Top 100 C# Developers in Poland
The Best of December 2025Looking 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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211$10,000+250 - 999 employeesTychy, PolandRead More
Softengi is a software development company in Ukraine, established in 1995. Their team of 154 employees specialize in custom software development, artificial intelligence, and AR/VR development. They mainly work with small businesses and midmarket clients in the business services, IT, and telecommunications industries.
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BoeingIndustries
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212$10,000+10 - 49 employeesEłk, PolandEcce IT System is a Warszawa, Poland-based custom software development company. The small agency was established in 2021. Their team specializes in custom software development, web development, mobile app development, Artificial Intelligence, and more.Read More
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213Undisclosed250 - 999 employeesPrague, Czech RepublicLaunched in 2004, NATEK is a custom software development firm. Their services include Custom Software Development and cloud consulting & SI.Read More
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214$5,000+10 - 49 employeesWrocław, PolandMoreFromIT is an application development company. Established in 2016, the team focuses on Mobile App Development and Web Development.Read More
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215$5,000+250 - 999 employeesWarszawa, PolandSaM Solutions is a Gilching, Germany-based IoT development company. The midsize team specializes in IoT development, IT staff augmentation, Custom Software Development, E-Commerce Development, and more. The agency was established in 1993.Read More
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216$1,000+10 - 49 employeesLublin, PolandGIS SUPPORT is a software development firm. They are located in Lublin, Poland and Poznań, Poland and have small team. They offer Custom Software Development and Web Development.Read More
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217$1,000+10 - 49 employeesRzeszów, PolandCustom software development firm e-BI is located in Rzeszów, Poland. Launched in 2009, the team provides Custom Software Development and Application Testing.Read More
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218$1,000+10 - 49 employeesWarszawa, PolandTrabsky | Software House & Business Automation is a small custom software development firm launched in 2018. Their team specializes in Custom Software Development and Mobile App Development.Read More
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219$50,000+50 - 249 employeesRzeszów, PolandEstablished in 2000, Petrosoft.pl Technologie Informatyczne Sp. Z o.o. Is a custom software development company. The team provides Custom Software Development and Web Development.Read More
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220$5,000+2 - 9 employeesPoznań, PolandHugeServices is a custom software development firm. They are located in Poznań, Poland, and their services include Custom Software Development and Mobile App Development.Read More
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221$1,000+2 - 9 employeesWrocław, PolandInoxieSoft is a custom software development company in Wrocław, Poland. The team offers Custom Software Development and Web Development.Read More
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222$5,000+10 - 49 employeesCzęstochowa, PolandEvorain is a small Częstochowa, Poland-based AI firm. Their services include Artificial Intelligence and Custom Software Development.Read More
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223$10,000+10 - 49 employeesWarszawa, PolandStellar Logic is a small Warszawa, Poland-based software development firm. They offer Custom Software Development, IT staff augmentation, cloud consulting & SI, DevOps Managed Services, and more and were established in 2024.Read More
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224$10,000+10 - 49 employeesWrocław, PolandVecler is a small Wrocław, Poland-based web development company. The team offers Web Development and Custom Software Development.Read More
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225Undisclosed2 - 9 employeesChełm Śląski, PolandSaaS Native Sp. Z o.o., a custom software development company, is based in Chełm Śląski, Poland. They provide Custom Software Development and IoT development.Read More
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226$1,000+10 - 49 employeesKraków, PolandFounded in 2003, sodigital is a small software development company headquartered in Kraków, Poland. Their team offers Custom Software Development and Mobile App Development.Read More
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227$10,000+10 - 49 employeesGdynia, PolandEstablished in 2002, ICU tech is a Product Design company. The firm provides Product Design and Custom Software Development.Read More
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228Undisclosed10 - 49 employeesWarszawa, PolandLaunched in 2024, Intense Health is a custom software development firm. Located in El Campello, Spain and Warszawa, Poland, the team provides Custom Software Development and Web Development.Read More
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229$1,000+2 - 9 employeesWarszawa, PolandThunder Consulting is an unified communications consulting & SI company located in Warszawa, Poland. They focus on unified communications consulting & SI and Custom Software Development.Read More
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230$10,000+10 - 49 employeesWarszawa, PolandPDA IT Solutions, a custom software development company, was founded in 2011. The company focuses on Custom Software Development and E-Commerce Development, and is small.Read More
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231$1,000+10 - 49 employeesŁódź, PolandDev IT Wise (Zephyr RTOS, EMbedded, Qt) is an IoT development company. Located in Łódź, Poland, their team offers IoT development and Custom Software Development.Read More
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232$25,000+250 - 999 employeesWrocław, PolandRead More
Objectivity Ltd. is an IT company headquartered in Coventry, United Kingdom, that provides custom software and web development, as well as web design functions. Founded in 1991, the company has over 600 employees. The businesses they serve represent multiple industries including the business services, financial services, and real estate industries.
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MorrisonsIndustries
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233$50,000+250 - 999 employeesKraków, PolandRead More
CHI Software is a software company with 4 development centers in Ukraine: Kharkiv, Kyiv, Dnipro, Zaporizhia. Founded in 2006, CHI Software now has over 500 employees who specialize in providing solutions for startups and establish businesses, especially in the fintech, insurtech, and banking industries. The services include technological consultancy, product development, dedicated engineering teams, and on-demand staffing. They offer expertise in AI, mobile, web, cloud, IoT, and AR/VR solutions.
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Minespider Banyan Infrastructure Imagine Learning MeetupIndustries
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234$50,000+1,000 - 9,999 employeesL'viv, UkraineRead More
TEAM International is a software development company in Colombia and Ukraine. Founded in 1991, the team of 455 specializes in custom software development, IT staff augmentation, and web development. They work primarily with midmarket clients.
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BCG Telenor Hibbet TrellixIndustries
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235$25,000+50 - 249 employeesRzeszów, PolandKruko is a Rzeszów, Poland-based custom software development firm. They provide Custom Software Development and Web Development and were established in 2020.Read More
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236$5,000+2 - 9 employeesWarszawa, PolandFounded in 2019, RK Software Systems is a website development company. In Warszawa, Poland, the team offers Web Development and API Development.Read More
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237$1,000+2 - 9 employeesZielona Góra, PolandBardoWeb is a web design company based in Zielona Góra, Poland. Their services include Web Design and UX/UI Design.Read More
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238$5,000+2 - 9 employeesGdańsk, PolandMove2edge is a software development company. In Gdańsk, Poland, the team offers Custom Software Development and Web Development.Read More
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239$10,000+2 - 9 employeesSzczecin, PolandHardCode Studio is a mobile application development firm launched in 2021. The firm specializes in Mobile App Development and AR/VR development, and is small.Read More
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240$5,000+250 - 999 employeesKraków, PolandEstablished in 2005, UKAD is an IT staff augmentation company. Their midsize team is located in Kirkland, Washington; Kraków, Poland; Kharkiv, Ukraine and Cesson-Sévigné, France and focuses on IT staff augmentation, E-Commerce Development, Low/No Code Development, Custom Software Development, and more.Read More
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AJ Produkter Ginza TargetAid EntitledToIndustries
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