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Fractile logo
Featured employer Series A Hybrid
Hardware Acceleration Founded 11-50 employees

Fractile

Bristol, UK
View 6 open roles Follow Visit www.fractile.ai ↗
Open roles
6
vs previous 30 days
Salary range
—
No disclosed salaries
Hiring activity
Quiet
12-week rolling average
Open Hiring Score
Limited
Salary, role detail, work policy

Open Hiring Score grades how openly a company posts jobs — across salary disclosure, role detail, work policy and profile completeness on every published listing.

Open = full disclosure. Detailed = most jobs disclose. Limited = minimal disclosure.

Limited — minimal disclosure on salary, role detail or work policy across this company's jobs.

About Fractile

Fractile is a cutting-edge AI hardware and software company focused on building next-generation processors to accelerate the performance of large-scale AI models. Their mission is to revolutionize compute by delivering radically faster and more cost-effective solutions for advanced AI inference.

Hardware Acceleration Machine Learning Semiconductor
6 open

Open roles

Fractile logo

Senior ML Compiler Engineer

Design and develop a high-performance machine learning compiler stack for novel AI accelerator hardware. Work closely with hardware, runtime, and ML teams in a full-stack co-design environment to optimise execution of large language models. Define core compiler architecture including IR, optimisations, and lowering strategies from the ground up.

Fractile London, United Kingdom
Fractile logo

PCBA Product Engineer – AI Hardware

This role involves driving the industrialisation of high-performance AI accelerator PCBAs from prototype to mass production, ensuring manufacturability, yield, and quality. The engineer will work hands-on with Taiwan-based manufacturing partners, lead DFM/DFT reviews, resolve real-time production issues, and build scalable processes for high-layer-count, fine-pitch boards used in advanced AI hardware. Success is measured by smooth NPI transitions, high first-pass yield, and robust design-for-manufacturing practices.

Fractile United Kingdom
Fractile logo

Modelling Engineer

Develop pre-silicon software models for AI accelerator hardware to support architecture design, performance evaluation, and early software development. Work closely with hardware, software, and ML teams in a collaborative co-design environment. Models will inform product design and enable verification prior to fabrication.

Fractile London, United Kingdom
Fractile logo

Modelling Engineer

Develop pre-silicon software models of AI accelerator hardware to support architecture design, performance analysis, and early software development. Work collaboratively across hardware, software, and machine learning teams using a co-design methodology. Contribute to the development of high-performance computing solutions for large language models.

Fractile Bristol, United Kingdom
Fractile logo

ML Runtime Engineer

Develop and optimize the ML runtime stack for AI accelerators, integrating with open-source frameworks like PyTorch and vLLM. Work closely with hardware and software teams in a co-design environment to enable high-performance inference. Build low-level systems in Rust and contribute to cutting-edge AI infrastructure.

Fractile Bristol, United Kingdom
Hybrid Permanent
Fractile logo

ML Runtime Engineer

Develop and optimize the ML runtime stack for AI accelerators, integrating with open-source frameworks like PyTorch, vLLM, and SGLang. Work closely with hardware and ML teams in a co-design environment to deliver high-performance inference solutions. Build low-level systems in Rust while contributing to the full software stack for next-generation AI hardware.

Fractile London, United Kingdom
Hybrid Permanent

Why work here

  • ✓ Building something that doesn't exist yet
  • ✓ Full-stack approach to AI acceleration
  • ✓ Highly collaborative environment
  • ✓ Working with world-class technologists
  • ✓ Opportunity to shape the future of AI
  • ✓ Fast-growing team

Hiring at Fractile

Across 2 roles

Work policy

Hybrid
2
Across 2 roles

Role types

  • permanent 2
Primary hiring location

Most of Fractile's open roles on Artificial Intelligence Jobs are based in London.

Frequently asked questions

What does Fractile do?

Fractile is a cutting-edge AI hardware and software company focused on building next-generation processors to accelerate the performance of large-scale AI models. Their mission is to revolutionize compute by delivering radically faster and more cost-effective solutions for advanced AI inference. Fractile is active in Hardware Acceleration, Machine Learning, and Semiconductor.

What stage is Fractile at?

Fractile is at the series a stage, with £25M raised to date, founded 5 years ago in 2021.

When was Fractile founded?

Fractile was founded in 2021 — that makes them 5 years old.

How big is Fractile?

Fractile sits in the 11-50 employee band according to their public profile. Use this as a rough size signal — actual headcount can shift between disclosures.

How many jobs does Fractile have open on Artificial Intelligence Jobs?

Fractile has 6 open roles on Artificial Intelligence Jobs right now. Browse the full list above and apply directly.

Does Fractile hire remotely?

Of Fractile's 2 open roles on Artificial Intelligence Jobs, 2 hybrid.

Does Fractile publish salaries?

Not consistently — Fractile's live roles on Artificial Intelligence Jobs have minimal disclosure on salary, role detail or work policy. Check individual listings for specifics.

Where is Fractile hiring?

Fractile's open roles on Artificial Intelligence Jobs are based primarily in London. Check individual listings for remote or hybrid options.

What role types does Fractile hire for?

Fractile's 2 open roles on Artificial Intelligence Jobs include 2 permanent.

Where Fractile hires

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