Research Engineer / Scientist, Post-training & Reinforcement Learning - London
H Company is hiring for Research Engineer / Scientist, Post-training & Reinforcement Learning - London in Hybrid London. Mid level. First seen August 6, 2026; open as of November 13, 2026. Jobs taken straight from company career pages — no aggregator in between.
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- Company
- H Company
- Where
- Hybrid London
- Level
- Mid
- First seen
- August 6, 2026
- Listed via
- Ashby
What the posting says
You have a strong research engineer / scientist mindset with experience training and improving large language models at different scales in distributed computing settings whether that’s modelling, data collection, experimenting and ablating, implementing SOTA. TECHNICAL SKILLS: - You have strong programming skills in Python, Rust, or similar; and strong software engineering fundamentals building performant and reliable systems. - Proficient in deep learning frameworks (Pytorch, JAX, TensorFlow). - You can work on different layers of the stack from low-level training backends, data ingestion…
Read more and apply on H Company's site
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