16 of 16 Backend Developer Jobs in London

Integration Developer (Backend + DevOps Focus) Location: Fully Remote Pay: £550-£600 per day (Outside IR35) Duration: Initial 6-month contract (with strong extension potential) The Role We're supporting a leading UK financial services organisation on a new platform build and they're looking for an Integration … Developer with a strong DevOps background. This is a developer-first role with a significant DevOps leaning, ideal for someone who enjoys building backend services ( TypeScript/Node.js on AWS) while owning how code is deployed, automated and operated at scale. You'll play a key role ...

forefront of user-centred design, agile delivery, and scalable digital services that genuinely make a difference. Role Overview We are seeking an experienced Senior Backend Developer with strong expertise in Java and Spring Boot to design, develop, and maintain scalable Back End systems. The ideal candidate combines solid ...

Role: Java Backend Developer with Data Platform Type: 6 Months Contract Location: London, UK (Fully REMOTE) Working Model: Fully REMOTE Payrate: £450 - £550 per Day on PAYE £530 - £630 per Day on RUPAYE £650 - £750 per Day on Inside IR35 via Umbrella The Role: Join our Data Infrastructure ...

Integration Developer (Backend + DevOps Focus) Location: Fully Remote Pay: £550-£600 per day (Outside IR35) Duration: Initial 6-month contract (with strong extension potential) The Role We're supporting a leading UK financial services organisation on a new platform build and they're looking for an Integration … Developer with a strong DevOps background click apply for full job details ...

Backend Java Developer - Circa £540 per day inside ir35 - Remote with occasional travel to Croydon - 3-6 months Please note: Due to the nature of the project, successful applicants will be required to be SC cleared prior to appointment. My client is a global leading consultancy. They … hunt for a Java Developer to join a central government client of theirs. Experience of Java: Experience of Spring framework or equivalent. Knowledge of software design patterns and when to apply them Excellent knowledge of development processes. Experience of containerisation using Docker or Kubernetes Experience of Continuous Integration ...

Backend Java Developer Max Supplier Charge rate: 585 Clearance required: SC (It needs to be an active SC with a government agency used within the last 6 months or a HO SC) Location: London, Croydon (Remote, with occasional, infrequent office days) Job Description: Experience of Java Experience ...

Backend Java Developer - Circa £540 per day inside ir35 - Remote with occasional travel to Croydon - 3-6 months Please note: Due to the nature of the project, successful applicants will be required to be SC cleared prior to appointment. My client is a global leading consultancy. They … hunt for a Java Developer to join a central government client of theirs click apply for full job details ...

Backend Python Developer (AI) - Remote - UK - excellent opportunity to join this innovative and fast-growing AI tech. organisation! Skills/experience Strong commercial experience in Python backend development. Solid back-end Python experience (clean coding) Experience building APIs and working with cloud-native architectures. Good understanding … stack ( AI Foundry , AI Search , Cosmos DB , AKS ). Interest in experimenting with new AI frameworks and tools. Role Design, build, and maintain backend services in Python, writing clean, maintainable, production-grade code. Develop and deploy AI-powered features using Azure-native services including Azure AI Foundry, Azure ...

Backend Java Developer + 6 month initial contrac+t + Fully remote - occasional office visit + SC Cleared + £530 per day Inside IR35 Key Skills: + Spring Framework + Docker/Kubernetes + SC Cleared Java Software Engineer We are looking for a skilled Java Software Engineer ...

Senior Backend Engineer - API, Python, Nextjs, Node, AI, Workflow Automation I am seeking a Senior Backend Engineer who thrives on solving complex operational challenges at scale. This isn't a feature factory role, it's about designing the Back End systems that automate workflows, improve reliability, and enable … allowing thousands of customer interactions and internal workflows to run accurately, reliably, and with minimal manual intervention. What You'll Build As a Senior Backend Engineer, you'll own the design and delivery of services that sit at the heart of our operational platform. Design and build scalable Back ...

Lead Backend Engineer | Node.js, TypeScript, Microservices, APIs, Event-Driven Architecture, AI | London | Up to 130k salary + equity This is an opportunity to join a fast-scaling AI startup building an AI operating system for property management, automating up to 80-90% of repetitive workflows across compliance, maintenance … strong early traction and growing demand, they are building toward becoming a category-defining platform in a multi-billion-pound industry. As a Lead Backend Engineer, you'll take ownership of the backend architecture, APIs, and microservices that power an AI assistant operating in real-time production environments. ...

working closely as a team to maintain a high standard of code quality and system reliability. Location: London Required Skills • Strong commercial experience building backend services in Kotlin • Deep experience with XP practices, including: Mob programming as a primary way of working Test‐driven development (TDD) Continuous refactoring ...

Backend Engineer – AI Systems London (Remote) AI products are only as good as the systems behind them. This is an opportunity to join a well-funded AI scale-up building technology that moves beyond simple chatbot interactions. The product is focused on solving real-world problems through intelligent automation … systems that users can genuinely depend on. Backed by significant investment and led by an ambitious engineering team, the company is now looking for Backend Engineers to help build the infrastructure that powers every AI interaction across its platform. If you're excited by distributed systems, production ...

Senior Developer, Back End, API, .Net SQL, NW London to £80K (office based role) A Senior Back End Developer is required to join this established financial software house based in North London. They work with some of the leading brands in retail and media, offering financial management systems … developed in house by their small dynamic team of tech professionals. Due to growth a Senior Developer is required with expertise in .NET, C#/VB, SQL Server, and SAP Business One integration. The ideal candidate should have strong skills in RESTful API development, database optimization, and Azure DevOps ...

Lead Backend Engineer Node.js, TypeScript, Microservices, APIs, Event-Driven Architecture, AI London Up to 130k salary + equity This is an opportunity to join a fast-scaling AI startup building an AI operating system for property management, automating up to 80-90% of repetitive workflows across compliance, maintenance ...

Australia. The platform helps insurers, loss adjusters and contractors assess damage, generate estimates and produce structured reports. The role A hands-on backend engineering seat. Most of the week is spent building, reviewing and operating production code. There is a clear path to broader technical ownership (architecture leadership, mentoring ...