Top 100 IT Services Companies in the United Kingdom
The Best of December 2025
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
-
$1,000+50 - 249 employeesNaperville, ILRead More
BetterWorld Technology is a midsize IT managed services company launched in 2003. Their services include IT managed services, Cybersecurity, IT strategy consulting, and Compliance Consulting. The company is headquartered in Naperville, Illinois; Naperville, Illinois; Winter Park, Florida and Denver, Colorado.
Industries
-
1891Undisclosed50 - 249 employeesCity of London, EnglandWizard Cyber is a Cybersecurity company. Launched in 2017, the firm is headquartered in City of London, England. Their team offers Cybersecurity and cloud consulting & SI.Read More
Industries
-
1892Undisclosed50 - 249 employeesCity of London, EnglandRiverSafe Limited, a Cybersecurity company, was established in 2008. The team offers Cybersecurity and cloud consulting & SI.Read More
-
1893Undisclosed10 - 49 employeesCity of London, EnglandSSL247 is a Cybersecurity company. Founded in 2003, the team focuses on Cybersecurity and BI & big data consulting & SI. The agency is located in City of London, England.Read More
-
1894Undisclosed50 - 249 employeesLondon, EnglandOccamSec, a midsize Cybersecurity company, is in New York, New York and London, England. Their services include Cybersecurity.Read More
-
1895Undisclosed50 - 249 employeesReading, EnglandSureCloud is a Cybersecurity company. The team specializes in Cybersecurity and BI & big data consulting & SI, and the agency is in Reading, England and City of London, England.Read More
-
1896Undisclosed2 - 9 employeesHorsham, EnglandCybersecurity company PocketSIEM is located in Horsham, England. They specialize in Cybersecurity and were established in 2019.Read More
-
1897Undisclosed250 - 999 employeesVerdant, ScotlandQuorum Cyber is a midsize Tampa, Florida-based Cybersecurity company. Their services include Cybersecurity.Read More
Industries
-
1898Undisclosed2 - 9 employeesLondon, EnglandSmall business intelligence company ScraperWiki , is headquartered in London, England and Liverpool, England. The team specializes in BI & big data consulting & SI.Read More
-
1899Undisclosed2 - 9 employeesLondon, EnglandWebRobot Ltd is a big data company. Launched in 2019, their team specializes in BI & big data consulting & SI.Read More
Industries
-
1900Undisclosed2 - 9 employeesLondon, EnglandSmall business intelligence company Primed Proxies, is based in London, England. The team provides BI & big data consulting & SI.Read More
Industries
-
1901Undisclosed10 - 49 employeesLondon, EnglandLaunched in 2014, ConvergentDS LLC is a small Cybersecurity company. Their services include Cybersecurity and IT strategy consulting.Read More
-
1902Undisclosed2 - 9 employeesLondon, EnglandCyberspace IT, LLC is a web design agency. They were launched in 2014 and focus on Web Design and IT strategy consulting.Read More
Industries
-
1903Undisclosed10 - 49 employeesLondon, EnglandBlinx Technology Ltd is an IT strategy consulting company. They are located in London, England and New York, New York and have small team. They focus on IT strategy consulting and IT managed services.Read More
Industries
-
1904Undisclosed2 - 9 employeesLondon, EnglandQBitKloud Limited is a small IT strategy consulting company. Founded in 2016, the team focuses on IT strategy consulting and BI & big data consulting & SI.Read More
-
1905Undisclosed250 - 999 employeesShoreham-by-Sea, EnglandFocus Group , a cloud consulting & SI company, provide cloud consulting & SI and unified communications consulting & SI. They were founded in 2003.Read More
Industries
-
1906Undisclosed2 - 9 employeesCity of London, EnglandLP Networks Ltd, an IT strategy consulting company, was founded in 2004. They provides IT strategy consulting and cloud consulting & SI.Read More
Industries
-
1907Undisclosed10 - 49 employeesSheffield, EnglandResolve IT Solutions, an IT strategy consulting company, was established in 2004. The team offers IT strategy consulting and cloud consulting & SI.Read More
-
1908Undisclosed10 - 49 employeesCity of London, EnglandLaunched in 2016, Samurai Digital Security Limited is an IT strategy consulting company. The agency focuses on IT strategy consulting and BI & big data consulting & SI.Read More
-
1909Undisclosed10 - 49 employeesBarrowford, EnglandSmall Cybersecurity company Seriun, is located in Barrowford, England. The team provides Cybersecurity and BI & big data consulting & SI.Read More
-
1910Undisclosed50 - 249 employeesPortsmouth, EnglandSearchlight Cyber is a Cybersecurity company. They are based in Portsmouth, England and have midsize team. They focus on Cybersecurity.Read More
Industries
-
1911Undisclosed50 - 249 employeesLondon, EnglandTelefónica Tech (EN), a Cybersecurity company, is headquartered in London, England. Established in 2019, the team specializes in Cybersecurity and IT managed services.Read More
Industries
-
1912Undisclosed50 - 249 employeesLondon, EnglandIT strategy consulting company The Open Geospatial Consortium (OGC) is in Arlington, Virginia and London, England. They offer IT strategy consulting and cloud consulting & SI.Read More
Industries
-
1913Undisclosed250 - 999 employeesCity of London, EnglandInnoWave is a Cybersecurity company launched in 2008. Their team focuses on Cybersecurity and UX/UI Design.Read More
Industries
-
1914Undisclosed250 - 999 employeesLondon, EnglandOrca Security, a midsize cloud consulting & SI company, is headquartered in London, England and Tel Aviv-Yafo, Israel. Their services include cloud consulting & SI.Read More
-
1915Undisclosed50 - 249 employeesLondon, EnglandClovity, a cloud consulting & SI company, was founded in 2017. Headquartered in London, England and Dublin, California, the team focuses on cloud consulting & SI and ERP consulting and SI.Read More
-
1916Undisclosed250 - 999 employeesLondon, EnglandBig data analytics company Factspan is based in London, England and Seattle, Washington. Founded in 2012, the team offers BI & big data consulting & SI and cloud consulting & SI.Read More
Industries
-
1917Undisclosed250 - 999 employeesLondon, EnglandData Intensity is a cloud consulting & SI company. They are in London, England and Covington, Kentucky. Their team specializes in cloud consulting & SI and ERP consulting and SI.Read More
-
1918Undisclosed250 - 999 employeesLondon, EnglandAlcor Solutions, Inc., an IT strategy consulting company, was established in 2008. The midsize team offers IT strategy consulting and cloud consulting & SI.Read More
-
1919Undisclosed50 - 249 employeesLondon, EnglandCloudwick is a cloud consulting & SI company established in 2011. The team provides cloud consulting & SI.Read More
-
1920Undisclosed50 - 249 employeesLondon, EnglandLaunched in 2010, BigData Dimension is a midsize business intelligence company. Their services include BI & big data consulting & SI and cloud consulting & SI.Read More
Featured provider
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 6 new reviews
