Top Backend Developer Jobs in London

As a Senior Backend Engineer, you will design and implement scalable systems, lead the software lifecycle, modernize legacy components, foster collaboration, and mentor junior engineers.

The Senior Full-Stack Engineer will design and build scalable applications, manage cloud infrastructure, collaborate with teams, and innovate using AI in healthcare software.

As a Senior Backend Engineer, you will oversee critical systems, make architecture decisions, and enhance scalability and reliability for real-time video conversations.

The Senior Backend Engineer will design and develop backend features, ensuring infrastructure reliability and security, and support various teams within Popsa.

As a Backend Engineer, you will build payment infrastructure, tax engines, and systems for international commerce while collaborating with a team of experienced engineers.

As a Senior Product Engineer, you will lead backend development projects using Node.js and TypeScript on GCP, designing scalable systems for real-time data processing.

Own and operate scalable, secure backend systems powering monetisation: subscriptions, billing, entitlements, pricing, promotions, and in-app purchases. Improve reliability, observability, experimentation, and analytics to minimise revenue-impacting incidents and enable data-driven product decisions.

The Senior Backend Engineer will design and build systems for audiobook ingestion and delivery, contribute across the tech stack, and drive operational improvements while mentoring peers within a collaborative team.

As a Backend Engineer in the Data Platform, you'll design and build scalable data processing infrastructure, improve developer tools, and enhance system reliability and performance while collaborating with various teams at Spotify.

The Senior Back End Engineer will lead the development of a Sportsbook platform, design software solutions, improve system performance, and manage the development lifecycle.

The Senior Back-End Software Engineer designs, develops, and maintains scalable backend systems while taking ownership of the software development lifecycle.

The Lead Backend Engineer will design scalable backend systems, mentor engineers, integrate AI, and define architecture for Midnite's back office platform.

The role involves developing digital solutions, working in Agile environments, and collaborating in multi-disciplinary teams, focusing on Golang coding and testing.

As a Backend Engineer, you will build AI-first internal tools, develop data architecture, and automate processes for the commercial team.

The Backend Developer will engage in application development focusing on coding, debugging, and collaborating with cross-functional teams to provide technical solutions and improve backend infrastructure.

The Backend Engineer will design, develop, and deploy software solutions while mentoring juniors, ensuring high-quality and scalable products, and contributing to documentation and testing.

Responsible for building and optimizing backend services, managing data accuracy, database performance, design ingestion pipelines, and support AI workflows.

The role involves backend engineering, designing scalable systems, integrating AI, and consulting with clients on technical solutions while also requiring frontend contributions as needed.

The role involves leading backend-focused engineering initiatives, evaluating project impacts, and ensuring effective team collaboration within a high-performance engineering culture.

As a Staff Backend Engineer, you'll architect scalable backend systems, oversee technical decisions, mentor engineers, and optimize for performance and reliability.

As a Senior Backend Engineer, you will design and build resilient backend systems and APIs, own critical data pipelines, and prepare systems for future data growth while focusing on impact and customer outcomes.

Design, build, and operate backend services and APIs with a focus on data pipelines and system reliability within a small engineering team.

The Backend Engineer will develop and maintain backend services and data pipelines to support Miro's AI initiatives, ensuring scalability and reliability.

As a Senior Back End Engineer at Kyra, you will develop and manage backend services, handle infrastructure deployments, and maintain CI/CD pipelines while collaborating with cross-functional teams on product features.

Build and maintain backend services for iwoca's German market, owning projects end-to-end. Improve and automate operational workflows (underwriting, notifications, account management), evolve architecture for scale, advocate for engineering quality, and mentor teammates while reducing manual effort.