Top 100 C# Developers in the United Kingdom
The Best of July 2026Looking for a top C Sharp software development company in the United Kingdom?
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 United Kingdom. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
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List of the Best United Kingdom C Sharp (C#) Software Development Companies
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151Undisclosed2 - 9 employeesLondon, EnglandKornhill Services Limited is an IT strategy consulting company. They are based in London, England and have a small team that provides IT strategy consulting, Artificial Intelligence, AI Consulting, and Custom Software Development. The firm was established in 2022.Read More
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152$10,000+250 - 999 employeesRomford, EnglandAI firm Mitosis Technologies is based in Rajakilpakkam, India and Westminster, Colorado. Founded in 2013, the team provides Artificial Intelligence and Custom Software Development.Read More
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153$5,000+10 - 49 employeesLondon, EnglandIn London, England, Skalable Limited is an IT staff augmentation company. They offer IT staff augmentation and Artificial Intelligence.Read More
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Slash ID Checkatrade Proximie Captur -
154$5,000+50 - 249 employeesTheale, EnglandCode Wizards Group is a custom software development company. The midsize Theale, England-based team focuses on Custom Software Development and Computer Engineering. The firm was founded in 2002.Read More
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155$5,000+2 - 9 employeesWest Lavant, EnglandLocated in West Lavant, England, Digital Republic is a software development company. The team offers Custom Software Development and UX/UI Design.Read More
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FreshphotoHouse Scafol Bloomsbury Square FabricsIndustries
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156$25,000+10 - 49 employeesDundee, ScotlandPocket Sized Hands is a mobile application development company. Located in Dundee, Scotland, the agency was founded in 2017. Their services include Mobile App Development and AR/VR development.Read More
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Warner Media Joey Drew Studio Adult SwimIndustries
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157$25,000+2 - 9 employeeslondon, EnglandIT strategy consulting company Apexa Tech is located in london, England and Cairo, Egypt. They specialize in IT strategy consulting and Custom Software Development.Read More
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158$5,000+10 - 49 employeesBedford, EnglandLaunched in 2008, Anterec Ltd is a software development firm. The firm specializes in Custom Software Development and Web Development, and is small.Read More
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159$50,000+250 - 999 employeesLeeds, EnglandFounded in 2014, Infinity Works is a custom software development company. Located in Leeds, England and London, England, the team focuses on Custom Software Development and cloud consulting & SI.Read More
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160$10,000+2 - 9 employeesEdinburgh, ScotlandWEB is a software development firm. Located in Edinburgh, Scotland, the firm was founded in 1995. Their team specializes in Custom Software Development and Conversion Optimization.Read More
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161$1,000+10 - 49 employeesIlford, EnglandWeb design agency Bestech Private Ltd is in Ilford, England and London, England. The small team focuses on Web Design, UX/UI Design, IT managed services, Custom Software Development, and more and was founded in 2014.Read More
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162$10,000+50 - 249 employeesLondon, EnglandDigiata is a custom software development firm founded in 2001. The firm offers Custom Software Development and Enterprise App Modernization.Read More
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Vitality Discovery Insurance Allan Gray Old MutualIndustries
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163$5,000+2 - 9 employeesLondon, EnglandFounded in 2025, Purple Softworks is a small software development company. Their team focuses on Custom Software Development, Web Development, Mobile App Development, Artificial Intelligence, and more. The company is based in Johannesburg, South Africa and London, England.Read More
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164$10,000+2 - 9 employeesLiverpool, EnglandCustom software development company Simul provides Custom Software Development and AR/VR development. They are based in Liverpool, England.Read More
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Microsoft Game StudiosIndustries
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165$10,000+50 - 249 employeesLondon, EnglandSriggle Tech is a social media marketing firm headquartered in Faridabad, India and Dubai, United Arab Emirates. They offer Social Media Marketing and Search Engine Optimization.Read More
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Yatra Holidays Holiday Market Silver Tray Hi ToursIndustries
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166$50,000+250 - 999 employeesLondon, EnglandSovTech UK is an IT staff augmentation company. They are headquartered in London, England and have midsize team. They offer IT staff augmentation and Custom Software Development.Read More
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167Undisclosed2 - 9 employeesBletchley, England4fx Design and Multimedia is an application development firm. The Bletchley, England-based company was founded in 2000. Their services include Mobile App Development and Web Design.Read More
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168$10,000+250 - 999 employeesLondon, EnglandDVT, a business intelligence company, was established in 1999. Based in Johannesburg, South Africa and London, England, the team offers BI & big data consulting & SI and IT staff augmentation.Read More
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Nedgroup InvestmentsIndustries
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169Undisclosed2 - 9 employeesEdinburgh, ScotlandSharp Coders is a cloud consulting & SI company. Established in 2023, the agency is based in Edinburgh, Scotland. Their services include cloud consulting & SI and Custom Software Development.Read More
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170$1,000+2 - 9 employeesLondon, EnglandDashro Solutions is a software development company. They offer Custom Software Development and Application Management & Support and are in London, England.Read More
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171Undisclosed10 - 49 employeesStretford, EnglandCybersecurity company Aspire IT Services Ltd focuses on Cybersecurity and IT managed services. They are located in Stretford, England.Read More
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172$1,000+2 - 9 employeesMalvern, EnglandHaste Software Ltd, a custom software development firm, was founded in 2016. The firm provides Custom Software Development and Web Development, and is small.Read More
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173$5,000+10 - 49 employeesLondon, EnglandFounded in 2018, Nodlays is a small London, England-based CRM consulting and SI company. Their team specializes in CRM consulting and SI and Custom Software Development.Read More
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174$50,000+10 - 49 employeesLondon, EnglandSoftware Development UK is a custom software development firm. The London, England-based agency was founded in 2021. Their team offers Custom Software Development and Artificial Intelligence.Read More
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175Undisclosed10 - 49 employeesKeynsham, EnglandIT managed services company soVision IT focuses on IT managed services and Custom Software Development. They are based in Keynsham, England.Read More
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176Undisclosed50 - 249 employeesRichmond, EnglandGislen Software is a custom software development firm established in 1994. Their team specializes in Custom Software Development and Web Development.Read More
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177$10,000+250 - 999 employeesGillingham, EnglandRead More
SAPPHIRE SOFTWARE SOLUTIONS, an application development firm, was founded in 2002. Their midsize team is in Coral Springs, Florida; Glendalough, Australia; Calgary, Canada and Coral Springs, Florida and offers Mobile App Development, Artificial Intelligence, Search Engine Optimization, Custom Software Development, and more.
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American Express L'Oréal MG Motors AlmaraiIndustries
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178$1,000+10 - 49 employeesManchester, EnglandD55 is a cloud consulting & SI company. They are in Manchester, England. Their team provides cloud consulting & SI and Custom Software Development.Read More
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179$50,000+50 - 249 employeesStanway,Colchester, EnglandFounded in 1997, Kott Software is a custom software development firm. Their team provides Custom Software Development and Web Development.Read More
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180Undisclosed10 - 49 employeesCheltenham, EnglandSAS Managed Applications is an UX company. They are headquartered in Cheltenham, England, and their services include UX/UI Design and Web Development.Read More
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Check out a C# Developers in United Kingdom with the most new reviews in the past 12 months.
Most Reviewed
C# Developers
United Kingdom
- 11 4 new reviews
- 12 4 new reviews
- 13 3 new reviews
- 14 3 new reviews
- 15 3 new reviews
