Top 100 C# Developers in Poland
The Best of June 2026Looking 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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271$25,000+10 - 49 employeesWrocław, PolandLember is a small custom software development company in Kyiv, Ukraine; New York, New York; Edgecliff, Australia and Stockholm, Sweden. Launched in 2013, the team focuses on Custom Software Development, UX/UI Design, Web Development, Mobile App Development, and more.Read More
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3PL Fulfilment docStribute OnePage CRM Persuasion SystemsIndustries
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272$50,000+1,000 - 9,999 employeesŁódź, PolandRead More
Infopulse is an end-to-end digital services and advisory company based in Ukraine with additional offices across Europe and the Americas. Founded in 1991, their team of 2,300+ specialists offers solution engineering, managed services, innovation services, digital experience & intelligent business solutions. They work with SMBs and Fortune 100 enterprises, focusing on banking, energy, oil & gas, healthcare, telecom, information technology, and other industries.
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BICSIndustries
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273$25,000+50 - 249 employeesKraków, PolandIn Houston, Texas; Kyiv, Ukraine; Pafos, Cyprus and Kraków, Poland, Glorium Technologies is an ERP consulting and SI company. The midsize team focuses on ERP consulting and SI, Custom Software Development, Digital Strategy, Artificial Intelligence, and more and was launched in 2010.Read More
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CAE Healthcare PACS Harmony Bodyo ITR SoftwareIndustries
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274$10,000+50 - 249 employeesWarszawa, PolandBrights is a custom software development firm. The midsize Kyiv, Ukraine-based team specializes in Custom Software Development, Web Development, Enterprise App Modernization, Mobile App Development, and more. The agency was established in 2011.Read More
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Philip Morris Suzuki Microsoft DanoneIndustries
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275$5,000+2 - 9 employeesSzczecin, PolandHybridTechLabs - Custom Apps Development - Software Developers Poland, a software development firm, was established in 2017. The firm offers Custom Software Development and Mobile App Development.Read More
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276$10,000+250 - 999 employeesPoznań, PolandFounded in 2012, Beetroot AB is an IT staff augmentation company. Their midsize team is headquartered in Stockholm, Sweden; Kyiv, Ukraine; Poznań, Poland and Blagoevgrad, Bulgaria. Their services include IT staff augmentation, Web Development, Mobile App Development, IT strategy consulting, and more.Read More
Clients
Zwapgrid ABIndustries
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277$1,000+Freelancer employeesKraków, PolandLaunched in 2023, Softinery is an Engineering company. The company offers Engineering and Custom Software Development, and is small.Read More
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278$25,000+250 - 999 employeesKraków, PolandInnovecs, a software development firm, is based in New York, New York; Kyiv, Ukraine; San Francisco, California and Tel Aviv-Jaffa, Israel. Launched in 2011, the midsize team offers Custom Software Development, DevOps Managed Services, BI & big data consulting & SI, cloud consulting & SI, and more.Read More
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SGNIndustries
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279$25,000+50 - 249 employeesWarszawa, PolandDevPulse is a web development company in Warszawa, Poland and Kharkiv, Ukraine. The midsize team focuses on Web Development, Custom Software Development, Artificial Intelligence, Application Testing, and more. The agency was established in 2014.Read More
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280$75,000+250 - 999 employeesKraków, PolandFounded in 2013, Sombra is a data analytics company. The firm focuses on BI & big data consulting & SI, Custom Software Development, Artificial Intelligence, IT staff augmentation, and more and has a midsize team. The firm is based in L'viv, Ukraine; Ivano-Frankivs'k, Ukraine; Denver, Colorado and London , England.Read More
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281$10,000+250 - 999 employeesKraków, PolandDevelopex is a software development company. Established in 2001, the midsize agency is based in Kyiv, Ukraine; Vancouver, Canada; München, Germany and Kraków, Poland. Their services include Custom Software Development, Web Development, IoT development, Mobile App Development, and more.Read More
Clients
Corsair Logitech Metric Insights Arkade Inc.Industries
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282$5,000+10 - 49 employeesWłocławek, PolandDenys Hritsanov Scopio is an AI Agents company established in 2025. The agency provides AI Agents and Artificial Intelligence.Read More
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283$50,000+50 - 249 employeesWarszawa, PolandFounded in 2017, SevenPro is an IT staff augmentation company. Their midsize team is headquartered in Kyiv, Ukraine; New York, New York; Tallinn, Estonia and Calgary, Canada. Their team offers IT staff augmentation, Custom Software Development, Web Development, and Mobile App Development.Read More
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284Undisclosed250 - 999 employeesKraków, PolandRead More
Itera is an IT development and communications agency headquartered in Oslo, Norway. Founded in 1989, they have about 400 employees and have mainly mid-market and enterprise clients. Their services include custom software development, web development, application testing, mobile apps, and digital strategy.
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StorebrandIndustries
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285$25,000+50 - 249 employeesWarszawa, PolandKevuru Games is a software development company launched in 2012. The agency offers Custom Software Development, Mobile App Development, Other Application Development, and UX/UI Design and has a midsize team. The agency is headquartered in Kyiv, Ukraine; San Francisco, California and Warszawa, Poland.Read More
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286$5,000+10 - 49 employeesWarszawa, PolandUASOFTDEV, a small cloud consulting & SI company, is headquartered in Brovary, Ukraine; Kyiv, Ukraine; Berlin, Germany and London, England. They specialize in cloud consulting & SI, Custom Software Development, Web Development, IT staff augmentation, and more and were founded in 2022.Read More
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287$25,000+50 - 249 employeesWarszawa, PolandMWDN is a midsize IT staff augmentation company. Founded in 2002, the agency is in תל אביב-יפו, Israel; Kyiv, Ukraine; Warszawa, Poland and Sofia, Bulgaria. Their team specializes in IT staff augmentation, Custom Software Development, Recruiting, Mobile App Development, and more.Read More
Clients
Gett Twingate iRoofing NAX Technology GroupIndustries
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288$25,000+50 - 249 employeesKraków, PolandLeobit is a software development firm launched in 2014. Located in L'viv, Ukraine; Austin, Texas; Tallinn, Estonia and Kraków, Poland, their midsize team offers Custom Software Development, Web Development, Artificial Intelligence, cloud consulting & SI, and more.Read More
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KEMET CorporationIndustries
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289$5,000+50 - 249 employeesKraków, PolandRead More
Axon is a full-cycle software engineering company in Estonia, founded in 2012, with 150 employees. We serve mostly midmarket clients in the education, insurance, real estate, finance, advertising, and cryptocurrency sectors. Our services include custom software development, mobile development, business analysis, UX/UI design, and Quality Assurance.
Clients
MeestIndustries
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290$25,000+250 - 999 employeesPoznań, PolandLaunched in 2009, Viseven is a software development firm. The agency specializes in Custom Software Development, Marketing Strategy, Digital Strategy, Content Marketing, and more and has a midsize team.Read More
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Abbott Nestle HealthScience Ipsen MerckIndustries
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291Undisclosed250 - 999 employeesSzczecin, PolandFounded in 2015, Unikie, a midsize software development company, is located in München, Germany and Tampere, Finland. Their services include Custom Software Development and Web Development.Read More
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292$25,000+250 - 999 employeesPoznań, PolandApriorit, a custom software development company, is headquartered in Lynn, Massachusetts; Poznań, Poland; Dnipro, Ukraine and Nicosia, Cyprus. The midsize team specializes in Custom Software Development, Cybersecurity, IoT development, Artificial Intelligence, and more and was established in 2002.Read More
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Fortune 500 security solution vendorsIndustries
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293$50,000+1,000 - 9,999 employeesWarszawa, PolandRead More
Pentalog is a large Brașov, Romania-based custom software development company. Established in 1993, the team offers custom software development, IT staff augmentation, e-commerce development, and web development.
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AdidasIndustries
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294$10,000+50 - 249 employeesWrocław, PolandRead More
JetSoftPro is a software development agency that was founded in 2003. Based in New York, their team of 48 specializes in custom software development, IT strategy consulting, and product design. Their client base is mainly composed of midmarket companies.
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CreatorIQIndustries
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