Senior Software Engineer, Firefox Desktop

• Work on the Desktop Integrations team, focusing on installs, updates, and integrating Firefox with different OS platforms such as Windows and macOS. • Contribute to architectural discussions and drive feature development within a geographically distributed team. • Take ownership of complex bugs and lead efforts to improve the Firefox experience for hundreds of millions of users.

• Bring 3–5 years of experience as a Software Engineer. • Have experience with systems-level programming on at least one major platform such as Windows or macOS. • Demonstrate solid programming skills in C/C++. • Communicate and collaborate effectively, especially in distributed teams. • Break down technical work and make steady progress within project timelines. • Bring a collaborative mindset and a desire to contribute to team success.

• Have programming experience in Rust. • Bring experience working with Windows and/or macOS APIs at a low level such as Win32 or Cocoa. • Have additional experience with Linux or macOS internals. • Have contributed to open source projects.

• Contribute to the development and improvement of Firefox features related to installs, updates, and OS integrations. • Help implement enhancements to the Firefox installation and update experience, using data insights to guide development. • Tackle platform-specific challenges in low-level operating system integration on Windows and/or macOS. • Collaborate with your manager and teammates to scope and prioritise work in alignment with team goals. • Participate in code reviews and contribute to technical discussions with peers. • Take ownership of complex bugs and lead efforts to improve the Firefox experience for hundreds of millions of users. • Work closely with a geographically distributed team in a highly collaborative environment.

• Receive generous performance-based bonus plans. • Access rich medical, dental, and vision coverage. • Benefit from generous retirement contributions with 100% immediate vesting. • Enjoy quarterly all-company wellness days. • Take country-specific holidays plus a day off for your birthday. • Receive a one-time home office stipend. • Use an annual professional development budget. • Receive a quarterly well-being stipend. • Take considerable paid parental leave. • Participate in the employee referral bonus programme. • Access additional benefits including life/AD&D, disability, and EAP (varies by country).

Mozilla Corporation is a non-profit-backed technology company that has shaped the internet for the better over the last 25 years. It makes pioneering brands like Firefox, the privacy-minded web browser, used by more than 225 million people worldwide each month. Wholly owned by the non-profit 501(c) Mozilla Foundation, Mozilla isn't beholden to shareholders — only to its mission to make the internet better for people.