Top IT Consultants & Companies in the United Kingdom
3,246 Companies
List of the Top IT Services Companies in the UK
Sponsored
-
Featured
What are Featured Providers?
$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.
0 of 1 reviews is 5 stars$50,000 – $199,999 avg. project costRead 1 Recent ReviewReviewed 1 time in the past 6 months
Recent client feedback on Sigma Software Group highlights their efficiency, creativity, and seamless collaboration in delivering a website redesign project. Clients reported measurable outcomes such as increased engagement, improved SEO, and higher qualified leads. While they appreciated the timely delivery and adaptability, some suggested a need for more proactive guidance on web best practices. Overall, sentiment towards Sigma Software Group remains highly positive, reflecting satisfaction with their services and outcomes.Was this helpful?
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?
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?
View projects from:
Was this helpful?
-
UndisclosedUndisclosed10 - 49Leeds, England
Services provided
60% CRM Consulting and SI40% Mobile App DevelopmentIn Leeds, England and London, England, Mint CRM & Marketing Solutions is a CRM consulting and SI company. Their services include CRM consulting and SI and Mobile App Development.
Read more -
UndisclosedUndisclosed2 - 9Sheffield, England
Services provided
20% CRM Consulting and SI20% E-Commerce Development15% Email Marketing +3 services15% Sales Outsourcing15% Search Engine Optimization15% Social Media MarketingCRM consulting and SI company Maven Technology Services provides CRM consulting and SI and E-Commerce Development. They are headquartered in Sheffield, England.
Read more -
UndisclosedUndisclosed10 - 49London, England
Services provided
100% CRM Consulting and SIUpper Sigma is a CRM consulting and SI company. They are in London, England and have small team of experts. Their services include CRM consulting and SI.
Read more -
UndisclosedUndisclosed50 - 249Leeds, England
Services provided
100% CRM Consulting and SIAlscient is a CRM consulting and SI company. They were launched in 2010 and focus on CRM consulting and SI.
Read more -
UndisclosedUndisclosed50 - 249London, England
Services provided
100% CRM Consulting and SIVision Point Systems is a CRM consulting and SI company launched in 2002. The team provides CRM consulting and SI and is based in Fairfax, Virginia and London, England.
Read moreSee All Locations (2)London, England
16 Great Queen Street Covent Garden
London, England WC2B 5DG2 - 5
+44 117.325.7266
Was this helpful?
-
UndisclosedUndisclosed10 - 49Ampney Crucis, England
Services provided
100% CRM Consulting and SICRM consulting and SI company Performa IT is based in Ampney Crucis, England. The team focuses on CRM consulting and SI.
Read more -
UndisclosedUndisclosed2 - 9Brackley, England
Services provided
100% CRM Consulting and SICRM consulting and SI company Cloudtopia was established in 2015. The team provides CRM consulting and SI.
Read more -
UndisclosedUndisclosed50 - 249London, England
Services provided
50% Business Consulting50% CRM Consulting and SIEMPAUA is a midsize CRM consulting and SI and Business Consulting company. They specialize in CRM consulting and SI and Business Consulting and were launched in 2014.
Read moreSee All Locations (4)London, England
8 Devonshire Square London
London, England EC2M 4PL16 - 20
+44 797.340.8241
Was this helpful?
-
UndisclosedUndisclosed10 - 49Bristol, England
Services provided
70% CRM Consulting and SI30% Mobile App DevelopmentDesynit Limited is a CRM consulting and SI company launched in 2000. Their services include CRM consulting and SI and Mobile App Development.
Read more -
UndisclosedUndisclosed2 - 9Bishops Stortford, England
Services provided
100% CRM Consulting and SIFounded in 2011, CRM Team Global is a CRM consulting and SI company. The team offers CRM consulting and SI and is headquartered in Bishops Stortford, England.
Read more -
UndisclosedUndisclosed10 - 49London, England
Services provided
100% CRM Consulting and SISilver Lined Solutions is a CRM consulting and SI company. The London, England-based firm was founded in 2011. Their team specializes in CRM consulting and SI.
Read more -
UndisclosedUndisclosed50 - 249London, England
Services provided
40% IT Managed Services30% Commercial Financing30% Funding & InvestmentFounded in 1999, Francisco Partners is a midsize IT managed services company based in San Francisco, California and London, England. Their team provides IT managed services and Commercial Financing.
Read moreSee All Locations (3)London, England
The Peak, Level 2, 5 Wilton Road
London, England SW1V 1AN21 - 30
+44.020.7907.8600
Was this helpful?
-
UndisclosedUndisclosed50 - 249London, England
Services provided
20% Business Consulting20% Conversion Optimization20% Ecommerce Marketing +2 services20% IT Managed Services20% Web DevelopmentW2Foresight is a Conversion Optimization company established in 2022. Their services include Conversion Optimization and IT managed services.
Read more -
UndisclosedUndisclosed250 - 999London, England
Services provided
20% CRM Consulting and SI20% Search Engine Optimization20% Social Media Marketing +4 services10% Custom Software Development10% Low/No Code Development10% Marketing Strategy10% Web DesignWunderman Thompson MAP, a midsize Marketing Strategy company, is headquartered in København, Denmark and Bangkok, Thailand. Their services include Marketing Strategy and Social Media Marketing.
Read moreSee All Locations (11)London, England
Greater London House, Hampstead Road
London, England NW1 7FB10 - 15
Was this helpful?
-
UndisclosedUndisclosed50 - 249Chester, England
Services provided
20% Application Testing20% BI & Big Data Consulting & SI20% Custom Software Development +3 services20% UX/UI Design10% Recruiting10% Web DevelopmentSearchability is an user experience company. The Chester, England-based agency was launched in 2012. Their services include UX/UI Design and BI & big data consulting & SI.
Read more -
UndisclosedUndisclosed10 - 49City of London, England
Services provided
50% Commercial Brokerage Services25% Corporate Training & Coaching25% IT Managed ServicesLaunched in 2011, Techspace is a Commercial Brokerage Services company. In City of London, England and Berlin, Germany, the team offers Commercial Brokerage Services and IT managed services.
Read more -
UndisclosedUndisclosed2 - 9Moy, Northern Ireland
Services provided
30% CRM Consulting and SI20% Mobile App Development20% Web Design +3 services10% Pay Per Click10% Search Engine Optimization10% Social Media MarketingTotallyAppenin is a CRM consulting and SI company. They are in Moy, Northern Ireland and have small team. They focus on CRM consulting and SI and Web Design.
Read more -
UndisclosedUndisclosed50 - 249Belfast, Northern Ireland
Services provided
100% BI & Big Data Consulting & SILaunched 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 -
UndisclosedUndisclosed10 - 49Corsham, England
Services provided
50% AI Development50% IT Managed ServicesLaunched in 2000, KTSL is an IT managed services and AI firm. The team provides IT managed services and Artificial Intelligence.
Read more -
UndisclosedUndisclosed2 - 9Randalstown, Northern Ireland
Services provided
50% BI & Big Data Consulting & SI25% Event Marketing25% Market ResearchMagnitude Digital Marketing is a small business intelligence company located in Randalstown, Northern Ireland. Their services include BI & big data consulting & SI and Market Research.
Read more -
UndisclosedUndisclosed2 - 9Pier Head, England
Services provided
100% CRM Consulting and SICloudJungle is a CRM consulting and SI company. Their small team is in Pier Head, England. Their services include CRM consulting and SI.
Read more -
UndisclosedUndisclosed10 - 49London, England
Services provided
100% CRM Consulting and SIFounded 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 -
UndisclosedUndisclosed10 - 49Edinburgh, Scotland
Services provided
25% AI Consulting25% AI Development25% BI & Big Data Consulting & SI +1 service25% FulfillmentEarthwave is a big data company based in Edinburgh, Scotland. Founded in 2018, the team offers BI & big data consulting & SI and Artificial Intelligence.
Read more -
UndisclosedUndisclosed10 - 49Sevenoaks, England
Services provided
25% BI & Big Data Consulting & SI25% Fulfillment25% Print Design +1 service25% Warehousing & DistributionLocated in Sevenoaks, England, KPM Group is a small print design company. The team offers Print Design and BI & big data consulting & SI.
Read more -
UndisclosedUndisclosed2 - 9London, England
Services provided
50% BI & Big Data Consulting & SI50% Compliance ConsultingCompliance Consultant UK is a business intelligence company and Compliance Consulting company. The London, England-based firm provides BI & big data consulting & SI and Compliance Consulting.
Read more -
UndisclosedUndisclosed2 - 9East Kilbride, Scotland
Services provided
70% E-Commerce Development15% Accounting15% CRM Consulting and SIIn East Kilbride, Scotland, Besyncly is a small e-commerce development firm. The team provides E-Commerce Development and CRM consulting and SI.
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+$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 -
$10,000+$25 - $49 / hr250 - 999London, England
Ability to deliver
38.7/40.019/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
24% IT Consulting76% 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 -
$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
Latest IT Services Articles
See all articles
How to Create a Budget for BI & Analytics Services [With Template]
Use our custom template for your business intelligence and analytics needs.
The Best Password Managers for Small Businesses in 2026
How secured are you online? Explore these top password managers to help safeguard your small business from malicious cyber attacks this 2026.
Get matched with the 5 best-fit agencies for your project—in 4 minutes or less.