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Top Software Development Companies in the UK

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

Software development here means building software to order — a product, an internal system, or a replacement for something that has outgrown a spreadsheet. It spans firms that take a specification and deliver against it, and teams that work discovery-first and expect the specification to change.

The distinction worth establishing early is who owns the decisions. A supplier that builds exactly what was asked will deliver exactly what was asked, including the parts that were wrong. A partner that pushes back costs more in meetings and less in rework. Neither is better in the abstract; they suit different buyers and different projects, and the mismatch is where these engagements go wrong.

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Between them, the 441 best-ranked of these 442 IT service providers cover web development (384), web design (345), UI/UX design (206) and mobile app development (168). 432 of them have written a profile you can read before you get in touch.

TrustList ranks more than 400 software development companies in the UK, ordered on client reviews and profile quality, never on payment. At the top right now: Zepto Systems ltd, ADVOX Studio and Multi-Programming Solutions.

What to check before you shortlist a software development company

A discovery or specification phase before a fixed estimate
Who is on the team, and whether they stay for the whole project
That you own the intellectual property and the source code
Testing, documentation and maintenance after release

Filter by fitbudget, engagement, size and more

Listings marked Sponsored are promoted by TrustList. They are scored like every other listing and keep the position they earn.

Zepto Systems ltd
Sponsored
Mobile App Development · Custom Software Development · Web Development · Also in London and Islamabad
We are an IT service company providing full-scale Software Development, Bespoke Solutions, Cyber Security, Managed Project Development and Remote Developers to our clients…
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ADVOX Studio
Mobile App Development · Web Development · UI/UX Design
We are an international web development, software & design company with offices in the UK, Sweden, and Poland.
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Multi-Programming Solutions
ERP Software Development · Web Development · UI/UX Design
Multi-Programming Solutions develops custom software solutions that help your business grow!
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LLC Luxinten
Mobile App Development · Web Development · E-Commerce Development
Luxinten is a Ukraine-based company specialising in Magento e-commerce web design and development.
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Scommerce Mage Ltd.
Web Development · Web Design · E-Commerce Development
We have been working on Magento platform since 2008 beginning when it was launched. Worked with Magento community as well as enterprise editions.
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ADV
Mobile App Development · Web Development · UI/UX Design
Today, the competition of most products is moving in the field of mobile and Internet communications.
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Opace Web Design
Mobile App Development · Web Development · Web Design
To deliver exceptional web and internet marketing solutions that get results.
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Asset Bank
Custom Software Development · Web Development · Web Design
Use Asset Bank's Digital Asset Management Software to create a fully searchable, categorised library of all your digital assets, from images to videos to simple documents.
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SemiDot Infotech Pvt. Ltd.
Custom Software Development · Web Development · Web Design
SemiDot InfoTech is one of the top web & mobile app development company based in USA with highly qualified and experienced web designer and Mobile App Developers proficient to…
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Krify
Mobile App Development · Search Engine Optimization · Custom Software Development
Krify is a Leading company and specialized in crafting latest Mobile Apps, Software Applications, Web Applications and also in extending services like Digital Marketing, Quality…
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AddWeb Solution
Mobile App Development · Web Development · E-Commerce Development
AddWeb Solution - ISO and NASSCOM Certified Web Development IT company in Ahmedabad, India providing the best quality and cost-effective services to the clients across the globe:…
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Equaleyes
Search Engine Optimization · Custom Software Development · Web Development
Equaleyes is a multi-award winning software development company based in London and Maribor, Slovenia.
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Web Bespokers
Mobile App Development · Custom Software Development · Web Development
Web Bespokers is a full-service software development company that creates high-value web applications and web solutions, developing business processes using cutting-edge…
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IDEA commerce solutions
Custom Software Development · Web Development · Web Design
IDEA commerce solutions is an international interactive agency with headquarters in Poland, the UK and Spain.
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Nimble AppGenie
Mobile App Development · Web Development · Web Design
Nimble Appgenie, a leading web design and mobile app development company, expertise in developing mobile apps for iOS, Android and cross platforms.
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MedRec Technologies
Mobile App Development · ERP Software Development · Web Development
MedRec Technologies Ltd is a London UK based software development company. We have development facilities located in USA, Europe, Middle East, Central and East Asia.
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Whitesmith
Mobile App Development · Web Development · Web Design
We are a Digital Product and Innovation Studio – we help you build a product that people will love to use and that will create new possibilities for your business.
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Torchbox
Social Media Marketing · Search Engine Optimization · Embedded Software Development
Torchbox is a digital agency with a difference. We work with people who are trying to make the world a better place. People who share our values.
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Sky Potential Technologies
Mobile App Development · Custom Software Development · Web Development
Sky Potential is a leading, UK-based software company, creatively refined and always results oriented.
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QTeam Software Solutions
Mobile App Development · Custom Software Development · Web Development
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Root Info Solutions
Mobile App Development · Web Development · Web Design
We are a digital-first professional services firm involved in development, testing, integration, maintenance and monitoring of digital initiatives.
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WebEquator
Custom Software Development · Web Development · Web Design
We are based in Berkshire who aims to provide a personalized, friendly, professional and cost-effective service to suit the needs of our clients.
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Wowlogic
Custom Software Development · Web Development · Web Design
Wowlogic brings innovative digital solutions from the concept to professional execution, helping each customer to outperform their competitors.
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Thirdwave, LLC
Web Development · Web Design · E-Commerce Development
Thirdwave offers a suite of products and services that integrate the efforts of marketing and information technology teams.
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For vendors

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A Sponsored card above the Software Development ranked list
Marked Sponsored, and it never changes the order
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How many software development companies are there in the UK?

444 companies on TrustList offer software development and are based in the UK. That makes the UK the number 2 software 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 development (1,531), web design (1,385) and IT services (871) in the UK.

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Top Software Development Companies in the UK

Zepto Systems ltd

ADVOX Studio

Multi-Programming Solutions

LLC Luxinten

Scommerce Mage Ltd.

ADV

Opace Web Design

Asset Bank

SemiDot Infotech Pvt. Ltd.

Krify

AddWeb Solution

Equaleyes

Web Bespokers

IDEA commerce solutions

Nimble AppGenie

MedRec Technologies

Whitesmith

Torchbox

Sky Potential Technologies

QTeam Software Solutions

Root Info Solutions

WebEquator

Wowlogic

Thirdwave, LLC

Want to see your company here?

Get vetted

Sponsor the Software Development ranking

How many software development companies are there in the UK?

How is this ranking worked out?

What else do firms in the UK offer?

Software Development in other countries

Other services in the UK

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