Senior Software Engineer, Firefox Security

GBP 66K–87K / year

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Mozilla, a software company in developer tools and infrastructure, is hiring for the role of Senior Software Engineer, Firefox Security. The role is remote, and the posting gives United Kingdom as the location. Our labels mark it as a senior-level role in software engineering (general). The posting names C, C++, JavaScript and Rust. It asks for 3+ years of experience. Perks named in the posting: home office budget and learning budget. Mozilla has 23 open positions on this site, 15 of them in IT and engineering.

Posted 4 days ago · Last checked 2026-10-19

About Mozilla

Developer tools and infrastructure Software product company 23 open positions, 65% in IT and engineering. Most open roles: Software engineering (general) (27), Security (8), Sales (6).

All open jobs at Mozilla →

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