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.
Enterprise AI, Made Simple...
Top Services:
- Mobile App Development
- Software Development
- eCommerce Development
- Web Development
- Web Design
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- Location
- Reading, United Kingdom
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 39 Projects Listed
Softermii (https://www.softermii.com/) is an outsourcing/outstaffing company with more than 8 years of experience in web and mobile application development with a team of more than 120 specialists from 6 countries...
Top Services:
- Mobile App Development
- Web Development
- Software Development
- UI/UX Design
- Blockchain
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- Location
- London, United Kingdom
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 22 Projects Listed
Custom Software Development Experts...
Top Services:
- Software Development
- Mobile App Development
- AI Development
- Web Development
- Blockchain
- Show more
- Location
- London, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $35/hr
- Portfolios Count
- 14 Projects Listed
No matter what your niche is, we will help build mobile apps for your business. Choose our best application development company for building apps in any business vertical...
Top Services:
- Mobile App Development
- Web Development
- Software Development
- UI/UX Design
- AI Development
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- Location
- Leicester, United Kingdom
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 13 Projects Listed
Imaginary Cloud, boasting over a decade of experience, achieved recognition as one of the Top 100 Fastest Growing Companies and Top 1000 Global Companies in both 2020 and 2021. In 2021, it secured the title of the UK's Top B2B Company...
Top Services:
- Web Development
- Software Development
- Mobile App Development
- UI/UX Design
- AI Development
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- Location
- London, United Kingdom
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 7 Projects Listed
SoftTeam is an international IT services and talent-augmentation company operating across locations such as Ukraine, Estonia, Poland, Austria and the United Kingdom. The firm provides models such as IT staff augmentation, dedicated teams and out-staffing to support businesses across industries including...
Top Services:
- IT Services
- Staff Augmentation
- Software Development
- Web Development
- Mobile App Development
- Show more
- Location
- London, United Kingdom
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 10 Projects Listed

Zudu
Award WinnerRecipient of a Best Design Award for outstanding work.Why not try some top quality UK delivery. Zudu is an award-winning, industry-leading, software development agency based in London and Dundee. Our specialist team create jaw-dropping digital experiences and develop successful products...
Top Services:
- Mobile App Development
- Web Development
- Software Development
- UI/UX Design
- IoT
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- Location
- Dundee, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 20 Projects Listed
Digital Heroes is a full-stack Shopify development and digital marketing agency founded in 2017. We specialize in building high-converting ecommerce stores, Shopify custom development, web design, SEO, and brand growth strategies. With 2,000+ stores built and $10M+ in client revenue generated, we are a...
Top Services:
- Software Development
- Web Development
- Mobile App Development
- WordPress Website Design
- Branding
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- Location
- London, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 23 Projects Listed
We are Tech Alchemy. We are passionate about start-ups...
Top Services:
- Web Design
- Web Development
- Blockchain
- AI Development
- Mobile App Development
- Show more
- Location
- London, United Kingdom
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 1 Project Listed
gosite is a UK Shopify agency for growing brands. We build Shopify Plus stores, bespoke themes and the systems behind them - ERP and WMS integrations, custom apps, B2B wholesale and subscription flows. You work directly with the senior engineer building your project - 17+ years in software, with deep...
Top Services:
- Digital Services
- Web Development
- AI Development
- Mobile App Development
- Software Development
- Show more
- Location
- Leigh, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $150/hr
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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