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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1411$1,000+10 - 49 employeesCardiff, WalesCritical Cloud is a cloud consulting & SI company. Established in 2024, their team focuses on cloud consulting & SI and Cybersecurity.Read More
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1412$1,000+10 - 49 employeesLondon, EnglandSEO services firm Cyberonics Limited is located in London, England. Established in 2025, the team specializes in Search Engine Optimization and cloud consulting & SI.Read More
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1413$1,000+10 - 49 employeesLondon, EnglandFounded in 2024, BYTEOPS LTD is an IT strategy consulting company. Their services include IT strategy consulting and Cybersecurity.Read More
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1414$1,000+10 - 49 employeesNottingham, EnglandIK Group is a social media marketing company. The Nottingham, England-based agency focuses on Social Media Marketing and Web Design.Read More
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1415Undisclosed10 - 49 employeesPeterborough, EnglandTalent Embassy Limited is a Content Writing Services company. Founded in 2025, the team offers Content Writing Services and IT strategy consulting. The firm is headquartered in Peterborough, England.Read More
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1416$10,000+10 - 49 employeesLondon, EnglandPancentric Digital is an UX agency. Launched in 2003, the team focuses on UX/UI Design and Digital Strategy. The firm is headquartered in London, England.Read More
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1417Undisclosed2 - 9 employeesRugeley, EnglandZephi is a web design agency. Their team is headquartered in Rugeley, England. The firm provides Web Design and CRM consulting and SI.Read More
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1418$50,000+250 - 999 employeesLondon, EnglandSoftware development firm G10X was launched in 2018. The agency focuses on Custom Software Development and Blockchain.Read More
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1419$1,000+250 - 999 employeesWembley, EnglandIT managed services company Tyleia was founded in 2022. The midsize team specializes in IT managed services and Web Development.Read More
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1420Undisclosed2 - 9 employeesLondon, EnglandFounded in 2007, PC Macgicians is a SEO agency. The team provides Search Engine Optimization and Web Design.Read More
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1421$10,000+250 - 999 employeesRochdale, EnglandIT staff augmentation company Enigmatix Global was launched in 2008. The team focuses on IT staff augmentation and DevOps Managed Services and is headquartered in Rochdale, England.Read More
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1422$1,000+2 - 9 employeesKibworth Harcourt, EnglandLittle Green Agency is a SEO services firm. They are in Kibworth Harcourt, England and have a small team. The agency offers Search Engine Optimization, Pay Per Click, and CRM consulting and SI.Read More
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1423$1,000+50 - 249 employeesLongparish, EnglandBandwagon Telemarketing Ltd is a telephone answering service. The Longparish, England-based agency provides Call Center Services and CRM consulting and SI.Read More
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1424$1,000+2 - 9 employeesPortishead, EnglandFree Range Web is a website development firm. They offer Web Development and Web Design and are located in Portishead, England.Read More
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1425$1,000+2 - 9 employeesDunfermline, ScotlandUniversal Computing Ltd is a web design agency. The company is headquartered in Dunfermline, Scotland. Their team provides Web Design and IT managed services.Read More
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1426$25,000+50 - 249 employeesManchester, EnglandHeadquartered in Manchester, England and London, England, AMI3GO Ltd is a cloud consulting & SI company. They offer cloud consulting & SI and Custom Software Development.Read More
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1427$10,000+10 - 49 employeesBournemouth, EnglandUNBXD is a branding company. In Bournemouth, England and London, England, their team offers Branding and Pay Per Click.Read More
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1428$10,000+Freelancer employeesDerby, EnglandAmaya Technology is a small IT strategy consulting company. Founded in 2023, the team focuses on IT strategy consulting and AI Consulting.Read More
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1429$10,000+10 - 49 employeesGlasgow, ScotlandCreateLMS is an AI Consulting company. Located in Glasgow, Scotland, the company was established in 2013. Their services include AI Consulting and IT strategy consulting.Read More
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1430Undisclosed50 - 249 employeesLondon, EnglandCausaLens is an AI development company. Launched in 2017, the team offers Artificial Intelligence and BI & big data consulting & SI.Read More
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1431Undisclosed50 - 249 employeesLondon, EnglandMozn Systems, an artificial intelligence development company, is in Riyadh, Saudi Arabia and London, England. They specialize in Artificial Intelligence and IT strategy consulting.Read More
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1432$10,000+2 - 9 employeesLondon, EnglandBayseian is an artificial intelligence company. They specialize in Artificial Intelligence and IT strategy consulting and are in London, England.Read More
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1433Undisclosed2 - 9 employeesCardiff, WalesFounded in 2025, Novello Consulting is a small CRM consulting and SI company. Their services include CRM consulting and SI and Business Consulting.Read More
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1434$1,000+2 - 9 employeesLondon, EnglandInfotexa, a small IT staff augmentation company, is headquartered in London, England. Their services include IT staff augmentation and IT managed services.Read More
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1435$1,000+2 - 9 employeesBagshot, EnglandAivigil MSP, an IT strategy consulting company, was established in 2025. The agency focuses on IT strategy consulting and Search Engine Optimization, and is small.Read More
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1436$1,000+10 - 49 employeesLondon, EnglandSAIntellect Solutions, an user experience company, is located in Bhubaneswar, India and London, England. They focus on UX/UI Design and Branding.Read More
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1437$10,000+10 - 49 employeesKendal, EnglandEstablished in 2020, San Digital, a small IT strategy consulting company, is located in Kendal, England. Their team provides IT strategy consulting and E-Commerce Development.Read More
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1438$5,000+2 - 9 employeesLondon, EnglandMindGap is an artificial intelligence company. Founded in 2019, the agency offers Artificial Intelligence and BI & big data consulting & SI.Read More
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1439$1,000+2 - 9 employeesSherburn Village, EnglandMyk Baxter Marketing ( MBM ) is a Marketing Strategy company. Based in Sherburn Village, England, their team focuses on Marketing Strategy and Media Planning & Buying.Read More
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1440$50,000+10 - 49 employeesHorsforth, EnglandProximity Group is an Application Management & Support company. They were launched in 2007 and provide Application Management & Support and ERP consulting and SI.Read More
Industries
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