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.
Algosoup is a London-based software development company that provides AI-native, forward-deployed engineering services by embedding software engineers into client teams. It supports startups, scaleups, enterprises, and agencies with rapid MVP development, product engineering, AI integration, legacy...
Top Services:
- AI Development
- Software Development
- Mobile App Development
- Software Testing
- eCommerce Development
- Show more
- Location
- London, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $300/hr
- Minimal Budget
- $25,000 - $50,000
Website design and bespoke application development. Based in Leicestershire, since 1987...
Top Services:
- Web Design
- eCommerce Development
- Web Development
- WordPress Website Design
- UI/UX Design
- Show more
- Location
- Coalville, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $220/hr
- Minimal Budget
- $1,000 - $10,000
- 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
Lurto is an AI automation agency for US and UK businesses. We build custom AI systems and keep them running after launch: AI agents for intake and follow-up, document generation for regulated paperwork, AI voice receptionists, and integrations that connect AI to your CRM and ERP. Every engagement starts with...
Top Services:
- AI Development
- Software Development
- CRM Consulting
- ERP Consulting
- Show more
- Location
- London, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $125/hr
- Minimal Budget
- $1,000 - $10,000
Based in Leicester, England, we are a team of digital specialists - designers, developers, project managers and digital fanatics. We have a diverse set of skills and we love the digital products we make...
Top Services:
- Web Design
- Software Development
- Web Development
- Mobile App Development
- Digital Marketing
- Show more
- Location
- Leicester, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $75/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 4 Projects Listed
OpsMavix builds custom operations systems that help growing businesses replace spreadsheets, manual work, and disconnected tools with one clear source of truth. We focus on inventory, workflows, reporting, automation, and internal business apps that give teams more control and less chaos...
Top Services:
- eCommerce Development
- Software Development
- ERP Consulting
- CRM Consulting
- ECM Consulting
- Show more
- Location
- London, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $70/hr
- Minimal Budget
- $10,000 - $25,000
Snotor is an EU software development company headquartered in Riga, Latvia, with an office in London. We help manufacturers automate complex processes with AI, deliver end-to-end custom software, and provide nearshore engineering teams to companies across Europe, the UK and the US...
Top Services:
- AI Development
- Software Development
- Staff Augmentation
- Web Development
- Mobile App Development
- Show more
- Location
- London, United Kingdom
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $60/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 45 Projects Listed
UK software consultancy (formerly Smashed Crab Software) building custom CRM, quoting, operations and customer portal systems for established organisations that have outgrown spreadsheets or off-the-shelf tools. In-house analysts, developers and QA in Hull, Sheffield and London, with practical AI built in...
Top Services:
- Software Development
- CRM Consulting
- AI Development
- ERP Consulting
- Show more
- Location
- Kingston upon Hull, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $60/hr
- Minimal Budget
- $10,000 - $25,000
Founded in Belfast in 2020 and incorporated in 2025, Juggernaut Technologies is a 42-person digital agency serving businesses UK-wide. We build websites, online shops, mobile apps and custom software, with SEO, Google Ads, hosting and ongoing website support...
Top Services:
- Web Design
- Web Development
- eCommerce Development
- WordPress Website Design
- UI/UX Design
- Show more
- Location
- Glasgow, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $59/hr
- Minimal Budget
- Under $1,000
Yalantis
VerifiedVerified by the DesignRush team for authenticity and credibility.Full-cycle tech partner with deep expertise in IoT
We deliver cutting-edge, scalable, and fully functional IoT hardware and software products and ecosystems that help clients achieve their specific objectives...
Top Services:
- IoT
- Software Development
- Mobile App Development
- AI Development
- Big Data Analytics
- Show more
- Location
- London, United Kingdom
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 24 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsYalantis Services
Data sourced from the agency's DesignRush profileRAKwireless Toyota Tsusho KPMG Healthfully Orbis Systems Lifeworks Scholz Databank 123 Sourcing Truhoo
Yalantis Reviews & Testimonials
Fintech Review from Sergei Lishchenko
The exception team the client collaborated with brought in fresh ideas and innovative technologies previously unfamiliar to the client. For example, with Yalantis' guidance, the client's developers explore the Go language. The primary reason the client chose Yalantis is its strong organizational and project management skills. It's not just about the developers; Yalantis provides a comprehensive support framework, ensuring that a project manager is consistently present. (Verified via email)
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Software Development Review from Jason Jung
Yalantis functions as an integral scrum team, supporting the development teams of a real estate firm. It created renovation project management tools that encompass a web app, a mobile app, and a backend system. Thanks to Yalantis, the client expanded development capabilities and achieved key short-term goals. Its quick integration was pivotal in launching various projects. Beyond delivering top-notch work, Yalantis emphasizes a culture that prioritizes the customer's needs. (Verified via email)
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Outsourcing Review from Roy D
An IoT manufacturer teamed up with Yalantis to craft an application, enabling users to manage their devices more efficiently. Utilizing Node.js and basing the architecture on Circulus, Yalantis delivered commendable outcomes. It is responsive to any development challenges, offering swift resolutions. The client appreciates Yalantis' proactive stance, impressive technical expertise, and practical solution suggestions. (Verified via email)
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsAceist is a full-service web design and development agency established in 2011. We build professional websites, Shopify stores, ecommerce platforms, and custom web applications for businesses across the UK, USA, and Pakistan. 200+ projects delivered. Honest pricing. Built right, every time...
Top Services:
- Web Design
- eCommerce Development
- Web Development
- WordPress Website Design
- SEO
- Show more
- Location
- Sheffield, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $1,000 - $10,000
We empower businesses / non-profits / communities with powerful technology solutions that shape their future...
Top Services:
- Mobile App Development
- Software Development
- AI Development
- eCommerce Development
- Blockchain
- Show more
- Location
- Bromley, United Kingdom
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
Powercode Group builds custom software and AI solutions for Global startups and Fortune 500s. We deliver end-to-end products and supply pre-vetted engineers specializing in AI automation, ML, data, and DevOps. GDPR-compliant with hubs in the UK, DE, and PL...
Top Services:
- Staff Augmentation
- AI Development
- Software Development
- Mobile App Development
- eCommerce Development
- Show more
- Location
- London, United Kingdom
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 12 Projects Listed
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
Every agency is independently vetted before it can be listed or ranked
4.8
4.8Some agencies pay for sponsored placement, clearly labeled and held to the same vetting standards.
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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