Senior Machine Learning Engineer
R
RunwareArtificial Intelligence
United Kingdom, Core hours for teamworkFull-TimeSenior
Salary not disclosed
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Job Details
- Required Skills
- PythonMachine LearningPyTorchC++
Requirements
- Deep, hands-on expertise in Python and PyTorch
- Demonstrated experience building ML applications and models from scratch
- Hands-on experience writing GPU kernels in CUDA/C++ or Triton
- Low-level experience with model internals such as diffusion models
- Experience with low-level PyTorch tooling like torch.compile
- Practical experience fine-tuning large models using LoRA, PEFT, or adapters
- Real, verifiable project history demonstrating technical contributions
- High ownership and ability to operate in a fast-paced startup environment
Responsibilities
- Integrate open-source and third-party models into our inference platform
- Lead fine-tuning initiatives using LoRA, adapters, and PEFT
- Optimise inference workloads for latency, batching, memory efficiency, and throughput
- Benchmark model quality vs cost vs performance across modalities
- Improve inference startup times and stability under high load
- Build evaluation frameworks and internal tooling for model validation
- Collaborate with Infrastructure and Backend teams on scalable serving systems
- Monitor production performance and drive continuous optimisation
- Mentor engineers and raise the ML engineering bar
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