Staff Mobile Engineer, iOS

Mozilla • Toronto, Ontario, Canada • Posted March 19, 2026

Location Toronto, Ontario
Job Type Full-time
Category Computer Occupations
Posted March 19, 2026

The Opportunity

:

The Staff Software Engineer, Mobile is a senior individual contributor who brings deep iOS expertise to the design, development, and evolution of Thunderbird’s iOS application. This role works on complex and ambiguous technical problems, leads significant mobile initiatives, and contributes to architectural decisions in collaboration with other senior engineers and engineering leadership.


You’ll work closely with mobile engineers, product management, UX, and other partners to deliver high-quality iOS experiences that meet high standards for performance, reliability, accessibility, security, and maintainability. The ideal candidate demonstrates deep mobile expertise, collaboration with engineering leadership and peers, ownership of technical decisions, and the ability to influence, mentor, and guide the work of other engineers.


You’ll play a critical role in delivering exceptional user experiences by translating strategy into a...

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