Top Software Engineer Jobs in London

Build end-to-end features for a TypeScript/Node/Electron desktop app and IDE extension. Design integrations with Rust services and the Codex CLI, own IPC architecture, implement orchestration for long-running tasks, and improve observability, reliability, and performance while partnering with product and design.

Design and build distributed systems for large-scale AI training, focusing on performance, stability, monitoring, and debugging of infrastructure.

As a Software Engineer at Upvest, you will develop and enhance investment API infrastructures using Go, Docker, and Kubernetes while adhering to an agile methodology to improve reliability and performance.

The role involves implementing FX trading systems, designing system architecture, and collaborating with teams to enhance deliverables while following best practices and procedures.

The role involves hands-on implementation of FX trading systems, collaborating with multiple teams, designing system architecture, and enhancing deliverables while maintaining documentation and best practices.

This role involves hands-on development of FX trading systems, collaborating with teams to design system architecture, and enhancing quality deliverables while advocating best practices.

As a Backend Engineer, you will develop features using Java and collaborate with teams to improve applications' performance and scalability.

Responsible for delivering discovery work and technical improvements for the API Platform, enhancing developer experience, and collaborating with cross-functional teams.

Join Ebury as a Software Engineer to design, develop, and deploy scalable software solutions for a global financial platform while collaborating with cross-functional teams.

As a Software Engineer I at Axon, you'll engage in high-impact projects, develop AI-assisted software, collaborate on code reviews, ensure high code quality, and learn from experienced engineers.

As a Full Stack Software Engineer, you will develop features for the Mirror App, Mobile Apps, and web applications, collaborating with product, QA, and customer support teams, while contributing to a revolutionary fitness technology.

Develop complex distributed systems using Java, Kafka, and Kubernetes. Mentor team members and contribute to all phases of the product lifecycle.

As a Full-Stack Engineer, you'll collaborate with the engineering team to design and launch products across the entire stack, from front-end to back-end and infrastructure.

As a Forward Deployed Software Engineer, you will work directly with customers to develop software solutions, utilizing full stack technologies and having autonomy over projects.

As a Software Engineer, you will develop solutions for a cutting-edge trading system, enhance a petabyte-scale data platform, and apply engineering best practices.

Maintain and improve PHP/Laravel applications and contribute to newer Python projects. Ship full-stack improvements, fix production issues, support security/compliance, and own small-to-medium projects while collaborating with the engineering team and participating in code reviews and sprint ceremonies.

As a Software Engineer, you will enhance TodayTix's e-commerce platform by ensuring its scalability, performance, and stability while collaborating with cross-functional teams and integrating GenAI technologies.

We are seeking an experienced Software Engineer to join our growing technology team focusing on Defence and Cyber Security projects.

Design, implement, and operate scalable systems and services across the full software lifecycle. Build proofs-of-concept, improve automation, maintain reliability and monitoring, participate in on-call duties, and collaborate with cross-functional teams to deliver high-quality software.

As a Full Stack Software Engineer, you will design, develop, and maintain scalable applications while collaborating across teams to enhance automation and workflows.

As a Software Engineer, you'll develop software for Ceph and distributed storage, collaborating with a global team to enhance cloud solutions.

As a Software Developer, support operational processing systems across various asset classes, ensuring data integrity and compliance while developing applications for post-trade operations.

Design and implement features in React Native for SDK and mobile applications, collaborating on technical requirements and enhancing app performance.

Design and implement robust Rust services for trading and payments while focusing on reliability and performance, collaborating on distributed systems architecture.

Design and implement robust Rust services and foundational libraries for Kraken's core infrastructure, ensuring security and maintainability while collaborating on distributed systems architecture.