an open room
EngineeringOn-siteMid senior

Developer Experience / DevEx

Fractile · Bristol and London

Fractile builds chips and systems for very fast AI inference. Its Developer Experience team shapes how customers use the Fractile accelerator, and this role designs the tools that help LLM engineers find and act on performance gains without disrupting how they already work.

Apply on Fractile
Company
Fractile
Where
Bristol and London
Function
Engineering
Posted
1 week ago
Seniority
Mid senior
Work mode
On-site
Categories
AI & MLDeepTechSaaS

The role

What you’ll do

  • Spot where customers' engineers need better tooling to understand and tune their workloads
  • Design and ship tools that slot into an LLM engineer's existing workflow with a shallow learning curve
  • Gather and present information on how the system is actually being used
  • Work with teams across the company to keep the developer experience coherent

What you’ll need

  • Experience with inference frameworks such as JAX or PyTorch
  • Software development in Python, Rust, C/C++ or similar
  • Profiling and optimising code in CUDA, ROCm, OpenCL or similar
  • Monitoring and optimising LLM deployments of 50+ billion parameters

Good to know: Full time, based in London or Bristol. Equity, private medical, dental and vision, 25 days' holiday plus bank holidays. Some roles may need export-control eligibility checks.

Events for people in this role

Bristol events that suit this role. We haven't seen Fractile confirmed at these.

Wed2DecBristol Data Intelligence Network | Meetup | Dec 2026 DeskLodge HousePython eventAI & ML eventSaaS event
Wed25NovCoding Agents in Practice: Shipping Faster Without Shipping Worse AccentureAI & ML eventSaaS event
Wed2DecTwo Technologies, No Playbook: Governing the Quantum-AI Convergence Sloane Robinson BuildingAI & ML eventDeepTech event
Thu19NovNov'26: "Automation via fabric-toolbox" & "Fabric Apps When, Where & Why" EcosuretyAI & ML eventSaaS event
Wed25NovMicrosoft 365 Copilot User Group Aerospace BristolAI & ML eventSaaS event

About Fractile

DeepTech, AI & ML and SaaS. Backed by Accel (London), Kindred Capital and Oxford Science Enterprises. Stage: series_unknown.

Fractile: roles, events and backers →

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