Top 100 IT Services Companies in the United Kingdom
The Best of July 2026
IT services form the foundation of contemporary businesses. Today, a company's operations entirely rely on computer systems and software, which streamline processes for better efficiency. Having a partner that guarantees the seamless operation of these vital systems is crucial, as it directly impacts a brand's success—a robust and dependable backend results in a user-friendly frontend, enhancing traffic, engagement, and conversions.
The only problem modern companies face is finding such a partner. One with technical expertise and a deep understanding and insight into the company’s industry. This is why The Manifest created and curated a list of the top performers in the IT services development industry in the United Kingdom. Make sure to go through each option and read the user-contributed reviews about them. Choose the agency that best suits your company’s needs and requirements.
Jump to Most Reviewed Companies
List of the Best United Kingdom IT Companies
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1261$5,000+2 - 9 employeesBelfast, Northern IrelandFounded in 2006, Vertical Structure is a cloud consulting & SI company. The team specializes in cloud consulting & SI and Cybersecurity.Read More
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1262$1,000+10 - 49 employeesWallington, England3com3 is a call center company. Headquartered in Wallington, England, the firm focuses on Call Center Services and IT strategy consulting.Read More
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1263Undisclosed2 - 9 employeesLondon, EnglandArthur Russell Group is a big data analytics company founded in 2024. Their services include BI & big data consulting & SI and cloud consulting & SI.Read More
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1264$1,000+2 - 9 employeesBirmingham, EnglandIT strategy consulting company Skillsbridge Associates Limited was established in 2023. The small team specializes in IT strategy consulting and BI & big data consulting & SI.Read More
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1265$1,000+2 - 9 employeesScunthorpe, EnglandBased in Scunthorpe, England, Trentline is an IT strategy consulting company. They specialize in IT strategy consulting and Cybersecurity and were founded in 2025.Read More
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1266$1,000+2 - 9 employeesLondon, EnglandAutoProIT Ltd is an IT managed services company based in London, England. The team provides IT managed services and Artificial Intelligence.Read More
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1267Undisclosed50 - 249 employeesLondon, EnglandUser experience company Canvendor is based in Dublin, California and Chennai, India. The team provides UX/UI Design and IT strategy consulting.Read More
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1268Undisclosed10,000+ employeesCardiff , WalesEvbex is a Business Consulting company. Located in Cardiff , Wales, their team specializes in Business Consulting and Commercial Property Management.Read More
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1269Undisclosed10 - 49 employeesEdinburgh , ScotlandThe ID Co., a software development company, was launched in 2010. The small team focuses on Custom Software Development and IT managed services.Read More
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1270$5,000+10 - 49 employeesLondon, EnglandLocated in London, England, HoustonApps is a custom software development company. Established in 2015, the team focuses on Custom Software Development and HR Consulting.Read More
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1271Undisclosed2 - 9 employeesManchester, EnglandRoss Boardman is an IT strategy consulting and IT staff augmentation company established in 2024. In Manchester, England, the team offers IT strategy consulting and IT staff augmentation.Read More
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1272$10,000+10 - 49 employeesLondon, EnglandAQBAY is a custom software development firm established in 2025. The firm specializes in Custom Software Development and Microservices Architecture Services.Read More
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1273$5,000+50 - 249 employeesLondon, EnglandEstablished in 2017, Brandphic is an Advertising company. The team specializes in Advertising and UX/UI Design and is based in London, England.Read More
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1274Undisclosed10 - 49 employeesCamberley, EnglandPR agency Riven Associates was founded in 2003. The agency focuses on Public Relations and CRM consulting and SI, and is small.Read More
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1275$10,000+50 - 249 employeesLondon, EnglandToexa Inc. Is a Digital Strategy company. Launched in 2017, the team offers Digital Strategy and Mobile App Development. The company is in Cleveland, Ohio and Noida, India.Read More
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1276Undisclosed10 - 49 employeesBristol, EnglandCorporate InfoManagement, Inc. Is a Waterbury, Connecticut-based software development company. Their services include Custom Software Development and IT managed services.Read More
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1277$1,000+10 - 49 employeesLondon, EnglandTawara is an ERP consulting and SI company. Launched in 2022, their team offers ERP consulting and SI and CRM consulting and SI.Read More
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1278$1,000+10 - 49 employeesLondon, EnglandSwenta Solutions is a cloud consulting & SI company. Their team is in London, England. The firm specializes in cloud consulting & SI and Cybersecurity.Read More
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1279$5,000+10 - 49 employeesNewcastle upon Tyne, EnglandEternal Techno Labs is a DevOps Managed Services company. The team provides DevOps Managed Services and cloud consulting & SI and is in Newcastle upon Tyne, England.Read More
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1280$10,000+10 - 49 employeesLondon, EnglandInvision Pixels is an IT strategy consulting company. The Tanger, Morocco-based team focuses on IT strategy consulting and IT managed services.Read More
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1281Undisclosed2 - 9 employeesLondon, EnglandSmall big data company Hyphen Technology, is in London, England. Their services include BI & big data consulting & SI and Conversion Optimization.Read More
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1282$5,000+2 - 9 employeesBlantyre, ScotlandDataRush Ltd is a Digital Strategy company. The Blantyre, Scotland-based team specializes in Digital Strategy and IT managed services.Read More
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1283$10,000+10 - 49 employeesBrackley, EnglandSojourn Solutions is a small Business Consulting company founded in 2015. Their team focuses on Business Consulting and Marketing Strategy.Read More
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1284$5,000+10 - 49 employeesEdinburgh, ScotlandBased in Edinburgh, Scotland and London, England, Lynchpin Analytics is a small Marketing Strategy company. The team focuses on Marketing Strategy and Digital Strategy.Read More
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1285Undisclosed10 - 49 employeesDartford, EnglandCortec IT, a social media marketing firm, is in Dartford, England. They focus on Social Media Marketing and Search Engine Optimization.Read More
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1286$5,000+10 - 49 employeesLondon, EnglandLineal is a small Business Consulting company based in London, England and Hong Kong, Hong Kong. Their services include Business Consulting and Cybersecurity.Read More
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1287$1,000+2 - 9 employeesClarkston, ScotlandFounded in 2025, Edderton Scott is a Business Consulting company. The team provides Business Consulting and CRM consulting and SI.Read More
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1288$50,000+2 - 9 employeesLondon, EnglandAtchai : Data Science and Applied AI is an AI development company. They were established in 2010, and their services include Artificial Intelligence and Custom Software Development.Read More
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1289$5,000+50 - 249 employeesKington, EnglandFounded in 2009, Ventureside is an IT strategy consulting company. The team offers IT strategy consulting and BI & big data consulting & SI and is in Kington, England.Read More
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1290$50,000+10 - 49 employeesWetherby, EnglandBased in Wetherby, England, Bliss Systems Limited is a small IT strategy consulting company. Their services include IT strategy consulting and CRM consulting and SI.Read More
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Most Reviewed
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