Top 5 C# Developers in London
The Best of December 2025Looking for a top C Sharp software development company in London?
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 London. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best London C Sharp (C#) Software Development Companies
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1$5,000+2 - 9 employeesLondon, CanadaArtificial intelligence development company Packet39 is headquartered in London, Canada. They provide Artificial Intelligence and AR/VR development and were founded in 2015.Read More
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2Undisclosed250 - 999 employeesAhmedabad, IndiaStridely Solutions is a midsize Ahmedabad, India-based CRM consulting and SI company. They provide CRM consulting and SI, Low/No Code Development, cloud consulting & SI, ERP consulting and SI, and more and were established in 2016.Read More
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3$250,000+10 - 49 employeesKitchener, CanadaStrata Research is a custom software development company. Launched in 2019, the firm specializes in Custom Software Development and Web Development.Read More
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4$10,000+2 - 9 employeesWaterloo, CanadaNorthsail Software is a website development company. The team is located in Waterloo, Canada, and their services include Web Development and Custom Software Development.Read More
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