Companies · category

Top Software Development Companies in the UK

444 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.

Want your company here?

Between them, the 443 best-ranked of these 444 IT service providers cover web development (386), web design (346), UI/UX design (207) and mobile app development (169). 434 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

Pressidium
Web Development · IT Services · WordPress
Pressidium® offers fast, robust, scalable and secure Premium Managed WordPress Hosting.
Write a review
iov42
Web Development · Web Design · IT Services
We believe that 20th-century digital infrastructure is no longer able to support the 21st-century demands for scale, trust, and security.
Write a review
Mentionlytics
Social Media Marketing · Search Engine Optimization · Web Design
Mentionlytics changes the way of Brand Monitoring in Web & Social Media, overtaking the major challenge of gaining information about your brand, quickly and accurately.
Write a review
DataVerse Solutions Ltd
UI/UX Design · IT Services · Frontend
DataVerse Solutions helps clients improve their profitability by helping you identify a 1-2% improvement at the direct contribution level.
Write a review
TECHNIA
Artificial Intelligence - AI · E-Commerce Development · IT Services
We help our customers resolve tough business challenges and realize business opportunities.
Write a review
7L International - (7Layers)
Mobile App Development · Web Development · IT Services
7L International is a privately held company of the IT industry that specializes in cutting edge technology services, specializing in Internet technologies.
Write a review
Micro Focus
Mobile App Development · Web Development · Web Design
At Micro Focus we help you run and transform your business. Driven by customer-centric innovation, our software provides the critical tools you need to build, operate, secure, and…
Write a review
Travelfusion
Web Development · E-Commerce Development · IT Services
Travelfusion is the world's leading travel content aggregator.
Write a review
Klaus
E-Commerce Development · IT Services · CRM Development
Klaus defines a new category of software aimed at increasing the quality of customer service.
Write a review
Tristar Web Solutions
Web Development · Web Design · IT Services
Web Design and Development agency focusing on bespoke, WordPress, Drupal, OpenCart and Magento Open Source website development.
Write a review
Webhelp
Custom Software Development · E-Commerce Development · CRM Development
We live in an era of fast connectivity and AI. Today, human experiences have even more power to make businesses come to life in customers’ hearts and minds.
Write a review
Trans.eu Group
IT Services · Software Testing · IT Solution
Trans.eu Group S.A. is a technology company established in 2004. We form one of the most important freight exchanges in Europe and a modern logistics platform for road transport.
Write a review
LoopUp
IT Services · Outsourcing
We’ve all struggled through enough painful conference calls to recognize the all too familiar frustrations: “who’s just joined?” “who’s got all the background noise?” and waiting…
Write a review
PaymentComponents
IT Services · FinTech
PaymentComponents is a B2B solution provider for the Open Banking age. We build open and light software components that can transform your business.
Write a review
Coded Lines Ltd
Web Development · UI/UX Design · IT Services
Purposefully built websites and apps that will cut through the noise and deliver unmatched performance.
Write a review
OSeven Telematics
Web Development · IT Services · Data Analytics
At OSeven, we envisage a world with zero traffic accidents, and we are here to make it real, one ride at a time!
Write a review
Fantasy Sports Interactive
Social Media Marketing · Web Development · IT Services
Fantasy Sports Interactive Ltd. is a software content provider for ‘Fantasy Sports’ and ‘Daily Fantasy Sports’ white-label services.
Write a review
Qminder
Custom Software Development · IT Services · CRM Development
Qminder is a cloud-based queue management system. With an easy setup, Qminder helps retail locations manage their sales floor, and enables customers to shop instead of waiting in a…
Write a review
Scoro
UI/UX Design · IT Services · Software Testing
Scoro is an end-to-end business management solution that allows professional and creative services to control their entire workflow from one place.
Write a review
MYGIDE
UI/UX Design · IT Services · Software Testing
Way smarter FP&A solution that is quicker to create, addressing more complex business needs, allowing collaboration across the workgroup, and providing a clear transition to the…
Write a review
Unlock
Web Development · Web Design · UI/UX Design
Unlock facilitates simple and smart talent engagement. The software platform consolidates candidate data from multiple sources and suggests effective ways to proactively nurture…
Write a review
RedGear Solutions
Custom Software Development · ERP Software Development · Web Development
At Redgear Solutions, we design and deliver end-to-end solutions and services for the IoT market. The Internet of Things (IoT) will be an $11 trillion industry by 2025.
Write a review
Vodworks
Mobile App Development · Web Development · Web Design
Vodworks is an international software house focused on delivering innovative technology solutions to the global media market.
Write a review
Code Software
IT Services · IT Solution
Code was launched in 2013, the result of the amalgamation of a number of industry experts in the field of call reporting and analytics.
Write a review

For vendors

Want to see your company here?

The order is earned: ratings, verified reviews and listing quality decide it, and nobody can pay to move up. There are two ways to stand out, and each one says what it is.

Not on TrustList yet? Add your company or claim its listing, free.

Get vetted

Free

We check your registration, your website and your clients
Approved listings show the Verified badge here and on their profile
It earns a rank number and counts towards the TrustList Score; renewed yearly

Apply for vetting How vetting works

Sponsor the Software Development ranking

Paid · always labelled

A Sponsored card above the Software Development ranked list
Marked Sponsored, and it never changes the order
Booked by the month; cancel any time

Book a spot See prices

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.

Same subject

More it service providers rankings

Every other way we rank it service providers — by what they do and where they are.

All 284 rankings

Articles

More categories

Jump to another ranked category.

All categories

Keep exploring

More on TrustList

Everything here links back to the same verified catalogue. Pick your next stop.

Top Software Development Companies in the UK

Pressidium

iov42

Mentionlytics

DataVerse Solutions Ltd

TECHNIA

7L International - (7Layers)

Micro Focus

Travelfusion

Klaus

Tristar Web Solutions

Webhelp

Trans.eu Group

LoopUp

PaymentComponents

Coded Lines Ltd

OSeven Telematics

Fantasy Sports Interactive

Qminder

Scoro

MYGIDE

Unlock

RedGear Solutions

Vodworks

Code Software

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

More it service providers rankings

Related reading

Startup funding in the UK: the 2026 guide for founders

How to choose a software development company: the 2026 buyer's guide

Navigating the Selection Process: Tips for Choosing the Right Custom Software Development Firm

More categories

More on TrustList