26 to 50 of 59 Backend Developer Jobs in London

Design, develop and maintain high-quality backend services using TypeScript • Design and implement serverless, cloud-native solutions • Develop and maintain AWS applications and services, including AWS Lambda • Build secure, scalable and reliable APIs and backend services • Translate user and business requirements into maintainable technical solutions • Write clean, well … documentation, knowledge sharing, development standards, patterns and best practices • Support an inclusive engineering culture and mentor colleagues where appropriate Requirements Strong commercial experience developing backend services and APIs Strong proficiency in TypeScript Experience designing and developing solutions using serverless architecture Strong practical experience with AWS cloud services Strong experience ...

Overview Zaizi is looking for a Senior Software Developer with solid technology skills, but who is also passionate about improving outcomes and the user experience. You’ll be reliable in your own deliverables but also curious about and offer innovative ideas to others in a mutli-disciplinary team. ...

client is a digital and technology consultancy serving the public sector. Our client is looking for a Senior Software Developer with solid technology skills, but who is also passionate about improving outcomes and the user experience. Youll be reliable in your own deliverables but also curious about and offer ...

secure, end-to-end business and technical solutions, with a strong focus on public-sector digital services. Задачи: Design, develop and maintain high-quality backend services using TypeScript; Design and implement solutions using serverless architecture and cloud-native development principles; Develop and maintain applications and services using AWS, including … Lambda; Build secure, scalable and reliable APIs and backend services; Translate user and business requirements into reliable, maintainable technical solutions; Write clean, well-tested and maintainable code following modern software engineering practices; Collaborate with frontend and mobile developers, designers, product managers, QA professionals and other technical specialists within ...

Jain Global LLC in London is seeking a Core Platform Developer to design and build shared backend services, frameworks, and tooling that improve how internal teams develop, deploy, and operate software. The role emphasizes platform engineering, API standards, and observability across services. The ideal candidate has extensive backend ...

Jain Global is seeking a Core Platform Developer to design and build shared backend foundations used across the firm. The role focuses on platform capabilities that improve how teams build, deploy, and operate software. The ideal candidate will create reusable services, frameworks, and tooling, spanning API enablement, observability ...

implemented SQL and NoSQL database designs in a big data context and has previously worked with agile methodologies. Responsibilities: Bridge the gap between backend web development and data science teams Work on backend data pipeline development Integrate backend web services with databases/data warehouses Develop cutting ...

Java is your passion, you know it like the back of your hand. The backend is where your interest lies. You think big, you don't just write the code, you think about how this code you write will make an impact. You can visualise the real world implications ...

side components that integrate seamlessly with client applications. Contribute to architectural improvements and maintain high standards of code performance and maintainability. Build and extend backend features using internal and third‐party APIs (e.g., Modulr, Truelayer, Checkout.com) to support lending products including loan applications, collections, and payments. Develop internal tools … Work alongside front‐end and product teams to build innovative solutions that empower users to manage their finances more effectively. Experience designing and scaling backend services from scratch, with solid understanding of microservices architecture and distributed systems. Commercial experience in high‐scale startups. Years of experience is a poor ...

leading music company is seeking a Lead Developer to design, develop, and maintain external-facing royalty portals using Java. The role involves building AWS serverless solutions, working with Docker and Kubernetes, and providing technical leadership within the development team. Candidates should have strong experience in AWS, SQL, and agile ...

connects artists, tastemakers, and fans through music, with a catalog spanning over 40 million artists across 190+ countries. Задачи: Build, scale, and maintain backend APIs and services serving millions of users Collaborate with Android, iOS, web, and full-stack engineers to deliver end-to-end media experiences Ensure … roadmap planning Join the on-call rotation to ensure system reliability and availability Требования: 4+ Years of experience building and operating large-scale backend or distributed systems Proficiency in Go Hands-on experience with infrastructure as code (IaC) using Terraform Experience with cloud-native environments such ...

About us At Xelix, we work with some of the world’s largest companies to automate and strengthen their financial controls. Our AI solutions redefine how Accounts Payable teams operate – moving from manual processes to ...

finance products, lending platforms and technology that help homeowners improve energy efficiency and make homes across Europe more sustainable. Задачи Design, build and operate backend systems and APIs Own solutions end-to-end, from design and development through deployment and ongoing improvement Contribute to architecture and technical direction across … colleagues and raise the bar across the engineering team Требования Strong Python and Django experience or a comparable framework Experience designing and building scalable backend services and REST APIs Solid PostgreSQL expertise and AWS experience Experience working within complex or regulated environments A collaborative approach with strong technical problem ...

Title: BackEnd Technical Support Developer Location: London, UK Work Pattern: Hybrid – 3 days onsite, 2 working from home Salary: up to £50,000 per annum + on call bonus Job Position: Permanent Additional Info: This position does require you to be on call every 5th week (extra … your salary) We are looking for a dedicated BackEnd Technical Support Developer to help handle production issues. This includes working with the company’s clients and customer success team to identify the source of a technical problem and then fixing those problems. This role covers ...

best coding practices, code reviews, and open feedback Experience writing testable code and following Test Driven Development Nice to have: Spring Boot, Kafka, BFFs (Backend-for-Frontends) Условия Starting salary: £68,000 - £87,500 Work location: London and Cherkasy offices Inclusive and diverse international team #J-18808-Ljbffr ...

Are you ready to take your PHP skills to the next level? We are dedicated to providing ongoing support for an existing project built on Laravel/Symfony/React technologies. Our approach to implementing ...

At Mustard Systems, we leverage statistical modeling to dive into sports events and help us make informed predictions about future outcomes. By utilising our unique datasets, advanced statistical models, and custom-built software, we strive ...

Electroverse is looking for a talented, passionate Software Engineer to join our team and help buildthe foundations of the global EV transition. Responsibilities Enable us to build quickly but robustly, using best practices in observability ...

product, engineering, commercial, operations and marketing, all sharing a passion for shifting the industry towards EVs. About the Job You’ll join as a backend engineer in one of our primary squads. Working alongside the productmanager and engineers in your squad, you will help develop the critical services that … endusers. You’ll have the chance to work on highly impactful projects, fueling product innovation in a fast-moving industry and influencing how the backend can deliver robust and scalable functionality. What you’ll do Enable us to build quickly but robustly, using best practices in observability, data analysis ...

backed by leading investors.We're on a mission to accelerate manufacturing of high-value safety-critical parts with additive manufacturing. The Opportunity As our Backend Engineer, you must have experience designing and building large and complex (yet maintainable) systems, and you should be able to do this in about … develop our core C++ libraries for high-throughput sensor data ingestion, processing, and storage Build and maintain Python bindings and APIs that expose backend functionality to our ML and application teams Real time data streaming through WebSockets. Maintain robust cross-platform builds, packaging, and deployment for customer environments (Windows ...

Location: London, UK - 5 days a week onsite I'm partnered with a leading global financial institution that is looking to hire a Backend Developer with Java/Kotlin expertise as a de facto Founding Engineer to help launch a greenfield initiative. This is an opportunity to join … best practices across the development lifecycle. Ideal opportunity for an engineer who wants genuine 0→1 ownership. What We're Looking For Strong backend engineering experience with Java and/or Kotlin, building production-grade systems. Proven experience working at significant scale , building platforms used by a large number ...

significant private sector client portfolio. Methods was acquired by the Alten Group in early 2022. We are looking for a Java/Python Developer to help manage, build, develop and design the Java Application with good exposure on springboot, microservices and system designing. What ...

client is a digital and technology consultancy serving the public sector. Our client is looking for a Senior Software Developer with solid technology skills, but who is also passionate about improving outcomes and the user experience. Youll be reliable in your own deliverables but also curious about and offer ...

Back End Developer London – Kings Cross £85,000 - £105,000 We're hiring Back-End Engineers to build the services Descrial runs on. Investment professionals need APIs and workflows that respect permissions, keep an audit trail and fail safely when an AI result can't be trusted. … account for cost. Your experience You have real multi-tenant or enterprise-system experience with isolation, permissions and auditability. You have 5+ years in backend engineering for production SaaS or platform systems. You have strong Python, using FastAPI or comparable frameworks, solid SQL/PostgreSQL and the ability ...

commerce solutions with multiple investment rounds and have offices in 5 countries. Role: We are looking for a top-notch lead back-end developer who is prominent with modern and distributed web technologies and Machine Learning algorithms. You will be responsible for developing RESTful services to handle high volume … availability, sub-200ms latency) , and run analysis and segmentations on top of them. We are not looking for just a Java and Sprint Boot developer , but a software engineer that can turn business requirements into technical solutions, and then working products by collaborating with technical architect. We are asking ...