1 to 25 of 33 Backend Developer Jobs in the UK excluding London

Title: Senior Backend Developer Location: Liverpool City Centre on a hybrid working basis Salary: £65,000 - £75,000 depending on experience We're looking for a passionate Senior Backend Developer who thrives on solving complex problems and building systems that scale. … forefront of creating next-generation backend services that genuinely make a difference for our customers and business. In this role, you'll have the freedom to lead, the support to grow, and the chance to mentor others - because we believe learning and sharing knowledge is what makes a team ...

Senior Mobile Backend Developer (Java/Kotlin, AWS, Microservices) Contract Manchester | Hybrid We are hiring a Senior Mobile Backend Developer to work on high-scale, cloud-native platforms supporting mobile applications in a regulated environment. This is a hands-on backend role focused on Java … cloud delivery. You will contribute across the full SDLC while influencing engineering standards, best practices, and technical quality. Key Responsibilities Design and build scalable backend services using Java or Kotlin and Spring Boot Develop secure, mobile-facing APIs using OAuth 2.0 and modern authentication patterns Work with microservices ...

Senior Mobile Backend Developer (Java/Kotlin, AWS, Microservices) Contract Manchester Hybrid We are hiring a Senior Mobile Backend Developer to work on high-scale, cloud-native platforms supporting mobile applications in a regulated environment. This is a hands-on backend role focused on Java ...

Senior Backend Developer (PHP) We are looking for an experienced Senior Backend Developer to join a rapidly growing technology team and help build innovative security solutions. About the Role This position involves working on advanced online protection tools and applications designed to keep users safe across ...

Senior Solutions Architect/Backend Developer Location: Hybrid – Hatfield (Tues–Thurs on-site) Salary: £60,000 - £70,000 Type: Full-time, Permanent (no visa sponsorship) We’re looking for a hands-on Senior Solutions Architect or Senior Backend Developer who wants to take real ownership, someone … scale a successful startup into its next chapter of growth. You’ll lead from the front, designing and building AWS serverless architecture, guiding the backend roadmap, mentoring a team of six engineers, and helping shape the future of a product that’s moving fast. What You’ll Do Architect ...

looking for a passionate Senior Backend Developer who thrives on solving complex problems and building systems that scale. You'll be at the forefront of creating next-generation backend services that genuinely make a difference for our customers and business. In this role, you'll have … have top-of-the-range equipment and a workspace designed for creativity, collaboration, and getting things done. Job Title: Senior Backend Developer Location: Liverpool City Centre on a hybrid working basis Salary: £65,000–£75,000 depending on experience What You'll Do Build and maintain scalable microservices ...

Backend Developer Work Location: Bristol (2days) Essential Skills/Knowledge/Experience Extensive knowledge of writing secure scalable enterprise-grade Go applications Experience of REST APIs, containerisation technologies, micro-services architecture Ability to work collaboratively within a team as well as independently Excellent analytical, problem solving, and strategic … skills In depth knowledge of best coding practices, code management, agile development practices and continuous delivery Understand how to performance optimise and fine tune backend applications to meet demanding NFRs Desirable Skills/Knowledge/Experience Experience of JAVA development Experience with cryptography frameworks in Go and JAVA Experience ...

Senior Backend Python Developer (Cloud & Microservices) Salary: Up to £90,000 Location: Hybrid, London HQ Reporting to: Head of AI and Data Science Overview Our client is hiring a Senior Backend Python Developer to build and maintain scalable backend systems supporting AI and automation projects. … successful candidate will work on cloud-based microservice architectures , helping integrate AI systems and backend infrastructure within the organisation’s technology ecosystem. Key Responsibilities Design and develop high-quality, efficient backend systems using Python . Build and maintain microservices and RESTful APIs . Integrate backend systems with ...

Backend Developer Work Location: Bristol (2days) Essential Skills/Knowledge/Experience Extensive knowledge of writing secure scalable enterprise-grade Go applications Experience of REST APIs, containerisation technologies, micro-services architecture Ability to work collaboratively within a team as well as independently Excellent analytical, problem solving, and strategic ...

Senior Python Backend Developer Kings Cross, London- Onsite 2/3 days a week 6 month contract Inside of IR25 £750 - £800 per day My client is seeking a highly skilled software engineer to join its AI/ML team, contributing to the development of cutting-edge applications … that accelerate drug discovery and enable personalised therapies. The ideal candidate will have strong Python backend development experience, preferably with FastAPI, and be proficient in cloud-native infrastructure (Google Cloud preferred), DevOps practices, and automated testing. While a background in life sciences is a plus, a passion for improving ...

Role-Java backend Developer Location- Bournemouth, UK (Onsite) Employment type- Contract Must have : Java, Spring, Microservices, AWS, Kafka, JD: Design, develop, and maintain scalable microservices using Java and Spring Boot. Build and optimize real-time data pipelines leveraging Apache Kafka, Flink, and Spark/Databricks. Develop robust data ...

Senior Backend Web Developer (Multi-Language) with AI Expertise Location: Bristol In House/Hybrid (must be within commutable distance of Bristol) Employment Type: Full-time Experience Level: Senior Salary: £60k - £80k About the Role We are seeking a highly skilled Senior Backend Web Developer with … expertise across multiple backend technologies such as Python, .NET, and PHP to join our growing development team working on our AI communications platform. In this role, you will architect, build, and maintain robust backend systems while also providing mentorship and technical leadership to a team of junior developers. ...

client is building a fast-growing marketing platform and looking for a Senior Solutions Architect/Backend Developer to play a pivotal role in shaping the architecture of their next-generation platform. You’ll design, build, and scale mission-critical systems, working closely with experienced backend engineers … Solutions Architect with deep AWS expertise Production experience with TypeScript (Node.js) or Python Hands-on development using AWS Solid understanding of modern backend engineering, CI/CD, and integrations Confident communicator who enjoys collaborating and leading technical direction What we offer A small, highly capable team building innovative products ...

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. 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 ...

very best people to join our growing team. And as part of our rapid expansion, we’re looking for an experienced Senior Backend Developer to join our in-house development team. This is the perfect opportunity to lead technical initiatives, manage a team of your fellow developers … help shape our backend architecture. Key Responsibilities: Design and architect scalable backend systems and APIs Establish and improve coding standards and best practice Optimise database performance and design efficient data models Implement advanced catching strategies and data persistence solutions Develop and lead testing procedures Conduct thorough code reviews ...

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 ...

global leading Martec organisation is looking to add a talented Staff Software Engineer to their close-knit, back-end software developer community.The role will be hands-on as well as leading the team to shape the future backend systems. As a Staff Software Engineer, you'll lead backend … tolerance, and data-heavy workloads while influencing product strategy.Requirements: Strong foundations in algorithms, data structures, and distributed systems Experience building and operating large-scale backend systems Expertise in system and API design, scalability, and performance tuning Proficiency in a modern backend language (Java preferred) Knowledge of cloud-native ...