26 to 50 of 50 Backend Developer Jobs in the UK

Description: Role/Job Title: Mobile Backend Developer (JAVA/Kotlin) Work Location: Manchester Tues/Wed/Thur The Role Seeking a Senior Application Engineer (Backend cloud based application development) with deep technical expertise and thought leadership. You will drive strategy for your area of expertise … across teams and foster a developer community within your domain. The role involves mentoring junior staff, ensuring high-quality deliverables, promoting best practices like TDD and BDD, and leading engineering practices across the SDLC. Your Responsibilities: Provide advanced technical expertise in Backend Development, supporting the team with effective ...

Senior Backend Developer (PHP) - £55,000 - On-site The Team & Technology The Web Development team is a core part of the business, responsible for building and maintaining the digital platforms that power our user experience. We manage the websites that onboard all users, the customer portals used ...

Description: Role/Job Title: Mobile Backend Developer (JAVA/Kotlin) Work Location: Manchester Tues/Wed/Thur The Role Seeking a Senior Application Engineer (Backend cloud based application development) with deep technical expertise and thought leadership. You will drive strategy for your area of expertise … across teams and foster a developer community within your domain click apply for full job details ...

Backend API & Integrations Developer Typical UK Salary: £55,000 – £85,000 per year Key Responsibilities: • Build and maintain backend APIs supporting all portal modules. • Integrate with telecom APIs, SIP platforms, and webhook systems. • Implement database schemas and optimise queries. • Develop the tender module, supplier marketplace backend … summarisation logic. • Maintain API gateway routing and service-to-service communication. • Work with DevOps on deployment and reliability. Required Skills: • Strong Node.js or Python backend development. • Experience with RESTful API design. • Database experience (PostgreSQL, MySQL, or MongoDB). • Experience integrating 3rd-party APIs. • Understanding of async workflows and queues. ...

Senior Backend Engineer | High-Growth Cybersecurity Scale-Up | Fully Remote (UK) Are you ready to build the core systems that power one of the fastest-growing cybersecurity platforms on the planet? This is your chance to join a research-driven, venture-backed security scale-up that’s trusted … funding, and scaling aggressively worldwide, they’re on a mission to reshape how organisations stay ahead of real-world cyber threats. As a Senior Backend Engineer , you’ll play a key role in building scalable, high-performance backend systems that ingest, process, and serve data on millions ...

Senior Backend Engineer (PHP) - OOP, PHP, MySQL, TDD - Fareham, Hampshire. This is an in office role. - Salary circa £60,000 plus benefits An exciting new opportunity for a Senior Backend Engineer to join an entrepreneurial business based in Fareham. Working within a dedicated LAMP environment and reporting ...

Senior Backend Engineer (PHP) - OOP, PHP, MySQL, TDD - Fareham, Hampshire. This is an in office role. - Salary circa £60,000 plus benefits An exciting new opportunity for a Senior Backend Engineer to join an entrepreneurial business based in Fareham click apply for full job details ...

Developer Salary: Up to £60,000 + Performance Bonus (up to 10%) An innovative technology company is seeking a PHP Developer to join their growing team. This organisation is dedicated to delivering cutting-edge digital solutions and security-focused applications that protect users across multiple platforms. As part … backend development team, you will play a key role in building and optimising systems that power customer onboarding, account management portals, and APIs for a suite of security products. This is an opportunity to work on high-traffic applications in a fast-paced environment, using modern technologies and best ...

Senior Developer (Contract, AI-Driven Environment, Node.JS) We’re looking for an experienced backend senior developer to support API development and backend delivery for a high-traffic consumer platform. You’ll work alongside front-end engineers to build scalable, secure, and performant systems using modern tools … Code, Codex, or similar) to speed up development Make confident technical decisions with minimal guidance Follow clear architectural standards and established development patterns Understand backend performance, scalability, and security at production scale Build reliable, maintainable APIs and data systems Collaborate effectively with front-end developers to design and implement ...

Key Responsibilities AEM Development: Design, develop, and maintain AEM components, templates, workflows, and OSGi services using Java and the Sling framework. Front-End Integration: Collaborate with UX/UI teams to integrate front-end code ...

Key Responsibilities AEM Development: Design, develop, and maintain AEM components, templates, workflows, and OSGi services using Java and the Sling framework. Front-End Integration: Collaborate with UX/UI teams to integrate front-end code ...

Title: Back-End Developer Location: Warwick, once per month onsite Remuneration: Daily rate up to £500 Contract Details: Fixed Term Contract, 12 months, Full Time Responsibilities: Lead the back-end development of a cutting-edge website using Drupal/Acquia Site Studio, ensuring top-notch standards. Design and implement ...

Back End Developer - Must have an Active DV Clearance - Hybrid Location: Bristol, London, Manchester or Cambridge Salary: £70,000 - £120,000 (depending on experience) We are seeking a skilled and motivated Back End Developer to support the digital transformation of Defence services. If you're passionate about solving ...

Back End Developer - Must have an Active DV Clearance - Hybrid Location: Bristol, London, Manchester or Cambridge Salary: £70,000 - £120,000 (depending on experience) We are seeking a skilled and motivated Back End Developer to support the digital transformation of Defence services. If you're passionate about solving ...

Back-End Developer Home-based within the UK About Us At Family Action, we transform lives by providing practical, emotional, and financial support to those experiencing poverty, disadvantage, and social isolation.Since 1869, we’ve been building stronger families, and today, we work with over 60,000 families across more … thousands more through national programmes and grants, helping everyone find the tools to overcome challenges and thrive.We’re now looking for a Back-End Developer to join us on a full-time, permanent basis, working 37 hours per week. The Benefits - Salary of £43,042 per annum (inclusive ...

Back-End Developer Home-based within the UK About Us At Family Action, we transform lives by providing practical, emotional, and financial support to those experiencing poverty, disadvantage, and social isolation. Since 1869, weve been building stronger families, and today, we work with over 60,000 families across more … thousands more through national programmes and grants, helping everyone find the tools to overcome challenges and thrive. Were now looking for a Back-End Developer to join us on a full-time, permanent basis, working 37 hours per week. The Benefits - Salary of £43,042 per annum (inclusive ...

Title : Back End Developer Location : London, Hampshire, Surrey, Greater London Salary : £60,000 - £80,000 We are seeking a talented .NET Core Developer to join our dynamic development team. You'll play a key role in designing and implementing core modules for our innovative software solutions. Working closely ...

Principal Back-End Developer - Manchester City Centre Join a developer-led culture where innovation meets impact. Our client is looking for a visionary Principal Back-End Developer to help shape the future of their SaaS platform. You'll set the technical direction, drive cutting-edge development … thinking, strong communication, and a love for collaboration. Bonus: Experience with Azure, DevOps, Entity Framework, and observability practices. Why You'll Love It Here: Developer-led culture with hack days, and open access to leadership. Transparent progression and tailored development plans. Great perks: profit share, training budget, birthday ...

Back End Developer Duration - until 12/10/2026 Rate - £400-450 per day - umbrella only Location - London, 1-2 days every 2 weeks. As a Context Engineer in our Development team, you'll collaborate closely with the Dev Lead to pioneer and apply 'Context Engineering ...

Laravel/Symfony, lead a talented back-end team. Exeter/Remote, ambitious market-leader, career development. Were looking for a Lead Back-End Developer to join a top software business in Exeter with more than a thousand Leisure, Tourism, and Events businesses across the globe. Theyve grown significantly … last few years and off the back of a very successful 2025, they are now looking for a hands-on Lead Back-End Developer to join the team (80% Back-End, 20% Team Leadership). 2 days per week in Exeter office. What skills youll be needing Experience ...

Chief Technology Officer (CTO) - Hands-On Back-End Developer Remote-Friendly | London HQ | Award-Winning Agricultural Technology Software Company Join an award-winning agricultural analytics software company that's redefining sustainable food production through data-driven technology . We're seeking a hands-on Chief Technology Officer … Academic and Professional Background Degree/Masters/PhD in Computer Science, Data Science, or a related discipline Proven experience as a Back-End Developer/Engineering Lead/CTO in data-heavy environments Demonstrable history of technical excellence and leadership in commercial software development Technical Expertise Advanced proficiency ...

Fully Remote Award-Winning Agricultural Technology Software Company Competitive salary plus company share scheme Chief Technology Officer (CTO) - Hands-On Back-End Developer Remote-Friendly | London HQ | Award-Winning Agricultural Technology Software Company Join an award-winning agricultural analytics software company that's redefining sustainable food production through data … Academic and Professional Background Degree/Masters/PhD in Computer Science, Data Science, or a related discipline Proven experience as a Back-End Developer/Engineering Lead/CTO in data-heavy environments Demonstrable history of technical excellence and leadership in commercial software development Technical Expertise Advanced proficiency ...

Back-End Developer Home-based within the UK About Us At Family Action, we transform lives by providing practical, emotional, and financial support to those experiencing poverty, disadvantage, and social isolation. Since 1869, weve been building stronger families, and today, we work with over 60,000 families across more ...

Back End Developer Duration - until 12/10/2026 Rate - £400-450 per day - umbrella only Location - London, 1-2 days every 2 weeks. As a Context Engineer in our Development team, you'll collaborate closely with the Dev Lead to pioneer and apply 'Context Engineering ...

Back End Developer - Must have an Active DV Clearance - Hybrid Location: Bristol, London, Manchester or Cambridge Salary: £70,000 - £120,000 (depending on experience) We are seeking a skilled and motivated Back End Developer to support the digital transformation of Defence services click apply for full job details ...