123K–144K USD / year
Senior Mobile Engineer, iOS
MobileRemote — worldwide
Published on 2026-09-24
These details were extracted automatically from the original listing. They may not be complete or fully up to date — it's worth checking the original job post.
About this role
The Senior Mobile Engineer for iOS will be responsible for developing and enhancing Thunderbird’s iOS application. The role requires close collaboration with various teams to ensure a high-quality user experience while maintaining security and performance standards.
About the company
Mozilla builds open-source products and technologies, including Firefox, that prioritize privacy, security, and an open internet.
Stack
SwiftSwiftUIiOS frameworks
What you'll do
- Build and refine mobile products and platform architecture
- Improve scalability, performance, and user experience
- Maintain strong debugging and testing practices
- Document technical decisions and system architecture
- Resolve complex issues involving performance and security
- Collaborate cross-functionally from investigation through delivery
What we're looking for
- 7+ years of professional software development experience
- 3+ years in mobile application development
- Strong experience with Swift and iOS frameworks
- Familiarity with mobile security principles
- Ability to work independently and collaborate across teams
- Excellent async written communication skills
Nice to have
- Familiarity with App Store compliance guidelines
- Experience with open-source projects
- Proficiency in additional languages such as French or German
Benefits
- 24 days PTO per year
- Company-provided laptop
- Annual bonus program
- Monthly remote work stipend
- Access to learning platforms