Senior iOS Engineer

Mozilla

CANADARemoteFull-time2026-11-05 → 2026-11-10

Core

Design, write, maintain, debug, and profile software for large iOS and iPadOS applications.

Role type

Senior IC iOS engineer

Builds

Native iOS and iPadOS applications

Domain

Mobile development

Required skills

Swift, HTTP, HTML, JavaScript, unit testing, integration testing, code reviews, bug fixing, application stability monitoring, open-source collaboration

Preferred skills

mentoring, working with geographically distributed teams

Technologies

Swift, iOS, iPadOS, HTTP, HTML, JavaScript

Responsibilities

Design, write, maintain, debug, and profile software for large iOS and iPadOS applications; Perform code reviews, fix bugs, and create and maintain unit and integration tests; Monitor application stability, address crashes, and uphold software quality standards; Craft experiments to better understand how users interact with the applications; Collaborate with other teams, mentor colleagues, and work effectively with a geographically distributed team; Work openly as part of Mozilla's open-source project and engage with its global community.

About Mozilla

Mozilla exists to build the Internet as a public resource accessible to all because we believe that open and free is better than closed and controlled. When you work at Mozilla, you give yourself a chance to make a difference in the lives of Web users everywhere. And you give us a chance to make a difference in your life every single day. Join us to work on the Web as the platform and help create more opportunity and innovation for everyone online.