Top Software Engineer Jobs in London

The Software Engineer will work closely with AI researchers to develop scalable software integrating AI technologies, manage software lifecycle, and collaborate with cross-functional teams.

The Software Engineer in Product will design and implement user-facing systems for Boltz Lab, focusing on usability and integration of complex machine-learning and molecular modeling features.

As a Software Engineer in Infrastructure, you will design, implement, and maintain backend systems for Boltz Lab, ensuring reliable and scalable molecular modeling workflows.

The role involves designing and developing scalable software components for a Generative Physics platform, integrating AI and simulation tools, leading technical discussions, and mentoring other engineers.

Design and maintain codebase, tools, and services for training AI models. Write clean, efficient code and optimize distributed systems.

Lead architecture and platform strategy for high-volume, data-intensive distributed systems using Domain-Driven Design. Provide project-embedded consultation, define standards (naming, protocols, patterns), improve platform capabilities, and communicate technical decisions to stakeholders. Drive CI/CD automation, cloud-native operations, and reliability/availability-focused design while selecting third-party components and ensuring security-conscious engineering.

Join Isomorphic Labs as a Software Engineer focusing on data services. Collaborate with scientists and ML researchers on software platforms, enhancing drug discovery through data engineering and service-oriented architectures.

As a Full Stack Software Engineer at Stint, you will develop and maintain systems using our main stack of Python, Go, GraphQL, and Flutter. Collaborate with product and design teams to implement features and improve our AI-driven platform while ensuring clean architecture and fast deployment.

Own and productionize core localization systems (state estimation, mapping, calibration). Build monitoring, diagnostics, validation, and deployment tooling. Integrate sensors, tune performance, run regression testing, and iterate using data from real autonomous airport operations to enable driverless capability.

Design, build, and deliver modern C#/.NET applications and robust HTTP APIs. Contribute to event-driven and event-sourced architectures, implement CI/CD and continuous delivery, participate in agile teams, and own production performance, resilience, and platform capabilities for reuse and scalability.

As a Full-Stack Software Engineer, you will develop foundational systems, take ownership of projects, and improve the platform's performance and reliability in a collaborative environment.

Build complex UIs for visualising and annotating multi-modal data, render high-performance 3D/4D scenes, and collaborate within a team.

As a Backend Software Engineer, you will build scalable backend applications, influence product decisions, and work with cross-functional teams to achieve impactful results on Encord's AI platform.

Seeking a Full Stack Software Engineer to develop software systems for insurance operations, collaborate with teams, and enhance existing systems.

Design, develop, and maintain scalable backend systems (REST APIs, microservices) for payments, treasury, transactions, and crypto liquidity. Work on greenfield features and improve existing systems using Java 25, Spring Boot, Postgres, TDD, DDD and CI/CD in a fast-growing fintech.

Lead design and development of scalable full‑stack solutions for Warehouse Continuity in Supply Chain. Provide technical leadership, architecture, code reviews, mentorship, DevSecOps adoption, observability, and modernisation of integrations and legacy systems while collaborating with product and business stakeholders to ensure performance, security, and operational excellence.

Lead design and development of scalable full‑stack systems and integrations for supply chain/transport. Provide technical leadership, code review, mentorship, DevSecOps implementation, observability, and stakeholder collaboration to ensure robust, secure, and performant solutions.

As a backend engineer, you will develop database indexes, improve vector search capabilities, design indexing subsystems, and write efficient Java code in a collaborative team.

As a Software Engineer at Legora, you will build and implement features for a web platform, maintaining code quality and mentoring junior colleagues.

The Senior Backend Software Engineer will design, build, and maintain scalable backend systems. Responsibilities include collaboration with teams, API implementation, and ensuring best practices in software engineering.

As a Software Engineer (GenAI-Focused), you will enhance the DoiT Cloud Intelligence product, implement features, review code, and improve code health, focusing on AI and cloud technologies for cost optimization and performance.

As a Senior Backend Software Engineer, you will develop and maintain the SaaS platform, focusing on user-centric design and implementation using a variety of technologies. Your role involves collaborating with teams to meet customer needs and enhance the product.

As a Software Engineer Intern, you will develop data applications, refactor code, automate workflows on AWS, and collaborate with teams to enhance functionality.

The AI-Forward Software Engineer will develop production-grade AI and automation solutions, focusing on using AI tools throughout the software lifecycle, from design to deployment.

The role involves building GenAI solutions, using AI tools daily to enhance software engineering processes, collaborating with teams, and establishing AI architecture standards.