Research Engineer (Synthetic Data & RL Environments)

Research Engineer (Synthetic Data & RL Environments)

Full-Time On-site
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About

Teaching a robot a new task usually takes hundreds or thousands of demonstrations, plus a round of task-specific training. This team is building the opposite: a foundation model that picks up a new manipulation task from far fewer examples, even when the objects have moved.

It’s an early-stage, stealth robotics startup with a small founding team. The model is transformer-based and trained largely in simulation, on large GPU clusters in the cloud.

This is an early hire to own distributed training end-to-end — scaling from tens of GPUs to potentially thousands, with the freedom to challenge the existing stack and shape long-term infrastructure decisions. A hands-on IC seat, not a management one.

What you’ll do

  • Own distributed training infrastructure and scale it across large GPU clusters
  • Push training from tens of GPUs to hundreds, and eventually potentially thousands
  • Improve GPU utilisation, throughput and end-to-end training efficiency
  • Optimise networking, storage, checkpointing and data pipelines for large jobs
  • Profile and optimise across the full training stack
  • Make long-term infrastructure and tooling decisions
  • Potentially support cloud inference and deployment as the product develops

What you’ll need

  • Hands-on experience training large transformer models across multi-node GPU clusters
  • Deep distributed-training experience (PyTorch, NCCL, DeepSpeed, Megatron-LM/FSDP)
  • Cloud-based GPU workloads, ideally AWS
  • A track record improving utilisation, networking, storage, checkpointing and reliability
  • Strong enough to lead this area independently and level up the existing team
  • A hands-on IC who still wants to write code
  • Happy to work on-site five days a week in London (visa sponsorship and relocation available)

Bonus

  • Large-scale VLA or robotics model training
  • Large-scale computer vision transformer training
  • Foundation model or LLM training infrastructure
  • Ability to contribute to model architecture or transformer design

Shortlisted candidates will be contacted within 48 hours.

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Research Engineer (Synthetic Data & RL Environments) employer: Axiōma Search

Axiōma Search is an exceptional employer for those passionate about machine learning and time-series forecasting. With a collaborative work culture that prioritises innovation and employee growth, team members are encouraged to explore new ideas and technologies while benefiting from a global network of experts. Located in Europe, the company offers unique opportunities for professional development and the chance to make a significant impact in the field of AI.

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Contact Details:

Axiōma Search Recruitment Team