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 × Arts × Sort by: Avg Hourly Price: High to Low ×Clear Filters
  • Your Bespoke Key to the Blockchain.

    Blockproof is a premier blockchain development and consulting agency dedicated to navigating complex business challenges. The firm provides tailored solutions for investment, service integration, and new project development, ensuring clients stay ahead in the evolving blockchain ecosystem. Blockproof's...

    Top Services:

    • Blockchain
    • Software Development
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $300/hr
    Minimal Budget
    $25,000 - $50,000
  • Bespoke software solutions for SMEs to work smarter and win more.

    At Red Eagle Tech we provide bespoke software development services for small and medium enterprises. Our solutions help SMEs work smarter, win more and dominate their industry. Friendly London-based team, fixed-price projects, no contract tie-ins...

    Top Services:

    • Software Development
    • Mobile App Development
    • IT Services
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $165/hr
    Minimal Budget
    Under $1,000
  • An ethical web and database solutions provider

    Tayfusion is an award-winning Database Design & Digital Transformation Consultancy. We are an ethical solutions provider. We play fair and never act in a way that is contrary to the best interests of our clients...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • ERP Consulting
    • Big Data Analytics
    • Show more
    Location
    Dundee, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $140/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    1 Project Listed
  • Custom Product & Software Development Focused On Your Success

    Altar.io is dedicated to building user-focused digital solutions with a co-founder mindset. Our unparalleled skills in software creation ensure rapid, lean development and transparent collaboration. We deliver precise, market-ready products that empower clients to innovate and succeed...

    Top Services:

    • Software Development
    • Mobile App Development
    • AI Development
    • Product Design
    • UI/UX Design
    • Show more
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    9 Projects Listed
  • Web design and SEO that bring Birmingham and UK businesses more customers

    Axarez is a Birmingham agency that designs fast websites and gets them found. We work with small and local businesses that want more calls and enquiries from Google, not just a nicer-looking site. Our team builds websites, online shops and custom booking tools, then handles the SEO, Google Maps visibility and...

    Top Services:

    • Web Design
    • Web Development
    • eCommerce Development
    • SEO
    • PPC
    • Show more
    Location
    Birmingham, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Portfolios Count
    1 Project Listed
  • Digital transformation and mobile solutions.

    Digital Republic empowers businesses by harnessing the potential of web and mobile applications, cloud commerce, AI, and machine learning technologies. Our comprehensive approach ensures that our clients stay ahead in the digital landscape, driving innovation and achieving sustainable growth...

    Top Services:

    • Digital Strategy
    • Software Development
    • Digital Services
    • eCommerce Development
    • Mobile App Development
    • Show more
    Location
    Chichester, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $75/hr
    Minimal Budget
    $10,000 - $25,000
  • Corporation Pop - Creating Deeply Engaging Interactive Experiences

    We create deeply engaging interactive experiences that connect you with your customers...

    Top Services:

    • UI/UX Design
    • Web Development
    • Web Design
    • VR/AR
    • Mobile App Development
    • Show more
    Location
    Manchester, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $75/hr
    Minimal Budget
    $25,000 - $50,000
  • REEA Agency

    VerifiedVerified by the DesignRush team for authenticity and credibility.
    We Deliver Premium Solutions

    Reea is a full-service software development and web design agency that brings together strategy, creativity, and technology to build impactful digital products and brands. From custom software and digital platforms to branding and design, the agency operates at the intersection of innovation and execution...

    Top Services:

    • Branding
    • UI/UX Design
    • Web Development
    • AI Development
    • WordPress Website Design
    • Show more
    Location
    Sutton, United Kingdom
    Number of Employees
    100 - 249
    Average Hourly Rate
    $70/hr
    Minimal Budget
    Under $1,000
  • Software development with predictable timelines & costs

    Clockwise Software is a digital product development company with 10+ years in the market and 200+ delivered solutions across SaaS, ERP, Logistics, MarTech, and HealthTech. Senior engineers, product thinking, and reliable delivery with under 10% variance on CPI/SPI across projects...

    Top Services:

    • Software Development
    • Mobile App Development
    • Staff Augmentation
    • IT Services
    • AI Development
    • Show more
    Location
    Edinburgh, United Kingdom
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    24 Projects Listed
  • Built. Automated. Found.

    We create websites from one page brochure sites all the way up to 5 figure animated sites and sites with built in workflows to save your business time...

    Top Services:

    • Web Development
    • Design Services
    • SEO
    • Web Design
    • Software Development
    • Show more
    Location
    Uckfield, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
  • From First Hello To Lifelong Customers

    Email Squad is a specialist email design and development studio helping brands and agencies create emails people actually want to open. We design and build campaigns, automated flows, templates and complete email systems across platforms including Klaviyo, Mailchimp and HubSpot. From one-off campaigns to...

    Top Services:

    • Graphic Design
    • Creative Services
    • Branding
    • Digital Services
    • Design Services
    • Show more
    Location
    Northampton, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    Under $1,000
  • Building Digital Products with Senior Engineering Talent

    GeekyBugs helps startups and growing businesses build, scale, and improve digital products with experienced software engineers and flexible development teams...

    Top Services:

    • Web Design
    • eCommerce Development
    • Web Development
    • WordPress Website Design
    • Software Testing
    • Show more
    Location
    Hatfield, United Kingdom
    Number of Employees
    50 - 99
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
  • Scaling Brands With Strategy, Design & Performance.

    Bass Media Group is a performance focused digital agency helping brands turn traffic into real revenue. We specialise in high- converting Shopify and WordPress experiences, combining strategy, clean UX, and data-driven optimisation. From improving site speed to simplifying checkout flows, we fix what actually...

    Top Services:

    • Web Design
    • eCommerce Development
    • Web Development
    • WordPress Website Design
    • SEO
    • Show more
    Location
    Kingston upon Hull, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
  • The studio that publishes its prices

    We are a UK-registered studio that builds software and draws illustration, with both sitting in one team rather than two suppliers.Unusually for this industry, our prices are published on our own website. A landing page is 600 pounds, a five page site is 1,200, an app MVP is 5,400. Illustration starts at...

    Top Services:

    • Graphic Design
    • Web Design
    • Web Development
    • WordPress Website Design
    • Mobile App Development
    • Show more
    Location
    United Downs, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $38/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Simplifying IT for a complex world.

    Verticalsols is a high-end software innovation and IT firm dedicated to helping modern enterprises stay ahead of the competition. Leveraging over a decade of deep industry expertise, design proficiency, and product development experience, we excel at utilizing AI and cutting-edge tech stacks to build agile...

    Top Services:

    • Digital Services
    • Graphic Design
    • Video Production
    • Digital Strategy
    • eCommerce Development
    • Show more
    Location
    Mildenhall, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
  • Scale faster with high-performing software and digital products

    FiftyFive Tech UK is a global, remote-first software development company, powered by a network of highly skilled senior engineers. We deliver cost-effective, high-quality solutions at speed whether you need a fully outsourced team, a tailored software project, or help launching your first MVP. Our team...

    Top Services:

    • Software Development
    • Mobile App Development
    • AI Development
    Location
    London, United Kingdom
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
  • Custom Software Development & Lead Automation

    Upstack Web builds custom web apps, CRMs and lead automation for businesses in the US, Canada and the UK. MVPs, internal tools and more. Book a free call...

    Top Services:

    • Digital Services
    • Web Design
    • UI/UX Design
    • WordPress Website Design
    • eCommerce Development
    • Show more
    Location
    Aberdeen, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    7 Projects Listed

Why companies trust DesignRush

Every agency is independently vetted before it can be listed or ranked

1

Identity Check

We verify businesses and reviewer LinkedIn profiles for integrity.

Agencies vetted
129,175+
2

Portfolio Review

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

Applicants rejected
47%
3

Ongoing Audit

We monitor listings regularly; outdated agencies are removed.

Agencies verified
17

Some agencies pay for sponsored placement, clearly labeled and held to the same vetting standards.

See how rankings and monetization work.

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.