Top 100 C# Developers in England
The Best of November 2026Looking for a top C Sharp software development company in England?
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 England. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best England C Sharp (C#) Software Development Companies
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1$25,000+250 - 999 employeesLondon, EnglandTransparity, an AI Agents company, is in London, England. The midsize team specializes in AI Agents, AI Consulting, Custom Software Development, Enterprise App Modernization, and more and was established in 2015.Read More
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Alzheimer’s Society NSPCC NHS LushIndustries
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2$10,000+50 - 249 employeesLondon, EnglandInfluential Software is a London, England-based software development firm. The midsize team focuses on Custom Software Development, Web Development, BI & big data consulting & SI, IT managed services, and more and was founded in 1993.Read More
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DeloitteIndustries
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3$25,000+50 - 249 employeesSalford, EnglandDigiryte is a software development company. They are headquartered in Salford, England; London, England and Houston, Texas and have a midsize team. The firm offers Custom Software Development, Artificial Intelligence, and cloud consulting & SI.Read More
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NHSIndustries
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4$10,000+10 - 49 employeesLondon, EnglandRead More
Founded in 2004, Computer Conquest is an IT managed services company. The company offers IT managed services, cloud consulting & SI, custom software development, IT strategy consulting, and more and has a small team. The company is in Cirencester, United Kingdom.
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The Woodhouse Partnership Brickflow The International Stock Exchange London UndergroundIndustries
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5$25,000+2 - 9 employeesSHEFFIELD, EnglandRead More
Inflecto Systems, a software development company, is located in SHEFFIELD, United Kingdom. The firm provides custom software development, mobile app development, and business consulting and has a small team.The firm was founded in 2006.
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6$10,000+10 - 49 employeesBedford, EnglandEstablished in 2017, Unity Developers is a small AR/VR development company. Their services include AR/VR development, Custom Software Development, Mobile App Development, and Artificial Intelligence. The agency is based in Bedford, England.Read More
Clients
SAPIndustries
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7$5,000+10 - 49 employeesGreat Baddow, EnglandRead More
Objective is a software development firm. The small Great Baddow, United Kingdom-based team provides custom software development, BI & big data consulting & SI, Artificial Intelligence, conversion optimization, and more. The agency was launched in 1987.
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EpsonIndustries
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8$25,000+50 - 249 employeesLondon, EnglandSynetec, an AI development company, is located in London, England. They specialize in Artificial Intelligence, AI Consulting, Custom Software Development, and Web Development and were founded in 2009.Read More
Clients
ArgentexIndustries
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9$50,000+250 - 999 employeesLondon, EnglandOpinov8 Digital and Engineering Solutions is an AI Consulting company founded in 2017. The midsize London, England-based team focuses on AI Consulting, Custom Software Development, Artificial Intelligence, IT staff augmentation, and more.Read More
Clients
Fortune 500 Companies Renault Swisscom McDonald'sIndustries
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10$50,000+250 - 999 employeesFarnborough, EnglandOne Beyond is an UX design company. Their midsize team is headquartered in Farnborough, England; Madrid, Spain; Budapest, Hungary and Szeged, Hungary. The firm focuses on UX/UI Design, IT strategy consulting, cloud consulting & SI, IT staff augmentation, and more.Read More
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Smith & NephewIndustries
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11$25,000+50 - 249 employeesLondon, EnglandMidsize software development firm GoodCore Software, is headquartered in London, England; Karachi, Pakistan and Cyberjaya, Malaysia. Founded in 2005, the team specializes in Custom Software Development, Artificial Intelligence, Web Development, IT strategy consulting, and more.Read More
Clients
PMLL GCBF Hirevine London Women's ClinicIndustries
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12$25,000+50 - 249 employeesSutton, EnglandFounded in 2007, Geeks Ltd is a software development firm. Their midsize team is headquartered in Sutton, England and Houston, Texas. Their services include Custom Software Development, Artificial Intelligence, AI Consulting, Mobile App Development, and more.Read More
Clients
London School of Innovation (LSI) Search Acumen BBC easyJetIndustries
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13$25,000+10 - 49 employeesManchester, EnglandRead More
VTS Software is software development company located in Manchester, U.K. Since 2007, their small team of around 5 has been specializing in custom software, web, and mobile app development for small and mid-sized businesses alike. They have experience in a variety of industries such as advertising, healthcare, manufacturing, and business services.
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Whispering SmithIndustries
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14$10,000+10 - 49 employeesSouthend-on-Sea, EnglandRead More
Software agency Atlas - Clever Software is headquartered in Essex and another office in London. With 17 employees, the agency specializes in web, custom software, mobile app development, and more for mainly midmarket businesses.
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BarclaysIndustries
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15$25,000+10 - 49 employeesNewcastle upon Tyne, EnglandRead More
Readysalted Design Ltd, a web design agency, was founded in 2003. They are headquartered in Newcastle upon Tyne, United Kingdom and have a small team. Their services include web design, web development, mobile app development, print design, and more.
Clients
SageIndustries
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16$25,000+10 - 49 employeesWimborne, EnglandInStandart, a Product Design company, was established in 2014. Based in Wimborne, England, their small team specializes in Product Design and Custom Software Development.Read More
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17$25,000+10 - 49 employeesChantry, EnglandRead More
Established in 2022, OnTheBlockGaming is a. The company offers and has a small team. The company is headquartered in , United Kingdom.
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OutboundlessIndustries
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18$1,000+10 - 49 employeesLondon, EnglandTakeaway Reality is an artificial intelligence firm launched in 2020. Their small team is headquartered in London, England and Zagreb, Croatia. Their services include Artificial Intelligence, Custom Software Development, AR/VR development, AI Consulting, and more.Read More
Clients
Microsoft FordIndustries
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19$5,000+2 - 9 employeesNorthampton, EnglandRead More
Full Metal Software is a bespoke software development agency located in Northampton, England. Founded in 2004, they have three employees specializing in full stack web development and innovative business solutions for small and midmarket companies, typically in business services, finance, and healthcare. Services include project management, code updating, CMS support, software development, and outsourcing.
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YourGene HealthIndustries
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20$25,000+250 - 999 employeesLondon, EnglandAI Engineering by Grid Dynamics, an IT staff augmentation company, is based in Zug, Switzerland; Wormerveer, Netherlands and London, England. They offer IT staff augmentation, Custom Software Development, and IT strategy consulting and were established in 1999.Read More
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21$10,000+10 - 49 employeesLondon, EnglandHeadChannel Consulting, a software development company, is based in London, England; Katowice, Poland and New York, New York. The small team provides Custom Software Development, Artificial Intelligence, UX/UI Design, Web Development, and more and was founded in 2004.Read More
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The William Pears GroupIndustries
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22$10,000+2 - 9 employeesBristol, EnglandApplication development firm Blue Sparrow was launched in 2015. The company offers Mobile App Development, Custom Software Development, Artificial Intelligence, and AR/VR development and has a small team. The company is in Bristol, England.Read More
Clients
FanHub -
23$5,000+10 - 49 employeesLondon, EnglandAuthentic Digital, an UX design company, was launched in 2010. They are located in London, England; Hong Kong, Hong Kong and Kraków, Poland and have a small team. Authentic Digital offers UX/UI Design, Web Design, Custom Software Development, Blockchain, and more.Read More
Clients
J.P. Morgan Asset ManagementIndustries
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24$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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25$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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26$5,000+50 - 249 employeesTaunton , EnglandRead More
Software Solved is an Exeter, United Kingdom-based custom software development company. They specialize in custom software development, BI & big data consulting & SI, cloud consulting & SI, Artificial Intelligence, and more and were launched in 1998.
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27$10,000+10 - 49 employeesRoyal Tunbridge Wells, EnglandChilliapple Ltd. Is a software development firm launched in 2008. Their small team is located in Royal Tunbridge Wells, England and London, England and focuses on Custom Software Development, Artificial Intelligence, Mobile App Development, and Web Development.Read More
Clients
easyCar Magee Riskpal Rugs of LondonIndustries
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28$25,000+50 - 249 employeesLondon, England2Base Technologies is a custom software development firm headquartered in London, England; Kochi, India; Dover, Delaware and Hilbert, Australia. The midsize agency was established in 2010. Their services include Custom Software Development, Artificial Intelligence, Mobile App Development, Enterprise App Modernization, and more.Read More
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United NationsIndustries
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29$5,000+10 - 49 employeesLondon, EnglandKingIT Solutions is a Blockchain company. Their small team is located in London, England. Their services include Blockchain and Custom Software Development. The company was established in 2014.Read More
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30$10,000+10 - 49 employeesCoventry , EnglandImobisoft is an artificial intelligence company. The small team is in Coventry , England and London, England. Their services include Artificial Intelligence, Custom Software Development, Generative AI, Web Development, and more.Read More
Clients
NHS (Multiple divisions)Industries
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