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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361$1,000+10 - 49 employeesAldridge, EnglandRead More
Commerce9 FZCO is an e-commerce development firm. They are in دبي, United Arab Emirates and Kochi, India and have a small team. Their services include e-commerce development, cloud consulting & SI, and mobile app development. The company was established in 2019.
Industries
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362$5,000+10 - 49 employeesLondon, EnglandCosonas Ltd, an IT strategy consulting company, is based in London, England. They offer IT strategy consulting, IT staff augmentation, Custom Software Development, Web Development, and more and were founded in 2020.Read More
Industries
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363$10,000+10 - 49 employeesNewbury, EnglandSiaNTech is a small website development firm. Based in Newbury, United Kingdom, the agency was launched in 2021. Their services include web development, mobile app development, web design, IT strategy consulting, and more.Read More
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364$1,000+10 - 49 employeesGreenford, EnglandIT managed services company Toshost Ltd was launched in 2012. The agency specializes in IT managed services.Read More
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365$100,000+250 - 999 employeesLondon, EnglandCRM consulting and SI company Exalogic Consulting is based in Dubai, United Arab Emirates and Bengaluru, India. The team provides CRM consulting and SI and Business Consulting.Read More
Industries
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366$50,000+2 - 9 employeesLondon, EnglandMVR IT Limited, a data analytics company, was launched in 2014. The firm specializes in BI & big data consulting & SI and cloud consulting & SI, and is small.Read More
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367$5,000+2 - 9 employeesIlkeston, EnglandReformed IT is an Ilkeston, England-based IT managed services company. They offer IT managed services and unified communications consulting & SI.Read More
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368Undisclosed2 - 9 employeesNottingham, EnglandCybersecurity company Collective Security is based in Nottingham, England. Their services include Cybersecurity and other IT consulting and SI.Read More
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369$5,000+10 - 49 employeesWatford, EnglandEstablished in 2014, BSBI Consultancy Solutions is a business intelligence company. The team offers BI & big data consulting & SI and Artificial Intelligence and is based in Watford, England.Read More
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370Undisclosed10 - 49 employeesLondon, EnglandDelv Global, a data analytics company, was launched in 2007. They provides BI & big data consulting & SI and Business Consulting.Read More
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371$1,000+10 - 49 employeesManchester, EnglandD55 is a cloud consulting & SI company. They are in Manchester, England. Their team provides cloud consulting & SI and Custom Software Development.Read More
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372$5,000+10 - 49 employeesSolihull, EnglandLeap IT Ltd is an IT strategy consulting company. They are headquartered in Solihull, England, and their services include IT strategy consulting and cloud consulting & SI.Read More
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373$25,000+10 - 49 employeesGuildford, EnglandCommunere Ltd is a website development company located in Guildford, United Kingdom. Established in 2012, the small team focuses on web development, custom software development, mobile app development, Artificial Intelligence, and more.Read More
Clients
AgxioIndustries
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374$1,000+10 - 49 employeesTividale, EnglandLaunched in 2020, Polytech IT is a Digital Strategy company. The team focuses on Digital Strategy and Social Media Marketing.Read More
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375$10,000+50 - 249 employeesLondon, EnglandTejas Software, Inc. Is a midsize Greenwood Village, Colorado-based cloud consulting & SI and CRM consulting and SI company. The team provides cloud consulting & SI and CRM consulting and SI.Read More
Industries
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376$1,000+50 - 249 employeesBournemouth, EnglandLocated in Bournemouth, England and Poole, England, Enhanced is a midsize IT managed services company. The team specializes in IT managed services and cloud consulting & SI.Read More
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377Undisclosed10 - 49 employeesLondon, EnglandRead More
SmallGiants is a web development firm in London, United Kingdom. The small firm was founded in 2018. Their team provides web development, ux/ui design, application management & support, advertising, and more.
Industries
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378$5,000+10 - 49 employeesLondon, EnglandIT staff augmentation company ONE Technology Services is in Irving, Texas and London, England. The firm focuses on IT staff augmentation, Web Development, Mobile App Development, IT strategy consulting, and more and is small.The firm was launched in 2019.Read More
Industries
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379$10,000+10 - 49 employeesAshorne, EnglandRead More
Freestyle, a digital strategy company, is located in Ashorne, United Kingdom. The small team offers digital strategy, web design, ux/ui design, product design, and more. The agency was established in 1996.
Industries
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380Undisclosed10 - 49 employeesBirmingham, EnglandKuiper Technology is a small IT managed services company established in 2017. Their team provides IT managed services and IT strategy consulting.Read More
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381Undisclosed250 - 999 employeesLondon, EnglandServiceRocket is an IT managed services company founded in 2001. The midsize team provides IT managed services and IT strategy consulting.Read More
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382$10,000+10 - 49 employeesStafford, EnglandRead More
Langley Foxall Ltd. is a business software company based in Stafford, United Kingdom. Founded in 2013, this company has 14 employees. Services provided by Langley Foxall Ltd. include custom software development, app modernization, and mobile app development for small businesses.
Clients
Easy Living MobilityIndustries
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383$1,000+10 - 49 employeesLondon, EnglandCyberSRC Consultancy LLP is a Cybersecurity company. The team provides Cybersecurity and Application Testing and is headquartered in Noida, India and London, England.Read More
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384$5,000+10 - 49 employeesLondon, EnglandCovertSwarm is a Cybersecurity company. Based in London, England and Wilmington, Delaware, their team offers Cybersecurity.Read More
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385$10,000+2 - 9 employeesBirmingham, EnglandRead More
Codevate is a custom software development firm headquartered in Birmingham, United Kingdom. The agency specializes in custom software development, mobile app development, and IT strategy consulting and has a small team.The agency was founded in 2013.
Industries
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386Undisclosed10 - 49 employeesLondon, EnglandIn London, England, Astrato Analytics is a big data analytics company. The team specializes in BI & big data consulting & SI and Artificial Intelligence.Read More
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387Undisclosed10 - 49 employeesBirmingham, EnglandMETCLOUD is a Cybersecurity company. They focus on Cybersecurity and IT managed services and were established in 2017. The firm is based in Birmingham, England.Read More
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388$50,000+250 - 999 employeesLondon, EnglandData Annotation Services company DataEntryIndia.in was established in 1999. The firm provides Data Annotation Services, Market Research, BI & big data consulting & SI, Back Office Outsourcing, and more and has a midsize team.Read More
Industries
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389$25,000+250 - 999 employeesLondon, EnglandPythian is a business intelligence company in Ottawa, Canada and San Francisco, California. They specialize in BI & big data consulting & SI and cloud consulting & SI and were launched in 1997.Read More
Clients
Fox SportsIndustries
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390$250,000+2 - 9 employeesLondon, EnglandSanRa is a Cybersecurity company established in 2022. The small team specializes in Cybersecurity.Read More
Industries
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