Engineering Manager, Compiler & Performance Modelling

Engineering Manager, Compiler & Performance Modelling

Apply for the Engineering Manager, Compiler & Performance Modelling role at Flux Computing.

As our Engineering Manager, Compiler & Performance Modelling, you will lead the team building the compiler and performance modelling that drives our breakthrough technology.

The Role

You will lead and scale Flux’s Compiler & Performance Modelling teams, defining and pushing the boundaries of what’s possible with our OTPUs and delivering our compiler stack. You’ll define technical strategy, drive execution, and build a technically ambitious team.

Key Responsibilities

• Lead and grow a high‑performing performance modelling and compiler teams in a fast‑paced, high‑expectation environment.
• Own delivery of complex, cross‑functional projects across optics, hardware, and software that drive customer and business outcomes.
• Define the future performance of our OTPUs through detailed roofline, functional and performance modelling.
• Shape the engineering strategy and architecture, aligning current and future OTPU performance with Flux’s broader product roadmap and technical vision.
• Build organisational capacity by hiring exceptional engineers, mentoring emerging leaders, and establishing scalable processes.
• Drive quality and reliability across pre‑silicon emulation, compilation, and distributed inference.
• Partner cross‑functionally with optics, hardware, and software teams to bring the OTPU to market.

Skills & Experience

• Have 5+ years of experience managing engineering teams of 5‑10 in a high‑performance, fast‑paced environment. Experience in hyper‑scaling and managing managers preferred.
• Proven experience in ML or NPU compiler development and performance modelling, with hands‑on expertise in modern toolchains such as LLVM, MLIR, XLA/OpenXLA, SystemC, Gem5, or QEMU.
• Strong track record of leading world‑class teams and delivering customer and business outcomes.
• Thrive in ambiguity and can adapt quickly to rapidly changing conditions.
• Have experience closing competitive candidates for your team, and the ability to craft and convey compelling visions of the future.
• Have a strong coaching mindset and excel at guiding engineers to reach their peak potential.

Compensation & Benefits

• Starting salary of £208,000+ annual salary, depending on experience, skills, and location.
• Competitive stock options.
• Work from our HQ in King\’s Cross, right in the middle of London’s buzzing AI scene.
• Live within 45 minutes of the office? £24,000 location bonus to your salary.
• Visa sponsorship and full relocation support (UK and abroad).
• Full BUPA healthcare and dental cover.
• High‑spec tech for everyone – M4 Macs and M4 Pros for Engineers.
• Sony noise‑cancelling headphones and ergonomic setups.
• Personal company card for tools (e.g., ChatGPT Pro).
• Healthy, chef‑cooked dinners in the office every night.
• Monthly off‑site team socials.
• 25 days of paid holiday, plus all UK bank holidays.
• Access to in‑house 3D printer for personal or work projects.
• Cycle2work scheme.
• Coffee shop tab support.
• Pension plan and salary sacrifice options.

Seniority level

Mid‑Senior level

Employment type

Full‑time

Job function

Engineering and Information Technology; Industry: Semiconductor Manufacturing

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