Top Senior Level iOS Developer Jobs in San Francisco Bay Area, CA

Senior Software Engineer on the App Health team at Roblox responsible for improving performance and stability of client applications. Collaborate with teams to enhance app performance across platforms and ensure efficient development practices. Requires 5+ years of experience in consumer applications for various platforms and proficiency in C++, Lua, and performance optimization.

Principal Software Engineer, iOS with 14+ years of experience in developing mobile applications for the iOS environment. Responsible for creating high-performance mobile apps and building new products. Strong understanding of Objective-C Runtime, OS internals, multithreading, and performance optimization.

Develop and implement new ad formats and templates, collaborate with product teams, maintain automated testing strategies, mentor junior engineers, engage in code reviews, and align technical solutions with business needs.

As the Lead Client Platform Engineer, spearhead the design, deployment, and management of client platforms, collaborate with stakeholders and senior leadership, ensure security and compliance, automate tasks, and stay updated on industry trends.

Square is seeking a Lead Engineer for the iOS Checkout team to design, write, and review critical code, coordinate junior engineers, and collaborate with mobile and API peers to build user-friendly checkout experiences. Responsibilities include leading technical systems, leveraging iOS expertise, shaping the codebase, fostering engineering excellence, and collaborating with cross-functional teams to enhance the Cart Platform.

Design and develop new user-facing features for the Affirm app, maintain existing features, and collaborate with cross-functional teams to drive product enhancements. Conduct technical interviews and contribute to core architectural decisions.

Seeking a talented and motivated Mobile iOS Engineer with 8+ years of experience to develop features and functionality for a native iOS app. Responsibilities include building core services, improving infrastructure, and collaborating with various teams to deliver world-class experiences to customers.