Developer Experience Architect – AI Inference Tools

Fractile Ltd; Greater London; Hybrid; GBP 70,000 - 120,000; Full time

Benefits offered by this job

Equity

Hybrid work model

Competitive salary

Job summary

Fractile Ltd in the UK is seeking a Developer Experience Engineer to design and build tooling and workflows for running large language models on Fractile's inference hardware.

You’ll work across hardware and software teams, shaping APIs, writing quickstarts and tutorials, and acting as the external developer voice inside the company. Hybrid work includes three days onsite in London or Bristol.

Qualifications

• Strong software engineering fundamentals and experience building developer-facing tooling, SDKs, APIs, or platforms that other engineers depend on.
• Experience developing for inference hardware and/or GPUs (e.g. CUDA or ROCm).
• A good understanding of modern ML workloads and the practical challenges of deploying large language models to production.
• An instinct for reducing steps, surprises, and rough edges between a user and a working result.

Responsibilities

• Design and build the tools customers use to run, optimise, and monitor large language models on Fractile hardware.
• Build interfaces to diagnostic, profiling, and observability tools that help developers understand performance, debug issues, and optimise deployments.
• Write documentation, quickstarts, reference examples, and tutorials that define a developer's first and lasting impression of our platform.
• Act as the voice of the external developer inside Fractile — translating deployment pain into roadmap priorities.
• Collaborate with ML compiler, runtime, systems software, and silicon teams to shape APIs and abstractions early in the design process.

Job description

Fractile Ltd in the UK is seeking a Developer Experience Engineer to design and build tooling and workflows for running large language models on Fractile's inference hardware.

You’ll work across hardware and software teams, shaping APIs, writing quickstarts and tutorials, and acting as the external developer voice inside the company. Hybrid work includes three days onsite in London or Bristol.