Companies · category

Top Web Development Companies in the UK

1,532 IT service providers ranked by rating, review volume and listing quality.

Web development covers building and running the software behind a website or web application — the pages a visitor sees, the systems underneath them, and the work of keeping both online afterwards. In practice the label spans very different jobs: a brochure site on a content management system, a customer portal wired into an existing back office, and a full product delivered as a web application are all sold as web development.

The questions that separate providers are less about language and more about scope. Does the engagement end at launch, or does it include hosting, monitoring and updates? Who owns the code and the repository afterwards? Is the work fixed-price against a specification or time-and-materials against a backlog? A team that builds well but hands over nothing maintainable costs more in the second year than it saved in the first.

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Between them, the 600 best-ranked of these 1,532 IT service providers cover web design (457), UI/UX design (321), android (245) and iOS app (243). They also list work in London. 593 of them have written a profile you can read before you get in touch.

TrustList ranks more than 1,500 web development companies in the UK, ordered on client reviews and profile quality, never on payment. At the top right now: Eton Digital Limited, Drupal Teams and Marzee Labs.

What to check before you shortlist a web development company

Live sites they built, and whether those clients still use them
That the stack suits whoever maintains the site after launch (a CMS your team can edit, or custom code)
Hosting, security updates and the handover of code and credentials, written into the contract
Performance and accessibility targets agreed before build, not after

Filter by fitbudget, engagement, size and more

Pinewood Technologies
Web Design · Software Development · IT Services
Pinewood Technologies provides dealer management software and support services to motor retailers and fleet providers in the UK and internationally.
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GCI
Web Design · UI/UX Design · iOS App
Multi-award-winning GCI is one of the UK’s leading ICT Service Providers, with offices across the UK.
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Big Marketing Ltd
Search Engine Optimization · Web Design · UI/UX Design
Big Marketing. The full-service marketing agency. Follow us for ideas and inspiration (and advice on what NOT to do!) Marketing Agency Ideas with a difference...
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Serco
Web Design · UI/UX Design · IT Services
Serco is one of the world’s largest providers of public services to Governments, employing over 50,000 people in over 20 countries.
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dataJAR Ltd
Mobile App Development · Custom Software Development · Web Design
Welcome to dataJAR - elegant and powerful Apple services for education and business.
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Quality Sales Leads Limited
Web Design · UI/UX Design · iOS App
Quality Sales Leads Limited (QSL) is a boutique Inside Sales Consultancy that specializes in outbound B2B Lead generation, B2B Sales appointment making & outsourced telesales…
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minicabit
Web Design · UI/UX Design · iOS App
As seen on Dragons Den, minicabit is a taxi cab comparison site for the UK, that lets you grab great deals across 550 UK locations.
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Smart Cookie Design Ltd
Mobile App Development · Search Engine Optimization · Web Design
Smart Cookie Design is an Ecommerce specialist agency and Shopify Experts helping businesses of all sizes grow online. Based in London.
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Product Hub Hob
Web Design · UI/UX Design · Software Development
Or, looking to get into Product Management? Then we have a lot in common.
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Gibbs Hybrid
Web Design · UI/UX Design · iOS App
Gibbs Hybrid is an international IT and Business Services firm providing a "one-stop-shop" helping customers with Project Consulting, Talent and Outsourced solutions, whilst…
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Inhealthcare
Mobile App Development · Web Design · UI/UX Design
Inhealthcare is a digital health and telehealth provider working with NHS organizations to digitize care.
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cool Data Centres Limited
Web Design · UI/UX Design · IT Services
Established in 2017, coolDC® – cool Data Centres Limited – offers a step-change in how data centres are designed, built, and operate.
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Simply Hosting & Servers
Web Design · UI/UX Design · iOS App
With 15 years industry experience, we’re confident we can make even the most complex IT - simple.Our services range from VPS and public cloud to outsourcing your entire IT…
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thinkWhere
Web Design · IT Services · PHP
thinkWhere use leading-edge cloud, Open Source, and GIS technologies, to develop innovative software and solutions, backed by a wide range of GIS implementation, consultancy,…
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Miigen (UK) Limited
Web Design · UI/UX Design · iOS App
The story of your life in your words and voice saved as a digital time capsule. Be part of a global movement collecting the life stories of our generation.
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Plexal
Web Design · UI/UX Design · iOS App
Designed and built in the heart of Olympic east London, Plexal is the innovation centre and coworking space for people with big ideas.
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SCC
Web Design · UI/UX Design · iOS App
People do business. We make it work. We enable people to do business by planning, supplying, integrating and managing their IT.
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ELF Productivity Ltd
Web Design · Software Development · PHP
ELF Productivity Ltd has been developing Employee Time / Absence Management and Access Control software for over 30 years.
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Ashton Court Group Ltd
Web Design · IT Services · PHP
Ashton Court Group Ltd is an experienced client-focused information systems consultancy providing on-premise, cloud, and hybrid solutions to the public, private, and not-for-profit…
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Britecloud
Web Design · iOS App · IT Services
Britecloud is a deeply technical Value Added Distributor - the UK based, working globally.
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iComply365
Web Design · UI/UX Design · iOS App
Compliant Systems, trading as iComply365 is at its core a RegTech organization.
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Digital Batch Limited
Mobile App Development · Web Design · E-Commerce Development
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Landmark Information
Web Design · IT Services · PHP
Landmark Information, part of the Daily Mail General Trust, is the UK’s leading provider of land and property search information, including digital mapping, environmental risk…
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Qubic Group plc
Web Design · UI/UX Design · Software Development
Qubic was conceived in 1994 uniquely, as a voice and data systems integrator delivering the benefits of converged communications to commercial organizations and public sector…
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How many web development companies are there in the UK?

1,532 companies on TrustList offer web development and are based in the UK. That makes the UK the number 2 web development market we rank, after the USA.

How is this ranking worked out?

Each firm's position comes from its client reviews and its profile, blended into one score:

Rating, smoothed so a single five-star review cannot outrank a firm with hundreds of good ones
Review volume, with diminishing returns
Profile completeness: the details a buyer needs to judge the firm
Earned trust: verification and awards, as a small lift

No firm can pay for a position. Sponsored listings are labelled and shown apart from this list. How rankings work

What else do firms in the UK offer?

We also rank web design (1,385), IT services (871) and software development (443) in the UK.

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Top Web Development Companies in the UK

Pinewood Technologies

GCI

Big Marketing Ltd

Serco

dataJAR Ltd

Quality Sales Leads Limited

minicabit

Smart Cookie Design Ltd

Product Hub Hob

Gibbs Hybrid

Inhealthcare

cool Data Centres Limited

Simply Hosting & Servers

thinkWhere

Miigen (UK) Limited

Plexal

SCC

ELF Productivity Ltd

Ashton Court Group Ltd

Britecloud

iComply365

Digital Batch Limited

Landmark Information

Qubic Group plc

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