Mozilla - IT - Software Development

Lead strategic user research for Firefox, shaping product vision through mixed-methods studies. We seek an expert with 7+ years experience in both qualitative and quantitative research within agile product development. This remote role in the US/Canada offers a comprehensive benefits package, inc...

Join Mozilla's mission to safeguard the open internet as a Staff Security Engineer. You will embed security into Firefox and other critical products through threat modeling, code review, and penetration testing. This remote role requires 5+ years in application security, proficiency in Python/Go/...

Join Mozilla's Localization Team as a Senior Software Engineer. Develop key Python/JavaScript tools like Pontoon and contribute to i18n/l10n standards for Firefox. Enjoy a remote role with excellent benefits, including bonuses, comprehensive healthcare, and wellness stipends. Collaborate with a g...

Join Mozilla's OS Integration team as a Senior Windows Software Engineer. You will enhance Firefox for Windows, working on low-level systems programming in C/C++. This remote role in the US/Canada offers a chance to improve the browser for millions, with great benefits like bonuses and comprehens...

Join Mozilla's OS Integration team as a Firefox OS Integration Engineer, specializing in crash reporting on macOS. You will develop and maintain low-level crash reporting systems using Rust/C++, working within a distributed, open-source environment. This role offers competitive benefits, includin...

Join Mozilla's OS Integration team as a Firefox macOS Engineer. You will enhance Firefox's stability, performance, and security on Mac, using C++, Rust, and Objective-C. This remote role in the US/Canada offers a competitive package, including bonuses, comprehensive benefits, and professional dev...

Join Mozilla to enhance Firefox development workflows as a Senior Software Engineer. You'll build and optimize CI/CD systems using Python, JavaScript, and cloud services like GCP/AWS. This remote role offers great benefits, including bonus plans, comprehensive healthcare, and a strong focus on de...

Join Mozilla's Firefox Enterprise team as a Senior Software Engineer. Develop and ship key OS integrations for large-scale deployments using C++, Rust, and JavaScript. Collaborate with a global team to enhance security, administration, and the user experience for millions.

Join Mozilla's Firefox Performance team as a Senior Software Engineer. You will optimize the browser's speed across Windows, Android, Linux, and macOS using C++ and other languages. This remote role in Canada requires 5+ years of experience, strong debugging skills, and a commitment to open web v...

Shape the future of AI-powered browsing as a Staff UX Designer for Firefox. You'll design elegant, scalable features that balance trusted UI patterns with bold innovation, all rooted in privacy and simplicity. This high-impact role requires 7+ years of product design experience, a focus on ethica...

Lead the strategy for AI-first experiences at Firefox as Director of Product Management, Generative AI. You will define the vision and roadmap, leveraging cutting-edge AI to solve user problems while upholding core values of privacy and user control. This remote role in the US or Canada requires ...

Lead the modernization of Mozilla's Identity and Access Management (IAM) platform as a Staff Software Engineer. This senior role requires 10+ years of experience, including deep IAM/IdP expertise with Okta or Google, and proficiency in Python and cloud-native tech. You will architect a scalable, ...