Compiler Security Engineer - C/C++, Languages & Runtimes
AppleCompiler Security Engineer - C/C++, Languages & Runtimes
AppleLocation
Cupertino, CA
Type
Full-time
Posted
9/15/2026
Compensation
Not listed
Job description
The Security Tools team at Apple is seeking software engineers to develop secure language features for C/C++ and enhance security features in the Clang compiler. This role involves collaborating with security and operating system engineers to shape the future of Apple's platforms, languages, and tools. You will be responsible for taking language features from concept to deployment, while also contributing to the Clang/LLVM open source project. The position offers an opportunity to improve the security of Apple's software stack and protect billions of devices.
Requirements
- Expertise in compiler design and implementation
- Ability to write secure and high performing code with C/C++
- Knowledge of memory safety and security
- B.S. in Computer Science or equivalent experience; advanced degrees welcome
- Experience working across organizational boundaries
- Knowledge of LLVM/Clang or open source development
- Knowledge of security mitigation and exploitation techniques
- Strong communication and teamwork skills
- Positive and respectful attitude in a diverse environment
Responsibilities
- Develop security-oriented language features for C/C++ in the Clang compiler
- Collaborate with security engineers and operating system engineers across Apple
- Take language features from concept and implementation to deployment
- Understand and improve the interplay between the compiler, operating system, and developer tools
- Contribute to the Clang/LLVM open source project
- Interact with the open source community and various programming language communities
Benefits
- Employees at Apple are often offered comprehensive benefits that support physical and mental well-being—flexible medical plans, confidential counseling, onsite wellness centers at major campuses, and resources for fitness and daily life. Families typically receive fertility support, paid parental leave with gradual return, caregiving leave, and dependent-care guidance, while financial perks commonly include stock grants (with purchase discounts), 401(k) matching, and income-protection coverage. Employees also see robust time off, Apple University learning and tuition reimbursement, donation matching and paid volunteer hours, and deep product and partner discounts.
H-1B filing history
Public USCIS petition and DOL LCA counts · latest USCIS FY2026, LCA FY2026
Filing entity: Apple Inc
As of Aug 23, 2026
Initial approvals
1,065
FY2026
Approval rate
99.0%
FY2026
LCA certified
9,221
FY2026
Entry-level share
5.6%
FY2026
Initial approvals YoY
+30%
Trend
LCA certified YoY
-35%
Trend
Initial approvals by fiscal year
Approval rate by fiscal year
Continuing vs initial approvals
LCA certified positions by quarter
LCA certified positions by fiscal year
Based on public USCIS and DOL filings; not a sponsorship guarantee.
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