Latest data scientist Jobs

Head of Banking

Leads the development and execution of AI-driven transformation programmes for major banking clients, shaping go-to-market strategy and building senior-level relationships. Focuses on turning AI pilots into enterprise-wide impact across front office, risk, and operations. Involves mentoring teams, guiding multidisciplinary delivery, and elevating Faculty’s industry profile in financial services.

Faculty London, United Kingdom

Hybrid Permanent

Full-Stack Engineer (Backend Leaning) - Platform Engineering

This role involves building and maintaining the core platform that underpins ElevenLabs' products, focusing on user management, permissions, and resource management. You will work closely with sales, customer teams, and other engineering teams to ensure the platform is secure, scalable, and meets the needs of both internal and external users.

ElevenLabs United Kingdom

Remote Permanent

HPC Infrastructure Engineer - GPU Clusters

This role involves operating and improving NVIDIA GPU clusters, including provisioning, scheduling, monitoring, and capacity planning. You'll build automation, optimize performance, and handle hands-on hardware tasks to ensure reliable and fast compute for AI research.

ElevenLabs United Kingdom

Remote Permanent

Applied AI Engineer, Startups (Codex)

This role involves working closely with startups to integrate OpenAI's Codex into their development processes. Responsibilities include designing and leading technical talks, workshops, and hackathons, building reusable tools and resources, and translating customer feedback into actionable insights for OpenAI's teams.

OpenAI London, United Kingdom

On-site Permanent

Software Engineer, ChatGPT Infrastructure

Design, build, and operate scalable, reliable infrastructure supporting AI systems like ChatGPT and the OpenAI API. Focus on performance, observability, security, and automation while collaborating with research, product, and engineering teams. Improve developer experience and system resilience at global scale.

OpenAI London, United Kingdom

On-site Permanent

Software Engineer, Model Deployment- ChatGPT Engineering

Design and build software to manage large-scale GPU infrastructure supporting ChatGPT inference workloads. Develop internal platforms, automation tools, and AI-powered agents to improve fleet observability, reliability, and operational efficiency across thousands of GPUs. Collaborate with research, platform, and systems teams to optimize compute utilization and scalability.

OpenAI London, United Kingdom

Hybrid Permanent

Forward Deployed Engineer - London

This role involves leading end-to-end deployments of cutting-edge AI models into production environments for strategic customers. The engineer will work full-stack, building systems that integrate generative models while deeply collaborating with customer teams to understand needs and drive adoption. Success is measured through real-world impact and feedback that shapes product and model development.

OpenAI London, United Kingdom

Hybrid Permanent

Researcher, Training - London

A research-focused role advancing large language model development through architecture innovation, optimization, and scaling. The position involves designing and evaluating novel model architectures, debugging training regressions, and improving both model and computational performance. Work is integrated within a hybrid (3 days in-office) setup in London, contributing to core training infrastructure and flagship AI systems.

OpenAI London, United Kingdom

Hybrid Permanent

Applied AI Engineer, Codex

This role involves partnering with engineering teams to design and deploy AI-powered software development workflows using Codex, transforming how organizations plan, code, test, and deliver software. The engineer will build prototypes, integrations, and evaluation systems—often using Codex in their own development—while guiding customers from experimentation to scaled production adoption. The position emphasizes technical leadership, hands-on coding, and translating real-world deployment insights into product and model improvements.

OpenAI London, United Kingdom

Hybrid Permanent

Researcher, Frontier Risk Mitigations

This role involves identifying and mitigating emerging AI safety risks, developing new methodologies, and collaborating with experts across various domains to ensure the safety and alignment of OpenAI’s models. The researcher will play a critical role in defining best practices for AI safety and contributing to the company’s mission of building safe AGI.

OpenAI London, United Kingdom

On-site Permanent

Software Engineer, Platform Systems

Design and build distributed failure detection, tracing, and observability systems to ensure reliable, efficient training of large-scale AI models. Develop tooling to identify performance bottlenecks and faulty nodes across OpenAI’s custom supercomputing infrastructure. Collaborate closely with research and systems teams to evolve platform capabilities for frontier AI workloads.

OpenAI London, United Kingdom

Permanent

Forward Deployed Engineer - London (Spanish-speaking)

This role involves leading end-to-end technical deployments of cutting-edge AI models for strategic customers, from prototyping to production. The engineer will build full-stack systems, deeply integrate with customer teams, and translate field feedback into product and model improvements. Success is measured by real-world adoption and measurable impact on customer workflows.

OpenAI London, United Kingdom

Permanent

Researcher, Safety Training

This senior researcher role focuses on advancing AI safety through cutting-edge research and implementation. You will set research directions, collaborate with cross-functional teams, and ensure OpenAI's models are robust, safe, and aligned with ethical standards.

OpenAI London, United Kingdom

Permanent

Software Engineer, Agent Infrastructure

This role involves building and scaling systems to train highly capable AI agents and deploying them to millions of users. You will work closely with researchers and product teams, optimizing infrastructure for large-scale machine learning and developing novel solutions for agentic models.

OpenAI London, United Kingdom

Permanent

Software Engineer, Codex Core Agents

This role involves designing and building the infrastructure that powers Codex agents, focusing on sandboxed execution, orchestration, stateful workflows, and model rollouts. You will work on distributed systems, developer tooling, and AI to ensure Codex is fast, reliable, and secure.

OpenAI London, United Kingdom

Permanent