Top 100 C# Developers in Poland
November 2023Looking for a top C Sharp software development company in Poland?
The programming language C Sharp (C#), is general-purpose and used for web and mobile apps. It has a number of advantages: It's object-oriented, has automatic garbage collection, functions across platforms, has backward compatibility, and integrates well with other platforms and services.
To assist you in your search for a partner, we’ve compiled this list of the top C# developers in Poland. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Poland C Sharp (C#) Software Development Companies
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31
- $5,000+
- 2 - 9 employees
- Wrocław, Poland
Vratislavia Software Sp. Z o.o. Is a small custom software development company launched in 2020. Their services include custom software development, web development, mobile app development, and enterprise app modernization. The company is based in Wrocław, Poland.
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Vratislavia Software Sp. z o.o. has provided front- and backend developers for a logistics company. The resources help in the code refactoring phase with the new designs for the company's application.
"They verify their employees' technical abilities and provide developers with excellent skills for a reasonable price."
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32
- $10,000+
- 10 - 49 employees
- Gliwice, Poland
VTS Software is software development company located in Manchester, U.K. Since 2007, their small team of around 5 has been specializing in custom software, web, and mobile app development for small and mid-sized businesses alike. They have experience in a variety of industries such as advertising, healthcare, manufacturing, and business services.
Clients
- Whispering Smith
- ATS Heritage
- Speakr
Industries
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VTS Software worked on bespoke software development, building both the front- and backend. They used AngularJS and C# for the Silverlight, native Android, and web app development.
"All the requirements were delivered within the defined scope and timeframe."
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33
- $25,000+
- 50 - 249 employees
- Bielsko-Biała, Poland
4Experience is am AR/VR development company founded in 2015. Based in Bielsko-Biała, Poland, the team of 35 specializes in AR/VR development. They mainly serve small businesses and midmarket clients in the education, real estate, and gaming industries.
Clients
- NATO EOD COE
- Mayo Clinic
- Wayne State University
- Cisco
Industries
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4Experience developed a 20-minute VR bike ride environment for a public university. The team used VR and 3D modeling technologies to create the solution and make it customizable for individual fitness levels.
"They did a great job, and we will be happy to work with them in the future."
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34
- $25,000+
- 250 - 999 employees
- Warszawa, Poland
Custom software development company Elinext is a global company with offices around the world in New York, NY, Ireland, Germany, Belarus, and more. The team of nearly 200 has been around since 1997 and serve a range of clients from startups to Fortune 500 companies. They provide custom software, mobile app, web, and IoT development, as well as UI/UX design.
Clients
- Broadcom
- Parrot
- Siemens
- Trumpf
Industries
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An equipment manufacturer has hired Elinext to provide custom software development. They analyzed the client's requirements and created a sales processing product using Java as their main technology.
''Everything has been working as expected.''
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35
- $5,000+
- 10 - 49 employees
- Gdynia, Poland
Founded in 2017, SolveQ is a software development company headquartered in Gdańsk, Poland. Their team of 14 provides custom software development, web development, application testing, and app modernization.
Clients
- Telenor
- Forto
- HYPE
- JOHAN Sports
Industries
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SolveQ provided custom software development for a telecommunications company. The team was responsible for testing and improving the IoT-based solution according to the third party clients' insights and needs.
"SolveQ showed willingness, ability, and commitment to continuously solve new and challenging needs."
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36
- $10,000+
- 50 - 249 employees
- Wrocław, Poland
vm.pl Software House is an IT services company in Wroclaw, Poland. Established in 2004, they have about 31 employees that serve mostly midmarket businesses in the education, manufacturing, and business services sectors. Services include web development, e-commerce development, and custom software development.
Clients
- TestDaf Institut
- Welotec GmbH
- Carano Software Solutions GmbH
- apronic GmbH
Industries
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VM.pl Software House augments the team of a software development firm. They help the client modernize and translate a desktop application into a browser-based software version.
"In addition to their technological capabilities, we were impressed by the open corporate culture and internationality."
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37
- $25,000+
- 50 - 249 employees
- Kraków, Poland
dmt Software House is a software development and services company that has two offices in Cracow, Poland, and another in Bielsko Biala, Poland. The company, founded in 1995, has more than 50 employees and provides custom software development, mobile app development, application testing, and other application development services to enterprise and smaller-sized companies in the finanacial services, business services, and other industries.
Clients
- Tauron Energy
- Deutsche Bank
- GE Money Bank
- The Warsaw Stock Exchange
Industries
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A financial consultancy company reached out to dmt Software House Sp. z o.o to develop a finance software. This app would allow banks to easily manage and service corporate transactions.
"The people working for the company are flexible and have deep knowledge and experience in software development."
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38
- $10,000+
- 10 - 49 employees
- Warszawa, Poland
GoOnline is a team of 40+ engineering & design geeks, who help companies of all sizes turn ideas into products that make life easier. The company was founded in 2008; and in the next years, its offices were set up in Kraków, London, Gothenburg, and Copenhagen. They specialize in mobile and desktop app development, web development, business intelligence, AI, IoT, DevOps, and cloud solutions.
Clients
- Egmont
- GoGift
- CEZ Group
- Skanska
Industries
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GO ONLINE developed a design prototype for a vehicle diagnostics system. They used React, .net, MySQL, and AWS to create the system, which will notify users about their work progress and create invoices.
"We admire the engagement of the team and the joy on their faces while working on the software."
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39
- $10,000+
- 50 - 249 employees
- Wrocław, Poland
Techstack is a custom software development and product engineering company in Ukraine and Poland. Founded in 2016, they have about 200 employees that serve clients mostly from the healthcare, logistics and energy industries. Their services include custom software development, mobile development, QA as a service, IoT, AI & ML, Big Data, UX/UI design and development consulting.
Clients
- Corel
- Gravit
- CorelDraw
- Liquid Sports
Industries
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A power-demand balancing company hired Techstack to do software development, testing, and project management tasks. This involved project planning, requirements mapping, and gathering technical requirements.
"It's been a pleasure to work with Techstack!"
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40
- $25,000+
- 50 - 249 employees
- Warszawa, Poland
Existek is a full-cycle software development and outsourcing firm based in Vinnitsa, Ukraine. They were established in 2012, and have 13 employees. Existek's services include web development, custom software development, IT staff augmentation, and more.
Clients
- Lingit AS
- IntelliChief
- Spellex
- Engage Works
Industries
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EXISTEK was assigned to create a SaaS platform for a software solutions company. However, the vendor recommended a different tech stack and the client easily gave their vote of confidence to the team's plan.
"They seem to have very talented developers and they are transparent which is very important to us."
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41
- $10,000+
- 10 - 49 employees
- Poznań, Poland
Based in Poznań, Poland, aveneo is a custom software development company. The small team provides custom software development, web development, Artificial Intelligence, mobile app development, and more. The company was established in 2008.
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aveneo was hired by a tech leasing company to build and develop a platform to seamlessly manage and organize collaboration with their industry partners.
"aveneo is quite flexible in the different aspects of the work and technologies."
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42
- $25,000+
- 10 - 49 employees
- Kraków, Poland
Rumble Fist Software Development is a cloud consulting and SI firm based in Kraków, Poland. Founded in 2017, their team of 30 serves clients in the business services, financial services, and IT sectors. Services include VueJS, React Native, Redux, Python, and Blockchain development.
Clients
- MakerDAO
- ConnectYourCare
- Thulium
Industries
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Rumble Fish Software Development was tasked with developing UI/UX designs for a party game's app. The client wanted marketing-friendly designs and a similar Victorian aesthetic for their existing card game.
"We really could rely on them just from the beginning. They knew what we wanted and how to make it smoothly."
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43
- $10,000+
- 50 - 249 employees
- Kraków, Poland
Codibly is a consulting and software development company based in Krakow, Poland. Founded in 2011, the team of 29 specializes in custom software development, web development, and mobile app development.
Clients
- Dialogue
- Electriq Power
- PA Consulting
- TeqCycle
Industries
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Codibly provided full-stack software development to create an integrated database and operation system with streamlined billing and reporting, as well as a customer-facing energy data portal.
"I liked their collaboration. We didn’t shop around to find anyone else."
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44
- $10,000+
- 10 - 49 employees
- Poznań, Poland
ADHD Interactive is a web development firm headquartered in Poznań, Poland. The firm focuses on web development, mobile app development, ux/ui design, digital strategy, and more and has a small team.The firm was established in 2014.
Clients
- Johnson & Johnson
- Mitac Europe
- Mio
- Hama
Industries
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A digital marketing agency has engaged with ADHD Interactive to develop their website according to their customer demands. The team designs the UX/UI, fix functional problems, and prepares a new widget display.
"Each project has been delivered in a timely and reliable way."
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45
- $25,000+
- 50 - 249 employees
- Warszawa, Poland
Founded in 2018, Qodeca has focused on building management systems, user-facing applications, integrations, and server-side solutions on top of the latest IT solutions from Microsoft like .NET and Azure. With above 70 employees in Poland, they support all software product lifecycle stages by providing UX/UI design, custom software development, cloud, DevOps, and beyond services. They work mainly with middle-market clients and enterprises providing them with the whole toolset required to succeed.
Clients
- The Bay Club Company
- Optimal Financial Systems
- EoS Fitness
- Global Guardian
Industries
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Qodeca helped a nonprofit foundation design and develop the POC for their app, leveraging Figma for the UI/UX designs. They built the POC for iOS to meet higher standards first.
“Everything was very interactive, and they managed to build trust, creating a personal connection.”
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46
- $25,000+
- 50 - 249 employees
- Bydgoszcz, Poland
Product design company Intechhouse was founded in 2003. The agency provides product design, custom software development, IT staff augmentation, IoT development, and more and has a midsize team.Industries
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INTechHouse created a customized workflow for an educational institution. They audited the client's processes, set up a development schedule, conducted tests, and built the final version of the system.
"We were impressed with their understanding of the specifics of our organization."
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47
- $10,000+
- 50 - 249 employees
- Kraków, Poland
TechWings is a software development and product design company located in Kraków, Poland. Founded in 2016, they have a cross-functional team of 60+ professionals that serves midmarket enterprises and fast-growing startups in the insurance, travel & hospitality, business automation, logistics, healthcare, real estate, education, and finance sectors. Services include product development, dedicated agile teams, and staff augmentation.
Clients
- Microsoft
- Daymon
- Standard Bank
- Zirra
Industries
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TechWings was hired by a branding and web design company to collaborate on the UI/UX design of an app that connects brands and influencers.
"The project management of techwings is incomparable with what I experienced before."
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48
- $25,000+
- 10 - 49 employees
- Warszawa, Poland
JMR Technologies is a software house based in Warsaw, Poland. Founded in 2009, they have approximately 16 employees who serve midmarket and small business clients across industries. Services include web development, custom software development, and mobile app development.
Industries
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A real estate firm hired JMR Technologies for their staff augmentation services. The team provided programmers to help build new components on the client's platform and assist with other development projects.
"They were serious about their work, and they never hesitated to ask us questions."
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49
- $75,000+
- 10 - 49 employees
- Aleksandrów Łódzki, Poland
eEngine Software House is a software development agency founded in 2007. Based in Aleksandrów Łódzki, Poland, the team of 18 specializes in web development, e-commerce development, and custom software development. They primarily serve mid-market clients in the eCommerce, business services, and utilities industries.
Clients
- IQ Dental Supply, LLC
- Everuptive Group
- Gatta
- Everuptive and Gatta
Industries
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eEngine Software House handles ongoing custom software development services for a water utility firm. The team performs enhancements and maintenance efforts for the client's .NET-based platform.
"The company is dynamic and engages with us as a partner business."
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50
- $10,000+
- 10 - 49 employees
- Katowice, Poland
Revolve is a software development agency located in Katowice, Poland. Since the company was founded in 2015, their team has grown to 12 employees. Revolve specializes in web, custom software, and mobile app development. Their client base features predominantly small businesses in the marketing and advertising, healthcare, and manufacturing industries. Additional areas of expertise include AI, Python, Django, .NET, JavaScript, and C#.
Clients
- Dr. Max
- Smart4Diagnostics
- Orikami
- Enpicom
Industries
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Revolve Healthcare developed an iOS and Android mobile app for a mobile app company. The team was responsible for both front- and back-end development.
"I've received the best IT project manager I know so far."
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51
- $10,000+
- 50 - 249 employees
- Warszawa, Poland
Eyzee is a custom software development company. The midsize Warszawa, Poland-based agency was established in 2017. Their services include custom software development, enterprise app modernization, cloud consulting & SI, application testing, and more.
Clients
- Polish Ministry of Digital Affairs
- Polish Ministry of Finance
Industries
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Eyzee provided custom software development services for a governmental organization. They designed, implemented, and deployed API functionality to access public data in the central vehicle and driver register.
"They are very flexible and responsive to customer needs."
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52
- $1,000+
- 10 - 49 employees
- Gdynia, Poland
Fundacja To Get There is an AR/VR development company. Established in 2020, the small agency is based in Gdynia, Poland. Their team provides AR/VR development, mobile app development, custom software development, ux/ui design, and more.
Industries
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To Get There Foundation was hired by an educational game developer for assistance in building a mobile app. The client wanted an app with different functionalities that would combine AR and gamification.
"The final project is very refined and better than we expected."
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53
- $25,000+
- 50 - 249 employees
- Łódź, Poland
Happy Team is an e-commerce development company founded in 2015. The small Lodz, Poland-based team offers e-commerce development and other application development.Industries
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Happy Team provides development resources for a multi-channel e-commerce software company. The team offers their industry experience and technical expertise and uses key technologies such as ASP.NET and C#.
“They’re a real partner in our success.”
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54
- $5,000+
- 50 - 249 employees
- Poznań, Poland
Globe Group S.A. is a web design company located in Poland. Founded in 2008, their employees provide web development and design, and UX/UI design for apps.
Clients
- Volkswagen AG
- Volkswagen Group Polska
- Medicover
- Neonail
Industries
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Globe Group S.A. provided consultancy services on the company's audio and video communication tool. The team examined its capacity for further development
"The flow between both sides was impressive. The knowledge and know-how of the company was excellent too."
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55
- Undisclosed
- 50 - 249 employees
- Warszawa, Poland
Founded in 2014, IN Team (formerly InFront) is a development firm. Their team of around 50 employees is based in Warsaw, Poland. They focus on custom software development, web development, and IT staff augmentation.
Industries
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IN Team handles IT staff augmentation services for an IT company. They're providing two frontend and two backend developers who work with the partner's internal team to deliver solutions.
“That trust is worth more to us than having the best prices or highest quality developers.”
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56
- $10,000+
- 50 - 249 employees
- Kraków, Poland
AMC TECH is a software, electronics, and mechanics development company based in Krakow, Poland. The company, founded in 1992, has more than 50 employees and provides, among others, custom software development, IoT development, IT strategy consulting services to various companies.
Clients
- Alstom
- General Electric
- Siemens
- Thales
Industries
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AMC TECH developed a complete version of a relaxation device for a tech startup. Following a discovery phase, they prepared the PCB layout design, wrote the code, and manufactured an MVP of the SITA device.
"We enjoyed working with them cause they genuinely care about the product. "
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57
- $10,000+
- 50 - 249 employees
- Łódź, Poland
Inwedo is a software development house in Lodz, Poland. Their team of about 30 employees has provided web and custom software development services since 2013, working in .NET, ASP.NET, and Azure, amongst other technologies. They also offer mobile app development services and have experience building iOS and Android products for the financial, enterprise, and sales sectors.
Clients
- Bilfinger Tebodin CEE
- Green Factory
- Infospread
- zBiletem
Industries
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A food production company hired Inwedo to build custom software that could inform their decisions and hasten their production times. The team worked in several phases to develop an online analytics system.
"They’ve really been able to do what we want and adapt the tool to what we needed."
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58
- $10,000+
- 50 - 249 employees
- Warszawa, Poland
Team Connect Ltd. Is a software development firm in Warszawa, Poland and Gliwice, Poland. Established in 2008, the midsize team specializes in custom software development, IT staff augmentation, IT managed services, enterprise app modernization, and more.
Clients
- Santander
- Orange
- Samsung
- Medicover
Industries
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Team Connect Ltd. was hired to provide four engineers for an IT company's existing team. After a discovery phase, they followed the guidelines on the required experiences and competencies.
"The most impressive thing was the team's readiness to face all the expected challenges."
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59
- Undisclosed
- 2 - 9 employees
- Warszawa, Poland
FlyHigh.PRO is a small web development company based in Warszawa, Poland. They specialize in web development, custom software development, and web design and were founded in 2010.
Clients
- EcoVadis SAS
- Tailors Group Sp. z o. o.
- Agencja Employer Branding
- Fundacja Stocznia
Industries
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FlyHigh.PRO designed and developed a website for a cybersecurity firm. The team designed the client's new site, including the home page, product page, and subpages, delivering a draft version of the site.
"I was impressed with their punctuality and flexibility in cooperation."
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60
- $25,000+
- 50 - 249 employees
- Warszawa, Poland
EC2 S.A. is a IT services company founded in 2006 in Warsaw, Poland. Their team of around 20 employees provides custom software development services to mostly mid-market businesses in the IT sector.
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A tech solution company collaborated with SEDIVIO S.A. to build a prototype of a custom web app. The deliverable would allow physiotherapists to manage personalized exercises, see progress, and more.
"The people we worked with were very helpful and engaged."
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