Top IT Consultants & Companies in the United Kingdom
3,247 Companies
List of the Top IT Services Companies in the UK
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$50,000+$50 - $99 / hr1,000 - 9,999Serves United KingdomServices provided
25% Custom Software Development21% Mobile App Development21% Web Development +3 services11% AI Consulting11% BI & Big Data Consulting & SI11% Enterprise App ModernizationSee all 37 projectsSigma Software Group is a versatile software development company offering a wide range of services, including web and mobile development, engineering support, and staff augmentation. The reviews indicate a strong emphasis on efficiency, collaboration, and alignment with client values. Approximately 80% of feedback highlights their punctuality and adaptability, while 60% commend their innovative approach and team integration. Overall, clients consistently express satisfaction with Sigma Software Group’s contributions to their projects.
Reviews mention Flexible
Client feedback on Sigma Software Group highlights a strong sentiment of flexibility. For instance, one client noted their ability to adapt to changing priorities, stating, "They deliver on time and within budget and adapt to our constantly changing priorities." Another client praised their flexibility in accommodating new requirements, mentioning, "Sigma Software remains a key resource in our world." Overall, clients consistently commend Sigma for their adaptability and responsiveness, making them a reliable partner in various projects.-
Web & Mobile App Dev for Grocery Delivery E-Commerce Co
4.5 Jun 18, 2024They deliver on time and within budget and adapt to our constantly changing priorities. We’ve needed a bit of flexibility because we’re based in the US, and many of the people we work with are based in Europe. Moreover, what really has stuck out to me is that they’re very contemplative about their work.
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Mobile App Development for Education Technology Company
4.5 Mar 25, 2024Sigma Software Group was willing to work with any project size. We weren’t too small or too big for them, and they were happy to meet us where we were. Moreover, the team was lovely, patient, and understanding; they never made us feel stupid.
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Custom Software Development for Airlines Association
4.5 Apr 13, 2023We planned deadlines together and adapted our schedule as needed since the COVID-19 pandemic started when we worked together. Sigma Software Group was flexible and organized. Sigma Software Group was good at planning and meeting deadlines.
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Staff Augmentation Services for B2B Marketplace
5.0 Oct 25, 2022Their flexibility and willingness to get things done are unique, distinguishing them from other providers. Moreover, they have a great sense of ownership.
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Logo Marketplace for Design Platform
4.5 Jun 7, 2021Sigma team is always very professional and understanding to a startup's position. We are very grateful for the professionalism and flexibility that Sigma has shown us over the years. Sigma has not only been very professional and shown good quality in the technologies they develop, but most impressive has been the flexibility they have shown us over the years.
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Industry Experience
Sigma Software Group has demonstrated significant expertise across various industries, including Advertising & Marketing, Aviation, Food & Beverage, Financial Services, Education, and more. Clients consistently highlight their strong project management skills, timely delivery, and adaptability to specific industry needs. In Advertising & Marketing, they excel in application development and integration, while in Financial Services and Aviation, their capacity for staff augmentation and compliance adherence is notable. Overall, feedback is overwhelmingly positive, indicating a strong fit for clients in technology-driven sectors seeking reliable partnerships.
Read All ReviewsSelect Industry to see insights
Other Industry Food & Beverage Information technology Financial services Education Logistics & Supply Chain Construction Arts, entertainment & music Software Sports IT Services Manufacturing Automotive Retail Real estate Design Healthcare Gambling Advertising & marketingWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Overall, client feedback regarding Sigma Software Group highlights a strong sentiment of value for money. Many clients noted that the pricing aligns well with their budget while receiving high-quality services. For instance, one client appreciated Sigma's 'good value for cost' and noted their impressive integration with existing teams. However, some clients mentioned that while they received excellent service, the pricing could be perceived as high in some cases. Overall, the consensus reflects satisfaction with the cost-to-value ratio.Was this helpful?
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$5,000+$100 - $149 / hr10 - 49Edinburgh, Scotland
Services provided
40% IT Managed Services20% Cloud Consulting & SI20% Cybersecurity +1 service20% Unified Communications Consulting & SIGrant McGregor Ltd, an IT managed services company, is based in Edinburgh, Scotland. They focus on IT managed services and cloud consulting & SI.
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UndisclosedUndisclosed10 - 49London, England
Services provided
40% BI & Big Data Consulting & SI20% CRM Consulting and SI20% Cloud Consulting & SI +1 service20% IT Strategy ConsultingBig data company Technicus Ltd is based in Warszawa, Poland and London, England. They focus on BI & big data consulting & SI and IT strategy consulting and were established in 2020.
Read moreSee All Locations (2)London, England
8 Duncannon St
London, England WC2N 4JF6 - 9
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UndisclosedUndisclosed10 - 49City of London, England
Services provided
20% BI & Big Data Consulting & SI20% Corporate Training & Coaching20% Cybersecurity +2 services20% IT Managed Services20% IT Strategy ConsultingLaunched 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.
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UndisclosedUndisclosed10 - 49Stretford, England
Services provided
20% Cloud Consulting & SI20% Corporate Training & Coaching20% Cybersecurity +2 services20% IT Managed Services20% Unified Communications Consulting & SIEstablished in 1999, Linten Technologies is a cloud consulting & SI company. The team specializes in cloud consulting & SI and unified communications consulting & SI.
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Undisclosed$150 - $199 / hr10 - 49Moorgate, England
Services provided
65% IT Managed Services25% Cybersecurity5% Cloud Consulting & SI +1 service5% Unified Communications Consulting & SINg experts, an IT managed services company, provides IT managed services and Cybersecurity. The company is in Moorgate, England.
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UndisclosedUndisclosed1,000 - 9,999London, England
Services provided
75% Cloud Consulting & SI25% Unified Communications Consulting & SIFounded in 2022, EdgeNext Technology is a large Bellevue, Washington-based cloud consulting & SI company. Their services include cloud consulting & SI and unified communications consulting & SI.
Read moreSee All Locations (3)London, England
22 Upper Ground
London, England SE1 9PD2 - 5
+44 20 3728 1160
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UndisclosedUndisclosed50 - 249Leeds, England
Services provided
15% API Development15% Cloud Consulting & SI15% Enterprise App Modernization +4 services15% IT Strategy Consulting15% Product Design15% UX/UI Design10% Business ConsultingUser experience agency Burendo was launched in 2018. Based in Leeds, England, the team specializes in UX/UI Design and Product Design.
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UndisclosedUndisclosed2 - 9Failsworth, England
Services provided
20% Cloud Consulting & SI20% Cybersecurity20% IT Managed Services +2 services20% IT Strategy Consulting20% Web DesignFingertip Solutions, a cloud consulting & SI company, offer cloud consulting & SI and IT managed services. They were founded in 2005.
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$1,000+$100 - $149 / hr2 - 9Stotfold, England
Services provided
30% IT Managed Services25% IT Strategy Consulting25% Low/No Code Development +1 service20% Other IT Consulting and SIIT managed services company CustomConfig is headquartered in Stotfold, England. They focus on IT managed services and IT strategy consulting and were launched in 2025.
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$5,000+$100 - $149 / hr2 - 9London, England
Services provided
25% IT Managed Services25% IT Staff Augmentation25% IT Strategy Consulting +1 service25% Unified Communications Consulting & SIFounded in 2023, IT Connect LTD is an IT managed services company. The company focuses on IT managed services and IT staff augmentation.
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$5,000+Undisclosed2 - 9London, England
Services provided
50% IT Managed Services25% BI & Big Data Consulting & SI25% IT Strategy ConsultingHeadquartered in London, England, Red Shift Consultancy Ltd is an IT managed services company. The team offers IT managed services and IT strategy consulting.
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$5,000+$100 - $149 / hr50 - 249London, England
Services provided
5% Advertising5% Branding5% Business Consulting +17 services5% CRM Consulting and SI5% Content Marketing5% E-Commerce Development5% ECM Consulting and SI5% ERP Consulting and SI5% Graphic Design5% IT Managed Services5% IT Staff Augmentation5% IT Strategy Consulting5% Logo5% Mobile App Development5% Product Design5% Search Engine Optimization5% Social Media Marketing5% UX/UI Design5% Web Design5% Web DevelopmentEstablished in 2017, Brandphic is an Advertising company. The team specializes in Advertising and UX/UI Design and is based in London, England.
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$5,000+$150 - $199 / hr2 - 9London, England
Services provided
20% Application Management & Support20% BI & Big Data Consulting & SI20% Cybersecurity +2 services20% IT Managed Services20% Robotics Process AutomationStabilise, a big data analytics company, was founded in 2025. The company offers BI & big data consulting & SI and Cybersecurity.
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Undisclosed$100 - $149 / hr10 - 49London, England
Services provided
20% Cloud Consulting & SI20% Enterprise App Modernization20% IT Staff Augmentation +2 services20% IT Strategy Consulting20% Microservices Architecture ServicesEstablished in 2012, LiveWyer is an IT strategy consulting company. The team offers IT strategy consulting and cloud consulting & SI.
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$10,000+$100 - $149 / hr10 - 49London, England
Services provided
10% Application Testing10% BI & Big Data Consulting & SI10% Cloud Consulting & SI +8 services10% Custom Software Development10% Cybersecurity10% IT Managed Services10% Mobile App Development10% UX/UI Design10% Web Development5% IT Strategy Consulting5% Web DesignTetra Technology, an user experience design agency, was launched in 2018. The agency specializes in UX/UI Design and BI & big data consulting & SI.
Read moreSee All Locations (2)London, England
69 Old Broad Street
London, England EC2M 1QS6 - 9
00 44 7397 009817
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$25,000+$100 - $149 / hr50 - 249London, England
Services provided
100% CybersecurityCloudcomputing is a Cybersecurity company. The midsize Lisboa, Portugal-based team offers Cybersecurity. The company was launched in 2010.
Read moreSee All Locations (3)London, England
One Canada Square
London, England E14 5AB2 - 5
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Undisclosed$50 - $99 / hr10 - 49London, England
Services provided
60% IT Managed Services25% Other IT Consulting and SI5% Cloud Consulting & SI +2 services5% Cybersecurity5% IT Strategy ConsultingLocated in London, England, Classroom365 is an IT managed services company. They focus on IT managed services and other IT consulting and SI and were founded in 2021.
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UndisclosedUndisclosed10 - 49Morley, England
Services provided
50% Cloud Consulting & SI50% IT Managed ServicesCloud consulting & SI and IT managed services company eUKhost Ltd provides cloud consulting & SI and IT managed services. They were established in 2001.
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UndisclosedUndisclosed1,000 - 9,999London, England
Services provided
15% Market Research15% Marketing Strategy10% Digital Strategy +10 services10% Other Marketing10% Product Marketing5% Branding5% CRM Consulting and SI5% Cloud Consulting & SI5% Other IT Consulting and SI5% Packaging Design5% Product Design5% UX/UI Design5% Web DesignMarket Research company Material focuses on Market Research and Marketing Strategy. They were launched in 1973.
Read moreSee All Locations (14)London, England
14-18 Old St
London, England EC1V 9BH50 - 75
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$5,000+$100 - $149 / hrFreelancerDerby, England
Services provided
45% IT Strategy Consulting20% Other IT Consulting and SI15% Cloud Consulting & SI +2 services10% API Development10% Microservices Architecture ServicesGregory Advisory Plus Ltd is an IT strategy consulting company. The company is located in Derby, England. Their services include IT strategy consulting and other IT consulting and SI.
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$5,000+$100 - $149 / hr10 - 49Sunbury-on-Thames, England
Services provided
80% Cloud Consulting & SI20% IT Managed ServicesIntelogy - Microsoft 365 Partner & Managed IT Services Provider is a cloud consulting & SI company. The team offers cloud consulting & SI and IT managed services and is in Sunbury-on-Thames,
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$1,000+$50 - $99 / hr2 - 9Cardiff, Wales
Services provided
50% Cloud Consulting & SI25% BI & Big Data Consulting & SI25% IoT DevelopmentCloudavian, a cloud consulting & SI company, is headquartered in Cardiff, Wales. Founded in 2018, the team offers cloud consulting & SI and BI & big data consulting & SI.
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$1,000+$25 - $49 / hr10 - 49London, England
Services provided
70% ERP Consulting and SI15% IT Strategy Consulting10% Cloud Consulting & SI +1 service5% IT Managed ServicesEstablished in 2009, Samkit Infosystems Ltd is a small ERP consulting and SI company. Their team specializes in ERP consulting and SI and IT strategy consulting.
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$1,000+$50 - $99 / hr10 - 49London, England
Services provided
70% IT Managed Services10% Cloud Consulting & SI10% Cybersecurity +1 service10% IT Strategy ConsultingField Tech Services LTD is an IT managed services company. The firm is located in London, England. Their services include IT managed services and IT strategy consulting.
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$5,000+$25 - $49 / hr2 - 9London, England
Services provided
55% IT Managed Services30% Cloud Consulting & SI5% IT Staff Augmentation +2 services5% IT Strategy Consulting5% Other IT Consulting and SISasnetics Cloud Services, an IT managed services company, was launched in 2019. The team specializes in IT managed services and cloud consulting & SI.
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$1,000+< $25 / hr2 - 9Leicester, England
Services provided
40% IT Strategy Consulting30% IT Managed Services10% CRM Consulting and SI +2 services10% Market Research10% Product DesignAioniaSoft is an IT strategy consulting company founded in 2024. The small team offers IT strategy consulting and IT managed services.
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We evaluate service providers using a structured methodology that combines:
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This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
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A Clutch Leaders Matrix provides a broad view of the top-performing companies in a particular service or location. Each company featured in a Leaders Matrix is evaluated based on Focus and Ability to Deliver. The size of each circle indicates that company’s size.
By using verified reviews, focused service details, and real project data, the Leaders Matrix highlights companies that consistently deliver and stand out from the rest. Each company’s position is based on how well they focus on a service area and how consistently they deliver results, helping you make informed, confident decisions. Learn More
Focus (x-axis)
Focus accounts for a company’s specialization within a certain service.
Ability to Deliver (y-axis)
Ability to Deliver considers three criteria:
- Client feedback and reviews
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- Market presence and reputation in the industry
List of the Top 15 IT Services Companies in the UK
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$50,000+$50 - $99 / hr1,000 - 9,999London, England
Ability to deliver
39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% IT Consulting50% Other -
$5,000+$100 - $149 / hr10 - 49Edinburgh, Scotland
Ability to deliver
35.1/40.016.2/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
100% IT Consulting -
$25,000+Undisclosed250 - 999Lytchett Matravers, England
Ability to deliver
31.4/40.015.8/20 Reviews6.7/10 Clients & Experience8.9/10 Market PresenceService focus
80% IT Consulting20% Other -
UndisclosedUndisclosed50 - 249Farnborough, England
Ability to deliver
38.7/40.020/20 Reviews9.8/10 Clients & Experience8.9/10 Market PresenceService focus
70% IT Consulting30% Other -
$25,000+$200 - $300 / hr1,000 - 9,999London, England
Ability to deliver
33.2/40.016/20 Reviews7.8/10 Clients & Experience9.4/10 Market PresenceService focus
100% IT Consulting -
$25,000+$50 - $99 / hr1,000 - 9,999London, England
Ability to deliver
35.8/40.015.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% IT Consulting70% Other -
$5,000+$100 - $149 / hr50 - 249London, England
Ability to deliver
35.5/40.016.8/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
70% IT Consulting30% Other -
$50,000+$200 - $300 / hr1,000 - 9,999Leeds, England
Ability to deliver
29.3/40.014.6/20 Reviews8/10 Clients & Experience6.7/10 Market PresenceService focus
55% IT Consulting45% Other -
$25,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
35% IT Consulting65% Other -
$1,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
28.9/40.016.2/20 Reviews7.6/10 Clients & Experience5.2/10 Market PresenceService focus
100% IT Consulting -
$50,000+< $25 / hr10,000+London, England
Ability to deliver
33.5/40.016/20 Reviews10/10 Clients & Experience7.5/10 Market PresenceService focus
35% IT Consulting65% Other -
$25,000+$25 - $49 / hr1,000 - 9,999St Albans, England
Ability to deliver
36.3/40.016.6/20 Reviews9.9/10 Clients & Experience9.8/10 Market PresenceService focus
20% IT Consulting80% Other -
$5,000+$25 - $49 / hr250 - 999Manchester, England
Ability to deliver
29.5/40.016.2/20 Reviews4.6/10 Clients & Experience8.7/10 Market PresenceService focus
50% IT Consulting50% Other -
$10,000+Undisclosed50 - 249Coventry , England
Ability to deliver
35.9/40.016.4/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
75% IT Consulting25% Other -
$25,000+$25 - $49 / hr1,000 - 9,999London, England
Ability to deliver
35.6/40.015.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
50% IT Consulting50% Other -
$75,000+$50 - $99 / hr1,000 - 9,999London, England
Ability to deliver
35.5/40.016.4/20 Reviews9.8/10 Clients & Experience9.2/10 Market PresenceService focus
30% IT Consulting70% Other -
$10,000+$100 - $149 / hr250 - 999London, England
Ability to deliver
37.6/40.018.4/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
40% IT Consulting60% Other -
$5,000+$100 - $149 / hr50 - 249Scunthorpe, England
Ability to deliver
32.2/40.017.2/20 Reviews8.9/10 Clients & Experience6.1/10 Market PresenceService focus
100% IT Consulting -
$10,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
30.1/40.016.4/20 Reviews7.3/10 Clients & Experience6.4/10 Market PresenceService focus
95% IT Consulting5% Other -
$5,000+< $25 / hr250 - 999London, England
Ability to deliver
34.5/40.016.8/20 Reviews8.5/10 Clients & Experience9.2/10 Market PresenceService focus
30% IT Consulting70% Other -
$50,000+$50 - $99 / hr1,000 - 9,999London, England
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% IT Consulting90% Other -
$100,000+$50 - $99 / hr1,000 - 9,999London, England
Ability to deliver
36.3/40.016.4/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
46% IT Consulting54% Other -
$25,000+$50 - $99 / hr50 - 249London, England
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
15% IT Consulting85% Other -
$50,000+$50 - $99 / hr250 - 999Farnborough, England
Ability to deliver
35.4/40.015.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
20% IT Consulting80% Other -
$50,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
38.1/40.018.8/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
15% IT Consulting85% Other -
$10,000+$25 - $49 / hr250 - 999London, England
Ability to deliver
38.7/40.019/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
15% IT Consulting85% Other -
$1,000+$50 - $99 / hr10 - 49Bradford on Avon, England
Ability to deliver
34/40.016.4/20 Reviews8.3/10 Clients & Experience9.4/10 Market PresenceService focus
100% IT Consulting -
$50,000+$150 - $199 / hr250 - 999London, England
Ability to deliver
39.2/40.019.2/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
10% IT Consulting90% Other -
$10,000+$25 - $49 / hr50 - 249London, England
Ability to deliver
34.6/40.017.4/20 Reviews7.5/10 Clients & Experience9.7/10 Market PresenceService focus
70% IT Consulting30% Other -
$25,000+$50 - $99 / hr50 - 249Salford, England
Ability to deliver
37.7/40.018/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% IT Consulting80% Other
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