Artificial Intelligence Jobs

• United Kingdom
• Hybrid
• Senior

Develops algorithms and optimizations for NVIDIA's LPX inference and compiler stack, building high-performance runtime and compiler components and mapping large-scale inference workloads onto future hardware. Works at the intersection of compilers, systems and deep learning, using LLVM/MLIR and frameworks like PyTorch and TensorFlow, and collaborates with hardware architects on codesign.

LLVM · MLIR · TensorFlow +3

• London
• Hybrid
• £165,000 – £190,000 pa
• Senior

Pre-sales architect role acting as a trusted technical advisor to large enterprises, helping them integrate and deploy Claude into their technology stacks. Involves technical discovery, designing scalable LLM architectures, building evaluation frameworks, and delivering content from engineering deep dives to executive conversations, working closely with Sales, Product and Engineering.

Claude · Claude API · Claude for Work

• London
• Hybrid
• £255,000 – £325,000 pa
• Senior

Product engineer building internal tools and platforms at the intersection of engineering, product, and design. You'll design, prototype, and ship full-stack features in Python, TypeScript, and React, working directly with users to spot patterns and build reusable primitives rather than one-off features.

Python · TypeScript · React

• London
• Hybrid
• Lead · manages people
• Permanent

Set technical direction for complex AI/ML projects, leading delivery of large-scale platforms in high-risk national security environments. Define roadmaps across multiple workstreams, justify architectural decisions to senior stakeholders, and coach engineers while building shared deployment and CI/CD infrastructure. Requires DV eligibility and occasional on-site client work.

Kubernetes · TensorFlow · PyTorch +1

• London
• Hybrid
• Lead · manages people
• Permanent

Lead the technical direction and delivery of complex AI projects for enterprise clients in financial and professional services, acting as primary technical authority from discovery to production. Balance hands-on full-stack work in Python and TypeScript/React with mentoring a squad of engineers and shaping reusable architecture. Distinct for its client-facing, highly regulated context and emphasis on safe, responsible AI deployment.

Python · TypeScript · React +3

• London
• Mid-level
• Permanent

Backend engineering role building and operating the distributed systems behind ChatGPT at significant scale. You'll write production code, design shared services and APIs, lead infrastructure migrations, and own production behaviour through monitoring, staged rollouts and incident response. Combines backend development with reliability and on-call work, closely partnered with product teams.

ChatGPT

• London
• Senior
• Permanent

Builds and operates shared multi-cloud compute platforms behind ChatGPT and the OpenAI API, spanning Kubernetes cluster lifecycle, upgrades, patching, capacity management, autoscaling and infrastructure automation. The role carries end-to-end production ownership, including on-call incident response, and focuses on reusable platform tooling across OCI, AWS and Azure rather than GPU optimization.

Kubernetes · AWS · Azure +2