💼 Full-Time Position

Senior Embedded Engineer (RTOS)

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Lumai
📍 oxford, england, United-Kingdom
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Location
oxford, United-Kingdom
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Posted
June 08, 2026
Type
Full-Time
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Full-Time Opportunity: This is a permanent, full-time position with a competitive package and real career growth potential.

Job Description

The Opportunity

Lumai is redefining how the world computes. We are an ambitious, venture-backed UK startup pioneering a breakthrough AI accelerator for data centers which uses 3D optical compute. Our radical technology uses light to perform computation at orders of magnitude faster speeds and at far greater scales than ever before, all whilst consuming far less energy than traditional approaches.

Lumai is unlocking performance and efficiency gains that could transform the economics of AI and compute infrastructure and reshape how intelligence scales globally.

If you are passionate about bringing groundbreaking technology to market, and want to be part of a team pushing the boundaries of what is physically possible, Lumai is where you can make it happen.

About Lumai

Founded in 2022, Lumai is a University of Oxford spinout using optical processing to accelerate large language models (LLMs) and other transformer-based AI sy...