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
-
1981Undisclosed10 - 49 employeesCity of London, EnglandSmall IT strategy consulting company ITD UK, is based in City of London, England. The team provides IT strategy consulting and cloud consulting & SI.Read More
-
1982Undisclosed10 - 49 employeesCity of London, EnglandTipTop IT is an IT strategy consulting company. The small City of London, England-based team focuses on IT strategy consulting and cloud consulting & SI. The company was launched in 2008.Read More
-
1983Undisclosed10 - 49 employeesCity of London, EnglandAstute IT is an IT strategy consulting company. The team is based in City of London, England, and their services include IT strategy consulting and cloud consulting & SI.Read More
-
1984Undisclosed10 - 49 employeesCity of London, EnglandWizard IT is a small IT managed services company. They specialize in IT managed services and IT strategy consulting and were established in 1995.Read More
Industries
-
1985Undisclosed50 - 249 employeesCity of London, EnglandWorksoft is an Application Testing company. Founded in 1998, the team focuses on Application Testing and IT strategy consulting. The company is in Addison, Texas and City of London, England.Read More
-
1986Undisclosed10 - 49 employeesBishops Cleeve, EnglandDark Rhino Security, a Cybersecurity company, is in Dublin, Ohio and Bishops Cleeve, England. Launched in 2017, the team focuses on Cybersecurity.Read More
-
1987$1,000+50 - 249 employeesLondon, EnglandDOT LABS is a business intelligence company. Based in Sharjah, United Arab Emirates and Lahore, Pakistan, their team offers BI & big data consulting & SI and Artificial Intelligence.Read More
Industries
-
1988Undisclosed10 - 49 employeesBelfast, Northern IrelandYarra Software, a small business intelligence company, is headquartered in Belfast, Northern Ireland. The team provides BI & big data consulting & SI and cloud consulting & SI.Read More
-
1989Undisclosed250 - 999 employeesBelfast, Northern IrelandLaunched in 2011, AquaQ Analytics is a midsize big data company and IT managed services company. Their services include BI & big data consulting & SI and IT managed services.Read More
-
1990Undisclosed50 - 249 employeesLondon, EnglandDSP is a London, England-based cloud consulting & SI company. The team offers cloud consulting & SI and Artificial Intelligence.Read More
-
1991$5,000+50 - 249 employeesGateshead, EnglandAdvantex Network Solutions Limited is a midsize IT strategy consulting company. They offer IT strategy consulting and cloud consulting & SI and were established in 2002.Read More
Industries
-
1992Undisclosed10 - 49 employeesBelfast, Northern IrelandAllsop Intelligent Software is a small data analytics company. Founded in 1996, the team offers BI & big data consulting & SI and cloud consulting & SI.Read More
-
1993Undisclosed250 - 999 employeesBelfast, Northern IrelandSilverSky is a Cybersecurity company. They are headquartered in Morrisville, North Carolina and Milford, Connecticut. Their team offers Cybersecurity.Read More
-
1994Undisclosed1,000 - 9,999 employeesLondon, EnglandEstablished in 1999, Secureworks is a large Atlanta, Georgia-based Cybersecurity company. Their services include Cybersecurity.Read More
-
1995Undisclosed50 - 249 employeesBelfast, Northern IrelandLaunched in 2002, Blue Zinc IT Ltd is a midsize Belfast, Northern Ireland-based data analytics company. Their services include BI & big data consulting & SI.Read More
-
1996Undisclosed50 - 249 employeesLondon, EnglandLaunched in 2011, ThreatSpike Labs is a midsize Cybersecurity company based in London, England. Their team specializes in Cybersecurity.Read More
-
1997Undisclosed250 - 999 employeesLondon, EnglandUX design company Avensia, Inc. Was launched in 1998. The team focuses on UX/UI Design and IT strategy consulting.Read More
Industries
-
1998Undisclosed50 - 249 employeesLondon, EnglandWestbrook International Ltd is a cloud consulting & SI and CRM consulting and SI company. The company is in London, England. Their services include cloud consulting & SI and CRM consulting and SI.Read More
-
1999Undisclosed2 - 9 employeesLondon, EnglandCloud consulting & SI and CRM consulting and SI company CloudAnalysts is headquartered in London, England. The team offers cloud consulting & SI and CRM consulting and SI.Read More
-
2000Undisclosed50 - 249 employeesBletchley, EnglandAculab, a cloud consulting & SI company, was launched in 1978. The team specializes in cloud consulting & SI and unified communications consulting & SI.Read More
-
2001Undisclosed250 - 999 employeesOxford, EnglandNominet is an Oxford, England-based Cybersecurity company. Launched in 1996, the team specializes in Cybersecurity.Read More
-
2002Undisclosed2 - 9 employeesPier Head, EnglandCloudJungle is a CRM consulting and SI company. Their small team is in Pier Head, England. Their services include CRM consulting and SI.Read More
-
2003Undisclosed10 - 49 employeesLondon, EnglandFounded in 2015, Silver Softworks is a small CRM consulting and SI company based in London, England. Their team provides CRM consulting and SI.Read More
-
2004Undisclosed10 - 49 employeesLondon, EnglandHeadquartered in London, England, Darklabs is a small Cybersecurity company. Their services include Cybersecurity.Read More
-
2005Undisclosed2 - 9 employeesThorpe-le-Soken, EnglandAuxilium Curo Ltd is an IT managed services company. They specialize in IT managed services and Cybersecurity and were established in 2020.Read More
-
2006Undisclosed50 - 249 employeesChorleywood, EnglandEXTENDED SOFTWARE TECHNOLOGIES LTD is a Direct Marketing company launched in 2010. Their team focuses on Direct Marketing and other IT consulting and SI.Read More
-
2007Undisclosed50 - 249 employeesLondon , EnglandE-commerce development firm Pierce Washington was established in 2005. The team specializes in E-Commerce Development and IT strategy consulting.Read More
-
2008Undisclosed10 - 49 employeesLondon, EnglandShiftlogic.io is a cloud consulting & SI company. Based in London, England, their small team offers cloud consulting & SI and CRM consulting and SI. The agency was launched in 2022.Read More
-
2009Undisclosed250 - 999 employeesCity of London, EnglandLaunched in 2014, Contino is a cloud consulting & SI and Cybersecurity company. The company focuses on cloud consulting & SI and Cybersecurity, and is midsize.Read More
-
2010Undisclosed250 - 999 employeesLondon, EnglandKocho is a Cybersecurity and IT managed services company founded in 2001. The midsize team offers Cybersecurity and IT managed services.Read More
Get connected with a company for free
Tell us about your project, and we'll match you with vetted companies that meet your requirements.
Get connected with the right company for you
We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.
Schedule ConsultationMost Reviewed IT Services Company in United Kingdom
Check out an IT Services Company in United Kingdom with the most new reviews in the past 12 months.
Most Reviewed
IT Services Company
United Kingdom
- 11 6 new reviews
- 12 6 new reviews
- 13 6 new reviews
- 14 6 new reviews
- 15 5 new reviews
