Top 100 IT Services Companies in the United Kingdom
The Best of November 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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1081$100,000+10 - 49 employeesSwindon, EnglandEstablished in 2017, binary10 is a small ERP consulting and SI company. Their services include ERP consulting and SI and cloud consulting & SI.Read More
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1082Undisclosed10 - 49 employeesNewcastle upon Tyne, EnglandIT strategy consulting company Orion Technology Services LTD is based in Newcastle upon Tyne, England. They provide IT strategy consulting and Cybersecurity.Read More
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1083$1,000+2 - 9 employeesSheffield, EnglandCommstec IT Services is an IT managed services company. Headquartered in Sheffield, England, the team focuses on IT managed services and Cybersecurity.Read More
Industries
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1084$5,000+2 - 9 employeesLytham St Annes, EnglandIT strategy consulting company Cordapse provides IT strategy consulting and cloud consulting & SI. They were established in 2019.Read More
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1085$10,000+10 - 49 employeesLondon, EnglandGlobal Protect Risk is a Cybersecurity company. Their team is in London, England and provides Cybersecurity.Read More
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1086Undisclosed10 - 49 employeesLondon, EnglandBlack Smith Security, a small Cybersecurity company, is in London, England. Their services include Cybersecurity.Read More
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1087$5,000+2 - 9 employeesLondon, EnglandZED Consulting is a CRM consulting and SI company. They provide CRM consulting and SI and were launched in 2018.Read More
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1088$5,000+10 - 49 employeesLondon, EnglandEJN Labs, a Cybersecurity company, offer Cybersecurity and AI Consulting. They were founded in 2025.Read More
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1089Undisclosed50 - 249 employeesRuncorn, EnglandEstablished in 2004, commited - Runcorn is an IT managed services company. The midsize team offers IT managed services.Read More
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1090$5,000+2 - 9 employeesLondon, EnglandMRE Digital is an ERP consulting and SI company. The London, England-based agency was launched in 2024. Their team provides ERP consulting and SI and BI & big data consulting & SI.Read More
Industries
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1091Undisclosed2 - 9 employeesSlough, EnglandCPAS Consulting Limited is an IT strategy consulting company launched in 2025. The team provides IT strategy consulting.Read More
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1092Undisclosed2 - 9 employeesLondon, EnglandZAKS IT Limited is an IT managed services company established in 2012. The firm specializes in IT managed services and IT strategy consulting, and is small.Read More
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1093Undisclosed2 - 9 employeesIveston, EnglandHeadquartered in Iveston, England, i90 is a small IT managed services company. The team provides IT managed services and IT strategy consulting.Read More
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1094Undisclosed250 - 999 employeesGerrards Cross, EnglandERP consulting and SI company Platned is in Gerrards Cross, England and Melbourne, Australia. Their services include ERP consulting and SI and cloud consulting & SI.Read More
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1095$5,000+10 - 49 employeesLondon, EnglandDamte Solutions is a Cybersecurity company established in 2025. The firm specializes in Cybersecurity and Application Management & Support, and is small.Read More
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1096Undisclosed2 - 9 employeesHarlow, EnglandEstablished in 2022, Quetzel is an IT strategy consulting company. The agency offers IT strategy consulting and unified communications consulting & SI.Read More
Industries
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1097$1,000+2 - 9 employeesCARDIFF, WalesRemson IT & Cyber Security is a small IT managed services company launched in 2020. Their services include IT managed services and Cybersecurity.Read More
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1098$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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1099Undisclosed2 - 9 employeesGuildford, EnglandEstablished in 2012, Dolphin IT Solutions is a small cloud consulting & SI company. Their services include cloud consulting & SI and CRM consulting and SI.Read More
Industries
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1100$1,000+2 - 9 employeesLondon, EnglandAroha Edge is an application development firm established in 2016. The small team focuses on Mobile App Development, Web Development, Custom Software Development, E-Commerce Development, and more. The company is based in London, England.Read More
Industries
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1101$1,000+10 - 49 employeesHitchin, EnglandElvantix is a web design agency. They specialize in Web Design and IT strategy consulting and were launched in 2011.Read More
Industries
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1102$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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1103$10,000+50 - 249 employeesLondon, EnglandErlang Solutions is a software development company. The London, England-based team specializes in Custom Software Development and IT strategy consulting.Read More
Industries
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1104$5,000+50 - 249 employeesLondon, EnglandSolvership is a business intelligence company established in 2001. Based in Zagreb, Croatia and London, England, the team provides BI & big data consulting & SI and other IT consulting and SI.Read More
Industries
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1105Undisclosed250 - 999 employeesLondon, EnglandApplication Testing company Inspired Testing offers Application Testing and IT managed services. They were established in 2018.Read More
Industries
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1106$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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1107$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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1108$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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1109Undisclosed2 - 9 employeesLondon, EnglandLaunched in 2021, Social Media Experts Ltd is a small London, England-based Cybersecurity company. Their services include Cybersecurity and Internet & Technology Law.Read More
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1110$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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