Top 100 C# Developers
The Best of October 2026Looking for a top C# programmer?
C Sharp, or C#, is a programming language created by Microsoft. It's general-purpose and addresses static typing, object- and component-oriented programming approaches. It uses the .NET framework and is best for developing web apps, desktop apps, mobile apps, and games.
That's why we've created this list of the best C# developers for you to review. Read through company descriptions, former clients, and notable projects to find the best fit for your business.
List of the Best C# Programmers
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511$5,000+50 - 249 employeesPoznań, PolandIn Poznań, Poland, G-Group.dev is an AI company. Founded in 2008, the midsize team specializes in Artificial Intelligence, Generative AI, IT staff augmentation, Custom Software Development, and more.Read More
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Volkswagen AGIndustries
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512$10,000+50 - 249 employeesChicago, ILRead More
Alligatortek is a software company headquartered in Chicago with an office in Oakbrook Terrace, Ill. Since 1993, their team of 59 has lent its services in custom software development, mobile app development, and cloud consulting & SI. They specialize in Azure, and have experience in working with frameworks such as .NET, AngularJS, and React Native.
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Feeding America -
513$1,000+10 - 49 employeesSofia, BulgariaRead More
Bulgarian Software House (BSH) is a software service provider based in Sofia, Bulgaria. The company, founded in 2000, has a team of more than 20 that provided Unified Communications Consulting & SI, custom software development, enterprise app modernization, web development, and cloud consulting & SI services. BSH serves mid-market and enterprise-sized companies in the financial services, medical, and telecommunications industries.
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Societe Generale ExpressbankIndustries
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514$100,000+50 - 249 employeesEdinburgh, ScotlandClearSky is a website development firm. Located in Edinburgh, Scotland and Glasgow, Scotland, their midsize team provides Web Development, Custom Software Development, IT staff augmentation, and Mobile App Development. The firm was founded in 2018.Read More
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515$25,000+10 - 49 employeesLisboa, PortugalTwistag is a small AI Consulting company based in Lisboa, Portugal. They focus on AI Consulting, Custom Software Development, Artificial Intelligence, BI & big data consulting & SI, and more and were established in 2016.Read More
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516$50,000+50 - 249 employeesSumy, UkraineFounded in 2016, AdvantISS is a midsize IT staff augmentation company. Their services include IT staff augmentation, Custom Software Development, Web Development, ERP consulting and SI, and more. The firm is in Sokyryany, Ukraine and Sumy, Ukraine.Read More
Clients
Legal Services Firms Security Services Providers Retailers Manufacturing CompaniesIndustries
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517$50,000+10 - 49 employeesManchester , EnglandRead More
Founded in 2010, Silverchip is located in Manchester, United Kingdom. Their team of 13 employees provides mobile app development and custom software development services for enterprise, midmarket, and small businesses.
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Suits Me BankingIndustries
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518$50,000+10 - 49 employeesHarvey, LARead More
Susco Solutions is a software development company. The small Harvey, Louisiana-based company was established in 2005. Their team offers Custom Software Development, Web Development, IT staff augmentation, Mobile App Development, and more.
Clients
App Task Force - Uber-like mobile app for reporting crime and dispatching police. In use in New Orleans and beyond. PosiGen - Solar for all. Extensive Salesforce development and portals for customersIndustries
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519$10,000+50 - 249 employeesKošice, SlovakiaCassovia Code is a software development company founded in 2013. Their midsize team is located in Košice, Slovakia. The firm offers Custom Software Development, Artificial Intelligence, E-Commerce Development, AI Agents, and more.Read More
Clients
SIKO Synot Group BloomreachIndustries
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520$10,000+50 - 249 employeesParkland, FLHazen Technologies Inc. Is a Back Office Outsourcing company. Their midsize team is in Parkland, Florida. Their services include Back Office Outsourcing, Artificial Intelligence, Custom Software Development, and IT managed services. The company was established in 2017.Read More
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521$10,000+50 - 249 employeesDen Haag, NetherlandsMagnise GmbH is a midsize custom software development company in Den Haag, Netherlands; Kyiv, Ukraine; Den Haag, Netherlands and Heidelberg, Germany. Established in 2005, the team focuses on Custom Software Development and IT strategy consulting.Read More
Clients
NASAIndustries
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522$10,000+10 - 49 employeesAppstronauts is a small Warszawa, Poland-based IT staff augmentation company. Launched in 2015, the team provides IT staff augmentation, Custom Software Development, and Web Development.Read More
Clients
Solutions30Industries
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523$10,000+50 - 249 employeesSzeged, HungaryLaunched in 2014, RabIT Solutions is an IT staff augmentation company. They are based in Szeged, Hungary; Santa Monica, California; Pécs, Hungary and Budapest, Hungary and have a midsize team. The company specializes in IT staff augmentation, Custom Software Development, Mobile App Development, and Web Development.Read More
Clients
AuchanIndustries
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524$5,000+50 - 249 employeesTirana, AlbaniaDivision5 is an IT staff augmentation company established in 2015. The midsize Tirana, Albania-based team offers IT staff augmentation, Custom Software Development, Artificial Intelligence, and Web Development.Read More
Clients
PerfectIDIndustries
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525$5,000+10 - 49 employeesNew York, NYRead More
NIFTIT is a design and development agency based in New York, with an office in Ho Chi Minh City, Vietnam. The agency, founded in 2013, has a team of around 20 that provides, among others, ECM consulting & SI, IT managed services, and applications management & support services to various organizations, institutions, and companies.
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The New York Metropolitan Transportation CouncilIndustries
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526$50,000+50 - 249 employeesKyiv, UkraineRead More
Founded in 2007, INTELLISOFT Corp is a software development company headquartered in Las Vegas, Nev., with two additional offices in Kiev, Ukraine, and Schlieren, Switzerland. INTELLISOFT Corp's team of 16 provides web development, custom software development, and mobile app development, primarily for small and midmarket firms.
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IntelIndustries
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527$10,000+50 - 249 employeesTurbhe, New Mumbai, IndiaRead More
Intelegain Technologies is a global technology and innovation company headquartered in Dallas, with offices in Mumbai, Singapore, Dubai, and New York. With 200+ employees, Intelegain works with mainly mid-market businesses and provides web development and mobile app development services.
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PfizerIndustries
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528$5,000+250 - 999 employeesHanoi, VietnamAMELA Technology is a website development company. The midsize Hanoi, Vietnam-based team focuses on Web Development, Mobile App Development, IT staff augmentation, Artificial Intelligence, and more. The company was founded in 2019.Read More
Clients
SkystreeIndustries
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529$1,000+10 - 49 employeesRichmond, CABeesoul LLC is an AI firm. The small team is based in Richmond, California; Kathmandu, Nepal and London, England. Their services include Artificial Intelligence, Custom Software Development, Generative AI, AI Agents, and more.Read More
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530$5,000+10 - 49 employeesLos Angeles, CAIn Los Angeles, California, Developer Partners is a software development firm. Established in 2020, the small team provides Custom Software Development, Web Development, Web Design, Application Testing, and more.Read More
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531$50,000+250 - 999 employeesRead More
Commit is a midsize custom software development company launched in 2005. Their services include custom software development, IoT development, mobile app development, and BI & big data consulting & SI. The agency is in New York, New York.
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532$1,000+50 - 249 employeesAhmedabad, IndiaRead More
The One Technologies is a web and mobile app development company based in Ahmedabad, India with an office in Ottawa, Canada. Founded in 2011, the team of 67 specializes in web development, mobile app development, and UX/UI design. They work primarily with midmarket clients mostly in the IT industry.
Clients
Glove Light VideosIndustries
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533$5,000+10 - 49 employeesStockholm, SwedenRead More
Slashdev is a small custom software development firm based in Winter Park, Florida; London, England; Stockholm, Sweden and San Diego, California. They specialize in Custom Software Development, Web Development, Mobile App Development, IT staff augmentation, and more and were founded in 2020.
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534$100,000+50 - 249 employeesSouthborough, MAAndPlus, An Ensono Company, an Enterprise App Modernization company, was established in 2009. The firm specializes in Enterprise App Modernization, Web Development, and Custom Software Development and has a midsize team. The firm is based in Southborough, Massachusetts and Livingston, New Jersey.Read More
Clients
BloombergIndustries
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535$50,000+50 - 249 employeesÇankaya, TürkiyeEstablished in 2014, Proven Technologies is a custom software development company. Their midsize team is headquartered in Çankaya, Türkiye and Unterföhring, Germany. Their services include Custom Software Development, Application Testing, Artificial Intelligence, and Blockchain.Read More
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536$10,000+50 - 249 employeesCiudad de México, MexicoRead More
Custom software development company EDSA was founded in 1999. Their midsize team is in Deerfield Beach, Florida; Tandil, Argentina; Mar del Plata, Argentina and Viña del Mar, Chile. EDSA provides custom software development, application management & support, ERP consulting and SI, mobile app development, and more.
Clients
LindeIndustries
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537$5,000+50 - 249 employeesLoughborough, EnglandUNL Solutions LTD, a software development firm, is headquartered in Loughborough, England and New Rochelle, New York. The midsize firm was founded in 2007. Their services include Custom Software Development, Web Development, Mobile App Development, IT strategy consulting, and more.Read More
Clients
CorevistIndustries
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538$10,000+10 - 49 employeesBudapest, HungaryWozify is a web development firm. They specialize in Web Development, Custom Software Development, Mobile App Development, Artificial Intelligence, and more and were launched in 2012. Their small team is Budapest, Hungary-based.Read More
Clients
AuchanIndustries
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539$10,000+50 - 249 employeesBitola, North MacedoniaSoftware development company Inellipse was founded in 2009. They are in Bitola, North Macedonia and have a midsize team. Inellipse provides Custom Software Development, Mobile App Development, Web Development, UX/UI Design, and more.Read More
Clients
White label OTT solution company listed in top 20 startups in Silicon Valley for 2018;Industries
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540$75,000+50 - 249 employeesRio de Janeiro, BrazilRead More
IBlue Consulting, a digital strategy company, is located in Rio de Janeiro, Brazil. The midsize company was established in 2016. Their team specializes in digital strategy, ux/ui design, IT strategy consulting, BI & big data consulting & SI, and more.
Clients
BrasilcapIndustries
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