Top Software Engineer Jobs in London

The Senior Software Engineer leads technical projects, mentors junior engineers, and designs high-quality software solutions in a SaaS environment.

As a Staff Engineer, lead the technical direction for the Financial Infrastructure team by designing cloud-based financial systems and mentoring engineering teams.

Responsible for building scalable distributed systems, mentoring teammates, innovating on technical solutions, and improving team processes. Requires expertise in backend languages, especially Golang and Typescript.

As a Senior Software Engineer, you'll build and own large sections of a digital pharmacy platform, focusing on functionality, code reviews, and 24/7 support within a small, remote team.

Develop, architect, and deliver software tools and services for internal processes. Collaborate across teams to enhance efficiency in operations and data management.

The role involves designing, developing, and maintaining high-throughput systems for the billing platform, collaborating with teams, leading technical discussions, and mentoring other engineers.

Join Reedsy to develop and improve a collaborative word processor, adding features and ensuring performance and security for users.

Develop and improve Firefox browser integration with operating systems, enhance security and usability for enterprises, collaborate with distributed teams, and fix software defects.

The Senior Software Engineer will implement features, collaborate with the developer community, and support product troubleshooting while utilizing expertise in Java, Python, and containerization technologies.

As a Software Development Engineer III at GoCardless, you will build reliable products, shape technical vision, and drive business outcomes through collaboration and innovative solutions.

As a Senior Software Engineer at Encord, you will build scalable backend systems for managing large datasets, ensuring performance and reliability.

The Senior Software Engineer will maintain the monorepo, develop customer-facing applications, drive architectural decisions, and collaborate with teams. Requires strong coding and SQL skills.

Lead the development of the cQuant platform by designing and implementing complex features, mentoring developers, and optimizing performance across full stack applications.

The Senior Engineer, Client Platform at Quizlet will design and maintain scalable systems for web and mobile clients while influencing cross-team decisions and driving improvements in processes and systems.

As a Staff Software Engineer, you will lead technical decision-making, contribute to product architecture, and enhance code quality in a data SaaS platform.

As a Senior Software Engineer in Platform Engineering, you'll design and maintain core platform services, drive the technical roadmap, mentor others, and ensure operational excellence.

As a Senior Software Engineer, you will design and develop the Metis system, ensuring operational integrity and quality, while addressing challenges in distributed systems and collaborating with teams.

The role involves designing and developing advanced pricing and risk platforms in financial markets, collaborating across teams, and promoting Agile methodologies while ensuring high-quality software delivery.

The Senior Software Engineer I will lead software projects, develop and enhance payment technologies, mentor team members, and define scalable systems.

As a Lead Software Engineer, you will oversee technical initiatives, mentor others, and deliver robust code in a fast-paced fintech environment, primarily using Java and cloud technologies.

As a Senior Backend Engineer, you will design and maintain scalable backend services for global search in HubSpot, collaborating with cross-functional teams and enhancing system reliability and performance.

The Senior Software Engineer will lead the delivery of software projects, practice TDD, mentor developers, and influence technical direction while writing code and collaborating with clients and teams.

As a Senior Software Engineer at FactSet, you'll lead the design and operation of developer platforms, write backend services, and manage infrastructure, all while collaborating with teams globally to improve financial data solutions.

The Senior Software Engineer will enhance a knowledge graph for user queries, integrate datasets, design infrastructure, and evaluate AI models.

Lead the architecture, design, and development of scalable data pipelines, mentor engineers, and guide technical strategy for FactSet's cloud services.