Arm Performance Runtime Engineer (Open Source)

Company: Arm
Apply for the Arm Performance Runtime Engineer (Open Source)
Location: Cambridge
Job Description:

Arm is seeking an experienced performance engineer to advance compilers and managed runtimes on Arm. You will optimize language runtimes for Java, JavaScript, Python, Rust and more, profiling to remove bottlenecks and collaborating with hardware teams.

This role offers the chance to contribute to open‑source projects, work with upstream communities, and influence architecture features while delivering high‑impact performance improvements.

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Posted: September 22nd, 2026