You have a product to build and a rough idea of the budget, but you are not sure who you actually need to hire. One senior developer? Five? A designer and a tester too?

A software development team is the group of specialists who plan, build, test, ship, and maintain a software product. It pairs the people who write the code with the people who guide and protect the work: product owners, project managers, designers, QA engineers, and DevOps. So how many of these roles does your project really need, and how should the team be put together?

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What is a software development team?

A software development team is a group of specialists who turn an idea into working software and keep it running. A typical team includes engineers who build the product, a product owner who sets priorities, a project manager or Scrum Master who organizes the work, designers, QA engineers, and DevOps. Most teams run with ten or fewer people.

One person rarely covers all of that. Modern software touches several areas at once: an interface users tap through, a server that handles their requests, data that has to stay safe, and automated checks that catch bugs before release. Each area needs someone who knows it well.

That is why even a small product usually needs a handful of people, since a single “do-it-all” developer rarely covers everything. The team members share ownership of the product and cover for each other’s blind spots. A developer focused on how a feature should work will not always spot how a user might break it. A QA engineer will. The exact mix changes from project to project, and a good team is sized to the work it faces.

Generalist, specialist, or hybrid team?

There are many debates about software development team skill sets on the web. It’s no wonder that you can have a little doubt about whom you should hire first: a specialist, a generalist, or both?

What matters in reality is not the breadth or depth of a particular professional’s skills, but their adaptability and open-mindedness. Suppose a person has no problem with learning and self-development – and a true professional does not – in that case they will be able to switch from generalist to specialist role on-demand with relative ease.

Another important criterion is soft skills. According to Forbes, soft skills are becoming more and more important, regardless of the industry, and this trend will only continue to increase in the future.

One more important thing – Agile Manifesto states that individuals and interactions stand above processes and tools. What does this mean? Sometimes it is better to have someone in the team who writes plain working code on the team than someone who writes super-efficient yet obscure code, thus causing data siloing and miscommunication.

Of course, a client is looking for a full skill set within a single software development team. The learning time is simply not part of their project. So which type of team to pick? Let’s take a closer look.

 

Generalist team

Pros
Cons

Generalist team members have an understanding of how the product works as a whole and how to improve it, if needed

Lacking both experience and theoretical knowledge, generalists sometimes fail to use a particular technology most efficiently

Good at multitasking, learning new technologies, and adaptation

Compared head to head against a specialist, take more time to finish a task

Focus on communication and work across silos

Rely on “executive presence” in decision-making

Generalist team members understand how the whole product fits together and move easily between tasks. They are quick to learn new tools and they keep communication flowing across the team. The trade-off is depth: a generalist takes longer on a specialized task than an expert would, and may not use a given technology in the most efficient way.

Becoming a generalist is merely a natural point in every developer’s career, should they choose to become Team Leads or Project Managers, master a new tool or a related technology. It is not unheard of that PMs write code, fix bugs, and fill the gaps in product documentation in their available.

It is also not unheard of that developers write and run tests for their own software or deliver turnkey solutions single-handedly, from product design and interface to business logic and basic analytics. These professionals pretty much fall into the definition of a generalist.

Look for a generalist team if you need a simple, single-purpose product. In some cases, this team can even consist of one person.

 

Specialist team

Pros
Cons

Each specialist has profound knowledge of their domain

Face the risk of data siloing and miscommunication

Specialist team can finish fairly complex projects faster

May need more time to fit the separate project components together

Master the project details

Rely on good project management

Each specialist has deep knowledge of one area, so a specialist team finishes complex projects faster and handles the hard details well. The risk is coordination: specialists can end up siloed, need extra time to fit their components together, and depend on good project management to stay aligned.

When it comes to complex scalable solutions, a generalist team will just lack the required knowledge to cope with their implementation. For example, a product owner has an idea to develop a healthcare-related website that must be equally convenient to access from all mainstream platforms, feature custom corporate website design, and analyze visitor data.

It takes the following web development team roles: Front-end, Backend, UI/UX Design, and Data Analyst. Besides, the website must be multilingual, so someone must take over professional copywriting and translations (ideally, with proper SEO).

software development team questions
For a generalist team, finishing the project would take much more time and result in overall lower quality of the product.

 

Hybrid team

Pros
Cons

Offer a healthy balance of specialization and cross-technology knowledge

Assembling a perfect hybrid team might turn out expensive and time-consuming

Potentially the best composition that leads to maximum efficiency

Require precise distribution of responsibilities

The obvious conclusion of this section is to rely on the stakeholders’ vision of the project and their needs when it comes to choosing a team type. Each project is unique, so the number of parameters to take into consideration is considerable. Both specialist-only and generalist-only teams have weaknesses that make them unsuitable in certain scenarios. The hybrid team  is the best of  two worlds.

In fact, the default scrum team structure assumes the existence of both specialists and generalists by default: a PM or a Team Lead is the software development team’s chief generalist, while each development team department is dedicated to their specific task.

A software development project management expert ties all the team together and removes all the miscommunication issues. You will see them literally run back and forth between departments all day, doing their job and delivering the holistic image of the project to the client.

That also brings us to the discussion of the difference between traditional and agile teams.

Agile vs traditional team

First thing to say is that agile and traditional teams rely on fundamentally different approaches. Let’s look at the most distinctive disparities between the two:

Aspect
Agile
Traditional (Waterfall)

Organizational structure

Iterative, Continuous Integration/Delivery

Linear, Software Development Life Cycle (SDLC)Iterative, Continuous Integration/Delivery

User requirements

Interactive input

Clearly defined before implementationInteractive input

Involvement of clients

Throughout a project development

Only the early stages of a project

Documentation

Less important than the project’s constant evolution thus rather unreliable

Written once, maximally detailed and unambiguous

Time estimation

Extremely approximated, done by the team, short-term planning

Maximally precise, done by the PM, long-term planning

The traditional waterfall model was documented in 1970, twenty years before the appearance of Scrum, Agile Manifesto, in turn, appeared in 2001, more than 10 years after Scrum showed up.

Hence, it is important to mention that Scrum should not be confused with Agile. One can still follow Agile methodology without Scrum boards, sprints, and daily meet-ups.

The waterfall model was being abandoned because following it in software development proved inappropriate.

A fairly complex solution takes half a year and more to develop. Client requirements, user expectations, and the market situation in a given niche are guaranteed to change during that period. Agile approach is designed to satisfy the need for change whenever it arises instead of avoiding it and moving on.

Some may find the way agile software development teams estimate task effort lighthearted: who would associate task effort with T-shirt or dog sizes? Nonetheless, it is the way to reflect the fact that effort and time are impossible to predict beforehand more precisely.

These facts shouldn’t give the impression that the traditional approach is hopelessly outdated and inefficient. Choose it if:

  • The product requirements are 100% designed before the implementation, clear to every party and will not change.
  • The project can certainly withstand unpredictable threats and risks without losing value.
  • Timelines and expenditures are easy to predict and critically important to observe.
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Software development team roles and responsibilities

A full software development team brings together people who build the product and people who guide it. Here is who does what on a typical team:

Role
What they do

Product owner

Represents the client and sets product priorities

Project manager / Scrum Master

Organizes the work and removes blockers

Business analyst

Turns business needs into clear requirements

Software architect / tech lead

Defines the technical structure and standards

UI/UX designer

Designs how the product looks and feels to use

Front-end developer

Builds the part users see and interact with

Back-end developer

Builds the server side and business logic

Full-stack developer

Works across both front end and back end

QA engineer

Checks the product and catches bugs before release

QA automation engineer

Writes automated tests to speed up checking

DevOps engineer

Keeps the product deployable, secure, and running

Tech writer

Documents the product for users and developers

Every team needs someone who owns the product vision and someone who keeps the work moving. The product owner represents the client side and decides what gets built and in what order. The project manager, or the Scrum Master in a Scrum team, makes sure the developers have what they need and that the work matches the product owner’s expectations.

The way these roles fit together depends on the methodology. Scrum teams aim to keep the work transparent and open to change, inspecting and adapting as they go. They run on a lean set of roles, with a product owner and a Scrum Master supporting the developers, and add others as the work needs them.

 

Traditional team roles

A traditional, waterfall-style project adds a layer of governance above the delivery team. A business owner makes the big decisions and, with a chief information officer, appoints a project sponsor who answers for the project’s direction.

A steering committee of stakeholders reviews progress at each stage, and a security officer watches over the system from design through to maintenance. The project manager sits at the center, balancing the plan, the budget, the team, and the schedule, and reporting up the chain. Agile teams fold most of these duties into fewer roles and treat every member as a contributor with a real say.

software development team
Here is a brief overview of traditional software development team roles and responsibilities:

01
Business analyst
A business analyst sits between the client and the developers and makes sure the team builds the right product. When several stakeholders hold conflicting goals, or when it is unclear what users actually expect, a business analyst brings clarity that the core roles often cannot. Smaller teams sometimes hand the work to the product owner or project manager instead.
02
Subject matter expert
When the product owner does not know a specific domain deeply, a subject matter expert fills the gap. Think of them as an expert user of the product being built, able to write or review the detailed requirements the team works from.
03
Software architect and tech lead
The software architect, often called the tech lead, designs the technical backbone of the product. They define how the software components relate, set the coding standards, pick the tools and platforms, and keep the overall design consistent. On many teams the architect leads the back-end or full-stack group, the way a CTO would in a traditional company.
04
UI/UX designer
The UI/UX designer makes everything users see and touch clear and pleasant to use. Where front-end developers position interface elements, designers decide how those elements look and feel. Not every team member writes code, and the designer is the proof.
05
Front-end developer
Front-end developers build the parts of the product a user interacts with. The interface has to adapt to every screen size and run smoothly on lower-end devices, which is what front-end work is really about. As desktop console apps have faded for everyday users, front-end work has grown just as important as the back end. Modern front-end developers also handle interactive and animated elements, so the role involves writing real code every day.
06
Back-end developer
Back-end developers build the server side: processing user requests, running heavy calculations, talking to other systems, and everything that makes the product work as one unit. They answer the hard questions, such as how to serve a million users at once or how to store data safely. Large platforms handle far more than that every minute, and the back end is what makes it possible. A good back-end developer also makes the system modular, so one part can be replaced or scaled without rebuilding the whole thing.
07
Full-stack developer
Full-stack developers work across both the front end and the back end, tying the interface to the logic behind it. They are a strong fit for smaller teams and earlier-stage products, where one person covering both sides keeps the team lean. Deep or specialized work still tends to go to dedicated front-end and back-end engineers.
08
QA engineer
QA engineers make sure the product holds up in the real world. Developers build for how a feature should be used, so they cannot picture every way it might be misused or break. QA engineers test for exactly that, plus accessibility, so users can push the product hard without breaking it. Even when developers write their own tests, QA does not go away. Beyond finding bugs, QA engineers back up the developers by writing tests and documentation and by pushing for better development practices. They are the editors of the code.
09
QA automation engineer
A machine handles some checks better than a person can. A QA automation engineer writes automated tests for the repeatable cases, which saves time and money over the life of the project. Manual testing still covers what a script cannot judge, such as whether the product feels easy to use.
10
DevOps engineer
DevOps engineers keep the product deployable and running. When several developers work on different parts, DevOps makes sure each part works, that the parts work together, that the system runs on every target platform, and that releases ship reliably. They automate repetitive jobs such as testing and deployment through a CI/CD pipeline, and they keep the infrastructure secure and ready to scale. Once a nice-to-have, DevOps is now a core role on most teams.
11
Tech writer
A tech writer produces clear product documentation so users and other developers can understand the software. Developers can write docs themselves, but most would rather write code, so the job often goes to a dedicated writer who knows the standards and tools. Some teams hand it to QA engineers instead, or share it across the whole team.

Emerging software development team roles to know

The roles so far make up most software development teams. A few newer ones are becoming standard as products lean more on data and AI, and they are worth planning for now.

The modern software development team roles to know include:

 

AI/ML engineer

AI and machine learning engineers build the features that learn from data, such as recommendations, search rankings, fraud checks, or a chat assistant. They frame the problem, prepare the data, train and tune the models, and check the results until the output is reliable. They rarely work alone, leaning on data engineers for clean inputs and on the people who deploy and monitor models in production. Most teams add one only once an AI feature moves from idea to roadmap.

 

Prompt engineer

Prompt engineers design and refine the instructions that get reliable, consistent output from large language models. They work out how wording, examples, structure, and context change a model’s answers, then turn what works into reusable templates with guardrails for when users push a feature in odd directions. The role sits close to AI/ML and product work, and it matters most when an AI feature is user-facing and its answers must remain accurate.

 

Data engineer

Data engineers build the pipelines that collect, clean, store, and move data so the rest of the team can use it. Without them, analysts and AI features work from messy or missing inputs, and the results show it. A product that relies on analytics or machine learning needs a data engineer early on, while a simpler product can wait until data volume grows.

 

Security and platform engineer

Security and platform engineers protect the product and build the internal tools the rest of the team relies on. The security side covers access controls, data protection, compliance, and the response when something goes wrong. The platform side packages common services into clear tools and standards so developers ship faster and more safely.

 

How big should a software development team be?

Most software development teams work best with 10 or fewer people. The Scrum Guide puts it simply: a team should be “small enough to remain nimble and large enough to complete significant work,” which it sets at typically 10 or fewer. Smaller teams communicate better and lose less time to coordination.

In practice, a common setup is 4 to 9 builders, with a product owner and a project manager guiding them and QA checking the work. A minimal build can be far smaller. A simple web product can start with a designer who doubles as a researcher and one or two developers. As the product grows, you add specialists and, eventually, a second team.

Software development team composition by project type

So far, we can safely conclude that:

  • A job title does not exactly reflect the nature of a given role, especially across different methodologies.
  • Team managers may assign many roles to one person or, on the contrary, invite a professional who is rarely seen in orthodox agile teams. There is no single “right” way; unique problems require unique solutions. With that in mind, let us review the common development platforms and software project roles typically involved (considering PO, PM and QA as a must).

 

PC software development roles

Installable PC software is also referred to as “standalone.” It works on Linux, Mac, or Windows, serving a single user as a rule. A suite of office programs is an example of such software.

Modern infotainment system software that is used, for example, in self-driving cars is also considered and developed as standalone. This domain of development is not going to die out anytime soon.

A minimal build software development team could include:

  • Full-stack developers.
  • Designers, for elaborate custom looks.
  • Quality Assurance to eliminate any change for errors.
  • Tech Writers to work on help documents.
  • BA to drive the research on the subject matter.

Modern infotainment systems, like those in self-driving cars, also count as standalone software, so the category is far from fading. The languages lean toward C#, C/C++, Python, and the occasional niche option.

 

Web development team roles

Web apps serve many users at once and run anywhere there is a browser, which is why so many products start here.

Two members are enough for the minimal build:

  • A generalist UI/UX Designer will use any of the available website constructors and customize it with their web design expertise.
  • A Content Writer. They do not only write user- and search engine-friendly content, they research a subject area and thus serve as SME.

Either of the two can share the role of a PM. Simple!

A serious project would involve more people and more roles so that a product could be deployed faster, error-free, and ready for scaling and extension with third-party applications.

  • Project Management
  • UI/UX Design
  • Frontend
  • Backend
  • DevOps
  • QA
  • Content
  • Business Analyst

To reach users on phones, the team adds a mobile app group, and a chatbot developer can cover basic support without a full support team. The usual front-end stack is HTML, CSS, JavaScript, and a framework like React, with Node.js or Python on the back end.

 

Embedded development team roles

Embedded software development engineers work closer to hardware than any other team on the list. The hardware in question has unique restrictions due to its miniature size. Environment sensors, visual recognition, autonomous vehicles, everything that belongs to the Internet-of-Things – these domains are their bread and butter. Look for such teams if you’re setting up a smart house. Or a military base!

Embedded software engineering team roles most often exclude Designers or Frontenders. The software made by embedded engineers is meant to communicate with particular hardware and other machines, not humans.

Thus, a single embedded developer is a software development team of its own.

As a products’ complexity rises, more developers will collaborate on it under the guidance of an experienced Architect and other typical agile team members. A QA team and a Business Analyst will be required as well.

Any mainstream IDE fits their purpose. If the solution is relatively simple, any text editor will suffice. To test their code, embedded developers run appropriate emulators and debuggers. For the most part, the code is written in pure C or C++, in conjunction withscripting languages like Python.

 

Mobile app development team structure

Mobile development centers on the developers and QA, organized to fit the chosen methodology.

Each of the two mobile device operating systems (iOS and Android) has its own native programming language. iOS native apps are written in Swift. Android apps are typically written in Java or Kotlin.

It is technically possible to develop both Android and iOS apps on, say, React Native or Flutter, as a part of cross-platform mobile development.

A mobile device display parameters and unique hardware architecture make it difficult for developers who previously specialized on desktop development to carry their skills over. That said, a great mobile app development team cannot consist predominantly of generalists, although a BA would be, without a doubt, incredibly helpful in particular cases.

 

Custom/complex software solution

A sufficiently complex product would require all the roles in software development we have listed.

For the sake of example, think about something extremely common: a food catering business.

It is impossible to imagine any business without a website. In our particular case, a website will:

  • Drive natural traffic and serve as an online business card.
  • Enable users to view the menu, check the food availability, and order online.

Website backend developers will set up user accounts and the ordering workflow. Frontend developers can make sure that the website is perfectly usable from any device. So does this company need both a website and an app? Yes, it does. To put it succinctly, an app would help the company stay closer to its users.

  • If users agree to share their data, an app can track their behavior with a lot more details than a website.
  • An app sends customized recommendations via geolocation, sends push notifications, and introduces many other ways to engage a user.
  • AppStore and Google Play are open marketplaces that improve the visibility of the brand and help it build up trust.

There’s a good reason to install self-service kiosks at stores as soon as possible. The programming for these is carried out by Full-Stack engineers or by Embedded developers in conjunction with Frontenders. The technologies used in the development are going to be entirely different from those used in web development.

Quality Assurance is indispensable in such projects: they will detect problems before the whole project is staged for release.

Finally, it takes a Data Analyst to process all the data aggregated from the website, the app, and the terminals, and turn it into a set of potentially beneficial business decisions to better serve their audience by improving the products and optimizing sales. A Business Analyst or a Subject Matter Expert will look for potential markets and research the niche.

Depending on the chosen approach and goals, the other roles can be involved.

Where to find a software development team

Once you know the team you need, the question is how to get it. You have three broad options, and the right one depends on how fast you need to move and how long you need the team.

Building in-house is the traditional route: hire a strong senior developer first, then grow the team one person at a time. It gives you the most control and the tightest culture fit, but it is slow, and a growing company rarely has months to spare or a recruiting team to speed things up.

Hiring a dedicated team or augmenting your existing one is the faster route. Instead of recruiting each person yourself, you bring in vetted developers who are ready to start. A staff augmentation partner like DOIT sends the first pre-screened mid and senior-level profiles within three to five business days for common stacks and handles sourcing, contracts, payroll, and onboarding so your own team stays focused on the build.

Which route fits depends on your timeline and how permanent the need is. A long-term core team may be worth building in-house. A specialist you need for one project, or extra capacity for a deadline, is usually faster and cheaper to bring in.

To help you decide which software development team to hire, the in-house or the remote one, let us narrow down the choice of countries with the best software developers in the world.

These rankings are not absolute. Statistical data tends to be inaccurate and biased. The criteria taken into consideration widely vary across researchers, so we have reviewed them and come up with the following list of the top 4 best countries to hire a software development team from:

01
India
Being the second-largest English-speaking country in the world, it has a solid pool of engineers; besides, software development there is 4-6 times cheaper than in the US. Gild's data showed that Indian devs scored better at math and logic than American ones, which is but one of many indications of their mastery.
02
Eastern Europe
HackerRank recognized Eastern European devs as Top-1 Security experts in the world, and Top-5 in Mathematics and Distributed Systems. They boast an incalculable number of factual achievements and attract renowned companies such as IBM, Boeing, Siemens, and others. The development prices are 2-3 times lower than in the US, comparing Senior Software Developer salaries at Glassdoor.
03
Argentina
Argentina has become one of Latin America's strongest tech hubs, with a deep pool of senior engineers and good English. For US companies, the time zone overlap makes real-time work easy, and rates sit well below US levels.
04
Poland
HackerRank indicated Polish devs and Java competition winners and gave them credit in Python, Shell, and Ruby. Taking into consideration the International Olympiad in Informatics results, Poland is in the world’s Top-5.

software development team

How to evaluate a software development team

Unless a client wants to follow a scientific guideline on performance evaluation of software development teams, there are a few simple steps to determine their fitness.

  • Review the products the team has previously finished. There usually is a page called something like “Our Solutions,” “Portfolio”, immediately accessible from a development company’s website home page. The list of completed projects will testify that the company can accomplish any similar project (at the very least).
  • Interview the previous clients of the team. Following the advice of the historical proverb “Trust, but verify”, one would feel a natural urge to get more details about how the cooperation went from the clients’ point of view: via Clutch or DesignRush, for example.
  • Get in touch with a potential team’s top management and tech experts. Their confidence and expertise will be easy to recognize if they can explain their take on the project in plain language.
  • Take an interest in their internal structure and workflow. Are the necessary departments in place? Does the methodology fit the expectations? Do they have any internationally recognized certificates?
  • Find out more about their company culture. It is generally advised to look for a company with a warm and friendly atmosphere. Every software development team member's contentment will affect their engagement with a project, which will directly improve its quality.
  • Assess the communication skills of project managers. We have explained the importance of the PM/Scrum Master role, and it cannot be stressed enough: their enthusiasm, emotional intelligence, and general hard skills will propel a project forward.
  • Request a proof of concept. Asking a software development team to build a prototype solution that uses all the necessary technologies but is stripped of most of its intended functionality and design features is a good way to start cooperation and see how it goes within a minimum budget.
  • Even better results will be achieved during the product’s discovery phase with a minimum budget. It would take only 2-4 weeks and cost $3-5K, and you’ll have a clear product development roadmap ready.

Conclusion

Hopefully, this article will be a valuable guide if you’re having a hard time hiring your first software development team. Now you know some basic terminology, software development team structure types, software development team processes, methodologies, and technologies depending on the platform focus.

If you would rather not spend months recruiting software developers, DOIT can help you put the team together. DOIT places vetted middle and senior developers and full teams on flexible terms, and handles sourcing, vetting, contracts, and payroll so your team can focus on shipping. If you want to build a software development team from scratch or are looking for a way to extend an existing one – get in touch!

Frequently Asked Questions

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Who are the members of the software project development team?

Software development team members are all specialists involved in the development process. Product Owner contributes to planning, financing, and product evaluation; Project manager ensures the communication between the dev team and the client side. The software developer team that works on the product may include Frontend, Backend, QA engineers, DevOps, Tech Writing, BA, and other specialists.

How do you build a software development team?

Building a software development team may start when a product owner has decided on a development approach (agile or traditional) and the final product’s look and purpose. A detailed, unambiguous product description is obligatory in the case of SDLC application. The team composition will depend on the end product’s desired functionality, budget, and time restrictions.

How to manage a software development team?

Management usually sits with the project manager or, in a Scrum team, the Scrum Master. Their job is to keep the work visible, remove blockers, protect the team’s focus, and keep everyone moving, while the product owner decides what gets built first. The methodology sets the rhythm: agile teams plan in short cycles and adjust often, while traditional teams plan further ahead. Good management means giving the team what it needs to deliver.

What is the perfect size of a software development team?

It is best to have 5 to 9 people within agile software development teams. Product Owner, Project Manager, and Lead Developer are obligatory, and other roles depend on the project’s target platform.

Who is in charge of software application development teams?

The Project manager is the key figure in traditional software development teams. The impact of clients is limited to the starting phases of a product’s life cycle. As for the agile teams, there really is no central figure because every team member can suggest changes to a product and shares its ownership with other members.

ANNA IVASHYNA
PROJECT MANAGER @ DOIT SOFTWARE
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