Top Backend Developer Jobs in London

As a Senior Product Engineer at Attio, you'll design and build scalable backend systems, lead projects, and innovate in cloud-native architecture, ensuring performance and reliability.

The Senior Backend Developer designs and develops server-side logic for web applications, optimizes performance, mentors juniors, and translates business needs into technical solutions.

As a Back End Engineer, you will design and maintain backend services using Node.js and TypeScript, manage PostgreSQL databases, and collaborate with cross-functional teams on new features at Kyra.

Lead the design of scalable systems in the Consumer domain, improve architecture and performance, mentor engineers, and influence technical decisions across teams to enhance product delivery.

The Staff/Lead Backend Engineer will enhance and scale the backend systems, focusing on architecture, API development, and improving reliability and performance. Collaborating across teams and mentoring peers are key aspects of the role.

The Backend Engineer will implement new SDK and Indexer features, automate testing, support integration, and oversee production releases.

The Senior Backend Engineer will enhance back-end development with Python/Django, implement new features, and improve architecture while collaborating with an Agile team.

As a Senior Backend Engineer, you'll design and maintain software using Rust, mentor junior staff, and contribute to best practices in a collaborative environment.

As a Backend Software Engineer, you'll design scalable backend systems, optimize database performance, and collaborate with front-end and DevOps teams.

Lead and mentor engineering teams, design and build Python microservices, ensure system resilience and scalability, and improve CI/CD processes.

As a Senior Software Engineer, you'll design and implement high-performance cloud-native backend services and manage DevOps responsibilities overall for IG's new crypto platform.

As a Senior Backend Engineer, you'll build scalable data systems for analytics, design distributed infrastructure on AWS, and deliver impactful customer-facing features. You'll drive technical innovation and collaborate across teams to optimize risk portfolios for insurers.

Develop and maintain backend services for grok.com and its API using Rust or C++. Design scalable systems that handle high traffic and ensure service reliability.

Join a collaborative team to build and optimize the AI infrastructure. You'll work on various projects with end-to-end ownership and make significant impacts. Engage in problem-solving and contribute to enhancing products using modern technologies.

Design, build, and scale backend services for PerfectScale's data pipelines and APIs. Collaborate with product and engineering teams to deliver robust solutions.

As a Senior Full Stack Engineer (Backend-Oriented), you will design, build, and scale backend services for PerfectScale, working closely with product managers and engineers to deliver robust solutions for complex systems.

In this role, you will design and scale backend services for PerfectScale, collaborating with cross-functional teams to deliver features and improve codebase health.

Senior Backend Engineer position focusing on developing core banking and blockchain services, APIs, and integrating with partners, requiring experience in FinTech or crypto.

The role focuses on leading backend development for medical imaging solutions, optimizing performance, ensuring security and code quality, mentoring engineers, and collaborating with teams for feature implementation.

As a Software Engineer at Stripe, you will scope, design, and build APIs for money management, mentor engineers, and collaborate with cross-functional teams to enhance internal processes and features.

The Full-Stack Engineer will enhance backend functionality, collaborate with teams, and maintain platform performance and security, requiring expertise in Python.

Develop and implement reliable and scalable software solutions using JavaScript, TypeScript, and Node.js within a collaborative team environment, while ensuring quality controls and software documentation.

You will develop backend infrastructure for AI tools at Spotify, integrating LLMs and agentic workflows, while enhancing developer experience and ensuring system reliability.

As a Senior Backend Software Engineer, you'll develop robust backend services, manage APIs, and optimize infrastructure while collaborating with teams for scalable software solutions.

Design, develop, and maintain backend systems, build REST APIs, and improve existing systems in a collaborative environment.