Top IT Consultants & Companies in the United Kingdom
15 Leaders 15 Contenders
3,275 Companies
List of the Top IT Services Companies in the UK
Sponsored
-
Featured
What are Featured Providers?
$50,000+$25 - $49 / hr250 - 999Serves United KingdomServices provided
25% Custom Software Development20% IT Staff Augmentation15% Web Development +4 services10% AI Development10% IT Managed Services10% IT Strategy Consulting10% Mobile App DevelopmentSee all 35 projectsDreamix is a software development company providing services such as software solutions, data management platforms, DevOps, UX/UI design, and AI integration. Reviews from clients highlight their exceptional engineering expertise, strong cultural fit, and effective project management. All feedback is overwhelmingly positive, with clients frequently praising Dreamix's high-quality deliverables, proactive communication, and ability to exceed expectations.
Reviews mention Easy to work with
Clients have consistently praised Dreamix for being easy to work with, highlighting their excellent communication and timely project delivery. One client noted, 'They were pleasant to work with and didn’t require managing.' This sentiment reflects an overall positive experience, as clients appreciated both the quality of work and the seamless collaboration throughout the project.-
DevOps Support & Cloud Consulting for Healthcare Company
5.0 Jan 27, 2026Dreamix delivered high-quality work, was reasonably priced, and was pleasant to work with. Moreover, they didn’t require managing.
Read Full Review
Was this helpful?
3 of 3 reviews are 5 starsUnknown avg. project costRead 3 Recent ReviewsReviewed 3 times in the past 6 months
Recent reviews of Dreamix indicate a strong overall sentiment, highlighting their high-quality software development and effective project management. Clients praised Dreamix for their timely delivery and exceptional communication. Specific feedback includes a CTO noting their impressive engineering skills and a project lead appreciating the team's responsiveness during design iterations. Both highlighted Dreamix's ability to meet project requirements without requiring extensive oversight, demonstrating their value and fit for various projects.Was this helpful?
Industry Experience
Dreamix has demonstrated strong expertise across various industries, notably Energy & Natural Resources, Information Technology, Healthcare, and Manufacturing. Clients commend their engineering proficiency, effective project management, and adaptability in meeting tight deadlines. Overall sentiment is positive, highlighting strengths in delivering quality solutions and enhancing operational efficiency. Industries such as Healthcare and Manufacturing particularly benefit from their innovative approaches, making Dreamix a suitable partner for tech-driven projects in these fields.
Read All ReviewsSelect Industry to see insights
Supply Chain, Logistics, and Transport Manufacturing Software Real estate Other Industry IT Services Utilities Media Research Consulting Nonprofit Consumer Products Construction Transportation Recreation Healthcare Information technologyWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients consistently express satisfaction with Dreamix's cost-effectiveness and value for money. One CTO noted their 'good value for the cost' and praised the quality of work delivered on time and within budget. Another client emphasized that Dreamix's pricing fit their budget while providing high-quality service. Overall, the sentiment reflects a strong appreciation for the balance of affordability and exceptional service, with many clients highlighting the company's transparency and commitment to meeting project requirements without compromising on quality.Was this helpful?
$50,000+$50 - $99 / hr1,000 - 9,999Serves United KingdomServices provided
25% Custom Software Development16% Web Development15% Mobile App Development +4 services11% AI Consulting11% BI & Big Data Consulting & SI11% Cloud Consulting & SI11% IoT DevelopmentSee all 37 projectsSigma Software Group is a versatile software development company, highly praised for its expertise in web and mobile application development, software engineering, and IT consulting services. Reviews highlight their strong project management, with 87% of clients noting on-time delivery, and commend their collaborative and innovative team spirit. The company excels in integrating with partners, as mentioned by 75% of reviewers, and is recognized for its attentiveness and adaptability to client needs.
Reviews mention Translate ideas into products
Clients express high satisfaction with Sigma Software Group's ability to translate ideas into products, highlighting their effective communication and close client relationships. A director from Verizon Media noted that Sigma's team significantly improved their video platform, emphasizing their skill in recruiting talented engineers and maintaining project momentum. The client's feedback underscores Sigma's commitment to understanding and responding to client needs, ensuring timely delivery and quality service, making them a recommended partner for startups.-
Outsourcing Services for Construction Company
5.0 Oct 30, 2023Their team is made up of talented professionals. They understand our needs and are good at translating our requirements.
Read Full Review
Was this helpful?
Industry Experience
Sigma Software Group has demonstrated expertise across various industries, including Advertising & Marketing, Education, Financial Services, and Automotive. Feedback highlights their strengths in website and application development, project management, and adaptability. Clients commend their efficiency, strong communication, and ability to integrate seamlessly with internal teams. Overall sentiment is positive, with many clients noting significant improvements in user engagement, product quality, and operational efficiency, making them a suitable partner for projects in these sectors.
Read All ReviewsSelect Industry to see insights
Financial services Other Industry Food & Beverage Information technology Education Construction Arts, entertainment & music Software Sports IT Services Manufacturing Automotive Retail Real estate Design Healthcare Logistics & Supply Chain Advertising & marketing GamblingWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Client feedback regarding Sigma Software Group's cost and value for money is generally positive. Many clients highlight the company's competitive pricing, with one stating they chose Sigma for being 'good value for cost' and another noting their pricing fit within budget constraints. Clients appreciate the quality of work delivered relative to investment, often mentioning that Sigma exceeds expectations. However, some reviews indicate that while the services are valuable, there are instances where costs were perceived as high, suggesting a balance between quality and pricing.Was this helpful?
More responsive than most other service providers
Get in TouchSigma Software Group is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.Was this helpful?
-
-
$10,000+$150 - $199 / hr1,000 - 9,999Theale, England
Services provided
60% Cybersecurity20% IT Managed Services20% IT Strategy ConsultingRapid7 is a Cybersecurity company. Their large team is in Boston, Massachusetts and Manhattan Beach, California. Their services include Cybersecurity and IT managed services.
Read moreSee All Locations (14)Theale, England
Two Waterside Drive Arlington Business Park Theale
Theale, England RG7 4SA31 - 40
+44.118.207.9300
Was this helpful?
-
$10,000+$150 - $199 / hr250 - 999London, England
Services provided
50% Cybersecurity25% BI & Big Data Consulting & SI25% IT Strategy ConsultingCybereason is a Cybersecurity company. They are in Boston, Massachusetts and London, England, and their services include Cybersecurity and BI & big data consulting & SI.
Read moreSee All Locations (3)London, England
1 Fore Street, 5th Floor Moorgate
London, England EC2Y 9DT10 - 15
Was this helpful?
-
$10,000+$150 - $199 / hr250 - 999London, England
Services provided
40% Cybersecurity40% IT Managed Services20% IT Strategy ConsultingDigital Guardian, a midsize IT managed services company, is in Waltham, Massachusetts and Reston, Virginia. The team specializes in IT managed services and Cybersecurity.
Read moreSee All Locations (7)London, England
11 Leadenhall Street
London, England EC3V 1LP6 - 9
+44.0.207.469.0940
Was this helpful?
-
$5,000+$100 - $149 / hr50 - 249Wymbush, England
Services provided
50% IT Managed Services20% Other IT Consulting and SI10% CRM Consulting and SI +2 services10% Cloud Consulting & SI10% Unified Communications Consulting & SIIT managed services company Mirus IT Solutions is headquartered in Wymbush, England and London, England. Their services include IT managed services and other IT consulting and SI.
Read more -
$10,000+$100 - $149 / hr250 - 999Reading , England
Services provided
50% IT Managed Services30% Cybersecurity20% IT Strategy ConsultingLaunched in 2003, Herjavec Group is an IT managed services company. The team provides IT managed services and Cybersecurity.
Read moreSee All Locations (3)Reading , England
6th Floor | The White Building 33 Kings Road
Reading , England RG1 3AR6 - 9
44.0.870.041.1199
Was this helpful?
-
$5,000+$100 - $149 / hr50 - 249Glasgow, Scotland
Services provided
40% Cloud Consulting & SI30% IT Managed Services30% IT Strategy ConsultingIomart Group is a cloud consulting & SI company. They offer cloud consulting & SI and IT managed services and were launched in 1998. The company is in Glasgow, Scotland.
Read more -
$5,000+$100 - $149 / hr50 - 249Sandiacre, England
Services provided
50% IT Managed Services30% IT Strategy Consulting20% Cloud Consulting & SIAir-IT is an IT managed services company. Their midsize team is in Sandiacre, England and provides IT managed services and IT strategy consulting. The agency was launched in 2005.
Read more -
$5,000+$100 - $149 / hr50 - 249London, England
Services provided
50% IT Managed Services30% IT Strategy Consulting20% CybersecurityConosco is an IT managed services company based in London, England. The team focuses on IT managed services and IT strategy consulting.
Read more -
$5,000+$100 - $149 / hr50 - 249England, England
Services provided
50% IT Managed Services30% IT Strategy Consulting20% Cloud Consulting & SITelehouse Europe is an IT managed services company located in England, England. They specialize in IT managed services and IT strategy consulting.
Read more -
$5,000+$100 - $149 / hr50 - 249Kings Langley, England
Services provided
50% IT Managed Services30% IT Strategy Consulting20% Cloud Consulting & SIAnnodata is an IT managed services company. The team is based in Kings Langley, England, and their services include IT managed services and IT strategy consulting.
Read more -
$5,000+$100 - $149 / hr50 - 249London, England
Services provided
50% IT Managed Services30% IT Strategy Consulting20% Cloud Consulting & SIMBA IT is a midsize IT managed services company headquartered in London, England. Their services include IT managed services and IT strategy consulting.
Read more -
$5,000+$100 - $149 / hr50 - 249Warrington, England
Services provided
50% IT Managed Services30% IT Strategy Consulting20% Cloud Consulting & SIAdept4, a midsize IT managed services company, is headquartered in Warrington, England. Their services include IT managed services and IT strategy consulting.
Read more -
$5,000+$100 - $149 / hr50 - 249London, England
Services provided
50% IT Managed Services30% IT Strategy Consulting20% Cloud Consulting & SILanware is an IT managed services company launched in 1993. Their team specializes in IT managed services and IT strategy consulting.
Read more -
$10,000+$100 - $149 / hr50 - 249London, England
Services provided
50% IT Managed Services30% IT Strategy Consulting20% Cloud Consulting & SIOCSL is an IT managed services company. In London, England, their team provides IT managed services and IT strategy consulting.
Read more -
$5,000+$100 - $149 / hr250 - 999London, England
Services provided
40% Cloud Consulting & SI30% IT Managed Services30% IT Strategy ConsultingCloud consulting & SI company Cloudreach was founded in 2009. The company provides cloud consulting & SI and IT managed services, and is midsize.
Read more -
$5,000+$100 - $149 / hr50 - 249Hitchin, England
Services provided
50% IT Managed Services30% IT Strategy Consulting20% Cloud Consulting & SIModern Networks is an IT managed services company. The firm is located in Hitchin, England. Their team provides IT managed services and IT strategy consulting.
Read more -
$5,000+$100 - $149 / hr50 - 249London, England
Services provided
50% IT Managed Services30% IT Strategy Consulting20% Cloud Consulting & SINew Signature is a midsize IT managed services company in London, England. The team specializes in IT managed services and IT strategy consulting.
Read more -
$5,000+$100 - $149 / hr250 - 999London, England
Services provided
50% IT Managed Services30% IT Strategy Consulting20% Cloud Consulting & SIIT managed services company Claranet was founded in 1996. The team specializes in IT managed services and IT strategy consulting.
Read more -
$5,000+$100 - $149 / hr250 - 999London, England
Services provided
50% IT Managed Services30% IT Strategy Consulting20% Cloud Consulting & SIEstablished in 1990, Ultima Business Solutions Ltd. Is an IT managed services company. In Reading, England and London, England, the team specializes in IT managed services and IT strategy
Read moreSee All Locations (2)London, England
4th Floor Rear, New London House 6 London Street
London, England EC3R 7LP31 - 40
020 3824 6910
Was this helpful?
-
$5,000+$100 - $149 / hr50 - 249Liddington, England
Services provided
50% IT Managed Services30% IT Strategy Consulting20% Cloud Consulting & SICommercial Group is an IT managed services company. In Liddington, England, their midsize team specializes in IT managed services and IT strategy consulting. The agency was launched in 1991.
Read more -
$5,000+$100 - $149 / hr10 - 49Canterbury, England
Services provided
34% IT Managed Services33% Cybersecurity33% IT Strategy ConsultingADM computing is an IT managed services company launched in 1984. The company focuses on IT managed services and Cybersecurity, and is small.
Read more -
$5,000+$100 - $149 / hr50 - 249London, England
Services provided
50% IT Managed Services30% IT Strategy Consulting20% Cloud Consulting & SIBluesource, a midsize IT managed services company, is headquartered in London, England. The team specializes in IT managed services and IT strategy consulting.
Read more -
UndisclosedUndisclosed50 - 249Sheffield, England
Services provided
50% IT Managed Services30% IT Strategy Consulting20% Cloud Consulting & SIAsk4 Data Centres, an IT managed services company, is located in Sheffield, England. Their services include IT managed services and IT strategy consulting.
Read more -
$5,000+$100 - $149 / hr50 - 249Milford, England
Services provided
50% IT Managed Services30% IT Strategy Consulting20% Cloud Consulting & SIAxess Systems Ltd is an IT managed services company. The Milford, England-based company was established in 2000. Their team focuses on IT managed services and IT strategy consulting.
Read more -
$5,000+$100 - $149 / hr50 - 249London, England
Services provided
50% IT Managed Services30% IT Strategy Consulting20% Cloud Consulting & SIBlock Solutions is an IT managed services company. The company is based in London, England and Crewe, England. Their team offers IT managed services and IT strategy consulting.
Read more -
$5,000+$100 - $149 / hr50 - 249Dundee Technology Park, Scotland
Services provided
50% IT Managed Services30% IT Strategy Consulting20% Cloud Consulting & SIBrightsolid online technology is a midsize Dundee Technology Park, Scotland-based IT managed services company. Their services include IT managed services and IT strategy consulting.
Read more
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My MatchesTell us what you need — we’ll match you with top agencies in minutes.
Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.
We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
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.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
Rollover to see company insights or click a company below for more details.
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
- Work experience and previous projects
- Market presence and reputation in the industry
List of the Top 15 IT Services Companies in the UK
-
$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+$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 -
$25,000+$200 - $300 / hr1,000 - 9,999London, England
Ability to deliver
32.8/40.015.6/20 Reviews7.8/10 Clients & Experience9.4/10 Market PresenceService focus
100% IT Consulting -
$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 -
$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 -
$50,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
37.9/40.018.6/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
25% IT Consulting75% Other -
$25,000+$25 - $49 / hr1,000 - 9,999London, England
Ability to deliver
36.6/40.016.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
50% IT Consulting50% Other -
$25,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
39.1/40.019.2/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
35% IT Consulting65% Other -
$5,000+$25 - $49 / hr250 - 999Manchester, England
Ability to deliver
29.6/40.016.2/20 Reviews4.7/10 Clients & Experience8.7/10 Market PresenceService focus
50% IT Consulting50% 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 -
$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 -
$75,000+$50 - $99 / hr1,000 - 9,999London, England
Ability to deliver
35.1/40.016/20 Reviews9.8/10 Clients & Experience9.2/10 Market PresenceService focus
30% IT Consulting70% Other -
$5,000+$100 - $149 / hr50 - 249Scunthorpe, England
Ability to deliver
32.4/40.017.2/20 Reviews9.1/10 Clients & Experience6.1/10 Market PresenceService focus
100% IT Consulting -
$10,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
29.9/40.016.2/20 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 -
$10,000+$100 - $149 / hr250 - 999London, England
Ability to deliver
36.8/40.017.6/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
40% IT Consulting60% Other -
$10,000+$25 - $49 / hr250 - 999Coventry, England
Ability to deliver
35.3/40.017.6/20 Reviews9.3/10 Clients & Experience8.3/10 Market PresenceService focus
30% IT Consulting70% 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 -
$50,000+$150 - $199 / hr250 - 999London, England
Ability to deliver
39.8/40.019.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
10% IT Consulting90% Other -
$10,000+$25 - $49 / hr250 - 999London, England
Ability to deliver
39.1/40.019.4/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
15% IT Consulting85% 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 / hr50 - 249London, England
Ability to deliver
35.7/40.017.2/20 Reviews10/10 Clients & Experience8.5/10 Market PresenceService focus
45% IT Consulting55% 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 -
$1,000+$50 - $99 / hr10 - 49Bradford on Avon, England
Ability to deliver
33.8/40.016.2/20 Reviews8.3/10 Clients & Experience9.4/10 Market PresenceService focus
100% IT Consulting
Latest IT Services Articles
See all articles
Is Your Phone Spying On You? (And How to Stop It)
Do you worry your phone is spying on you? You’re not alone. Learn how smartphones collect your data and what you can do to reduce what you share.
How to Create a Budget for BI & Analytics Services [With Template]
Use our custom template for your business intelligence and analytics needs.
Get matched with the 5 best-fit agencies for your project—in 4 minutes or less.