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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721$250,000+1,000 - 9,999 employeesLuton, EnglandLaunched in 2005, Mouri Tech Limited is an IT strategy consulting company. The team offers IT strategy consulting and BI & big data consulting & SI and is in Luton, England.Read More
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722Undisclosed250 - 999 employeesLondon, EnglandHeadquartered in Singapore, Singapore and Makati, Philippines, Adventus is an IT strategy consulting company. They focus on IT strategy consulting and cloud consulting & SI.Read More
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723Undisclosed10 - 49 employeesBrighton, EnglandIngenio Technologies is an IT managed services company. The Brighton, England-based agency specializes in IT managed services and IT strategy consulting.Read More
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724Undisclosed10 - 49 employeesDoogary, Northern IrelandLoughTec IT · Cyber Security, a Cybersecurity company, focuses on Cybersecurity and IT managed services. The agency is in Doogary, Northern Ireland.Read More
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725Undisclosed10 - 49 employeesBuckshaw Village, EnglandNetcentrix is an IT managed services company. The small Buckshaw Village, England-based team provides IT managed services and Cybersecurity. The firm was launched in 1995.Read More
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726Undisclosed10 - 49 employeesSheffield, EnglandKaizen IT Solutions Ltd is an IT strategy consulting company. The team is located in Sheffield, England and London, England, and their services include IT strategy consulting and IT managed services.Read More
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727$1,000+10 - 49 employeesDarlington, EnglandBondgate IT is a cloud consulting & SI company. In Darlington, England, their team provides cloud consulting & SI and Cybersecurity.Read More
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728Undisclosed10 - 49 employeesWokingham, EnglandEstablished in 2014, Coffee Cup Solutions is a small Wokingham, England-based IT strategy consulting company. Their services include IT strategy consulting and cloud consulting & SI.Read More
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729$1,000+50 - 249 employeesDerby, EnglandSSG Business Services Pvt Ltd is an IT strategy consulting company launched in 2013. In Derby, England and Bengaluru, India, the team provides IT strategy consulting and Cybersecurity.Read More
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730UndisclosedFreelancer employeesBrighton and Hove, EnglandSmall Cybersecurity company PC HELP MAN, is based in Brighton and Hove, England. The team focuses on Cybersecurity and other IT consulting and SI.Read More
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731$1,000+10 - 49 employeesLondon, EnglandSectricity is a Cybersecurity company established in 2021. In Merelbeke-Melle, Belgium and London, England, the team specializes in Cybersecurity.Read More
Industries
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732$1,000+10 - 49 employeesLondon, EnglandLaunched in 2000, 1st-it Limited is an IT strategy consulting company. The team focuses on IT strategy consulting and cloud consulting & SI and is headquartered in London, England.Read More
Industries
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733$50,000+10 - 49 employeesHemel Hempstead, EnglandArishi, a software development company, was established in 2002. Their small team is in London, United Kingdom. Their services include custom software development, web development, mobile app development, e-commerce development, and more.Read More
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734$5,000+2 - 9 employeesLondon, EnglandBlack Dog Labs LTD is a small London, England-based AI development company. Launched in 2012, the team specializes in Artificial Intelligence, AI Consulting, IT strategy consulting, AI Agents, and more.Read More
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735$10,000+2 - 9 employeesBristol, EnglandGavarnie Designs is a Bristol, United Kingdom-based custom software development firm. They specialize in custom software development, IT strategy consulting, and business consulting and were launched in 2023.Read More
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736$5,000+50 - 249 employeesBath, EnglandIT managed services company Westgate IT is in Bath, England and Avon, England. They offer IT managed services and cloud consulting & SI.Read More
Industries
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737$1,000+2 - 9 employeesBirmingham, EnglandCloud consulting & SI company Advanced IP Ltd provides cloud consulting & SI and IT managed services. They were launched in 2012.Read More
Industries
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738$100,000+10 - 49 employeesBromley, EnglandSmall CRM consulting and SI company SK Cloud Technologies & Consulting Ltd, is in Bromley, England and Hyderabad, India. Their services include CRM consulting and SI and ERP consulting and SI.Read More
Industries
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739$10,000+2 - 9 employeesBrighton & Hove, EnglandMiggle one ltd is a CRM consulting and SI company. Their small team is located in Brighton & Hove, England. Their services include CRM consulting and SI and Business Consulting.Read More
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740$5,000+2 - 9 employeesHertfordshire, EnglandLaunched in 2006, ClevaGroup is an IT managed services company. The small team specializes in IT managed services and IT strategy consulting.Read More
Industries
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741$5,000+10 - 49 employeesLondon, EnglandLumina Technologies Ltd is an IT managed services company. The Hemel Hempstead, England-based team specializes in IT managed services and cloud consulting & SI.Read More
Industries
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742Undisclosed50 - 249 employeesMilton Keynes, EnglandHeadquartered in Milton Keynes, England, Managed247 is an IT managed services company. The team focuses on IT managed services and IT strategy consulting.Read More
Industries
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743Undisclosed50 - 249 employeesEdinburgh, ScotlandBased in Edinburgh, Scotland, Quorum Network Resources Ltd is a custom software development company. Their services include Custom Software Development and cloud consulting & SI.Read More
Industries
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744$5,000+10 - 49 employeesGateshead, EnglandSmall IT managed services company Smart-IT Group, is based in Gateshead, England. Their services include IT managed services and cloud consulting & SI.Read More
Industries
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745$5,000+10 - 49 employeesBirmingham, EnglandIT managed services company Microtrading offers IT managed services and IT strategy consulting. They were launched in 1981.Read More
Industries
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746$10,000+10 - 49 employeesLondon, EnglandAmigo is an IT managed services company. The company is located in London, England. Their team offers IT managed services and Business Consulting.Read More
Industries
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747$1,000+2 - 9 employeesMotherwell, ScotlandVectorCloud Ltd is a small Motherwell, Scotland-based IT managed services company. The team specializes in IT managed services and Cybersecurity.Read More
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748$50,000+50 - 249 employeesLondon, EnglandCedar Management Consulting International is an IT strategy consulting company located in New York, New York and Mumbai, India. The team offers IT strategy consulting and Business Consulting.Read More
Industries
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749$1,000+10 - 49 employeesLondon, EnglandT-Tech, a small IT managed services company, is based in London, England. Their services include IT managed services and IT strategy consulting.Read More
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750Undisclosed10 - 49 employeesManchester, EnglandBespoke is an IT strategy consulting company. Launched in 2013, the firm is located in Manchester, England. Their team focuses on IT strategy consulting and BI & big data consulting & SI.Read More
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