Top 100 IT Services Companies in the United Kingdom

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Top 100 IT Services Companies in the United Kingdom

February 2023

Looking for a top IT services company in the United Kingdom?

For your company to grow, it is essential to choose the best technology. Hiring an innovative IT services provider is the easiest way to ensure that you are making the best use of technology, increasing sales, and staying one step ahead of the competition. 

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List of the Best United Kingdom IT Companies

  • 3
    • $5,000+
    • 50 - 249 employees
    • London, United Kingdom

    Transputec, a midsize cybersecurity company, is located in Wembley, United Kingdom. They focus on cybersecurity, IT managed services, and custom software development and were launched in 1984.

    Industries

    Notable Project

    A media and events company was looking to revamp their IT infrastructure, so they engaged with Transputec Ltd to provide them with a full audit of their entire system.

    "They came up with good solutions at a reasonable cost and delivered their tasks with minimal problems."

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  • 4
    • $50,000+
    • 50 - 249 employees
    • Belfast, United Kingdom

    Instil Software is a software engineering firm based in Belfast, Northern Ireland. Founded in 2005, Instil has about 30 employees that work across a variety of industries. They offer custom software development, mobile app development, cloud consulting and software integration, IoT, and web development.

    Industries

    Notable Project

    Instil Software provided custom software development services for a body-worn video camera manufacturer. The team is constructing a digital evidence management system for reviewing security footages.

    "All key deliverables were met on time, often exceeding expectations."

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  • 5
    • $10,000+
    • 2 - 9 employees
    • London, United Kingdom

    Founded in 2017, Lambert Labs is a software development agency that specializes in Python. Their team of fewer than 10 employees is based in London. They also provide web development services and application testing. 

    Clients

    • Accenture
    • Aerial Empire
    • Bongo's Bingo
    • Boost

    Industries

    Notable Project

    An online learning program hired Lambert Labs as technical experts for some of their curricula. The team provided deliverables in the form of code base, requirement documentation, exercise, and more.

    "Lambert Labs was always going the extra mile to ensure the experience for our end users was going to be optimal."

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  • 6
    • Scheduling

      4.5
    • Quality

      4.5
    • Cost

      3.3
    • NPS

      4.7
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    • $50,000+
    • 1,000 - 9,999 employees
    • Leeds, United Kingdom

    Headquartered in Leeds, United Kingdom, BJSS is an IT consultancy with offices in London, New York, and Bristol and Manchester, U.K. Since 1993, their team of 750+ has specialized in custom software development, application testing, IT strategy consulting, and more for enterprise-level and midmarket clients. 

    Clients

    • Euroclear
    • Barclays
    • Xerox
    • BBC

    Industries

    Notable Project

    BJSS built a Hadoop platform to collect trading and market data for use in analysis and compliance. They provided information architecture, functional development, quality assurance, and design.

    "Their maturity with agile certainly sets them apart."

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  • 7
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom

    Silicon Reef are a SharePoint development & Microsoft 365 solutions agency. Founded in 2016, they are located in the United Kingdom with offices in London, Chester, and Bournemouth. They offer a range of services from consultancy, campaign-based web or app development, and front-end creative. They also offer full-blown migration, strategic road-mapping, and full-service development partnerships and partner with medium-sized to enterprise clients. 

    Clients

    • Unilever
    • Asahi
    • Anglo American
    • SEGA

    Notable Project

    Silicon Reef created two SharePoint solutions for a resources and agriculture NGO spread between the United Kingdom and Africa. They made it so all teams can access tools and final documentation.

    “Their best selling point is their willingness and desire to understand our operating model.”

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  • 8
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.3
    • NPS

      5.0
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    • $5,000+
    • 10 - 49 employees
    • Clayton-le-Woods, United Kingdom

    Launched in 2001, HW Technology is an IT managed services company. The agency specializes in IT managed services, cybersecurity, IT strategy consulting, and other IT consulting and SI and has a small team.

    Industries

    Notable Project

    Orca (formerly HW Technology) provides managed IT services for an advisory firm. They manage hybrid hosted environments and network systems, and they help integrate IT systems into the firm's operations. 

    "They're extremely process-focused regardless of the size of the issue."

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  • 9
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
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    • $5,000+
    • 50 - 249 employees
    • Marlow, United Kingdom

    Atech Support Ltd is a cloud-services company based in High Wycombe, United Kingdom. Founded in 2006, their team of around 35 employees provides cloud and IT strategy consulting and IT managed services.

    Clients

    • Octopus Investments
    • Tesco Bank
    • The Big Table Group
    • GLH

    Industries

    Notable Project

    In six weeks, Atech Support Ltd rebuilt the client's IT infrastructure, moving the physical IT system to cloud-based platforms like Microsoft Azure, 365, and SharePoint. Their team ported directories and information. 

    "Parkwalk encountered zero downtime during the trandformation process"

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  • 10
    • Scheduling

      4.5
    • Quality

      5.0
    • Cost

      4.5
    • NPS

      5.0
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    • $25,000+
    • 2 - 9 employees
    • Fleet, United Kingdom

    Ei Square® is a Fleet, United Kingdom-based big data analytics company. The firm focuses on BI & big data consulting & SI, custom software development, and IT staff augmentation and is small.The firm was founded in 2019.

    Clients

    • Fintech
    • Social Housing

    Industries

    Notable Project

    Ei Square provided business intelligence and process streamlining services. They leveraged their expertise by decommissioning old reports and automating the migration of data through dashboards into reports. 

    "In my view, I have full confidence." 

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  • 11
    • $25,000+
    • 50 - 249 employees
    • Croydon, United Kingdom

    Founded in 2005 and headquartered in Croydon, UK, GoodCore Software specializes in bespoke software development. WIth a team of about 50 employees, the company offers web and mobile app development to startups and established businesses alike. Engagement options include fixed- cost and dedicated development teams.

    Clients

    • Printed Music Licensing
    • Weight Loss Resources
    • GC Business Finance
    • XTracked Deliveries

    Industries

    Notable Project

    GoodCore developed a SaaS application for managing briefing programs and events for Fortune 100 companies. The team coded in React and Laravel for creating a web-based application. The application helped automate and streamline the management of corporate events, briefing programs and meetings.

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  • 12
    • Scheduling

      4.0
    • Quality

      4.0
    • Cost

      3.5
    • NPS

      4.0
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    • $1,000+
    • 50 - 249 employees
    • Birmingham, United Kingdom

    IT managed services company EBC Group was launched in 1989. They are headquartered in Birmingham, United Kingdom and have a midsize team. Their services include IT managed services, cloud consulting & SI, ECM consulting and SI, and IT strategy consulting.

    Clients

    • Avon & Somerset Police
    • Twycross Zoo
    • Thursfields Solicitors
    • Midlands Air Ambulance

    Industries

    Notable Project

    EBC Group provides managed IT services and network support to a solicitors firm. Their scope includes handling servers, hardware equipment, and software installations, as well as providing ongoing support.

    “EBC Group responds to calls quickly and is proactive in solving challenges.”

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  • 13
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.5
    • NPS

      5.0
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    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    Smartdesc is a London-based IT company with a team of fewer than 50 people. Founded in 2011, they offer IT strategy consulting, cloud consulting, and cybersecurity solutions for small and mid-market businesses, primarily non-profit organizations.

    Clients

    • Mind
    • Terrence Higgins Trust
    • NCVO
    • ACEVO

    Industries

    Notable Project

    Smartdesc helped a nonprofit membership organization transition from an outdated technology environment to Office 365 in order to facilitate remote work. They remain on board to provide ongoing support.

    "The most noteworthy thing about working with them is their ability to fix problems."

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  • 14
    • $10,000+
    • 250 - 999 employees
    • London, United Kingdom

    impakt Advisors is a big data company based in New York. Founded in 2016, this company has 10 employees. Services provided by impakt Advisors include IT strategy consulting, big data consulting, and cloud consulting for businesses of all sizes.

    Clients

    • TD Ameritrade
    • Bridgestone Firestone
    • Dell EMC
    • Public Goods and Indigo AG.

    Industries

    Notable Project

    impakt Advisors provides data analysis to understand the user base of an inventory management application. The team examines data collected by numerous sources and produces presentations of their findings.

    "The team’s incredibly gifted in getting an answer from data."

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  • 15
    • Scheduling

      4.5
    • Quality

      4.6
    • Cost

      4.4
    • NPS

      4.6
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    • $50,000+
    • 50 - 249 employees
    • Sutton, United Kingdom

    Geeks is a software development company in London. Founded in 2007, Geeks' team of 85 specializes in custom software development, web development, and mobile app development, primarily for midmarket clients in media and govenment.

    Clients

    • BBC
    • EasyJet
    • Euromoney
    • Mitie

    Industries

    Notable Project

    Geeks managed all aspects of development in creating a timeline visualization engine. The system extracts and imports historical data from a variety of sources using JavaScript.

    “While the others seemed wary of dealing with large databases and files, they were very enthusiastic about our project.”

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  • 16
    • Scheduling

      4.3
    • Quality

      4.7
    • Cost

      4.2
    • NPS

      4.9
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    • $10,000+
    • 250 - 999 employees
    • London, United Kingdom

    Softwire is a digital design, engineering and support agency, with offices in London, Cambridge and Manchester. Employing over 200 engineers we create bespoke digital software, mobile apps, and offer strategic IT consulting for some of the UK’s leading brands including the BBC, David Lloyd Clubs, Channel 5 and many large Government Departments.

    Clients

    • The BBC
    • David Lloyd Clubs
    • RSA
    • The Cabinet Office

    Industries

    Notable Project

    Softwire served as a research partner for one side of a collaboration. They aggregated AI data sets to support third-party complex machine learning. The team also created posters for an industry conference.

    "We got what we wanted out of the engagement and stayed in budget."

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  • 17
    • $50,000+
    • 50 - 249 employees
    • York, United Kingdom

    Netsells is an app development agency based in York, UK. The agency was founded in 2009 and now employs a team of about 30. Netsells specializes in mobile app development, but also provides web development and UX/UI design services. Most of Netsell's clients are small to midmarket businesses.

    Clients

    • Hiscox
    • Uber
    • Trainline
    • Warburtons

    Industries

    Notable Project

    Netsells designed and developed the client’s website and integrated their existing booking management system. The agency also provides SEO marketing services.

    "With Netsells, you get a lot of added value you get beyond what you pay for.. Netsells is very collaborative."

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  • 18
    • $10,000+
    • 50 - 249 employees
    • London, United Kingdom

    Influential Software is a software development firm in London, United Kingdom; Maidstone, United Kingdom and Glasgow, United Kingdom. The firm focuses on custom software development, web development, BI & big data consulting & SI, IT managed services, and more and has a midsize team.The firm was launched in 1993.

    Clients

    • Deloitte
    • American Express
    • London Stock Exchange
    • Pret a Manger

    Industries

    Notable Project

    Influential Software developed a Sharepoint solution to improve a children's charity organization's data management and delivered an interactive wiki. 

    "We were very impressed with Influential for the positive meetings and collaboration between our two companies."

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  • 19
    • Scheduling

      4.5
    • Quality

      4.7
    • Cost

      4.7
    • NPS

      4.7
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    • $5,000+
    • 10 - 49 employees
    • London , United Kingdom

    Compete366 is a cloud agency founded in London in 1998. With over 10 employees, they specialize in cloud consulting, IT strategy consulting, and cybersecurity solutions for small businesses.

    Clients

    • AWOL Adventure
    • ContractUs
    • Godstowe School
    • Wesser

    Notable Project

    Compete366 provided Microsoft Azure cloud support for an engineering consultancy company. The team was hired to help develop custom tools and an HPC platform around Azure.

    "The level of attention provided for their support was amazing."

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  • 20
    • $10,000+
    • 50 - 249 employees
    • Eashing, United Kingdom

    BrightStarr was founded in 2006 and is a custom software development company. Headquartered in Seattle, WA with additional offices in the UK and New York, the team of 126 also offers web and mobile app development and productivity consulting to help clients streamline their internal business processes.

    Clients

    • Abt Associates
    • Adidas
    • ARCADIS
    • Barclay's

    Industries

    Notable Project

    BrightStarr created a SharePoint system for facilitating document sharing, data, analytics, and resources. The system also included built-in communication tools.

    "BrightStarr is going to challenge us to do some new and innovative things, and think outside the box."

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  • 21
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.5
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 10 - 49 employees
    • Sheffield, United Kingdom

    PAV I.T. Services is an IT company in Leeds and Burgess Hill, England. Founded in 1988, they have about 33 employees that serve mostly small-business and midmarket clients in the automotive, legal, and financial sectors. Services include IT managed services, cloud consulting, and IT strategy consulting.

    Clients

    • Stevensdrake solicitors
    • XYZ
    • La Redoute
    • MDA College

    Industries

    Notable Project

    An occupational health company hired PAV I.T. to provide IT support, specifically with information security. The team monitors the network and equipment and takes other consistent measures to ensure security.

    "They have a very clear implementation plan and it inspires confidence."

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  • 22
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • Colden Common, United Kingdom
    Evalian is a small cybersecurity and business consulting company. Based in Colden Common, United Kingdom; London, United Kingdom and Worcester, United Kingdom, the firm was founded in 2017. Their team specializes in cybersecurity and business consulting.

    Clients

    • Alliants
    • T.M Lewin
    • Copy Bet
    • Vistry Group

    Industries

    Notable Project

    Evalian held a standard Cyber Essentials Plus assessment for a software company. They run scans and offer an opportunity for remediation before they could be rescanned. 

    "They took the time to make it stress-free while maintaining the impartiality you'd expect as an assessor."

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  • 23
    • $1,000+
    • 10 - 49 employees
    • Bournemouth, United Kingdom

    Cloudserve is a cloud solutions provider based in Bournemouth, England with an office in London. Founded in 2009, their team of fewer than 50 professionals offers IT managed services, IT strategy consulting, and cloud consulting & SI services for small and medium-sized businesses. They have experience working in various industries, including hospitality, financial services, and IT.

    Clients

    • FJB Hotels
    • BSN Social Care
    • Futur First
    • Braben

    Industries

    Notable Project

    Cloudserve Ltd migrated local servers to a central cloud environment. They integrated Office 365, SharePoint, file-sharing, and implementing abilities into the IT system. They provide ongoing support services.

    "Cloudserve Ltd has delivered exceptional ongoing support."

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  • 24
    • Scheduling

      4.4
    • Quality

      4.8
    • Cost

      4.5
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 10 - 49 employees
    • Coventry , United Kingdom

    Imobisoft is a full-service mobile app & software development company based in Coventry, U.K., with an office in London. The company, founded in 2007, has a team of more than ten that provides custom software development, digital strategy, IoT development, web development, BI & big data consulting & SI, and SEO services. Imobisoft serves midmarket and other-sized companies in the medical, manufacturing, utilities, energy & natural resources, financial services, ane e-commerce industries. 

    Clients

    • NHS (Multiple divisions)
    • BSkyB
    • E-Energy
    • Northern Gas Networks

    Industries

    Notable Project

    An energy supplier hired Imobisoft to provide web and app development. Their efforts also include UI/UX design for a platform that allows salespeople to streamline their processes.

    "Imobisoft developed a web and mobile app using .NET  technologies. The application allows us to bring on thousands of new customers . Without the software they created for us, we wouldn’t be generating sales. We're very satisfied with the design and the application, and it couldn’t be better".

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  • 25
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom

    Core Blue Ltd is a software engineering company based in London with an office in Plymouth, U.K. The company, founded in 2015, has a team of less than ten that provides custom software development, mobile app development, web development, and IoT development services to various companies.

    Clients

    • Bank of Kigali
    • Kuoni
    • SAP
    • PayPoint

    Industries

    Notable Project

    CoreBlue creates a scalable web app for a luxury holiday rental firm by making its core system a web API. They also use React.js and Next.js to build the interface as a server-side rendered single-page app.

    "CoreBlue is receptive to feedback and worked with me to ensure we hold the platform to the highest standard."

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  • 26
    • $10,000+
    • 10 - 49 employees
    • Wimborne, United Kingdom

    Ballard Chalmers is a software development company based just south of London. Founded in 2005, their team provides custom software development, modernisation and integration, as well as support and IT Managed Services.

    Clients

    • Apex
    • Virgin Atlantic Airways
    • Ipes
    • Good Energy

    Industries

    Notable Project

    Ballard Chalmers revamped and continues to support a SharePoint application with over 50,000 records, restructuring the database and customizing reporting.

    "They're good about keeping us up to date and moving things forward."

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  • 27
    • Scheduling

      4.7
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom

    Exometrics is an AI development company. They are in London, United Kingdom and have a small team. The agency provides Artificial Intelligence, BI & big data consulting & SI, and business consulting.

    Industries

    Notable Project

    Exometrics created a machine learning (ML) algorithm for a digital asset mining company’s anti-money laundering tool. Their work involved creating a proof of concept (POC) for the firm to use in their service.

    “Their ML skills were top-notch.”

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  • 28
    • $10,000+
    • 2 - 9 employees
    • WOLVERHAMPTON, United Kingdom

    KSB Technologies is a custom software development company. The small WOLVERHAMPTON, United Kingdom-based team focuses on custom software development, web development, IT strategy consulting, cloud consulting & SI, and more. The agency was founded in 2021.

    Clients

    • DFE
    • Hiscox
    • ESFA
    • AutoFlow

    Notable Project

    KSB Technologies was hired by a software development company to provide new functionality and enhancements for their customers. They were also tasked with reducing bugs on their offered products.

    "They provided some unique approaches to problem-solving."

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  • 29
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 2 - 9 employees
    • North Berwick, United Kingdom

    Founded in 2017, FJB Digital is a digital consultancy that is headquartered in North Berwick, U.K. They have a small team of under 10 employees who offer web design, IT strategy consulting, CRM consulting, and e-commerce development. Their primary clients include small businesses from a range of industries.

    Clients

    • Eyemouth Freezers
    • Standing Council of the Baronetage
    • Helping Go CIC
    • Shellwood Blake

    Industries

    Notable Project

    FJB Digital provides web development services for a marketing agency. Their work includes platform design and content creation.

    "They were approachable with a quick turnaround time, high expertise, and a client-focused approach."

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  • 30
    • $50,000+
    • 10 - 49 employees
    • London, United Kingdom

    Coeus Consulting is a small IT strategy consulting company. Established in 2013, the agency is headquartered in London, United Kingdom and Düsseldorf, Germany. Their services include IT strategy consulting, cloud consulting & SI, BI & big data consulting & SI, CRM consulting and SI, and more.

    Industries

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