Top 100 IT Services Companies in the United Kingdom
The Best of February 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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2281$1,000+2 - 9 employeesHounslow, EnglandCRM consulting and SI company 1DUR Media was launched in 2011. In Hounslow, England, the team provides CRM consulting and SI and Social Media Marketing.Read More
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2282$5,000+2 - 9 employeesManchester, EnglandBusiness Ahead is a Digital Strategy company. Established in 2018, the company focuses on Digital Strategy and BI & big data consulting & SI.Read More
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2283$1,000+2 - 9 employeesLondon, EnglandLucid UX is a branding company located in London, England. They specialize in Branding and Mobile & App Marketing and were founded in 1999.Read More
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2284$5,000+2 - 9 employeesBirmingham, EnglandSmall Digital Strategy company Jellywall, is in Birmingham, England. Their services include Digital Strategy and Email Marketing.Read More
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2285Undisclosed2 - 9 employeesLondon, EnglandMedito Digital is an Email Marketing company. They offer Email Marketing and Conversion Optimization and were launched in 2015. The agency is based in London, England.Read More
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2286$1,000+2 - 9 employeesChester, EnglandCodeguys is a Chester, England-based SEO company. They specialize in Search Engine Optimization and Web Design and were founded in 2019.Read More
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2287$5,000+2 - 9 employeesLondon, EnglandForci is a CRM consulting and SI company launched in 2009. The small team offers CRM consulting and SI and Web Development.Read More
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2288Undisclosed2 - 9 employeesLondon, EnglandEstablished in 2022, MIN3 is an artificial intelligence firm. The team offers Artificial Intelligence and Blockchain.Read More
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2289$10,000+50 - 249 employeesLondon, EnglandLaunched in 2013, morelife LONDON is an IT strategy consulting company. Their team provides IT strategy consulting and Business Consulting.Read More
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2290$5,000+1,000 - 9,999 employeesLondon, EnglandZS Associates is an user experience design company. The agency is based in Chicago, Illinois and New York, New York. Their services include UX/UI Design and cloud consulting & SI.Read More
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2291Undisclosed50 - 249 employeesLondon, EnglandAI development company BenevolentAI was founded in 2013. The team focuses on Artificial Intelligence and BI & big data consulting & SI and is headquartered in London, England.Read More
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2292Undisclosed50 - 249 employeesGlasgow , ScotlandLuminis UK Limited is a software development company. Founded in 2002, the team focuses on Custom Software Development and IT strategy consulting.Read More
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2293Undisclosed50 - 249 employeesBirmingham , EnglandCPiO Limited is a custom software development firm based in Birmingham , England. They provide Custom Software Development and Mobile App Development and were established in 1990.Read More
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2294Undisclosed50 - 249 employeesNottingham, EnglandLaunched in 1988, CSY Retail Systems is a midsize custom software development firm. Their services include Custom Software Development and IT managed services.Read More
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2295Undisclosed50 - 249 employeesLinby, EnglandHeadquartered in Linby, England, Blue Rock Systems is a software development firm. The team provides Custom Software Development and IT managed services.Read More
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2296Undisclosed50 - 249 employeesNottingham , EnglandPatchworks is a custom software development firm. The Nottingham , England-based agency was established in 2014. Their services include Custom Software Development and IT managed services.Read More
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2297$5,000+Freelancer employeesLondon, EnglandFounded in 2016, iDataHub is a big data analytics company. Based in London, England, the team offers BI & big data consulting & SI and Conversion Optimization.Read More
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2298Undisclosed50 - 249 employeesLondon, EnglandFormidable is an IT managed services company. They are headquartered in Seattle, Washington and London, England. Their team specializes in IT managed services and Custom Software Development.Read More
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2299Undisclosed50 - 249 employeesLondon, EnglandFounded in 1999, Francisco Partners is a midsize IT managed services company based in San Francisco, California and London, England. Their team provides IT managed services and Commercial Financing.Read More
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2300Undisclosed50 - 249 employeesLondon, EnglandCloud consulting & SI company Phi Partners was established in 2004. The midsize team offers cloud consulting & SI and IT managed services.Read More
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2301Undisclosed50 - 249 employeesLondon, EnglandCybersecurity company ONEiO is based in Helsinki, Finland and London, England. They specialize in Cybersecurity and IT managed services.Read More
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2302$5,000+Freelancer employeesMelbourn, EnglandAI firm Cyan Q provides Artificial Intelligence and BI & big data consulting & SI. They were launched in 2022.Read More
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2303Undisclosed50 - 249 employeesOxford, EnglandLaunched in 2007, Techzenure, a midsize IT strategy consulting company, is in Oxford, England and Gurugram, India. Their services include IT strategy consulting and IT staff augmentation.Read More
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2304Undisclosed1,000 - 9,999 employeesLondon, EnglandTricentis is an Application Testing company headquartered in Austin, Texas and Wien, Austria. They specialize in Application Testing and cloud consulting & SI and were founded in 2007.Read More
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2305$1,000+50 - 249 employeesLondon, EnglandLaunched in 2022, VMK Group is a midsize Zhytomyr, Ukraine-based Marketing Strategy company. Their services include Marketing Strategy and Social Media Marketing.Read More
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2306Undisclosed1,000 - 9,999 employeesCity of London, EnglandIProspect is an Advertising company founded in 1996. The agency focuses on Advertising and Social Media Marketing, and is large.Read More
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2307UndisclosedFreelancer employeesLondon, EnglandXcina Security Team, a small Cybersecurity company, is in London, England. Their services include Cybersecurity and IT managed services.Read More
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2308Undisclosed50 - 249 employeesLondon, EnglandLaunched in 2005, Excelencia is a cloud consulting & SI company. Located in London, England and Austin, Texas, the team provides cloud consulting & SI and ERP consulting and SI.Read More
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2309Undisclosed50 - 249 employeesLondon, EnglandElastacloud is a data analytics company. Founded in 2011, the agency is based in London, England and Almería, Spain. Their services include BI & big data consulting & SI and cloud consulting & SI.Read More
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2310Undisclosed50 - 249 employeesOrpington, EnglandLocated in Orpington, England and Hanoi, Vietnam, Sunrise Technology is a software development firm. Founded in 2009, the midsize team focuses on Custom Software Development, Web Development, Mobile App Development, IT staff augmentation, and more.Read More
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Check out an IT Services Company in United Kingdom with the most new reviews in the past 12 months.
Most Reviewed
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