Top 100 IT Services Companies in the United Kingdom
The Best of December 2025
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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$1,000+50 - 249 employeesNaperville, ILBetterWorld Technology is a midsize IT managed services company launched in 2003. Their services include IT managed services, Cybersecurity, IT strategy consulting, and Compliance Consulting. The company is headquartered in Naperville, Illinois; Naperville, Illinois; Winter Park, Florida and Denver, Colorado.Read More
Industries
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901$25,000+10 - 49 employeesLeeds, EnglandInfraTech Systems Limited is an IT strategy consulting company in Leeds, England. Their services include IT strategy consulting and cloud consulting & SI.Read More
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902Undisclosed2 - 9 employeesLondon, EnglandRockSec Group, a small Cybersecurity company, is located in London, England. Their services include Cybersecurity and cloud consulting & SI.Read More
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903$1,000+10 - 49 employeesLondon, EnglandSecore Information Security Ltd is a Cybersecurity company. The London, England-based agency was launched in 2023. Their team specializes in Cybersecurity.Read More
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904$5,000+10 - 49 employeesLondon, EnglandCRM consulting and SI company Three Grey Monkeys is located in London, England. They focus on CRM consulting and SI and Mobile App Development and were launched in 2012.Read More
Industries
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905$1,000+10 - 49 employeesLondon, EnglandField Tech Services LTD is an IT managed services company. The firm is located in London, England. Their services include IT managed services and IT strategy consulting.Read More
Industries
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906$1,000+10 - 49 employeesSlough, EnglandLocated in Slough, England, Sharp AI is a small CRM consulting and SI company. Their services include CRM consulting and SI.Read More
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907Undisclosed2 - 9 employeesWest Bridgford, EnglandSupere Limited, a Digital Strategy company, is headquartered in West Bridgford, England. The team specializes in Digital Strategy and IT strategy consulting.Read More
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908Undisclosed10 - 49 employeesLondon, EnglandFounded in 2017, Astec IT Consultancy LTD is a cloud consulting & SI company. The small team offers cloud consulting & SI and Cybersecurity.Read More
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909Undisclosed2 - 9 employeesPeterborough, EnglandFounded in 2018, Streamline IT Solutions is an IT strategy consulting company. The team specializes in IT strategy consulting and cloud consulting & SI and is located in Peterborough, England.Read More
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910Undisclosed2 - 9 employeesBangor, Northern IrelandFounded in 2024, INNOSEC is a small IT strategy consulting company. Their team offers IT strategy consulting and cloud consulting & SI.Read More
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911Undisclosed2 - 9 employeesLondon, EnglandFounded in 2020, Cyber Sense Limited is a Cybersecurity company. The team offers Cybersecurity and Application Testing.Read More
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912$1,000+10 - 49 employeesOrpington, EnglandNetNavi is an IT strategy consulting company. Launched in 2022, the agency provides IT strategy consulting and cloud consulting & SI.Read More
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913$1,000+2 - 9 employeesPaulton, EnglandRead More
Fluent Forward Ltd, a digital strategy company, was launched in 2012. They are located in Paulton, United Kingdom and have a small team. Their services include digital strategy, social media marketing, content marketing, and IT strategy consulting.
Industries
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914$10,000+2 - 9 employeesWelwyn, EnglandColibri Digital, an artificial intelligence firm, was launched in 2015. The agency specializes in Artificial Intelligence and BI & big data consulting & SI, and is small.Read More
Industries
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915$25,000+10 - 49 employeesLondon, EnglandMarionete is a small London, England-based big data company. Their services include BI & big data consulting & SI and IoT development.Read More
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916$50,000+50 - 249 employeesLondon, EnglandRead More
Inviqa is a global IT services firm headquartered in London, U.K., that was established in 2012. Their team of 134 employees provides web development, custom software development, staff augmentation, enterprise software integration, strategic consulting services.
Clients
PZ CussonsIndustries
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917$5,000+2 - 9 employeesLondon, EnglandCloudexis Technolabs is an app development company in Ahmedabad, India. The small firm was established in 2020. Their team provides mobile app development, custom software development, and web development.Read More
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918$5,000+10 - 49 employeesLondon, EnglandBig data analytics company Synapx was established in 2021. Based in London, England, the team provides BI & big data consulting & SI and Custom Software Development.Read More
Industries
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919Undisclosed250 - 999 employeesMiami, FLFounded in 2000, Analytic Partners is a Marketing Strategy company. Their team offers Marketing Strategy and Digital Strategy.Read More
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920$5,000+2 - 9 employeesLondon, EnglandBased in London, England, Tudor Software House is an IT strategy consulting company. The team focuses on IT strategy consulting and Custom Software Development.Read More
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921$5,000+10 - 49 employeesLondon, EnglandRead More
Founded in 2013, APIBEST is an IT managed services company. The agency focuses on IT managed services, enterprise app modernization, e-commerce development, and blockchain and has a small team.
Industries
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922$1,000+2 - 9 employeesLondon, EnglandTechloyce LTD is a London, United Kingdom-based blockchain company. The small company was launched in 2013. Their team focuses on blockchain, CRM consulting and SI, and ERP consulting and SI.Read More
Industries
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923$1,000+10 - 49 employeesLondon, EnglandAqua Digital s.r.o., a branding company, was launched in 2012. The firm focuses on Branding and Social Media Marketing, and is small.Read More
Clients
Coca-Cola Porsche Heineken Johnson & Johnson -
924$1,000+10 - 49 employeesLondon, EnglandRead More
Website development company CoExLogica, Ltd. Was launched in 2016. The small team specializes in web development, custom software development, mobile app development, e-commerce development, and more. The company is headquartered in London, United Kingdom and Islamabad, Pakistan.
Industries
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925$10,000+10 - 49 employeesLondon, EnglandLaunched in 2020, Cloudini is a cloud consulting & SI company. The team provides cloud consulting & SI and IT staff augmentation.Read More
Industries
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926$5,000+10 - 49 employeesExeter, EnglandLaunched in 2012, OfficeLabs Ltd is a Digital Strategy company. The team provides Digital Strategy and IT strategy consulting and is located in Exeter, England.Read More
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927Undisclosed10 - 49 employeesNewcastle upon Tyne, EnglandThe Unite Group is an IT managed services company. Based in Newcastle upon Tyne, England, their small team focuses on IT managed services and Call Center Services. The agency was established in 2011.Read More
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928Undisclosed10 - 49 employeesReading, EnglandTeamwork IMS , an other IT consulting and SI and Business Consulting company, provide other IT consulting and SI and Business Consulting. They were launched in 2007.Read More
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929Undisclosed2 - 9 employeesLondon, EnglandVeriPark, a CRM consulting and SI company, is in London, England and Istanbul, Türkiye. They focus on CRM consulting and SI and ERP consulting and SI and were founded in 2011.Read More
Industries
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930$5,000+2 - 9 employeesShireoaks, EnglandSelect Distinct is a big data analytics company. The Shireoaks, England-based team focuses on BI & big data consulting & SI and Business Consulting.Read More
Industries
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