Top Senior iOS Engineer Jobs in San Francisco, CA

As a Staff iOS Accessibility Engineer at Square, you'll build core UI frameworks and design tools for scalable and accessible design systems across mobile apps. This role involves collaborating with design teams, ensuring a cohesive user experience, and empowering engineers to adopt these systems effectively while focusing on accessibility needs.

As a Software Engineer for iOS at Notion, you'll collaborate with engineers and cross-functional partners to enhance the iOS app, improve its performance, and maintain quality. The role involves deploying new versions and ensuring the app meets user expectations while working across multiple tech stacks including web technologies.

As a Staff iOS Accessibility Engineer on the UI Systems team, you will develop and maintain scalable UI frameworks, focusing on accessibility for Square's design system. You'll collaborate with designers and engineers to ensure a cohesive experience across platforms, provide support to product engineers, and drive the infusion of accessibility principles into the engineering culture.

As a Senior iOS Software Engineer at Cash App, you'll develop reliable payment transfer solutions and identity verification features for customers. Your work will involve building robust app features, improving code quality, and collaborating across teams to enhance the Cash App ecosystem.

The Senior iOS Engineer will lead engineering projects for Square's mobile applications, focusing on building and maintaining settings and configuration infrastructure. Responsibilities include collaborating with engineers and product teams, developing complex features, and responding to customer feedback to improve products.

Lead the engineering implementation of seller-facing projects for the Square Point of Sale mobile applications. Responsibilities include working on mobile apps, building resilient systems, collaborating with engineers and product teams, and improving products based on customer feedback.

The Principal iOS Engineer will own the architecture and performance of the iOS app, design and implement advanced features, collaborate with customers, and improve engineering practices. They will also lead research and development of mobile SDKs and ensure performance optimization with a strong focus on developer needs.

As a Senior Software Engineer for World ID, you will design, build, and maintain key software components. Your responsibilities include expanding enrollment, building SDK and cloud integrations, ensuring security and privacy, and supporting a decentralized platform for third-party developers. You will collaborate with various stakeholders to achieve high-quality software outcomes.

As a Senior Software Engineer in iOS Tooling at Lyft, you will work on the Mobile Infrastructure team to create and maintain foundational tools and services for iOS app development. Your role involves enhancing developer productivity, contributing to open source projects, and optimizing CI pipelines.

The Senior iOS Application Engineer will develop a cutting-edge AI-powered mobile app, collaborating with design and backend teams, architecting technical solutions, and driving the app development lifecycle from conception to App Store submission.

The Senior iOS Engineer will lead the architecture and performance of the iOS app, design new features, and implement engineering best practices. Collaboration with customers and cross-functional teams is essential for delivering a high-quality mobile observability SDK.

As a Senior iOS Software Engineer at Pinterest, you will build and maintain Pinner-facing frontend features in iOS, leading the entire product development process. You will collaborate closely with other teams and employ automated testing to ensure high technical quality in your work, while also suggesting innovative product ideas. Your role will allow you to grow as an engineer by engaging in impactful projects and leveraging new technologies.