Fractile is hiring

Senior Systems Software Engineer
London, United KingdomComputer Hardware Manufacturing 51-200 Employees
Apply on Fractile Careers

5 Facts You Should Know About Fractile

1
Closed $220M Series B (May 2026) — Led by Accel, Factorial Funds, Founders Fund; ~$1B post-money valuation.
2
Anthropic in early talks — Reportedly buying Fractile chips for Claude inference; Anthropic ARR passed $30B in March 2026.
3
In-memory compute architecture — SRAM cells + compute logic on-die removes DRAM dependency that bottlenecks GPU inference.
4
Up to 25× faster inference — One-tenth the cost vs incumbent GPU hardware (earlier 100×/10× claim).
5
Founded 2022 by Walter Goodwin — Oxford PhD; £100M UK expansion announced February 2026 across London + Bristol.

The Role

Senior Systems Software Engineer
  • Engineer core firmware and systems software for AI inference racks, ensuring robust, secure operations.
  • Build management controllers for bare metal, RTOS, embedded Linux — close collaboration with hardware.
  • Shape the reliability and security of our groundbreaking AI inference chip systems, from bring-up.

Core Skills

CRustZephyrEmbedded LinuxOscilloscope

Core Competencies

Firmware DevelopmentEmbedded Systems DesignEmbedded Linux DevelopmentBoard Bring-UpHardware-Software Integration

Apply for this role

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