Latest Data Science Jobs

Member of Technical Staff, Training Infra Engineer

This role involves designing and writing high-performance software for training AI models, improving training infrastructure, and collaborating with top researchers. You will work on state-of-the-art models and contribute to both engineering and research efforts.

Cohere London, United Kingdom

Remote Permanent

Forward Deployed Engineer, Agentic Platform (Europe)

This role involves working closely with enterprise customers to design, build, and deploy AI-powered agents that solve complex business problems. You will lead the development of agentic workflows using LLMs, ensuring reliability, security, and performance, while also contributing to the North AI workspace platform.

Cohere 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

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

Senior Research Scientist, Model Evaluation

This role involves creating new evaluation benchmarks for large language models (LLMs), working with cross-functional teams to refine evaluation methods, and building scalable tools to measure model performance. The focus is on advancing the state-of-the-art in LLM evaluation and ensuring rigorous, repeatable assessments.

Cohere London, United Kingdom

Hybrid Permanent

Software Engineer Intern (Winter 2027)

As a Software Engineer Intern, you will work on building user-facing products, scaling API platforms, designing data pipelines, and implementing scalable services. You'll have the opportunity to contribute to high-impact projects and collaborate closely with experienced team members.

Cohere London, United Kingdom

Remote Internship

Software Engineer, Integrations

This role involves building and maintaining integrations for Cohere's North AI workspace platform, ensuring seamless connections with external tools and data sources. Responsibilities include owning the integration pipeline, creating tests, and supporting other engineers in adding new integrations.

Cohere London, United Kingdom

Remote Permanent

Machine Learning Intern/Co-op (Winter 2027)

As a Machine Learning Intern, you will design, train, and improve cutting-edge AI models, develop novel research ideas, and build training/deployment pipelines. You will work closely with product teams and experienced senior staff, contributing to the development of safe and efficient AI solutions.

Cohere United Kingdom

Remote Internship

Senior Full-Stack Engineer, North Admin

This role involves building and shipping features for Cohere's AI workspace platform, North, developing autonomous agents that interact with sensitive enterprise data, and collaborating with researchers to productionize state-of-the-art models. The role requires strong full-stack coding abilities, experience in fast-paced environments, and a focus on security and privacy.

Cohere London, United Kingdom

Remote Permanent

Applied AI Engineer, Agents & Automations

This role involves building and improving AI-powered product experiences within Cohere's North platform, focusing on creating reliable and user-friendly AI agents and workflows. Responsibilities include designing new interfaces, building evaluation systems, and working closely with product, design, and customer teams to enhance AI reliability and user trust.

Cohere United Kingdom

Remote Permanent

Forward Deployed Engineer - London

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 real-world feedback into product and model improvements. Success is measured by production adoption and measurable impact on customer workflows.

OpenAI London, United Kingdom

Hybrid 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. Work closely with research and infrastructure teams to debug and optimize performance across custom supercomputing environments. Focus on low-level systems, hardware awareness, and real-time insights into complex distributed workloads.

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 on optimizing large-scale compute clusters, developing APIs, and collaborating with research teams to push the boundaries of AI infrastructure.

OpenAI London, United Kingdom

Permanent

Software Engineer, Codex Core Agents

This role involves designing and building the infrastructure that powers Codex agents in production, 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