Top Senior iOS Developer Jobs

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.

Design, build, and maintain high-quality iOS applications for patient care. Lead architectural efforts, improve app performance, and mentor teammates.

Lead design and delivery of iOS client solutions, collaborate with cross-functional teams, mentor engineers, review code, drive platform initiatives, and advocate mobile best practices while ensuring high-quality Agile delivery.

Design, build, test, and maintain enterprise backend services and responsive frontends, plus native mobile apps for iOS and/or Android. Integrate with APIs, ensure security and performance, participate in architecture and CI/CD, and support deployments and production troubleshooting in an Agile environment.

Design, develop, test, and maintain enterprise Java backends and responsive frontends. Build and support native (iOS/Android) mobile apps, integrate with REST APIs, ensure security and performance, participate in CI/CD, DevOps, code reviews, and troubleshoot production issues while collaborating with product, UX, QA, and DevOps teams.

Design, build, test, and maintain enterprise web and mobile applications. Implement scalable Java/Spring Boot backends and responsive frontends. Develop native iOS/Android apps, integrate RESTful APIs, ensure security and performance, participate in CI/CD, code reviews, and production support.

Design, develop, test, and maintain enterprise backend services (Java/Spring Boot) and native or cross-platform mobile apps (iOS/Android). Build REST APIs, frontend interfaces, CI/CD pipelines, and ensure security, performance, and production support in an Agile environment.

Lead design and implementation of Neighborhoods mobile experiences across Cash App and Square. Shape cross-team architecture, stay hands-on with iOS development (SwiftUI, Workflow), drive integrations for discovery, ordering, loyalty, and fulfillment, mentor engineers, and apply AI-assisted workflows to accelerate development and quality.

Design, build, test, and maintain iOS and Android mobile applications with accessibility, localization, and offline support. Own releases, perform code reviews, collaborate with QA, research mobile trends, write technical documentation, provide post-launch support, and mentor junior engineers. Must work variable schedules including nights and weekends as needed.

The Senior iOS Engineer will lead the iOS team, design and develop app features, ensure reliability, and collaborate across functions while navigating Apple ecosystem updates.

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.

Lead development of scalable React Native applications, mentor team, drive code quality and collaborate across departments, focusing on AI-assisted development.

Build and ship Swift-first iOS features that surface AI/LLM-driven conversational and context-aware experiences. Architect performant, privacy-conscious apps using modern concurrency, SwiftUI, networking (REST/WebSockets/streaming), offline storage, background tasks, and analytics-driven iteration. Collaborate with product, design, and backend teams and use AI-assisted development tools while maintaining high code quality and testing standards.

Lead full-stack development of enterprise web and native mobile apps using Java/Spring Boot backends and Angular/React frontends. Design microservices, APIs, databases, CI/CD, and cloud/container deployments. Mentor engineers, perform architecture and code reviews, ensure security, performance, and app store releases for iOS/Android.

Lead design, develop, test, and maintain full-stack Java enterprise applications and native mobile apps (iOS/Android). Build Spring Boot microservices, responsive frontends (Angular/React/Vue), integrate APIs, ensure security and performance, participate in CI/CD and DevOps, mentor engineers, and support app releases and production troubleshooting.

Lead design and delivery of full-stack Java web applications and native mobile apps (iOS/Android). Build backend services, REST APIs, responsive frontends, and mobile clients. Drive CI/CD, automated testing, performance, security, code reviews, and mentor engineers through architecture and production support.

The Founding iOS Engineer will develop the next-generation iOS app for ResortPass. Responsibilities include owning the iOS app, crafting the architecture, collaborating with product and design teams, and establishing best practices. This role emphasizes high-quality user experience, app performance, and team leadership in mobile engineering.

Lead technical design, develop and maintain high-quality iOS applications and reusable frameworks. Drive secure, automated CI/CD practices, operational stability, and AI-assisted engineering adoption. Mentor teams, evaluate external vendors, and promote best practices across software engineering communities. Apply cloud-native and financial-services domain knowledge to deliver scalable mobile solutions.

Lead cross-team iOS engineering for Neighborhoods across Cash App and Square: define architecture, stay hands-on with SwiftUI/Workflow codebases, deliver integrated loyalty/ordering features, mentor engineers, and adopt AI-native workflows to accelerate development and quality.

Develop new mobile applications for iOS while collaborating with teams to integrate existing technologies. Lead projects while mentoring junior engineers.

Own and develop native iOS experiences for traveler protection across shopping, checkout, booking, and post‑booking. Design technical solutions, collaborate with cross‑functional teams, write testable and observable code, resolve production issues, and safely integrate AI/ML features while maintaining security and performance.

Lead and contribute to iOS app architecture and development, produce secure high-quality production code, mentor engineers, drive AI-assisted engineering adoption, evaluate vendor/architecture options, partner with product/design/backend teams to deliver performant, accessible, and resilient native iOS experiences.

Lead design and deliver iOS platform infrastructure and reusable frameworks. Write production-quality Swift/Objective-C code, build testing and accessibility tooling (XCUITest, BDD/Cucumber), validate AI/ML features, support CI/CD and cloud device execution, and partner with scrum teams to monitor and resolve production issues.

Develop and maintain production-quality mobile apps using React Native, Objective-C, Swift, and Java for iOS and Android. Translate product requirements into performant, maintainable code, support prototyping and internal testing, and test/debug on a wide variety of devices.