Top Senior iOS Developer Jobs in NYC, NY

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 design, development, and scaling of Perchwell's iOS app. Own major projects end-to-end, shape mobile architecture, improve reliability and performance, and collaborate with backend, product, design, and QA to deliver high-quality mobile experiences.

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

The Senior/Lead iOS Engineer will enhance Medal's mobile app, focusing on video features and optimizing performance while collaborating with design and backend teams.

Lead iOS engineer to design, build, and own end-to-end iOS features for Bumble BFF. Collaborate with PMs and Designers, evolve iOS architecture, ensure performance and App Store delivery, mentor junior engineers, and leverage AI-assisted tools to improve developer experience.

As a Senior iOS Software Engineer, you will develop and maintain native iOS applications using Swift, mentor junior engineers, and collaborate on software projects.

Design and implement high performance iOS applications, ensure code quality, and utilize AI tools for scalable mobile services. Requires extensive experience in software development, especially with iOS and Objective-C.

Own and build Overtone's iOS app end-to-end: architecture, performance, release, and direction. Partner with product and design to ship real-time, voice-led, AI-driven experiences while setting iOS engineering standards, build and release discipline, and mobile strategy as the team scales.

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.

Senior iOS developer to design and build maintainable, performant iOS apps using Swift/SwiftUI and modern concurrency. Build core UI infrastructure, write automated tests (XCTest/XCUITest), participate in code reviews, release apps to the App Store using CI/CD tooling, and partner cross-functionally to define mobile standards.

As a Senior iOS Engineer, you will lead the iOS development, establish the architecture, collaborate with stakeholders, and implement high standards in software design and performance.

The iOS Engineer will build foundational Swift frameworks, enhance app performance and reliability, develop internal tooling, and collaborate with product engineering teams.

Lead development of Rogo's native iOS app, implementing features using Swift and SwiftUI, while establishing mobile practices and collaborating with teams.

Join a small team to develop innovative iOS applications focusing on AI, optimize performance, and enhance user experience. Expertise in Swift required.

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.

As a Senior iOS Engineer at Hinge, you'll develop user-facing features, collaborate cross-functionally, and maintain app architecture, enhancing user experience and engagement.

Lead design, build, and launch new features for Ramp's iOS app. Own roadmap prioritization, code quality, reviews, and mentor engineers while partnering with Product and Design to iterate from feedback to production.

Lead the iOS application development, guide the team, ensure app performance and scalability, and collaborate on new features.

Design and build high-performance iOS trading interfaces handling real-time market data, complex order flows, and rich charting. Lead architecture, improve performance and observability, mentor engineers, collaborate with product/design/backend, and drive technical direction for pro-grade crypto trading on mobile.

As a Senior iOS Software Engineer, you will lead the development of a native mobile app for an AI platform, manage architecture, UI, and networking, and collaborate with backend and AI teams. Responsibilities include managing App Store releases, implementing push notifications, and mentoring junior engineers.

Build and enhance iOS applications using cutting-edge technology, collaborating with various teams to develop user-friendly mobile experiences and optimize app performance.

The Senior iOS Engineer will develop and maintain iOS applications, build cross-platform apps using Flutter, and collaborate with teams to enhance productivity and performance for clients.

The Senior Product Engineer will deliver the iOS app for Stream, collaborating across teams for architecture, optimization, and user experience enhancements.

Lead technical strategy and architecture for core iOS frameworks, native video playback, and hybrid WebView integrations. Build WebView infrastructure and bridges, optimize performance at scale, develop automated testing and developer tooling, mentor iOS engineers, and drive cross-organizational architectural decisions to improve velocity and maintainability.

Lead design and implementation of privacy-first iOS apps, build and iterate Cloaked Pay screens, own mobile payments, ship UI-heavy SwiftUI features, integrate REST/GraphQL APIs, use Core Data/offline storage, develop iOS and Safari extensions, enforce architecture and testing best practices, mentor engineers, and collaborate across design, backend, and product.