All Custom ERP Development Firms in The United Kingdom
Rounded Labs
5(1 review)Building mobile apps since before the iPhone
Founded in 2007, Rounded Labs has been at the forefront of mobile software for nearly two decades. We developed the UK’s first mobile banking app and went on to build some of the earliest m-commerce apps on the UK App Store for brands including GAME, Gamestation, Waterstones, HMV and Next. Since then, we’ve designed and developed software across virtually every major industry: From retail, fintech and SaaS to logistics, enterprise platforms and public-sector projects, including work for the Bavarian Government. Today, we bring that same depth of experience to ambitious businesses looking to build, modernise or rescue complex digital products. Nearly 20 years of experience. Some of the UK’s earliest mobile apps. Still building what comes next.Looking for work in Custom ERP DevelopmentLocated in Birmingham, United KingdomFrom €10,000 for Custom ERP DevelopmentWorked in Banking & Financials (+6)Speaks English11-50 membersGRM Digital
5(5 reviews)Digital marketing and technology that drives measurable growth.
Top awardedGRM Digital is an award-winning digital agency helping ambitious businesses generate sustainable growth through SEO, paid media, content, digital strategy and technology. Since 2009, we've worked with organisations to improve their digital visibility, attract the right audiences and turn digital activity into measurable commercial results. Our marketing capabilities include SEO, PPC and paid search, content strategy and creation, digital PR and authority building, analytics, conversion optimisation and wider digital marketing strategy. We don't treat these channels in isolation. Our teams combine marketing expertise with UX, data, design and technology to understand the complete customer journey, from how prospects discover your business through to how they engage, convert and become customers. For organisations looking for an ongoing digital marketing partner, we develop integrated strategies based around clear commercial objectives. This includes understanding your market and competitors, identifying growth opportunities, building the right channel strategy and continuously measuring and improving performance. Unlike agencies focused purely on marketing activation, GRM also has extensive technical expertise across websites, CMS, eCommerce and digital platforms. This allows us to identify and solve the technical, UX and performance issues that can limit marketing results. Whether you need to increase organic visibility, improve paid search performance, create better content, generate more qualified enquiries or build a long-term digital growth strategy, GRM provides the strategy, expertise and ongoing optimisation needed to deliver measurable growth.Looking for work in Custom ERP DevelopmentLocated in West Yorkshire, United Kingdom (+4)From €1,000 for Custom ERP DevelopmentWorked in Education (+6)Speaks English, Croatian(+2)11-50 membersSigli
5(11 reviews)Software development, Web development, Data Solutions, AI, ML.
Highly recommendedSigli is a forward-thinking software development company specializing in digital product development and digital transformation. Our mission, ‘ Data Science with Purpose, Innovation with Impact ’, drives us to transform innovative ideas into practical solutions. Our services encompass the entire development lifecycle, from initial concept to implementation, ensuring every product we build is high-quality, scalable, and future-proof. Sigli assists businesses in navigating the complexities of digital transformation, modernizing their operations, enhancing customer experiences, and maintaining a competitive edge in the ever-evolving digital landscape. Our team's deep expertise, combined with a commitment to leveraging the latest technologies and best practices, ensures we deliver impactful results for our clients. Our dedication to excellence is further demonstrated by our ISO/IEC 27001 certification, the leading standard for Information Security Management Systems (ISMS). This certification underscores our commitment to maintaining the highest standards of information security, making us a trusted partner for businesses looking to thrive in the digital age.Looking for work in Custom ERP DevelopmentLocated in London, United Kingdom (+2)From €1,000 for Custom ERP DevelopmentWorked in Software & Computer Services (+12)Speaks English, Dutch(+3)51-200 membersBullshark
4.7(14 reviews)We build the end-to-end; Marketing, Technical and operational infrastructure organisations run on.
Most companies do not have a technology problem. They have a systems problem. Organisations accumulate tools. A CRM here. Analytics there. Finance systems, operational software, marketing platforms. Each solves a problem. Together they create complexity. Data fragments. Reporting slows. Revenue leaks. Bullshark is a technology company that designs, builds, integrates, and operates the systems organisations need to scale. Software, cloud, data, AI, operations, digital platforms, and revenue connected into one operating environment. That is end-to-end business infrastructure. WHAT WE BUILD Strategy and Design. Transformation strategy, AI adoption, operational optimisation, systems architecture, brand and positioning. Technology and Infrastructure. Custom software engineering, enterprise applications, B2B sales infrastructure, legacy modernisation, DevOps and cloud, systems integration. Data and AI. Data architecture and engineering, migration, business intelligence, AI automation, machine learning. Digital Platforms. Web and mobile applications, SaaS products, e-commerce, websites, UX and UI design. Revenue Growth. Outsourced Marketing Department, performance marketing, content, CRM, marketing automation, revenue intelligence. PROOF 200+ organisations supported EUR 100M+ in client revenue powered by Bullshark systems 150+ platforms and systems delivered 75M+ user sessions handled annually 30+ systems integrated across ERP, CRM, and finance 95% client retention, 2023 to 2025 26.3X ROAS through search-led acquisition 40% revenue recovered through automated billing ISO 9001 and ISO 27001 certified Trusted by Wolt, Hyatt, Pfizer, Melita, APS Bank, Marriott, Farsons, Transport Malta, and the Government of Malta. Headquartered in Malta. Office in London. Clients across Europe, the UK, MENA, and North America. Tell us what is breaking. We will map the system behind it. Bullshark.DigitalLooking for work in Custom ERP DevelopmentLocated in Saint Albans, United Kingdom (+1)From €1,000 for Custom ERP DevelopmentWorked in Industrial Goods & Services (+5)Speaks English, Italian(+1)11-50 membersNebs Creative
(0 review)UI UX Design that moves your brand forward.
At Nebs Creative, we help startups, SaaS companies, and growing businesses turn ideas into digital products that people enjoy using. We combine strategic thinking, user-centered design, and modern development to create websites, web applications, and mobile experiences that not only look great but also drive measurable business results. Our process starts with understanding your business, your users, and your goals. From there, we design intuitive user experiences, build scalable interfaces, and deliver products that are fast, responsive, and easy to maintain. Whether you need a conversion-focused marketing website, a SaaS dashboard, a custom web application, or a complete product redesign, we work closely with your team from concept to launch. We believe that good design solves problems, not just decorates screens. Every project is built with usability, performance, accessibility, and long-term growth in mind. We value clear communication, transparent collaboration, and delivering work that creates lasting value for our clients. Our services include: • UI/UX Design • Website Design • Web Application Design • Mobile App Design • WordPress Development • Custom Web Development • SaaS Product Design • Landing Page Design • Design Systems • Prototyping and User Flows We partner with ambitious companies that want thoughtful design, reliable execution, and a team that genuinely cares about helping their business grow.Looking for work in Custom ERP DevelopmentLocated in Mildenhall, United KingdomFrom €3,000 for Custom ERP DevelopmentWorked in Hospitals & HealthcareSpeaks English11-50 membersIIH Global
(0 review)Custom Software, Web, Mobile App & AI Development Company
IIH Global is a UK-headquartered software development company helping startups, SMEs and enterprises build, modernise and scale digital solutions. With 13+ years of experience, 400+ clients, 100+ developers and projects delivered across 40+ countries, we combine technical expertise with a business-focused approach to technology. Our core expertise includes custom software development, web development, mobile app development, AI development, CRM development, CMS development, eCommerce development and dedicated development teams. We build secure, scalable and maintainable solutions designed around each client's business goals, workflows and growth plans. Our technology expertise spans React, Angular, Node.js, PHP, Laravel, Python, Flutter, React Native, WordPress, Shopify, Magento, WooCommerce, Salesforce, Vtiger and Zoho. Our AI capabilities include generative AI, machine learning, chatbots, NLP, computer vision, OCR and AI integration. We work with businesses across healthcare, finance, real estate, manufacturing, retail, eCommerce, education, travel, hospitality, recruitment and technology. From product discovery and UI/UX through development, testing, deployment, integration and ongoing support, we provide end-to-end software development services. Whether you need a custom business application, mobile app, AI-powered solution, CRM, eCommerce platform, CMS or dedicated developers, IIH Global works as a long-term technology partner focused on quality, transparency, scalability and measurable business impact.Looking for work in Custom ERP DevelopmentLocated in Hertfordshire, United KingdomFrom €1,000 for Custom ERP DevelopmentWorked in Others (+2)Speaks English51-200 membersTHEY.dev
5(1 review)Custom software Development, Design & Consulting
Who are THEY? Since our inception in 2017, we've grown into a remote team of experts, spanning from the UK to Poland. We specialize in delivering tailor-made web and mobile applications , with a keen focus on collaboration and direct client-developer interaction. Our key strength is a consultancy approach to every client. We've had the privilege of assisting a wide range of businesses, from young startups to well-established companies, helping them navigate the technological landscape and achieve their goals. Our success lies in our ability to match each project's unique requirements with the right expertise. THEYr areas of expertise Design & Discovery Transforming software concepts into clickable prototypes Proof of concept (POC) development Ensuring your unique project ideas are achievable Minimal Viable Product (MVP) development Cost-effective route to a live, functional application Custom software development Crafting tailored, scalable, production-ready software solutions Support & maintenance Ensuring smooth software operations, always How THEY work At THEY, we adopt a practical and flexible approach to project execution. Each journey begins with an understanding of our client's vision and thorough validation of their ideas. Embracing a transparent and responsive workflow, we consistently deliver solutions in short, result-oriented cycles. Quality assurance is integral to our process, with exhaustive testing at each stage ensuring every solution adheres to top-tier standards. We prioritise open communication and regularly share project updates. This enables us to synchronize seamlessly with our clients' objectives, delivering solutions that truly resonate with their needs. Ultimately, our aim is not just project completion, but the creation of enduring relationships with our clients.Looking for work in Custom ERP DevelopmentLocated in Kraków, PolandFrom €1,000 for Custom ERP DevelopmentWorked in Travel & Leisure (+7)Speaks English, Polish(+1)11-50 membersMMC Global
4.6(12 reviews)Best Software Development Company
RecommendedMMC Global is an award-winning business solutions provider that serves organizations across different industry verticals around the globe. We helps organizations streamline business operations and compete in the global marketplace by focusing on a range of cutting-edge technologies: Artificial Intelligence Solutions Chatbot Development Product Strategy Design UX/UI Mobile application development Web application and website Development Security Consultant, DevOps Data Science Digital Marketing We believe that technical execution should not be a barrier to developing new projects, which is why we work closely with our customers to understand their vision, help them define their product, then design, build and launch it in the most efficient way possible. We have already developed application, mobile application and different solutions for Startups, Small Medium Enterprise (SME) and enterprises, streaming web applications, erp applications, MVPs, business process automation systems, e-commerce sites and many others. For a transformative digital journey, reach out to us at [email protected] to discuss your project!Looking for work in Custom ERP DevelopmentLocated in Dubai, United Arab Emirates (+2)From €1,000 for Custom ERP DevelopmentWorked in Non-profit (+4)Speaks English, Arabic(+1)501-1000 membersSUF Digital
(0 review)Engineering Intelligent Systems for the Digital Economy
SUF Digital is a global technology company specializing in Artificial Intelligence, Blockchain & Digital Assets, Product Engineering, Data Engineering, Cloud Infrastructure, and enterprise software development. Founded in 2020, the company has evolved from digital services into a technology engineering and research-driven organization supporting enterprises, startups, financial institutions, and innovation-led businesses across international markets. SUF Digital combines research, engineering, and product development to design and build production-grade digital platforms, intelligent systems, blockchain infrastructure, real-world asset tokenization solutions, enterprise applications, and cloud-native technology. Through its technology ecosystem, SUF Digital works across the complete innovation lifecycle—from research and validation to architecture, product engineering, deployment, and continuous evolution—with a growing focus on technologies shaping the digital economy toward 2030 and beyond.Looking for work in Custom ERP DevelopmentLocated in Karachi, PakistanFrom €10,000 for Custom ERP DevelopmentWorks in multiple industriesSpeaks English51-200 membersLeobit
(0 review).NET, AI and Web Software Development
Leobit is a full-cycle .NET, AI, and web application development provider for technology companies and startups primarily located in the US, EU, and the UK. We have representative offices in Austin, TX (USA), Tallinn (Estonia), Kraków (Poland), London (UK) and the development center in Lviv (Ukraine) with 200+ talented software engineers, architects, QA experts, and UI/UX designers. Our Achievements: Microsoft Solutions Partner - Digital & App Innovation ISO 9001:2015 and ISO 27001:2022 Certified ISTQB Platinum Partner Top .NET Developers in 2025 by Clutch Customer Service Department of the Year in 2025 by Stevie® Awards Leobit has successfully delivered over 180 well-designed and well-factored web & mobile applications to technology companies ranging from Fortune 500 firms to Silicon Valley startups. Our Services: .NET software development AI/LLM software development Custom software development Dedicated development team Web app development Mobile app development Cloud development Software architecture design Business analysis Quality assurance App support & maintenance Technology consulting Our Key Technologies: Microsoft Stack: .NET, ASP.NET, C#, Azure, WCF, Entity Framework, MaUI, Blazor Web/Frontend: React, Angular, Vue, jQuery, TypeScript Backend: .NET Core/C#, Ruby, Node, PHP, Python Mobile Technology Stack: iOS, Android, Flutter, Swift, Kotlin AI integration Looking for a custom software development partner? Solve your tech challenges and accomplish business goals with Leobit. Get a consultationLooking for work in Custom ERP DevelopmentLocated in Lviv, Ukraine (+1)From €1,000 for Custom ERP DevelopmentWorked in Insurance (+8)Speaks English201-500 members