Top Backend Developer Jobs in London

As a Senior Product Engineer, you'll build AI-powered workflows, enhance billing infrastructure, and ensure the reliability of production backend systems while collaborating with a small cross-functional team in a fast-paced environment.

The role involves designing scalable Node.js services for AI voice applications and optimizing AWS infrastructure for high-concurrency healthcare needs.

Lead assessment and redesign of backend architecture to improve reliability, scalability, multi-tenancy, and security. Design core abstractions and pipelines with platform/infrastructure teams, set technical direction for scaling to thousands of customers and tens of millions of documents, raise engineering standards, and ship production-grade systems while remaining hands-on.

The Senior Back-End Software Engineer will implement features, improve logic, write integrations with APIs, and contribute to design discussions within a startup environment.

As a Senior Backend Software Engineer at Zipline, you will enhance engineering practices, develop tooling for CI/CD, and integrate AI to improve quality and speed in software delivery.

The Backend Developer will design and deliver backend services using Kotlin/Java, contribute to architectural decisions, ensure code quality and technical documentation, and collaborate with stakeholders in a healthcare SaaS environment.

As a Backend/Fullstack Engineer at Hook, you'll design and build product features, manage architecture, review code, and improve processes, focusing on both frontend and backend development using Python and React.

The Backend Engineer will improve Spotify's core infrastructure systems, focusing on reliability and scalability for content delivery management and central services.

As a Product Engineer at V7, you'll develop APIs, scale multi-modal data handling, manage infrastructure, and enhance AI model applications.

The Expert Backend Engineer will develop and maintain large-scale components for cloud security, emphasizing clean, efficient code and collaboration with teams.

Design and develop components of Ripple's identity platform, focusing on authentication and authorisation, while using AI tools. Lead projects and collaborate with teams.

The Fullstack Engineer will focus on product software engineering, agents framework engineering, and R&D in AI and cybersecurity. Responsibilities include hands-on engineering, testing, and integrating AI Agents into existing systems.

As a Senior Backend Engineer, you'll develop features using Python and various AWS services, focusing on AI-driven solutions for the insurance sector.

Design, implement, and deploy scalable backend systems for AI tools in a financial context. Collaborate on architecture, code quality, and data management.

As a Backend Engineer, you will design and implement APIs, maintain AWS infrastructure, manage databases, and work with cross-functional teams to enhance Pelago’s core services.

Develop and maintain backend components of Tether's platform, focusing on new products, scalability, and security. Collaborate with various teams to implement solutions and improve existing services.

As a Senior Backend Developer, you'll develop and maintain backend services, ensuring security, scalability, and implementation of new products while collaborating with teams to enhance user experience.

As a Backend Engineer at Tether, you'll build scalable backend solutions, ensuring security and responsiveness while working with Node.js and microservices architecture.

The Software Developer will enhance liquidity access, develop data feeds, and ensure software stability while collaborating across teams. Responsibilities include coding, testing, and production support.

As a Backend Engineer at Rive, you will build and scale cloud services, develop APIs, maintain web applications, and improve system observability. You'll work collaboratively with customers and ensure code maintainability.

The Senior Backend Engineer will develop scalable APIs and backend systems for a multimodal AI platform, focusing on design, deployment, and collaboration with various teams.

Design, build, and maintain backend services for WalletConnect Pay. Collaborate cross-functionally, lead architecture decisions, and own services end-to-end.

The Backend Engineer will design and operate reconciliation systems, improve workflows, and collaborate across teams to enhance Grafana's operational efficiency for customer-facing stacks.

As a Senior Backend Engineer, you'll develop Grafana's next-generation storage, oversee critical systems, mentor peers, and drive feature development in a remote environment.

Design and maintain backend services and RESTful APIs, collaborate with cross-functional teams, and scale infrastructure in a fast-paced environment.