Artificial Intelligence Jobs

• United Kingdom
• Remote
• Permanent

Builds core platform foundations covering workspaces, user management, API keys, login, analytics and admin tooling, or generic resource and permissioning services used by product teams. Works on systems on the path of every request for millions of users, scoping changes in a large existing codebase, rolling out safely and debugging from customer reports and logs. Backend leaning with Python, shipping customer-facing features end to end.

OAuth · SSO · SCIM +2

• London
• Mid-level
• Permanent

Design and build distributed failure detection, tracing, and profiling systems for large-scale AI training workloads, identifying slow or faulty nodes and surfacing performance bottlenecks. Work deep in the stack across collective communication, parallelism, fault tolerance, and observability, collaborating with systems, infrastructure, and research teams to evolve the training platform.

• London
• Hybrid · 3 days in office
• Senior
• Permanent

Lead end-to-end deployments of frontier models for strategic customers, owning discovery, scoping, system design, build and production rollout. Build full-stack systems in Python or JavaScript, embed with customer teams and feed field insights back to Research and Product. Requires Spanish fluency and up to 50% travel.

LLMs · Generative Models

• London
• Hybrid · 3 days in office
• Mid-level
• Permanent

Builds and scales the infrastructure that trains and deploys AI agents, spanning a novel in-house container orchestration platform, FastAPI and gRPC APIs, and Terraform-managed cloud systems. Works closely with researchers on large-scale training runs and with product teams launching agentic products to hundreds of millions of users.

Kubernetes · FastAPI · gRPC +7

• Munich - Berlin - London - Paris

The listing is a template with the role overview, day-to-day and requirements sections left as placeholders, so the actual responsibilities are not described. It sits within a defence AI company working on reinforcement learning, distributed systems and generative AI, with teams across Munich, Berlin, London and Paris.

• Barcelona, Spain

Design, train and deploy reinforcement-learning controllers for robots operating in complex, unstructured real-world environments, owning the full pipeline from physics-based simulation to hardware deployment. Work spans sim-to-real transfer, domain randomisation, vision-based perception and sensor fusion, combining learned policies with classical control under tight hardware constraints.

MuJoCo · Isaac Gym · Isaac Lab +5

• London
• Hybrid
• Director
• Permanent

Owns the architecture, strategy and integrity of safety cases for robotaxi and OEM ADAS products, defining top-level claims, argumentation structures and evidence traceability. Sits independently from Engineering and Product, providing expert challenge and oversight across AI/ML, systems, validation and operational safety. Requires deep safety-case and systems engineering expertise in safety-critical domains.

ISO 26262 · ISO 21448 · ISO/PAS 8800 +2

• London
• On-site
• Permanent

Frontline IT support role troubleshooting hardware, software and network issues for employees, managing vendor relationships and equipment inventory, and improving onboarding and device imaging workflows. Requires strong macOS expertise plus identity and device management tools like Azure AD, Jamf and Intune, working closely with Security, Facilities and People Ops in a fast-paced environment.

Azure AD · Jamf · Intune +4

• London
• Hybrid
• Mid-level
• Permanent

Builds and operates the platform that deploys, configures and manages models across ChatGPT, spanning deployment orchestration, rollouts, operational automation and capacity management. Works with research, infrastructure and product teams to turn complex operational processes into reusable, scalable platform capabilities, with a focus on reliability, observability and developer experience.

ChatGPT · GPU

• London
• Hybrid · 3 days in office
• Senior
• Permanent

Lead complex end-to-end deployments of frontier models for strategic customers, owning discovery, scoping, system design, build and production rollout. Build full-stack systems in Python or JavaScript, embed with customer teams, and feed field insights back into product and model roadmaps. Hybrid London role with up to 50% travel.

LLMs · Generative Models

• London
• Hybrid · 3 days in office
• Permanent

Partner directly with engineering organizations to design, build, and deploy AI-powered software development workflows using Codex, from use-case selection through prototyping, evaluation, and production rollout. Combines hands-on coding in Python with customer leadership, building evaluation harnesses, integrations, and reusable architectures while feeding deployment insights back to Product and Research teams.

Codex · OpenAI · OpenAI Cookbook

• United Kingdom
• Remote
• Permanent

Backend-leaning full-stack role building and maintaining a platform on top of cutting-edge voice models used by millions, adding product functionality and integrations, and strengthening internal infrastructure for scale, performance and security. Engineers collaborate with Frontend, Growth and Sales teams, with staffing flexible across projects.

Kubernetes · Stripe

• London
• Director
• Permanent

Owns a small portfolio of complex enterprise accounts, driving the full sales cycle from pipeline generation to deployment of AI products. Partners with researchers, engineers and solution strategists on customer programs while carrying a consumption revenue target and forecasting. Requires deep technical fluency and executive-level relationship building.

OpenAI

• United Kingdom
• Remote
• Permanent

Build and maintain front-end and back-end components of a generative AI voice product suite used by millions, shipping end-to-end features with high ownership. Work spans Python, TypeScript/React, APIs, cloud infrastructure and large-scale datasets, collaborating with Engineering, Growth and Sales in lean autonomous teams.

Python · TypeScript · React

• London
• Remote
• Lead
• Permanent

Hands-on principal IC role owning the ML platform that lets researchers and product teams train, serve and deploy generative models. Work spans research infrastructure, production serving, internal tooling and agent-oriented automation, with a focus on reliability, scalability and GPU/cloud resource efficiency. Distinct for its systems-generalist framing rather than pure ML engineering.

Kubernetes · Terraform · Datadog +4