Top IT Services Companies in London

Are you looking for the top IT service companies in London to provide you with excellent IT solutions? Outsourcing your prerequisites to best IT service providers offer you the exemption to choose the services that are required and pay accordingly within the budget. Goodfirms curated a list of top IT firms in London that provide exceptional IT services and solutions. IT consulting companies listed here can tackle all technical problems effortlessly by eliminating all the additional expenses. With the increase in the competition among the IT service companies, you can select the one that fits the best to your requirements as Goodfirms listed some of the most proficient and leading IT agencies in London below:

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336 CompaniesRankings updated: May 26, 2026
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List of IT Services Companies in London | IT Service Providers in London

  • Teck Genius is London and Essex's premier Managed IT Support Partner specialising in IT Support, Cybersecurity and IT Consultancy. With a 24/7 Support and Help Desk we are redefining what IT Support should be. 

    NA
    10 - 49
    0
    London, United Kingdom
  • Trusted by banks and payment processors, Digital Bank Expert provides IT Consulting and Rust-powered software development. Specialists in commercial banking (retail banking, personal banking, business banking), open banking (account-to-account, A2A), and card payments solutions. At Digital Bank Expert, we specialise in card payment processing and banking software development, leveraging the power of Rust to deliver high-performance, secure, and ... read Digital Bank Expert reviews & insights

    $100 - $149/hr
    2 - 9
    2016
    London, United Kingdom
  • Four Ages provides comprehensive software development solutions tailored to clients' varied business requirements and tech goals of different complexity. Tech stack: Back-end - JavaScript, PHP, Python, Java, Ruby on Rails, C/C++, .Net, Node JS Front-end - React JS, Angular, Vue Mobile - iOS, Android, Flutter, React Native Databases - MongoDB, PostgreSQL, MySql, AWS DynamoDB, Firebase, ... read Four Ages Software reviews & insights

    $25 - $49/hr
    10 - 49
    2016
    London, United Kingdom
    The Four Ages Software is dedicated to meeting deadlines and delivering top-tier, flawless products - Engineer at Reach plc
  • As a leading international Digital Marketing Agency, Makolab delivers solutions for both business and domestic purposes and can fulfil client goals in any area of the digital world. With over 25 years in the industry, our portfolio is not only diverse but highlights our exceptional capacity to fulfil clients' goals. 

    < $25/hr
    50 - 249
    1989
    London, United Kingdom
    Good web design for - Director General
  • Team in India is the best web development company in the UK (CMMI level 3 appraised) with 10K+ clients over the last 21 years. We provide professional web design, development, and marketing services with 100% client satisfaction.

    NA
    250 - 999
    20
    London, United Kingdom
    Most of our Salesforce accounts were set up by me, but I required assistance with the more challengi - Search Engine Optimization Executive
  •  Transforming emerging technologies into actionable strategies — Tech solutions with a focus on real-world impact  Led by seasoned experts from the financial sector - Deep domain understanding to your IT and operational challenges  Our core expertise spans AI, Microsoft Cloud, cybersecurity, and data governance — Tailored for financial services Secure IT Services for Private Banks, ... read Altidia reviews & insights

    $150 - $199/hr
    2 - 9
    2021
    London, United Kingdom
  • Our engineers have worked in varied environments delivering in-house IT support as well as in the managed service sector. We have deep understanding of typical organisational IT infrastructure and priorities. This, along with the broad range of verticals that we support in our current client base, means we can empathise with the IT needs of ... read Fifosys reviews & insights

    NA
    10 - 49
    2001
    London, United Kingdom
  • GoPro Consultant is an IT recruitment consultancy service provider with extensive expertise in information technology Support & Consultancy, Software Development, project planning, and engineering. As a trusted service provider, we offer Pitcher Solutions in over 50 countries for IT support in the areas of workstations, applications, software & web development, security, data centers, project planning and ... read GoPro IT Consultant reviews & insights

    $25 - $49/hr
    10 - 49
    0
    London, United Kingdom
  • Infinity Group are one of the leading providers of IT Support in London. From our central base in the Shard quarters, we have been the chosen provider of Business IT Support services for 1000’s of businesses since 2001. We service a wide range of clients across many industries. Our London IT Support clients vary in size ... read Infinity Group reviews & insights

    < $25/hr
    50 - 249
    2002
    London, United Kingdom
  • At Cloudscape IT Services we offer complete IT services and computer support for businesses in the London area. With over 30 years’ experience, we aim to provide first-class computer support, we help businesses with day-to-day IT Support, Project Management and Cloud Services. From new server installations to individual desktops and laptops we have the expert ... read Cloudscape reviews & insights

    < $25/hr
    50 - 249
    1985
    London, United Kingdom
  • Telephone systems London – Mint Network was founded in 2007, with the strategy to help small and medium sized businesses boost their bottom line, through the efficient and effective deployment of telecommunications technology. We are focused on servicing customers in the small to medium size sector and to provide them with bespoke solutions, which are tailor ... read Mint Network reviews & insights

    < $25/hr
    2 - 9
    2007
    London, United Kingdom
  • We have been data mining, website scraping, screen scraping for over 5 years. Extracting data from websites can be time consuming, complicated and difficult to maintain. With our experience we can get you the data you need from your choice of websites fast. We can deliver sample data for most new Scraping Projects within 2 working ... read UK Data Services reviews & insights

    < $25/hr
    2 - 9
    2015
    London, United Kingdom
  • UK IT Service - IT Support London offers comprehensive and quality IT support London based services to all kinds of businesses. This includes outsourced IT, hosted IT management, cyber security solutions, IT consultancy, and more. With their team of technical professionals, all their clients can expect an easier way to handle their businesses’ IT and ... read UK IT Service - IT Support London reviews & insights

    NA
    2 - 9
    2008
    London, United Kingdom
  • Protection Group International is a digital risk and open source intelligence consultancy. We aim to tackle the modern threats faced by countries and organisations of all sizes. From cyber security services to business intelligence, our team of world-class experts help reduce the risks to your finances, physical assets and most of all, people.

    NA
    50 - 249
    2013
    London, United Kingdom
  • Habitable.co is a London-based premium CX | UX Human-Centered Design Agency focused on building frictionless digital customer onboarding for leading Finance, Health, and Betting companies operating under strict regulatory schemes. We strive for cost-effective customer acquisition and improvements to your customer lifetime value metrics Our 50-strong core team of Researchers, Architects, UX/UI Designers, CX Leads ... read Habitable.co reviews & insights

    $150 - $199/hr
    10 - 49
    2013
    London, United Kingdom
  • Our Rapiditsupport team ensures that all of your computer systems are running efficiently so that you can concentrate on running your company. We offer rapid response services whenever you require them, and we regularly engage in proactive monitoring of your IT infrastructure to ensure that everything is operating as it should.

    NA
    2 - 9
    London, United Kingdom
  • Lascom Solutions best mobile phone deals for business in London and the UK. Lascom Solutions London has over 14 years of experience supplying mobile phones for business. Boost your business with 6 telecoms solutions, VoIP telephone systems, broadband, lease line, text message marketing and business telephone numbers

    $50 - $99/hr
    2 - 9
    2008
    London, United Kingdom
  • At Sereno we make people the focus of IT Support. Our people-centric approach ensures we always deliver impeccable customer service while also providing technology insight and consultancy to make your business a success. We’re motivated by how the right, proactive IT advice delivers mutually beneficial results for you and us, allowing us to build a truly united technology partnership.

    NA
    10 - 49
    2022
    London, United Kingdom
  • Labyrinth Technology is a local company with historical links to The Square Mile and its establishments, meaning we understand the various needs of businesses located in the area. Our goal is to make IT support in London available and affordable to all businesses, giving them access to a first-class IT service, without having to sign ... read Labyrinth Technology reviews & insights

    NA
    10 - 49
    London, United Kingdom
  • Smart Working allows businesses to work full time, directly and remotely with excellent people who will come at a 50% saving compared to hiring the same quality in-house. Our Headhunting team will find you candidates who have the exact skills and experience that you need. Review, interview and test them to make excellent risk-free hiring ... read Smart Working Solutions reviews & insights

    < $25/hr
    50 - 249
    2020
    London, United Kingdom
  • appstrato is a leading company that specialises in digital transformation and software asset management (SAM). Our primary goal is to assist organisations in reducing and managing their software expenditure, offering a distinctive approach that typically enables a reduction in software costs by 13%-22% within the first year. Our "no savings – no fee" model ensures ... read appstrato reviews & insights

    NA
    2 - 9
    London, United Kingdom
  • Application House is a trusted Salesforce consulting firm that delivers CRM solutions to all SMEs. We have a global footprint with our clients in the United States, United Kingdom, Australia, India & Philippines.  With certified Salesforce experts available for part-time or full-time engagements, we cater to your every business requirement. Whether it's a Salesforce implementation service, ... read Application House reviews & insights

    NA
    10 - 49
    2018
    London, United Kingdom
  • We help our clients to get the best out of technology – implementing, managing and supporting secure, resilient, flexible IT solutions. For many of our clients, we are the outsourced IT department. providing them with strategic IT input, proactive management, jargon-free 24/7 IT support and solutions that help them to grow their own organisations efficiently. ... read ramsac reviews & insights

    $25 - $49/hr
    10 - 49
    London, United Kingdom
  • We work with customers of all sizes and from a range of industries, helping them to deliver financial reporting, business analytics, planning and performance management solutions using the IBM Analytics suite of products. Our team of product and support specialists have a range of skills and experience and can help our customers with a range ... read Aramar reviews & insights

    NA
    10 - 49
    2009
    London, United Kingdom
  • A specialist DevOps, AI, and software consultancy providing tailor-made solutions. If your cloud costs are spiralling out of control, Hokstad Consulting can provide a free assessment, and guaranteed savings - our fees are capped by the savings we achieve for you during the project, so if we don't save you money, we don't get paid. ... read Hokstad Consulting Limited reviews & insights

    $100 - $149/hr
    10 - 49
    2015
    London, United Kingdom
  • Since 2011, we've been shaping societies by empowering individuals with innovative digital skills, connecting them with job opportunities, whilst empowering businesses with top-tier tech talent, cutting-edge Managed IT Services to drive sustainable business growth and success.

    $100 - $149/hr
    50 - 249
    2011
    London, United Kingdom
  • Dev Technosys UK is a premier IT solutions provider, delivering high-performance, scalable, and custom software development services across the Middle East. With over a decade of global experience and a strong local presence in the UK, we specialize in building innovative mobile apps, web platforms, and enterprise-grade digital solutions tailored to meet specific business goals. ... read Dev Technosys UK reviews & insights

    $25 - $49/hr
    50 - 249
    2010
    London, United Kingdom
  • Welcome to Astec IT, a premier MSP for UK businesses who have between 10 – 100 employees. At the heart of our mission is a commitment to transforming and elevating the digital experience for small and medium-sized enterprises. 

    $25 - $49/hr
    10 - 49
    2017
    London, United Kingdom
  • changemaker’s change management services start and end with people. We believe that sustainable change across digital transformation is a human challenge. We don’t see technology as a quick fix; we help organisations understand the psychology of change, design supportive systems and empower people to adopt new ways of working. Strategy is the foundation of successful digital ... read changemaker associates reviews & insights

    NA
    2 - 9
    2018
    London, United Kingdom
  • 3Gi Technology is a global IT Managed Service Provider that offers IT consultancy, professional services, and managed services to businesses, including support for digital transformation, cloud, cybersecurity and AI solutions. 

    $150 - $199/hr
    10 - 49
    2009
    London, United Kingdom
  • Grayscaled is a UK-based DevOps and infrastructure consultancy helping startups and SMEs build scalable, production-ready platforms. We specialise in Kubernetes architecture, CI/CD pipelines, cloud cost optimisation, and security hardening — delivering senior engineering expertise without the overhead of a full-time hire. From one-off infrastructure health checks to ongoing managed support, we solve the problems that ... read Grayscaled reviews & insights

    $50 - $99/hr
    2 - 9
    2026
    London, United Kingdom
  • Founded in 1999, the company has a premium listing on the Main Market of the London Stock Exchange and is the leading platform, content and services provider in the online gambling industry, with a focus on regulated and regulating markets. Playtech’s proprietary technology to deliver innovative products and services to ensure a safe, engaging and ... read Playtech reviews & insights

    $150 - $199/hr
    1,000 - 9,999
    1999
    London, United Kingdom
  • Eza Tech is a London-based technology company delivering innovative digital solutions and IT services, including web and mobile app development, cybersecurity, DevOps, and custom software design. We help businesses of all sizes grow and succeed in the digital world by combining creativity, technical excellence, and personalized support.

    $100 - $149/hr
    2 - 9
    2019
    London, United Kingdom

    Why EZA TECH?

    • Expert team delivering reliable digital solutions.
    • Customized services tailored to your business need
    • High-quality work with ongoing support
  • ItStartsHere. For 30 years, Paysafe has been a leading payments platform, enabling merchants and consumers to connect and transact seamlessly. Supporting 260 payment types in 48 currencies, Paysafe powers digital commerce. The company delivers industry-leading solutions in payment processing, digital wallets, and online cash, designed for mobile-initiated transactions, real-time analytics, and the convergence of online ... read Paysafe reviews & insights

    $150 - $199/hr
    1,000 - 9,999
    1996
    London, United Kingdom

    Why Paysafe?

    • Proven results and data-driven strategies
    • Experienced and dedicated team
    • Transparent communication and reporting
  • Metical Technologies Ltd is a global IT consulting and technology solutions company specialising in Data Science, Artificial Intelligence (AI), Cybersecurity, and Information Security services. The company is headquartered in London, United Kingdom, with an expanding presence across multiple international markets including Europe, India, Australia, and other regions.  Founded in 2021, Metical Technologies focuses on helping organisations accelerate their digital transformation ... read Metical Technologies reviews & insights

    $50 - $99/hr
    2 - 9
    2021
    London, United Kingdom

    Why Metical Technologies?

    • Expertise in Data Science & Cybersecurity
    • Secure, scalable and tailored solutions
    • Proven experience across multiple industries
  • Using AI Tools

    • ClaudeClaude
    • ChatGPTChatGPT

    Fintel Analytics LTD is a boutique data analytics agency helping mission-driven startups scale smarter, reduce costs, and boost operational efficiency through tailored, AI-powered analytics solutions. We specialize in processes automation, ETL/ELT pipelines, data governance & quality management, business intelligence (BI), data analysis, data infrastructure setup & management. https://www.fintel-analytics.com/

    $25 - $49/hr
    2 - 9
    2024
    London, United Kingdom

    Why Fintel Analytics?

    • High-quality, scalabe AI-powered solutions
    • Client-first approach & transparency
    • Proven expertise in analytics & automation
  • Using AI Tools

    • HiveHive
    • IfactoryIfactory
    • PilatusPilatus
    • EchoEcho
    • EMREMR

    AlphaNext Technologies designs and delivers custom AI-driven platforms that simplify complexity, automate workflows, and accelerate growth. We combine human intelligence with AI to build secure, scalable, and future-ready solutions tailored to the specific needs of your business. As a partner in AI business transformation, we create intelligent workflow automation, custom AI applications, and enterprise-grade digital ... read Alphanext Technology Solutions reviews & insights

    $25 - $49/hr
    10 - 49
    2023
    London, United Kingdom

    Why Alphanext Technology Solutions?

    • AI with human expertise, built for real outcomes
    • Custom solutions, not one-size-fits-all
    • From strategy to scale, all in one place
  • Using AI Tools

    • ClaudeClaude
    • ChatGPTChatGPT
    • CanvaCanva
    • CopilotCopilot

    For over 25 years, Advantage has helped small and mid-sized UK organisations modernise, secure and scale - using Microsoft AI, Cloud and Business Applications. As a Microsoft Solutions Partner, we deliver end-to-end transformation across Dynamics 365, Business Central, Power Platform, Microsoft 365, Azure and Managed IT Services. From finance and operations to sales, service and ... read Advantage Business Systems reviews & insights

    NA
    10 - 49
    1999
    London, United Kingdom

    Why Advantage Business Systems?

    • 25 years of Microsoft partnership expertise
    • Outcome-driven, not just technology-led
    • Industry accelerators built for your sector
  • Using AI Tools

    • ClaudeClaude

    RedSecLabs is a CREST-certified and PCI DSS QSA-accredited enterprise cybersecurity consultancy firm, also recognized as a SWIFT CSP Certified Assessor. We deliver advanced penetration testing, adversarial red team assessments, and regulatory compliance services across PCI DSS, ISO 27001, and SOC 2. Our offensive security experts help fintechs, banks, SaaS platforms, and Web3 innovators stay ahead ... read REDSECLABS reviews & insights

    $100 - $149/hr
    10 - 49
    2023
    London, United Kingdom

    Why REDSECLABS?

    • CREST-certified, proven offensive security
    • 99 percent incident recovery with rapid response
    • PCI, ISO, SWIFT CSP, SOC 2, compliance expertise
  • nCube helps clients accelerate product development by providing remote software development teams.We have access to a pool of exceptional talents and are able to source rare experts with knowledge of cutting-edge technologies. Our goal is to provide the technology team you would work with for years to come.Operating since 2008, we have nurtured stable, long-term ... read nCube reviews & insights

    $25 - $49/hr
    50 - 249
    2008
    London, United Kingdom
  • At IT AND GENERAL, we stand as a trailblazing technological force, dedicated to shaping exceptional digital solutions. With a legacy of over two decades, we have honed our expertise in providing avant-garde IT services, spanning consulting, development, and support. Our unwavering commitment to innovation has propelled us to serve a diverse clientele across industries, including ... read IT AND GENERAL reviews & insights

    $100 - $149/hr
    2 - 9
    2014
    London, United Kingdom
  • Classroom365 is a well-known managed IT service provider based in South London. Our services are dedicated to the education sector for schools, MATs and academies. With our core schools IT support, we provide a varied portfolio of ICT services that include the authorised supply and installation of interactive displays: SMART, Clevertouch and Promethean. Our wireless ... read Classroom365 reviews & insights

    $50 - $99/hr
    10 - 49
    2021
    London, United Kingdom
  • cloud and more bristol provides It support services near bristol, if you are looking for IT services and if you need any data cabling, hosted telephony and It networking support then you can visit cloud and more bristol IT Support Technician: Provide technical support to users, diagnose and resolve hardware and software issues, and maintain ... read cloud and More reviews & insights

    $25 - $49/hr
    2 - 9
    0
    London, United Kingdom
  • We are a team of passionate people whose goal is to improve everyone's life through disruptive products. We build great products to solve your business problems. Our products are designed for small to medium size companies willing to optimize their performance.

    NA
    10 - 49
    London, United Kingdom
  • SparkX Digital is a full-service digital marketing agency that helps businesses of all sizes achieve their online goals. We offer a wide range of services, including: Search engine optimization (SEO) Pay-per-click (PPC) advertising Social media marketing Content marketing Email marketing Website development Cyber security We have a team of experienced and certified professionals who are ... read SparkX Digital reviews & insights

    < $25/hr
    10 - 49
    2023
    London, United Kingdom
  • We have over 20 years’ of experience supporting media, marketing and creative agencies. We’ll help your agency operate better with technology solutions.Sometimes a problem can be solved just by speaking to someone over the phone. Cubit Technology offers helpdesk support, where our phones are staffed with experienced and competent technicians. We can offer Remote Support and are ... read Cubit Technology reviews & insights

    NA
    10 - 49
    2004
    London, United Kingdom
  • Tyk Technologies Ltd (tyk.io) is a software company that helps businesses manage and secure their APIs, which are tools that allow different applications to communicate with each other. Its platform makes it easier for developers to control access, monitor usage, and improve the performance of their APIs. Tyk offers both open-source and enterprise solutions, making ... read TYK iO reviews & insights

    $50 - $99/hr
    50 - 249
    2015
    London, United Kingdom

    Why TYK iO?

    • Flexible deployment & no vendor lock-in
    • Strong security and governance
    • Simpler and faster API management
  • Get top-quality IT services for your business including network infrastructure, cloud computing, enterprise security, pen testing and cybersecurity. 

    NA
    50 - 249
    2015
    London, United Kingdom

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