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Apple

# JavaScriptCore Security Engineer

Cupertino, United States of America Security 

Listed on Apple’s official careers site. Posted November 14, 2025. Check that it is still open and apply there.
[Apply on Apple’s careers site →](https://jobs.apple.com/en-us/details/200632324/javascriptcore-security-engineer)

[OpenNash Jobs](https://jobs.opennash.com/) / [Apple](https://jobs.opennash.com/companies/apple/) / JavaScriptCore Security Engineer

## Job description

In this role, you have the opportunity to help secure the JavaScriptCore virtual machine. The JavaScriptCore team at Apple is looking for system programmers with experience in security, especially in programming languages, compilers, and virtual machines. You will be working to deliver a more secure web for all Apple products both proactively, by ensuring new features are implemented securely, and reactively, by responding to and addressing JavaScriptCore’s unique security challenges.

The work is challenging, and the impact and reach are large. Join us!

## At a glance
- Posted by the employer: Nov 14, 2025
- First seen by OpenNash: Jul 10, 2026
- Last checked: Oct 18, 2026
- Listed for: 338 days
- Location: Cupertino, United States of America[Apply on Apple’s careers site →](https://jobs.apple.com/en-us/details/200632324/javascriptcore-security-engineer)

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OpenNash lists jobs from employers’ own careers sites and does not handle applications.
Dates come from the employer where stated; “first seen” and “last checked” are our own observations.

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