Staff iOS Software Engineer, Product Platform

Block·Bay Area, CA, United States of America·Posted 14 September 2026

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About the role

The team Product Platform builds the foundations behind Cash App and Square. We own shared systems, abstractions, and tools that help product teams build high-quality iOS experiences with speed, consistency, and confidence, while shaping how AI-native development is adopted across our engineering organizations. The role As a Staff iOS Engineer on Product Platform, you will be a hands-on technical leader and a multiplier for iOS engineering. You will identify important problems that do not yet have clear ownership, prove a direction through hands-on work, and create systems that other teams can adopt. You will influence iOS architecture, developer experience, performance, reliability, security, and product quality across multiple teams. This is an individual contributor role with organization-level scope. Your goal is not to become a permanent bottleneck. You will create leverage through clear interfaces, strong documentation, sound technical decisions, and new technical leaders. You will Build and evolve the iOS platform Own and evolve foundational iOS systems, such as application architecture, navigation, deep linking, dependency management, lifecycle management, and shared user…

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