Top iOS Developer Jobs in San Francisco Bay Area, CA

Develop and architect scalable iOS applications serving millions of users. Collaborate with Product, Design, and Engineering to deliver features, promote clean architecture and iOS best practices, monitor performance and crash analytics, and guide technical excellence. Requires strong Swift, SwiftUI, MVVM, API integration, persistence, testing, and code quality expertise.

Develop and maintain advanced iOS applications for iPhone and iPad using Swift and Objective-C. Responsibilities include implementing iOS SDK frameworks, RESTful and third-party API integrations, design patterns, unit testing, performance tuning, push notifications, version control, and continuous integration. Candidates must have managed at least one application released on the App Store.

Lead prototyping and development of complex Slack iOS experiences from concept through production. Partner with Product, Design, Backend, and mobile engineering teams on ambiguous, cross-functional initiatives. Shape product direction, establish mobile engineering best practices, optimize performance and reliability, influence technical decisions, and mentor engineers. The role requires deep Swift and modern iOS expertise, strong architectural knowledge, and the ability to lead organization-spanning initiatives.

Own and scale native iOS products from concept through launch and growth. Collaborate with founders and designers to build polished experiences across iOS, Apple Watch, and CarPlay, make architecture decisions, apply user feedback and production data, and translate ambiguous problems into reliable products.

Develop and maintain Uber’s iOS Maps API layer and Map Display SDK. Design stable, ergonomic APIs, collaborate with mobile feature teams, write Swift and Objective-C code, diagnose performance and concurrency issues, and contribute to technical design and code reviews. The role requires building well-tested, backward-compatible frameworks used across Rider, Driver, and Eats applications.

Lead the technical direction and delivery of Bitcoin and stablecoin experiences for iOS across Cash App, Square, and Bitkey. Build and ship complex features end to end, establish architecture and shared systems, integrate backend services, improve testing and release safety, and mentor engineers. Collaborate across product, design, Android, web, and backend teams while applying AI-assisted development practices and contributing to secure, reliable customer experiences.

Lead technical direction and hands-on development of Bitcoin and stablecoin iOS products across Cash App, Square, and Bitkey. Own architecture, implementation, testing, service integration, rollout, observability, security, and post-launch improvements. Build foundational systems, mentor engineers, influence cross-team standards, collaborate across platforms, and integrate AI-assisted development tools while maintaining software quality and reliability.

Senior iOS Software Engineer responsible for building and shipping successful iOS applications, collaborating with product and design, improving a large modular codebase, and mentoring junior engineers. The role requires strong problem-solving, technical writing, ownership, and initiative. Core technologies include Swift, SwiftUI, and iOS development; React Native experience is a plus.

Develop and ship high-performance iOS applications and camera experiences for Snapchat. Responsibilities include designing and implementing tested Objective-C software, launching features, evaluating technical tradeoffs, collaborating with Design, conducting code reviews, and using AI tools while maintaining strong standards for correctness, security, performance, and scalability.

Build and evolve Notion’s iOS platform, including shared frameworks, architecture, testing, build systems, observability, CI/CD, and release-quality tooling. Partner with mobile AI and core product engineers to improve developer workflows, evaluate iOS capabilities, and drive adoption of platform standards. Use AI tools and agents to enhance engineering productivity while supporting a reliable mobile application used by millions.

Build and ship native iOS features in Swift, manage EAS builds and App Store submissions, and contribute to React Native and TypeScript code when needed. Work within Supabase and related backend systems, submit reviewed GitHub pull requests, debug test-user feedback, identify launch requirements, and communicate progress and blockers independently. This is project-based, part-time work reporting directly to the founder.

Build and maintain Stripe Identity mobile SDKs and verification experiences for iOS, Android, and React Native. Develop secure document and selfie capture flows, reusable APIs, integrations with backend services, and reliable mobile software. Improve performance, testing, observability, accessibility, release processes, and backward compatibility while collaborating with product, design, machine learning, backend, and research teams.

Develop and release scalable mobile features primarily with React Native and TypeScript for iOS and Android. Integrate React Native into existing native applications, build native modules, make architecture decisions, optimize performance and accessibility, and contribute to testing, CI/CD, monitoring, documentation, and releases. Collaborate with product and engineering teams, conduct code reviews, mentor developers, support technical planning, and promote responsible use of AI-assisted development tools.

Lead the development of foundational iOS platform systems, shared frameworks, developer tools, architecture standards, and multi-quarter migrations across Cash App and Square. Drive performance, reliability, security, testing, observability, release safety, and AI-assisted development practices. This hands-on individual contributor role influences multiple teams, develops technical leaders, and partners broadly to improve iOS engineering quality, productivity, and product outcomes.

Develop and architect scalable iOS applications used by millions of customers. Lead mobile engineering practices involving clean architecture, dependency injection, performance optimization, testing, reliability monitoring, and maintainable code. Collaborate with Product, Design, and Engineering teams to deliver features, stay current with iOS technologies, and promote technical excellence across the iOS engineering community.

Lead iOS engineering for the Subscription Growth team, building and improving premium subscription experiences, paywalls, upsell experiments, and promotional offers. Develop high-quality, testable solutions, refactor architecture, support automated app builds and releases, and collaborate across iOS, Android, web, backend, and infrastructure teams. Provide technical leadership, mentorship, and guidance on design, security, testing, deployment, and rapid experimentation.

Develop and architect scalable iOS and Android applications using React Native and TypeScript within a brownfield native codebase. The role involves integrating native modules, making React Native versus native architecture decisions, improving performance and accessibility, reviewing code, supporting automated testing and CI/CD, mentoring developers, and collaborating with Product, Design, QA, Backend, and mobile engineering teams.

Owns the end-to-end development of iOS monetization experiences, including paywalls, pricing, subscriptions, upgrades, and purchases across global storefronts. Partners with product, design, analytics, finance, and legal to prototype, experiment, launch, and optimize reliable consumer-scale features. Responsibilities include architecture, performance optimization, staged rollouts, code reviews, mentoring, and advancing AI-native engineering practices.

Build and scale Airbnb’s AirChatUI AI prototyping harness and native macOS/iOS applications. Lead architecture and implementation across web prototyping, iOS deployment, AI agent integrations, AirChat tooling, and Kyber platform integration. Develop declarative UI features, collaborate with infrastructure, product, security, and design teams, and establish scalable iOS patterns. Enable designers and product managers to create production-oriented prototypes while maintaining quality, accessibility, performance, availability, and release standards.

Build, ship, and maintain scalable iOS features used by millions of users. Responsibilities include writing Swift code with modern iOS frameworks, designing reusable components, managing asynchronous workflows, improving performance and reliability, debugging production issues, contributing to architecture and testing strategies, participating in code reviews, and collaborating with product, design, and engineering teams through release and iteration.

Design, implement, test, release, and maintain scalable iOS application features. Collaborate with engineering and product teams, optimize application performance, produce documented code, estimate work, and maintain CI/CD pipelines. Requires strong Swift, SwiftUI, UIKit, concurrency, REST API, testing, Git, App Store submission, and continuous delivery experience.

Design, build, and maintain scalable, high-performance iOS applications using Swift. Deliver end-to-end features, integrate with back-end services, implement animations and Auto Layout, ensure test coverage and CI/CD, profile and optimize performance, and mentor team members.

Design, implement, and deliver complex projects for Uber’s experimentation platform. Build reliable, resilient features in the iOS Mobile SDK, collaborate with mobile engineering teams, and improve system reliability by identifying and fixing bugs. The role also contributes to platform tooling, automation, feature rollout, experimentation, and developer productivity at scale.

Senior iOS Developer to design and build secure, high-performance iOS apps using Swift (SwiftUI/UIKit). Implement webview integrations (WKWebView/ASWeb), ASWebAuthenticationSession for OAuth/SSO, JavaScript interop, and native features (camera, push, maps). Ensure responsive web content handling and secure data management. Remote role but must be Bangalore-based with weekly (~1 hour) client office visit to collect a device.

Lead the architecture and evolution of native iOS foundations supporting seller-facing applications. Identify systemic problems, define platform strategy and standards, build prototypes and reference implementations, lead multi-quarter migrations, and establish practices for quality, testing, observability, release safety, and maintainability. Develop senior engineers and create scalable ownership models across teams.