13 of 13 Senior Backend Developer Jobs in London

Senior Backend Developer £70,000 - £80,000 GBP Performance bonus, 28 days leave + bank holidays, Private Medical Insurance Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Role: Senior Backend Engineer Salary: Up to £80k + performance bonus and benefits Location: London … architecture, data processing, and user experience . The environment is supportive, valuing creativity, continuous learning, and flexibility through hybrid working. They are seeking a Senior Backend Engineer to build highly scalable and maintainable services using modern technologies.. What You'll Do: Develop backend services in Python (FastAPI ...

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 … automation projects. The 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 ...

Join Games Inc. as a Senior Backend Developer to build and maintain server-side systems, game engines, and APIs for casino games. Requires strong Java skills and a passion for iGaming. About the company: Games Inc. is a long-established game studio with over 10 years … investing in scalable tech, the studio is evolving into a globally recognised supplier. What You Will Do: We are seeking a passionate and experienced Senior Backend Developer, responsible for building the Server-side foundations of new and exciting Casino gaming projects. An ideal candidate will stay excited ...

Join Games Inc. as a Senior Backend Developer to build and maintain server-side systems, game engines, and APIs for casino games. Requires strong Java skills and a passion for iGaming. About the company: Games Inc. is a long-established game studio with over 10 years … investing in scalable tech, the studio is evolving into a globally recognised supplier. What You Will Do: We are seeking a passionate and experienced Senior Backend Developer, responsible for building the Server-side foundations of new and exciting Casino gaming projects. An ideal candidate will stay excited ...

Senior Backend Developer Location: London - 1x a month Salary: Up to £95,000 (D.O.E) + benefits Fruition Group working with a leading Insurtech unicorn on a mission to transform the insurance industry. Their products have already generated millions in revenue, and now they're investing heavily … innovations that will shape the sector for years to come. This is an exciting opportunity for a motivated Senior Engineer who wants to grow in a high-performing, forward-thinking business. As a Senior Backend Engineer, you'll play a central role in building and scaling ...

Senior Backend Developer £70,000 - £80,000 GBP Performance bonus, 28 days leave + bank holidays, Private Medical Insurance Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Role: Senior Backend Engineer Salary: Up to £80k + performance bonus and benefits Location: London ...

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 Developer Location: London - 1x a month Salary: Up to £95,000 (D.O.E) + benefits Fruition Group working with a leading Insurtech unicorn on a mission to transform the insurance industry. Their products have already generated millions in revenue, and now they're investing heavily ...

Senior Backend Developer (Java) - Fintech - Permanent - London (2 days a week) - £80 - 100k per annum Are you a Senior Backend Developer who thrives on technical excellence and building systems that handle real money? Join a high-growth fintech company and spend 80% of your … systems. Key Technology Skills Languages & Frameworks: Expert-level proficiency in Java and the Spring framework , along with strong object-oriented design and design patterns. Backend & Distributed Systems: Experience with microservices , event-driven architectures , high availability patterns, fault tolerance, and resilience engineering. Cloud Platforms: Strong experience with AWS services including ...

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 ...

division. You won't just be joining a team; you'll be the first to help build and shape it. As a Senior Backend Developer, you will: Design & Scale Core Pipelines: Architect, implement, and deploy our complex, highly-scalable data processing pipeline focused on analyzing massive amounts … Drive Company Success: Tackle complex, real-world engineering challenges that directly influence the company’s product maturity and market success. About You A seasoned backend engineer (8+ years) with strong Python experience. BSc. in Computer Science/Electrical Engineering, or equivalent. Proven expertise in large scale systems , specifically focusing ...

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 ...