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

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.

Own the iOS mobile roadmap and technical strategy for Superhuman Mail. Lead high-impact, cross-team engineering initiatives; define the mobile platform’s architecture, technical foundations, and one-to-two-year investment roadmap. Partner with product and engineering leadership on strategy and execution, mentor senior engineers, drive cross-functional alignment, and improve team delivery through AI-native development practices while maintaining high-quality user experiences.

Own the iOS mobile roadmap and technical strategy for Superhuman Mail. Lead high-impact, complex engineering initiatives; define the mobile platform’s architecture, technical foundations, and one-to-two-year vision; partner with product and engineering leadership on strategy and execution; mentor senior engineers; drive cross-functional alignment; and promote AI-native software development practices while delivering reliable, high-quality mobile experiences.

Develop and maintain foundational iOS infrastructure, networking, architecture, UI frameworks, and shared components used by Lyft mobile engineers. Collaborate across engineering and design teams to define mobile architecture, improve developer productivity, reduce development friction, support iOS engineers, and contribute to open-source projects. The role emphasizes scalable, reliable Swift code, clean APIs, mentoring, documentation, and leading projects from concept through completion.

Design, architect, implement, and optimize high-performance iOS camera features (primarily Objective-C). Develop and launch stable mobile features, collaborate with Design, perform code reviews, and leverage AI tools responsibly to accelerate development while ensuring performance, security, and production quality.

As a Staff Software Engineer (iOS), you will collaborate with teams to build mobile solutions for media manipulation, promote code quality, and shape the technical vision of VSCO's mobile platform.

Lead architecture, build, test, and scale Gusto's iOS app and mobile infrastructure. Improve build pipelines, automated testing, release processes, and foundational services (push, accessibility, localization). Collaborate across product, design, security, and infrastructure teams; prototype, iterate, and launch customer-focused features while mentoring engineers.

Designs, develops, tests, debugs, documents, and supports complex applications. Coordinates development tasks, manages technical project-plan components, evaluates technology solutions, and collaborates with development, operations, technology teams, business units, clients, and vendors. Leads less experienced staff, drives milestones, assesses risks, maintains controls, and recommends process or technology improvements while supporting multiple complex projects.

Lead hands-on development of user-facing Android and iOS applications, taking ownership from design through production release. Build maintainable, well-tested features, optimize performance, debug unfamiliar systems, and manage app-store publishing. Collaborate with product, design, backend, and users in an agile, remote environment. Use AI coding agents responsibly to accelerate implementation, testing, reviews, infrastructure work, and incident investigation.

Build, test, release, and maintain native Android and iOS applications across a portfolio of consumer mobile products. Use Kotlin, Swift, modern mobile frameworks, automated testing, analytics, experimentation, and AI coding agents to deliver high-quality software. Collaborate with product, design, marketing, operations, and engineering teams, measure user impact, manage app-store releases, and adapt across codebases and product pods.

Lead the iOS engineering team and technical architecture for Aave App. Build secure blockchain functionality including wallets, private keys, transaction signing, RPC interactions, gas estimation, and onchain data flows. Establish standards for Swift and UIKit development, testing, observability, performance, release safety, and incident response. Remain hands-on with foundational architecture and security-sensitive features while mentoring engineers and partnering with product, design, backend, protocol, and security teams.

Own Android and iOS mobile development for a large consumer VPN product. Inherit and modernize existing codebases, integrate native VPN networking libraries, improve security, testing, CI/CD, release management, and app-store compliance. Collaborate with product, design, backend, DevOps, and marketing teams to deliver reliable user-facing features. Diagnose networking issues across mobile and Go components, optimize connection performance, and use AI coding agents responsibly.

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.

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.

Develop and maintain iOS applications, ensure performance, collaborate on features, mentor junior engineers, and implement CI/CD practices.

As a Lead iOS Engineer, you'll code, analyze systems, enhance an iOS SDK, mentor other developers, and ensure robust software practices.

As a Senior iOS Engineer, you will develop and enhance the iOS SDK, collaborate with teams on features, and provide mentorship.

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.

Develop business applications for iOS using Objective C and Swift. Requires 5 years of experience and a BSCS degree.

As a Staff iOS Engineer, you will lead mobile app architecture, collaborate with teams, improve development practices, mentor engineers, and stay updated with industry trends.

Lead technical strategy for iOS platform, build key infrastructure, ensure engineering excellence, and mentor senior engineers.

Lead architecture and development of Credit Genie’s iOS apps using Swift (Swift 6). Implement UX from design mocks, collaborate with product/marketing/engineering, improve development practices, mentor engineers, contribute across the development lifecycle, and evaluate emerging technologies to scale the app.

Lead development of the companys first iOS app, owning architecture, state, navigation, offline support, CI/CD and App Store delivery. Build polished Swift/SwiftUI user experiences, collaborate with design and product, use AI coding tools to iterate quickly, and establish mobile standards and tooling as the team grows.

The role involves designing, developing, and maintaining iOS applications, driving technical architecture, and promoting knowledge sharing within the team.

Lead development and improvement of a production iOS app used by tens of thousands. Own architecture, UI, networking, local persistence, and automated tests. Collaborate with Android and backend teams, diagnose async and device-specific issues, use Xcode Instruments, CI, and crash/analytics tooling, and drive product-minded technical decisions.