Senior AI Research Engineer: LLMs, RL & Agents

Oliver Bernard partners with a stealth-mode AI start-up in London, seeking a Senior AI Engineer. You’ll join a team working on cutting-edge research across LLMs, reinforcement learning and agentic systems, blending rigorous research with strong software engineering.

The role focuses on building AI agents, developing feedback loops, and conducting AI research, applying expertise in LLM training, RL, post-training or evaluation to tackle ambitious problems.

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