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🥝 C++ Standard Library Performance Engineer

APPLE | london, United-Kingdom | Posted May 27, 2026

Job Description

C++ Standard Library Performance Engineer

London, England, United Kingdom Software and Services

The C++ Language team at Apple is looking for a software engineer to develop and enhance Apple’s C++ standard library (“Libc++”) that ships on Apple’s platforms, with a main focus on performance. Libc++ is a core part of Apple's developer tools and Xcode IDE, used internally to build Apple's software stack and externally by millions of developers. The position provides the opportunity to learn and make changes to the Apple C++ compiler (“Clang

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