Top Software Engineer Jobs in London

The role involves developing remote development capabilities in Kubernetes, focusing on user experience, continuous improvements, and platform security.

The role involves enhancing the quant platform, optimizing processes, collaborating with teams, and ensuring quality code with a focus on data integration in a financial context.

The Software Engineer III (Backend) develops complex software solutions, leads projects, collaborates with teams and creates technical documentation while adhering to best practices.

Develop and maintain features for a notification platform, upgrade applications, enhance monitoring, and support migration for a public sector client.

The Data Development Integrator manages vendor relationships, drives engineering triage, promotes collaboration within the team, and improves data quality through effective management of vendor datasets.

The role involves building and improving observability systems for large-scale infrastructure, focusing on telemetry, monitoring, and operational reliability. Candidates should have deep experience in observability and large-scale data pipelines.

Develop and maintain a scalable research platform supporting distributed computation, large-scale backtesting, and rapid experimentation. Build user-friendly, reusable APIs and libraries, integrate research workflows with production deployment, and ensure high code quality via automated tests and CI/CD. Collaborate closely with researchers and engineering teams to design and implement new framework features.

The role involves building infrastructure for AI agent execution environments, ensuring system reliability and optimizing performance at scale.

Join a team building a foundational React Native platform at Hargreaves Lansdown, focusing on architecture, testing, and developer tooling.

Canonical seeks open-source enthusiasts to optimize Ubuntu for new silicon technologies, collaborating with teams and customers to enhance software quality and performance across various platforms.

The Software Engineer will design, develop, and support the MEMX Trading system software, focusing on production support during US evening hours.

The Software Engineer will develop AI solutions for defense, implement engineering patterns, collaborate with teams, and ensure high-quality code and deployments.

Dragonfly is seeking Software Engineers for various portfolio companies, focusing on crypto technologies. Engineers of all experience levels are needed across multiple stacks.

Seeking software engineers with at least 2 years of production backend experience, interested in crypto and blockchain technologies, for roles with portfolio companies.

The Software Engineer on Mission Dev will build custom applications, design data pipelines, and collaborate closely with clients to solve complex challenges. Responsibilities include direct customer engagement and contributing to team growth.

Design, build and maintain infrastructure tooling for deployment, observability, orchestration, disaster recovery and CI/CD to support scalable, highly available production systems and customer integrations.

The role involves building a large-scale event streaming platform, mentoring teams, supporting cloud-based technologies, and developing streaming applications using tools like Kafka and Flink.

The Software Engineer will develop high-performance trading systems for OTC operations, optimize trading infrastructure, and collaborate on trading strategies and workflows.

As a Software Engineer, you will design and build scalable systems for AI transcription models, improve architecture and collaborate with teams to ensure performance and stability of cutting-edge technology.

Join Checkout.com as a Golang Software Engineer, focusing on enhancing payment success rates through innovative software solutions, collaboration across teams, and applying cutting-edge technologies.

Build and maintain low-latency, high-throughput backend trading systems in Java. Develop order booking, execution, real-time risk and valuation features, optimize distributed systems for performance, and apply TDD/BDD, CI/CD and DevOps practices to deliver resilient 24/7 trading functionality.

Build and maintain APIs and systems for money movement, debug production issues, mentor engineers, and collaborate with stakeholders.

Software Engineers at Zopa focus on building scalable microservices and solving financial problems, working collaboratively with various teams.

The Software Engineer role involves developing high-quality web and mobile applications, collaborating with cross-functional teams, and ensuring core engineering practices while maintaining a strong user focus.

As a Software Engineer Consultant, you will design, develop, and maintain secure software systems for public safety, working closely with clients and multidisciplinary teams.