Top 100 IT Services Companies in the United Kingdom
The Best of October 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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2611Undisclosed10 - 49 employeesLondon, EnglandCloud Combinator is an artificial intelligence company. Their team is based in London, England and specializes in Artificial Intelligence and AI Consulting.Read More
Industries
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2612$10,000+10 - 49 employeesLondon, EnglandEstablished in 2024, Kogniser is an AI Agents company. Their team specializes in AI Agents and BI & big data consulting & SI.Read More
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2613$25,000+2 - 9 employeesCirencester, EnglandThe Sourcing Hub is an IT staff augmentation company. They focus on IT staff augmentation and Custom Software Development and are based in Cirencester, England.Read More
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2614Undisclosed10 - 49 employeesHenley-on-Thames, EnglandPracticus is a Business Consulting company. Based in Henley-on-Thames, England and London, England, their small team offers Business Consulting and Executive Search. The company was founded in 2004.Read More
Industries
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2615Undisclosed50 - 249 employees872-278-3586, EnglandHighOnRank Ecommerce Marketplace Seller Services is a Digital Strategy company launched in 2019. The midsize team specializes in Digital Strategy, Social Media Marketing, Content Marketing, Email Marketing, and more. The agency is in Delhi, India; Abu Dhabi, United Arab Emirates and 872-278-3586, England.Read More
Industries
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2616$10,000+250 - 999 employeesBrentwood, EnglandComputaris International is a custom software development company established in 1992. The company specializes in Custom Software Development and IoT development, and is midsize.Read More
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2617$5,000+10 - 49 employeesSoulbury, EnglandPAASE Digital Limited is an Email Marketing company. In Soulbury, England, the firm focuses on Email Marketing and CRM consulting and SI.Read More
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2618$5,000+10 - 49 employeesLondon, EnglandThe Mobile Bakery is a small mobile application development firm located in Barcelona, Spain and London, England. The team offers Mobile App Development and UX/UI Design.Read More
Industries
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2619$10,000+10 - 49 employeesStockport, EnglandOporteo, an e-commerce development firm, is located in Stockport, England. The team offers E-Commerce Development and CRM consulting and SI.Read More
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2620$10,000+10 - 49 employeesMarlow, EnglandEstablished in 2017, Revere Agency is a branding company. The company specializes in Branding and Advertising.Read More
Industries
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2621Undisclosed2 - 9 employeesLondo, EnglandDD Network is a Digital Strategy company. Launched in 2011, the firm provides Digital Strategy and Custom Software Development.Read More
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2622$5,000+50 - 249 employeesLondon, EnglandApp development firm SGC Ventures was founded in 2011. The team focuses on Mobile App Development and E-Commerce Development.Read More
Industries
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2623$5,000+2 - 9 employeesNewport Pagnell, EnglandKlood Digital, a Digital Strategy company, was established in 2008. Located in Newport Pagnell, England, the team specializes in Digital Strategy and Content Marketing.Read More
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2624$10,000+2 - 9 employeesCanary Wharf, EnglandSoftware Major is a software development company and Cybersecurity company established in 2005. The firm specializes in Custom Software Development and Cybersecurity, and is small.Read More
Industries
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2625Undisclosed2 - 9 employeesBirmingham, EnglandTechnowave IT Consultants is an IT strategy consulting company. They are in Birmingham, England, and their services include IT strategy consulting and IT managed services.Read More
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2626Undisclosed2 - 9 employeesLondon, EnglandTeskaLabs is an IoT development and Cybersecurity company established in 2014. The small team offers IoT development and Cybersecurity.Read More
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2627Undisclosed2 - 9 employeesBirmingham, EnglandDeplogy is an AI firm and Cybersecurity company. They offer Artificial Intelligence and Cybersecurity and were founded in 2013.Read More
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2628Undisclosed2 - 9 employeesLondon, EnglandPhone answering service and CRM consulting and SI company SmartCalling was founded in 2016. Based in London, England, the team specializes in Call Center Services and CRM consulting and SI.Read More
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2629Undisclosed2 - 9 employeesLondon, EnglandBOLDMIND, a big data analytics company and IoT development company, was established in 2012. The team provides BI & big data consulting & SI and IoT development and is based in London, England.Read More
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2630Undisclosed2 - 9 employeesRudheath, EnglandGreenbeam Consulting Ltd is an IT managed services and Business Consulting company based in Rudheath, England. They specialize in IT managed services and Business Consulting.Read More
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2631Undisclosed2 - 9 employeesRutherglen, ScotlandSouthside Technology is a web design company. They are in Rutherglen, Scotland. Their team focuses on Web Design and cloud consulting & SI.Read More
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2632$5,000+50 - 249 employeesLondon, EnglandSimpragma Services is a Bengaluru, India-based artificial intelligence development company. Their services include Artificial Intelligence and Custom Software Development.Read More
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2633Undisclosed2 - 9 employeesRandalstown, Northern IrelandMagnitude Digital Marketing is a small business intelligence company located in Randalstown, Northern Ireland. Their services include BI & big data consulting & SI and Market Research.Read More
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2634Undisclosed2 - 9 employeesLondon, EnglandCompliance Consultant UK is a business intelligence company and Compliance Consulting company. The London, England-based firm provides BI & big data consulting & SI and Compliance Consulting.Read More
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2635Undisclosed2 - 9 employeesNelson, EnglandBlue Border Limited, an IT managed services company, is headquartered in Nelson, England and London, England. Launched in 2015, the team provides IT managed services and Application Testing.Read More
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2636Undisclosed2 - 9 employeesCity of London, EnglandCOPERIS PARTNERS, a data analytics company and Application Testing company, was founded in 2014. The agency offers BI & big data consulting & SI and Application Testing, and is small.Read More
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2637Undisclosed2 - 9 employeesWarrington, EnglandSolvexis Consulting Pvt Ltd is a data analytics company founded in 2012. The team offers BI & big data consulting & SI and cloud consulting & SI.Read More
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2638Undisclosed2 - 9 employeesCity of London, EnglandDocstack is a small artificial intelligence firm based in City of London, England. The team specializes in Artificial Intelligence and cloud consulting & SI.Read More
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2639Undisclosed2 - 9 employeesLondon, EnglandKiktronik Limited is a small London, England-based Cybersecurity company. Their services include Cybersecurity and IT managed services.Read More
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2640Undisclosed2 - 9 employeesLondon, EnglandCRM consulting and SI company Growth London Ltd. Is headquartered in London, England and Helsinki, Finland. They offer CRM consulting and SI and Search Engine Optimization and were launched in 2017.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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