Scan the leading custom software development companies in the UK that build bespoke solutions and offer specialized software services for various verticals. Compare their portfolios, reviews, expertise, budget, team size and more to find the right team for your next project.

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

United Kingdom × Sort by: Organic Rankings ×
  • AI-Augmented Software Engineering Company

    AI-driven. Domain-deep. Outcome-focused...

    Top Services:

    • Cloud Consulting
    • Mobile App Development
    • IT Services
    • Software Development
    • Big Data Analytics
    • Show more
    Location
    London, United Kingdom
    Number of Employees
    500 - 999
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    4 Projects Listed
  • TECHNOLOGY | INNOVATION | INSPIRATION

    NGBS assists companies to scale up, boost their development teams or building their ideas from scratch by providing top talent offshore/onshore software development resources. Whether your development is open ended or fixed term, we can build the team you need...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Design
    • Web Development
    • Cybersecurity
    • Show more
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $15/hr
    Portfolios Count
    1 Project Listed
  • Bespoke solutions to suit your business processes

    Dashro was created to provide bespoke IT development solutions for Wealth, Fund and Asset Management institutions servicing small to medium-sized finance companies who believe their IT requirements are not currently being met by the market...

    Top Services:

    • Software Development
    • Managed Services
    • IT Services
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $80/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Effective Innovation

    Skein is a digital technology innovation lab. We develop and bring to market breakthrough solutions for healthier people and the planet...

    Top Services:

    • Software Development
    • Web Design
    • Mobile App Development
    • WordPress Website Design
    • eCommerce Development
    • Show more
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Portfolios Count
    5 Projects Listed
  • WordPress Development Company

    If you want to solve your website problems with a fast and reliable solution, then you’re in the right place! The team from Kubas Labs WordPress web development company will help you out with your problems!...

    Top Services:

    • Software Development
    • Web Development
    Location
    London, United Kingdom
    Number of Employees
    50 - 99
    Average Hourly Rate
    $250/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Champion Web & Mobile App to power your Business

    We Design, Build, Deploy and Host Web & Mobile. Applications. We work on projects we believe in, with clients who believe in us. We're not just another software company. We LOVE building tech products and our priority is to ensure our clients love our work too...

    Top Services:

    • Software Development
    • Mobile App Development
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Enhance Your Business Through Our Outstanding Digital Solutions.

    Maatify Ltd. is a forward-thinking software company specializing in crafting high-quality digital products that drive business success. With a focus on mobile app development (Android , iOS), web development (front-end, back-end), custom software solutions, and AI-powered applications, we help turn ideas into...

    Top Services:

    • Web Development
    • Mobile App Development
    • Software Development
    • eCommerce Development
    • UI/UX Design
    • Show more
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    10 Projects Listed
  • Transforming Businesses With Intelligent, Scalable AI Solutions

    Agix Technologies is a global AI solutions company helping businesses automate workflows, build custom AI agents, and deploy intelligent systems that think, learn, and adapt. With over 100 successful projects across industries like healthcare, fintech, retail, and manufacturing, we empower enterprises and...

    Top Services:

    • AI Development
    • Mobile App Development
    • Software Development
    • DevOps Consulting
    • UI/UX Design
    • Show more
    Location
    Kington, United Kingdom
    Number of Employees
    50 - 99
    Average Hourly Rate
    $15/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    10 Projects Listed
  • Secret Source is a new breed of outsourcing company mixing great programming with some good old fashioned customer service. For 10 years we have been building technology for some of the biggest brands in the world. From our offices in London and Spain we access the best programmers in Europe to deliver...

    Top Services:

    • Web Design
    • Mobile App Development
    • Software Development
    • eCommerce Development
    • WordPress Website Design
    • Show more
    Location
    Petersfield, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    8 Projects Listed
  • Software is what we eat for breakfast. The same goes for lunch and dinner. With over 13 years of experience and more than 500 people, we’ve helped dozens of enterprises achieve their digital goals. Either by starting early in the digitization phase or by getting involved later on in the growth stage, we...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    500 - 999
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $10,000 - $25,000
  • Award-Winning Agile Software Development Company

    We specialise in building web applications for enterprise customers. Our portfolio ranges from small custom websites to large enterprise business applicaitons...

    Top Services:

    • Software Development
    Location
    Exeter, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $10,000 - $25,000
  • We create & engineer software

    Our goal is to establish long-term technology partnership with Companies willing to expand their software development capabilities with the highest quality talent able to create state-of-the-art solutions to complex cross-domain problems...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    100 - 249
    Average Hourly Rate
    $60/hr
    Minimal Budget
    $50,000 & Up
  • A Global Software Product Studio

    PowerGate Software has a plethora of over 200 successfully delivered projects to clients located across the world. Our client case studies demonstrate a 96% satisfaction rate, ranging from small start-up businesses to multi-national conglomerates...

    Top Services:

    • Web Design
    • Web Development
    • Software Development
    • Mobile App Development
    • AI Development
    • Show more
    Location
    London, United Kingdom
    Number of Employees
    250 - 499
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed
  • As experts across existing and new technologies, we don't simply solve software problems, we find solutions that help manage change so that your business thrives and grows...

    Top Services:

    • Software Development
    Location
    Wakefield, United Kingdom
    Number of Employees
    Under 49
  • We provide bespoke application development across fixed and mobile platforms. Professional hosting, website development and ecommerce solutions with 24x7 support...

    Top Services:

    • Software Development
    Location
    Cheltenham, United Kingdom
    Number of Employees
    Under 49
  • Affordable Custom Software and Website development company in Sutton, London. We know how to create magic with Kode! Delivering the Best & Cost Effective software solutions for your business...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    Under 49
  • Bad Dinosaur is a software design and development agency based in Edinburgh. Our mission is to provide a complete service for anyone who wants to build a digital product, taking you from an idea in your head to your first paying customers and beyond...

    Top Services:

    • Software Development
    Location
    Glasgow, United Kingdom
    Number of Employees
    Under 49
  • Creating first-class bespoke web experiences

    We work acorss numerous sectors to deliver best-in-class digital web experiences. We work with the client on their requirements, fullfilling what they need to acheive and protray the look they're after. We create our website bespoke, meaning no problem is out of our reach and we individually craft designs to...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
  • Sorting M365 for You

    Encodian is a pioneering document automation and transformation platform that empowers businesses to streamline document processes and enhance productivity. With a comprehensive suite of services, we specialize in Sharepoint consulting, automating document workflows, converting documents to various formats...

    Top Services:

    • Software Development
    Location
    Solihull, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $75/hr
    Minimal Budget
    $1,000 - $10,000
  • Outsourced Software Engineering

    We provide project based delivery, resource outsourcing, team augmentation, digital factory setup and operating model...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    50 - 99
    Minimal Budget
    $10,000 - $25,000
  • Our vision is to facilitate our clients boost their performance through a seamless integration of technology and innovation. We envision a world where businesses have a solution to each of their business needs...

    Top Services:

    • Software Development
    Location
    Buckingham, United Kingdom
    Number of Employees
    Under 49
    Minimal Budget
    Under $1,000
  • Connecting The Dots

    DiRoots offers bespoke desktop and web applications that are of the best possible quality and include an intuitive design. In addition, the company develops plugins for third-party software such as Autodesk, Bricsys, Bentley, and a great number of other programs. By designing customised software solutions, we...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
  • Full-cycle software development company

    Since 2013, we have been a software development company. We are a group of more than 140 individuals who are utilizing the Silesian University of Technology's business and academic expertise. We apply our knowledge and experience to every project, ensuring the success of every task we undertake...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    100 - 249
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $25,000 - $50,000
  • Software Development Experts

    For business clients, NewRedo creates custom software solutions and offers knowledgeable IT consultants. We cover every facet of IT delivery, starting with design and continuing with live operation and support...

    Top Services:

    • Software Development
    Location
    Leeds, United Kingdom
    Number of Employees
    Under 49
    Minimal Budget
    $10,000 - $25,000
  • A Global leader with 18+ years​ expertise in Disclosure Management & Regulatory Compliance solution.

    DataTracks offers a comprehensive cloud-based software solution that facilitates the efficient preparation of compliance reports, ensuring they meet the requirements for submission to regulatory bodies worldwide. Our journey in this field dates back to 2005, during which time we have delivered our software to...

    Top Services:

    • Software Development
    Location
    Weybridge, United Kingdom
    Number of Employees
    500 - 999
    Average Hourly Rate
    $180/hr
    Minimal Budget
    $1,000 - $10,000
  • Unleash the power of SALESFORCE!

    At Windex, we recognize the unique needs of each organization, which is why we tailor our services to align with your specific requirements, ensuring our constant availability whenever you require our assistance. With a wealth of expertise, we excel in managing diverse end-to-end implementations, maintenance...

    Top Services:

    • Software Development
    Location
    Slough, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
  • We Design & Build Apps, Websites, Software and AI Solutions.

    We design & build custom Flutter apps, web solutions & backend software for brands & disruptive startups. With offices in Newcastle and London, with a full in-house team across product, design, development and QA...

    Top Services:

    • Software Development
    Location
    Gateshead, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
  • Exceptional Software, Trusted Delivery

    Synetec, a UK award-winning software development company, is a trusted partner for timely and budget-friendly delivery. With a commitment to excellence, Synetec delivers software projects that drive business growth, providing clarity and expertise every step of the way. The agency offers clients clarity...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    100 - 249
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $25,000 - $50,000
  • Flexible, Expert Coders For As Long As You Need Them

    Coding Sprint is a customer-focused software development agency that provides flexible development resources. You can hire developers to quickly fill a talent gap or seek long-term end-to-end development services. We have helped businesses build successful software solutions, including web and mobile apps...

    Top Services:

    • Software Development
    Location
    Royal Tunbridge Wells, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $70/hr
  • Your Trusted Tech Partner

    We help companies ignite their creativity and turn their digital future into reality. On-time...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    Under 49
  • Unlocking Leadership for Organizational Excellence.

    Leadership Tribe offers best-in-class Agile training, coaching, consulting and transformation services...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    Under 49
  • Data & Cloud Management Solutions

    DSP is a Data Management and Cloud Platform MSP that delivers enterprise grade support & consulting services for Oracle, Microsoft and Multi-Cloud technologies...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    250 - 499
  • Tailored to Help You Grow

    Origina is the premier independent provider of software maintenance and support for IBM, HCL, and VMware software. Our vision is to transform the software industry, and our mission is to offer exceptional maintenance services that prioritize customer rights and maximize value, delivered by a dedicated team of...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    250 - 499
  • Bespoke Software Development

    Founded in October 2019, the business has grown steadily during the pandemic, working on projects within the energy, construction, engineering and manufacturing industries. We have consistently delivered software solutions with exceptional quality, value and measurable results...

    Top Services:

    • Software Development
    Location
    Warrington, United Kingdom
    Number of Employees
    Under 49
  • It's All About the Experience.

    LKnet is a software consulting firm specializing in exceptional web and mobile development, with a strong focus on enhancing both internal and external business processes for clients...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    Under 49
  • Improving Your Processes & Operations

    KLC Software and Consultancy was founded in 2019 with the aim of delivering software projects and offering consultancy services in the information technology sector...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    Under 49
  • Full-Cycle Software Development Company

    FortySeven Software Professionals (FSSP) is a European based IT consulting and full-cycle software development company. Over a decade FSSP helping clients to bring Digital Transformation to their operations. FSSP specializes in software and CRM development in regulated markets, providing services for Fortune...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    500 - 999
  • Custom Software & CRM Development

    Exe Squared has been providing software development and data management expertise to businesses throughout the UK since 2010. We're one of the few companies who can, in-house, build your application, CRM, design the hardware and 3D print the prototype; we're an end-to-end solution partner. With many years of...

    Top Services:

    • Software Development
    Location
    Exeter, United Kingdom
    Number of Employees
    Under 49
  • More than just software. Developing your next adventure.

    Blue Functor is a team of passionate engineers, developers, and designers dedicated to delivering elegant and meaningful software applications. We specialise in creating scalable, secure, and reliable solutions using the latest technologies. Our services include software development and CTO as a Service...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Minimal Budget
    $10,000 - $25,000
  • Innovation First. People Before That

    Prime Group is an international group focused on Engineering, Innovation and Digital Transformation. We operate in three main areas - Consultancy, Nearshore & Software Development - and we reflect our core values in each one of them - Vision, Innovation, Passion & Growth...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    1000 & Up
  • Strategic technology. Exceptional people. Sustainable Growth.

    Journi is a fully remote, bespoke tech consultancy transforming ideas into scalable digital products. Our senior-led teams unite strategy, design, engineering, and AI innovation to deliver faster, smarter results. We work side by side with clients to create reliable, high-quality technology that helps their...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
  • Technology Enabled Enterprise Solutions

    BerryBoost is a technology partner helping early-stage start-ups, SMBs, large enterprises, and Fortune 100 companies with technology development outsourcing...

    Top Services:

    • Software Development
    Location
    Waltham Abbey, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • BlueGateX is a UK-based software agency specialising in financial, mobile and web applications for startups and SMEs across the UK, Europe and the MENA region. We design and build secure fintech solutions, digital wallets, payment flows, SaaS platforms and custom web dashboards. From idea to MVP and beyond...

    Top Services:

    • Software Development
    Location
    Bradford, United Kingdom
    Number of Employees
    50 - 99
    Average Hourly Rate
    $18/hr
    Minimal Budget
    $1,000 - $10,000
  • Empowering Innovation, Driving Success

    B-IT is a leading digital solutions agency based in Saudi Arabia, delivering innovative software, web, and business solutions to clients worldwide. Our expert team excels in software development, business consulting, design, e-commerce, SEO, and IT infrastructure support. We combine technical expertise with a...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
  • Trusted Software Teams Delivering Real Results

    A product-focused software development partner helping businesses build reliable, scalable digital solutions with top engineering talent and a transparent delivery approach...

    Top Services:

    • Software Development
    • Mobile App Development
    • AI Development
    • IoT
    • DevOps Consulting
    • Show more
    Location
    Rugby, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $10,000 - $25,000
  • The MVP Studio launch fast, code quality, founder-first.

    Verticode is an MVP-studio that helps founders turn ideas into launch-ready software quickly and affordably. They deliver fully coded MVPs in a short time frame, giving you a product you can test, iterate, and scale...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    Under 49
  • Transforming startup ideas into market-ready MVPs.

    MVP Work Studio helps founders and startups build minimum viable products (MVPs) quickly offering web and mobile app development, design, and rapid deployment to turn ideas into working, testable software...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    Under 49
  • Innovative Software Development Solutions

    Blumefield is an experienced software development company based in Manchester, UK. With over 260 projects completed from web development, to internal software tools, SAAS, Mobile apps, artificial intelligence, automation and more - Blumefield can do it all...

    Top Services:

    • Software Development
    Location
    Manchester, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $1,000 - $10,000
  • Technical Partner Of Choice For Ambitious Brands

    We design, build, and evolve enterprise-grade digital systems combining thoughtful design, robust architecture, engineering precision, and AI expertise to deliver technology that scales, performs, and lasts...

    Top Services:

    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
  • Complexity made simple

    Full Clarity create bespoke web applications for B2B clients with a strong focus on intuitive user experience...

    Top Services:

    • UI/UX Design
    • Software Development
    • Mobile App Development
    Location
    Farnham, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    2 Projects Listed

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We verify businesses and reviewer LinkedIn profiles for integrity.

Agencies vetted
129,262+
2

Portfolio Review

We review agency work, case studies, and results to confirm skill.

Applicants rejected
47%
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Agencies verified
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Frequently Asked Questions

What are the core specializations of custom software development companies in the United Kingdom?

The core specializations of custom software development companies in the United Kingdom generally center around web/mobile app development and advanced digital technologies. Their expertise extends to AI-powered products, cloud solutions (especially DevOps), feature enrichment, and cybersecurity.  

Overall, they provide end-to-end digital transformation solutions and engineer custom platforms and systems that drive competitive advantage and business growth across industries. 

How much do software development services cost in the UK?

The cost for software development services in the UK ranges from £25,000 to £120,000 for small businesses. In contrast, large enterprises undertaking extensive digital transformation or building sophisticated, bespoke systems should anticipate costs starting at £80,000 and potentially exceeding £500,000. 

For startups or businesses aiming to validate a concept, the initial cost is considerably lower. A minimum viable product (MVP) or a proof-of-concept generally falls within the £5,000 to £30,000 range. The final price is ultimately determined by the project's complexity, the chosen technology stack, the developers’ experience, and the geographical location of the service provider, which impacts their hourly or daily rates. 

How do I choose the right United Kingdom software development firm?

To choose the right United Kingdom software development firm, begin by evaluating its portfolio and case studies to make sure they have experience in your required technology stack and niche. Inquire about its process and team structure, to make sure they follow an iterative methodology and that the core development team will be dedicated and accessible for regular communication.  

Finally, prioritize a company with good reviews that reflect a track record of robust post-launch support and good collaboration throughout the project. 

Do software development companies provide ongoing support?

Yes, software development companies do provide ongoing support, maintenance, and updates after the product launch. This post-launch service is important for fixing bugs, maintaining security, adapting to changing user needs, and making sure the software remains stable and competitive. 

How do custom software development companies in the United Kingdom handle project revisions?

Custom software development companies in the United Kingdom predominantly handle project revisions through the Agile methodology. This involves breaking the project into short, iterative sprints, allowing the client to provide feedback and request necessary revisions at the end of each cycle.  

This flow is intended to minimize risk and keep the final product aligned with the envisioned concept, rather than waiting until the end for a major change.