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.
We create digital products that streamline operations, grow your audience, and boost business success. Partnering with visionary brands, we transform ideas into impactful solutions using innovative design and technology. Discover how our Software Development expertise can elevate your next project...
Top Services:
- Web Development
- Web Design
- Mobile App Development
- UI/UX Design
- Software Development
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- Location
- London, United Kingdom
- Number of Employees
- 250 - 499
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 24 Projects Listed
Choose Andersen for top-tier React Native development in the FinTech industry. Trust our 190+ experts to ensure 100% compliance with industry standards...
Top Services:
- Software Development
- Web Development
- UI/UX Design
- Mobile App Development
- Product Design
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- Location
- London, United Kingdom
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 18 Projects Listed

Codal
VerifiedVerified by the DesignRush team for authenticity and credibility.Award WinnerRecipient of a Best Design Award for outstanding work.Codal is an award-winning design and development consultancy helping enterprises solve complex challenges and accelerate growth with data-driven digital solutions. Our global team delivers expertise in digital transformation, eCommerce, UX/UI, product strategy, analytics, and AI...
Top Services:
- Web Development
- eCommerce Development
- Software Development
- Web Design
- UI/UX Design
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- Location
- Lincoln, United Kingdom
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $145/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 7 Projects Listed
DataArt - Your Partner for Progress in the Digital Age...
Top Services:
- Software Development
- UI/UX Design
- AI Development
- Mobile App Development
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- Location
- London, United Kingdom
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $60/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 12 Projects Listed
Sports Betting Soft is a leading iGaming technology provider delivering tailored sports betting and casino software solutions for both startups and established operators. We specialize in building innovative, reliable, and high-performance platforms designed to meet unique client needs and exceed in...
Top Services:
- Mobile App Development
- Graphic Design
- eCommerce Development
- Web Development
- Blockchain
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- Location
- Borehamwood, United Kingdom
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 10 Projects Listed
Index.dev is a global talent network that connects leading startups and enterprises with vetted tech talent remotely, from freelancers to contractors to full development teams. With 97% of trials turning into long-term hires, we help companies find highly-skilled tech talent within 48 hours, while managing...
Top Services:
- Staff Augmentation
- Software Development
- Location
- London, United Kingdom
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $70/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 9 Projects Listed
Python-first staff augmentation for SaaS, data engineering & AI/ML. Senior embedded engineers, CVs in 24-48 hours. No freelancers...
Top Services:
- Software Development
- Staff Augmentation
- Mobile App Development
- Web Development
- Big Data Analytics
- Show more
- Location
- London, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 7 Projects Listed
Named Best AI Company and Software Development Company by The Netty Awards, Opinov8 is a global technology firm with development hubs across the United States, Europe, and Egypt...
Top Services:
- Software Development
- Mobile App Development
- UI/UX Design
- Web Development
- Big Data Analytics
- Show more
- Location
- London, United Kingdom
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $42/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 3 Projects Listed
Ignitho is acclaimed as one of the premier Software Development Companies in New York, USA. We specialize in delivering high-quality software development services to enterprises, employing a Frugal Innovation methodology that emphasizes achieving more while optimizing resources. Our approach prioritizes...
Top Services:
- Big Data Analytics
- IT Services
- Business Consulting
- AI Development
- DevOps Consulting
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- Location
- London, United Kingdom
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 3 Projects Listed
Apadmi designs, develops and optimises mobile apps for leading brands. We unlock new value through strategy, platforms, middleware and systems integrations that transform the way they work...
Top Services:
- Mobile App Development
- UI/UX Design
- Web Development
- Software Testing
- Blockchain
- Show more
- Location
- Manchester, United Kingdom
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $200/hr
- Minimal Budget
- $50,000 & Up
PNN Soft is a trusted technology partner. We provide outsourcing and offshore software development services for business from different industries. We provide full-cycle development services, and we are expertise in custom development of software, mobile, web app, IoT, cloud, and PWA solutions...
Top Services:
- Web Design
- eCommerce Development
- Software Development
- Mobile App Development
- IoT
- Show more
- Location
- London, United Kingdom
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $50,000 & Up
Adappt is a UK-based software development company founded in 2011, trusted by the World Health Organization, UK Home Office, LexisNexis, and British Museum across 15 years of unbroken delivery. We provide dedicated development teams, bespoke software, AI solutions, mobile apps, and cloud infrastructure for...
Top Services:
- Web Development
- Web Design
- IoT
- AI Development
- Mobile App Development
- Show more
- Location
- London, United Kingdom
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $60/hr
- Minimal Budget
- $50,000 & Up
Persistent Systems, a renowned global leader in software product development and technology services. Delve into our innovative offerings to stay ahead in the ever-evolving landscape of technology...
Top Services:
- AI Development
- Software Development
- Web Development
- Mobile App Development
- Blockchain
- Show more
- Location
- London, United Kingdom
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $50,000 & Up
Related Services
- AI Companies in the United Kingdom
- Blockchain Development Companies in the United Kingdom
- IoT Companies in the United Kingdom
- Mobile App Development Companies in the United Kingdom
- Outsourcing Software Development Companies in the United Kingdom
- VR & Augmented Reality Companies in the United Kingdom
- Wearable Technology Companies in the United Kingdom
Software Development Specialties in the United Kingdom
Software Development Companies by City
Popular Services
Why companies trust DesignRush
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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.
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