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Fractile logo
Featured employer Series A On-site
Artificial Intelligence Founded 11-50 employees

Fractile

Bristol, UK
View 33 open roles Follow Visit www.fractile.ai ↗
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33
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No disclosed salaries
Hiring activity
Quiet
0.2 roles/week
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.

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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.

Artificial Intelligence Hardware Acceleration Machine Learning
33 open

Open roles

See all 33 →
Fractile logo

Embedded & Low-Level Software Engineer - Early Career

Work on low-level software for AI accelerator chips, including Linux kernel drivers in Rust, firmware, ML inference kernels, and security features. Develop software ahead of hardware using simulators, debug across hardware-software boundaries, and contribute to first silicon bring-up. Role involves deep system-level programming and close collaboration with hardware teams.

Fractile United Kingdom
Fractile logo

Silicon Infrastructure Engineer

This role involves developing and maintaining infrastructure tooling for silicon design, focusing on EDA workflows, build systems, and compute environments. The engineer will create cacheable, reproducible workflows, support EDA tools across the chip lifecycle, and manage cloud or on-premise infrastructure using IaC. Work includes deployment, monitoring, and optimisation of high-performance computing systems used by silicon engineering teams.

Fractile London, United Kingdom
Hybrid Permanent Clearance Required
Fractile logo

Semiconductor Product Engineering Team Leader

Leads semiconductor product engineering for AI accelerator chips, driving test strategy from DFT through high-volume manufacturing. Oversees internal teams and external partners to ensure silicon readiness, yield optimization, and robust test coverage across advanced CMOS and packaging technologies. Focuses on PCIe Gen6, LPDDR, and high-speed IO interfaces in a full-stack hardware-software environment.

Fractile Bristol, United Kingdom
On-site Permanent
Fractile logo

Manufacturing Operations Technical Programme Manager – Silicon and Packaging

This role involves managing the end-to-end technical programme for silicon production and packaging, from wafer fabrication through to packaged delivery. The person will coordinate across foundries, OSATs, internal teams, and contract manufacturers, ensuring technical milestones, schedules, and risks are tightly managed. They will also help shape scalable programme management practices within a fast-growing hardware and AI startup environment.

Fractile Bristol, United Kingdom
On-site Permanent
Fractile logo

Lead Physical Design Engineer

This role involves leading the end-to-end physical implementation of advanced ASIC/SoC chips, from synthesis and floorplanning to sign-off, with a focus on optimising performance, power, and area. The engineer will work closely with RTL, DFT, and process teams, using EDA tools and advanced AI techniques to enhance design quality and productivity. Full-chip ownership and collaboration across disciplines are key aspects of the position.

Fractile London, United Kingdom
On-site Permanent
Fractile logo

Lead Physical Design Engineer

This role involves leading the end-to-end physical implementation of advanced AI accelerator chips, from synthesis and floorplanning to sign-off, with full responsibility for PPA optimisation, power integrity, and physical verification. The engineer will lead teams, mentor junior staff, and develop EDA flows using tools like Innovus and Fusion Compiler, while collaborating closely with RTL, architecture, and DFT teams. A key focus is leveraging AI-driven methodologies to enhance design quality and productivity in a tightly integrated full-stack environment.

Fractile Bristol, United Kingdom
On-site Permanent
See all 33 roles →

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 19 roles

Work policy

Hybrid
1
Office-based
18
Across 19 roles

Role types

  • permanent 19
Primary hiring location

Most of Fractile's open roles on Semiconductor Jobs are based in Bristol.

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 Artificial Intelligence, Hardware Acceleration, and Machine Learning.

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 Semiconductor Jobs?

Fractile has 33 open roles on Semiconductor Jobs right now. Browse the full list above and apply directly.

Is Fractile actively hiring?

Yes — Fractile is hiring quietly on Semiconductor Jobs, averaging 0.2 roles posted per week (1 in the last 30 days).

Does Fractile hire remotely?

Of Fractile's 19 open roles on Semiconductor Jobs, 1 hybrid and 18 office-based.

Does Fractile publish salaries?

Not consistently — Fractile's live roles on Semiconductor 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 Semiconductor Jobs are based primarily in Bristol. Check individual listings for remote or hybrid options.

What role types does Fractile hire for?

Fractile's 19 open roles on Semiconductor Jobs include 19 permanent.

Where Fractile hires

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