Latest Software Engineering Jobs

Senior Forward Deployed Software Engineer

This role involves building and deploying AI-driven simulation applications that solve complex engineering problems across industries like aerospace, energy, and semiconductors. You'll work directly with customers and data scientists to design end-to-end tools, develop RESTful APIs in Python, and deploy physics-based microservices on cloud infrastructure. The role emphasizes rapid prototyping, user feedback iteration, and distilling cross-domain solutions into reusable platform features.

PhysicsX United Kingdom

Staff Software Engineer, Kubernetes Platform

This role involves owning and scaling the Kubernetes control plane for large AI training clusters, including customizing the scheduler for topology-aware ML workloads and ensuring high availability under extreme scale. The engineer will build core platform services like service discovery, develop controllers and operators, and collaborate closely with research and infrastructure teams. The position demands deep expertise in distributed systems, Kubernetes internals, and debugging complex production issues across cloud environments.

Anthropic London, United Kingdom £325,000 – £485,000 pa

On-site Permanent

Staff Software Engineer, Infrastructure (Distributed Systems)

Lead and architect large-scale distributed systems that support AI model training, serving, and security. Work closely with research and product teams to build reliable, scalable infrastructure on Kubernetes and cloud platforms. Drive technical strategy, mentor engineers, and improve operational resilience across high-impact systems.

Anthropic London, United Kingdom £325,000 – £390,000 pa

Senior Software Engineer, AI Inference Systems

This role involves building and optimizing AI inference systems for large-scale models using NVIDIA's latest GPU hardware. You'll work on high-performance inference stacks, GPU kernel optimization, compiler infrastructure, and benchmarking, while collaborating with cross-functional teams. The position emphasizes research contributions, open-source development, and deployment across multi-GPU and cloud environments.

NVIDIA PLN 292,500 – PLN 650,000 pa

Remote Permanent

Senior Software Engineer, AI Inference Systems

Design and optimize high-performance AI inference systems for large-scale models on NVIDIA GPUs, focusing on frameworks like vLLM, kernel optimization, compiler infrastructure, and distributed execution. Develop benchmarking methodologies, contribute to MLPerf, and integrate cutting-edge research into production software. Work across compiler, scheduling, and performance teams to push the limits of accelerated computing in multi-GPU and multi-cloud environments.

NVIDIA PLN 292,500 – PLN 650,000 pa

Remote Permanent

Senior Python Software Engineer - Security Cleared

This role involves building scalable backend applications and infrastructure to support AI and machine learning solutions. You will work closely with data scientists to integrate and operationalise ML models, develop APIs and software components, and ensure solutions are secure and maintainable.

Searchability NS&D London, United Kingdom £65,000 – £100,000 pa

Senior Software Engineer - AI Products SVP - Citi

This role involves designing and building production-grade AI software for enterprise use, focusing on Generative AI applications such as intelligent document processing, data extraction, fraud detection, and workflow automation. The engineer will solve novel, first-of-a-kind problems in a regulated banking environment, balancing model performance with resilience, explainability, and auditability. Work includes end-to-end ownership of technical solutions, from experimentation to deployment, within a collaborative, flat team structure.

eFinancialCareers London, United Kingdom

C# Developer - Front Office Engineering Hedge Fund - London - eFinancialCareers

This role involves designing, building, and enhancing high-impact trading and research platforms in a fast-moving, highly technical environment. You will work closely with quants, traders, and the CTO, contributing to core trading systems, front-office tooling, and data-driven applications using C# and .NET.

eFinancialCareers London, United Kingdom

On-site Permanent

Machine Learning Engineer

As a Machine Learning Engineer in Delivery, you will work closely with customers and internal teams to design, build, and test reliable, scalable ML pipelines. You will deploy production-grade tools, manipulate 3D data, and integrate models with simulations, traveling to customer sites for on-site collaboration.

PhysicsX London, United Kingdom

Applied AI Engineer, Codex

This role involves working directly with engineering teams to design and implement AI-powered software development workflows using Codex. The engineer will build prototypes, integrations, and evaluation systems, often leveraging Codex in their own development process. They will guide clients from experimentation to production deployment, ensuring measurable improvements in developer productivity and software delivery.

OpenAI London, United Kingdom

Hybrid Permanent

Applied AI Engineer, Startups (Codex)

This role involves working closely with startups to integrate Codex and other AI coding tools into their development workflows. Responsibilities include leading technical talks, workshops, and hackathons, building reusable tools, and translating customer feedback into product improvements.

OpenAI London, United Kingdom

Permanent

AI Engineer (Agentic Systems)

Design and build LLM-powered agentic workflows that help generate testable therapeutic hypotheses for rare diseases by reasoning over scientific data, knowledge graphs, and proprietary methods. Collaborate closely with drug discovery scientists and engineers to translate real-world problems into reliable, production-grade agent systems. Work within an existing agentic framework to enhance and scale AI-driven decision-making in drug discovery.

Healx Cambridge, United Kingdom

Hybrid Permanent

Senior Machine Learning Engineer - National Security (TIRE)

Develop and deploy advanced machine learning and AI solutions for national security challenges in collaboration with cross-disciplinary teams. Lead technical projects, build production-ready systems, and mentor junior staff. Work involves rapid prototyping, deploying scalable models, and translating research into operational capabilities with real-world impact.

The Alan Turing Institute Cheltenham, South West England, United Kingdom £57 – £62 pa

Contract

Technology Consultant

This role involves combining hands-on engineering with architecture, rapid prototyping, and technical consultancy. You will work on turning complex problems into credible solutions, provide technical thinking behind bids, and develop proofs of concept and MVPs. The position offers the opportunity to shape the technical direction of a growing business and explore emerging technologies.

Ncounter Gloucestershire, United Kingdom £70,000 – £90,000 pa

Senior Backend Engineer

Design and maintain large-scale, high-availability distributed backend systems for automated in-store order fulfilment. Integrate AI tools into development workflows, lead technical initiatives, and collaborate with product teams in an agile environment. Work across the full software lifecycle with a focus on cloud infrastructure, system resilience, and architectural evolution.

Ocado United Kingdom

Hybrid Permanent