Intern - Swift Runtimes Engineer
Confirmed on the employer's own hiring board on Oct 30, 2026. First seen by Alion on Oct 29, 2026. Apple scores A on the Alion truth index.
The Swift Runtimes team at Apple is looking for an intern to contribute to our work on the Swift language runtime libraries. This position provides the opportunity to work with our world-class runtime engineers on code whose performance has an impact both across Apple's product range and in the wider Swift community.
Description
You will contribute to the evolution and development of the cross-platform runtime libraries that underpin the Swift programming language itself, and will have a chance to learn about the lowest level aspects of the runtime environment for a sophisticated modern programming language.
As a member of the Swift Open Source community, you will contribute code publicly to the Swift project repositories on Github, and will have access to technical guidance, code reviews and mentorship from other community members to help you grow and get valuable experience contributing to a large, popular, Open Source project.
The position is based on-site at Apple's London campus. We are looking for candidates with strong development skills and an interest in the low-level runtime aspects of programming languages.
Minimum Qualifications
Interest in low-level systems programming
Practical experience with C++
Basic knowledge of Swift
Strong communication and teamwork skills
Preferred Qualifications
Practical experience with Swift
Familiarity with x86-64 and/or Arm64 assembly language
Experience contributing to Open Source projects
Interest in compilers and programming languages
Development experience on multiple platforms