101 to 105 of 105 Research Scientist Jobs in London

professional services is being written today — and we’re just getting started. Role Overview As a Member of Technical Staff, Data & Evals in Harvey Research, you’ll build the data and measurement systems that power our post-training, benchmarking, and agent capability efforts. We recently post-trained our first … into training signals and rewards. These are tasks where correctness often can’t be verified automatically, so defining and measuring quality is a core research challenge. You’ll join a small, high-bar team of hands-on engineers and researchers, where each person owns a large part ...

Seldon is seeking a highly skilled researcher to join their Research team in London. You’ll build psychologically grounded models of user behavior and deploy them in live interfaces, shaping agent actions and outcomes. You’ll work with engineers to productionize your models and run human studies to validate … results. Ideal candidates hold an MSc/PhD or postdoc in related fields and have experience with decision-making research, RL or agent-based modeling. #J-18808-Ljbffr ...

Elsevier’s Platform Data Science team in London is seeking a Senior Data Scientist I to design, build, and evaluate advanced AI capabilities powering LeapSpace and related products. You will prototype AI workflows, integrate LLMs with scientific data, and help shape AI-powered discovery. You will collaborate across retrieval … generative AI, and evaluation frameworks, applying NLP, embeddings, RAG, and knowledge graphs to deliver high-trust research aids and scalable, production-ready solutions. #J-18808-Ljbffr ...

professional services is being written today — and we’re just getting started. Role Overview As a Member of Technical Staff, Modeling in Harvey Research, you’ll own how we adapt and improve leading open-weight models for legal work. We recently post-trained our first model built for legal … post-training recipe across SFT and RL, including reward design and verification for challenging, semi-verifiable legal tasks. You’ll help set the research direction and carry ideas from experiments through training runs to models used by customers. You’ll join a small, high-bar team of hands ...

Applied Geometry is hiring for a role focused on advancing AI biology through reinforcement learning and agentic systems. You will train agents, build environments, and define evaluation methods to distinguish real progress from shortcuts. Collaboration ...