Senior iOS Engineer, Passport & Commerce

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior iOS Engineer, Passport & Commerce based in the United States. This is a high-impact opportunity to build the iOS experiences that power account, identity, and commerce features for millions of users. You will join a newly established team shaping the technical foundations and roadmap for a growing product area. The role combines hands-on iOS engineering with end-to-end ownership of complex features, from technical design through launch and iteration. You will collaborate closely with backend, Android, web, product, design, and data science partners to deliver consistent experiences across platforms. As the team's iOS presence expands, you will help establish engineering patterns, raise technical standards, and influence key architectural decisions. This role is ideal for a senior engineer who thrives in a consumer-scale environment and enjoys building in an evolving, sometimes ambiguous space.