Staff Engineer (ML Engineer)
Graphcore is a Bristol-based AI chipmaker (IPU accelerators), a SoftBank subsidiary and a Molten Ventures portfolio company.
Maintainer signals as of 8/23/2026
About Graphcore
Graphcore (graphcore.ai) is a British semiconductor company building Intelligence Processing Units (IPUs) for AI workloads. Founded in Bristol in 2016, it was acquired by SoftBank in 2024. It is a portfolio company of Molten Ventures.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You will validate machine learning systems across models frameworks and execution environments. You will run open source models build benchmarking pipelines create targeted tests and investigate correctness regressions numerical behavior and performance limits. You will use Linux and Python to analyze results and help ensure AI systems run reliably.
Requirements
- Strong experience in machine learning or ML-adjacent software engineering roles
- Understanding of neural networks training inference numerical precision and performance trade-offs
- Hands-on experience with PyTorch TensorFlow JAX Triton or similar ML frameworks and tools
- Strong Python skills for automation experimentation benchmarking and reporting
- Experience designing running and analysing ML benchmarks or model experiments
- Confident Linux debugging skills
Responsibilities
- Run open source ML models across frameworks and execution environments
- Build automated benchmarking pipelines and reports
- Create targeted tests for numerical precision quantisation attention mechanisms distributed execution and model subgraphs
- Design run and analyse ML benchmarks and model experiments
- Debug Linux systems and investigate model behavior and performance
- Validate system correctness and identify regressions and performance limits
Benefits
- Unlimited annual leave
- Up to 5% matched pension
- Phantom equity
- Flexibility in how and where you work
- Free food and an on-site barista
- Health cash plan
- Income protection
- Life assurance
- Optional private medical insurance and dental plan
