Top Software Engineer Jobs in London

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

Design, develop, and deploy scalable SaaS applications while implementing DevOps practices, ensuring high performance, and collaborating with the product team to enhance user experience.

As a Software Engineer on the Agent Engineering team, you'll design and build AI agents to enhance customer interactions, collaborating with various industries and addressing complex challenges.

The Staff Software Engineer will lead cross-functional teams to deliver impactful features for the Flights platform, enhancing customer experiences while managing complex technical initiatives.

As a Senior Software Engineer on the Flights team at Perk, you will own the entire lifecycle of software features, collaborate with cross-functional teams, and drive innovative solutions to enhance customer experience in flight booking by solving complex problems and improving system reliability.

Software Engineers at PDT develop and maintain trading systems, risk controls, and post-trade technologies while collaborating with internal users to define requirements and implement solutions.

The Software Engineer will develop high-quality responsive UIs for web/mobile, conduct user research, optimize applications, troubleshoot issues, and conduct code reviews.

The role involves building self-service platform services using Go, automating operational workflows, scaling Kubernetes, and ensuring reliability in cloud environments.

As a Software Engineer - Platform, you will develop core data and software platforms, designing systems for complex datasets and collaborating with scientists to streamline data usage.

As a Software Engineering evaluator, you will curate code examples and evaluate AI-generated code for efficiency while collaborating with cross-functional teams to enhance AI-driven solutions.

The Software Engineer will focus on AI-native engineering practices, build innovative interfaces for software delivery, ensure system reliability, and have a strong backend expertise, particularly in Go, with a production mindset.

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.

The Fullstack Growth Engineer will build user engagement and monetization systems, focusing on growth, ecosystem features, and collaboration across functions to enhance user success and revenue generation.

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.

Seeking a Software Engineer to develop high-quality web applications using Javascript and modern frameworks, working in an Agile, data-driven squad.

As a Software Engineer at Euphoric, you'll develop AI-driven features, collaborate across the tech stack, maintain quality code, and contribute to an innovative benefits platform.

Build and maintain backend-first features and integrations for Triptease's marketing channels. Work across the full stack (primarily backend), design scalable distributed systems, implement CI/CD on cloud platforms, collaborate closely with product teams, pair program, write tests (TDD), and contribute to squad strategy and product quality.

Build and maintain a mission-critical .NET enterprise platform and event-driven microservices. Implement Kafka-based integrations and CDC pipelines, write and tune SQL Server/T-SQL, containerize and deploy with Docker/Kubernetes, use Azure and CI/CD pipelines, diagnose production issues end-to-end, participate in Agile ceremonies, and collaborate with product, QA, DevOps and partners while supporting on-call rotations.

Build and maintain a mission-critical .NET enterprise platform and event-driven microservices. Develop features, integrations using Kafka, tune SQL Server, containerize with Docker/Kubernetes, deploy via GitHub Actions, work with Azure, participate in Agile ceremonies, perform on-call triage and collaborate across product, QA, DevOps and partner teams.

Work on core edge platform solving distributed-systems problems. Design and build production-quality code in C, C++ or Go, use containerized environments (Docker, Kubernetes), collaborate with product and technical leads, perform code reviews, and support team growth.

Design, develop, and maintain scalable web applications using .NET backend and Angular/React frontend. Collaborate on requirements, implement RESTful APIs, optimize performance, debug, maintain documentation, support end-users, and work within CI/CD and DevOps workflows.

Design, develop, customize and integrate Microsoft Dynamics 365 CRM/CE solutions. Build entities, forms, workflows, plugins, reports and dashboards using CRM SDK, C#, JavaScript, ASP.NET and SQL. Troubleshoot issues, estimate implementation approaches, collaborate with stakeholders, document solutions, and mentor junior developers. Banking domain experience preferred.

Design and lead frontend architecture and development for scalable, secure web UIs that integrate with embedded systems and cloud platforms. Build device provisioning, telemetry visualization, and remote management interfaces; optimize performance and accessibility; mentor engineers; collaborate across backend, hardware, and systems teams to deliver end-to-end solutions.

Design and develop scalable, secure frontend web applications for connected embedded systems. Lead frontend architecture, collaborate with backend/embedded teams, implement device provisioning, telemetry visualization, and remote management UIs. Optimize performance, accessibility, and maintainability; mentor engineers, participate in reviews, and drive frontend best practices.

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