Top Senior iOS Developer Jobs in NYC, NY

Lead design and implementation of major iOS app areas from architecture to release. Ship features across discovery, purchasing, opening, collections, wallet, and retention. Improve app architecture, developer workflows, code quality, and performance while partnering with founders, design, and backend teams.

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.

Develop and maintain iOS applications using Swift and SwiftUI. Implement reactive code with Combine, follow design patterns, write UI/unit tests, profile and fix performance with Xcode Instruments, manage repos with GitHub, integrate crash reporting and analytics, and distribute frameworks via SPM/CocoaPods.

Design, build, and maintain high-quality native iOS applications using Swift and iOS frameworks. Implement UI with UIKit/SwiftUI, handle concurrency, integrate RESTful APIs, ensure unit testing, memory management, and automated code quality in CI/CD pipelines for high-traffic cloud-backed services.

Senior iOS Developer responsible for building and maintaining native iOS apps using Swift and SwiftUI. Work includes iOS SDK and framework integration, multi-threading, memory management, unit testing, RESTful API integration, cloud/distributed services, CI/CD automation, code quality tooling, and version control collaboration.

The Senior iOS Engineer will design and optimize the iOS SDK, improve performance, enhance testing, lead releases, and advocate best practices.

Lead architecture design and implementation of iOS features for Tinder app, mentor team members, and collaborate with product and design teams to create user-focused solutions.

Design and implement polished mobile product experiences by prototyping and shipping iOS UI using SwiftUI/UIKit. Collaborate with Product, Design, and Engineering to build design systems, craft pixel-perfect interactions and motion, and iterate rapidly on AI-powered creative tools from concept through production.

Senior iOS engineer responsible for building and maintaining Dick's Sporting Goods and Golf Galaxy mobile apps using SwiftUI and MVVM. Collaborate with designers, product managers, testers, and engineers to design, implement, test, and ship features, diagnose and fix defects, drive roadmap priorities, and mentor junior teammates while supporting program management and requirements gathering.

The Lead Software Engineer for Mobile iOS will design, test, and deliver applications, oversee software maintenance, collaborate on mobile experiences, and mentor junior engineers, utilizing Swift and modern Apple frameworks to enhance user experiences.

The Senior iOS Engineer will build and ship iOS experiences, write clean Swift code, collaborate with teams, and contribute to app architecture and evolution.

The Core iOS Senior Engineer will lead mobile development projects, troubleshoot issues, and contribute to code reviews, requiring strong experience in Objective-C and mobile software development.

Develop and maintain iOS and macOS apps, collaborating with design and product teams to define new features and enhance user experience through unit testing and optimization.

The Senior iOS Engineer will architect and develop connectivity features for the Oura iOS app, collaborating with firmware teams and ensuring high code quality.

As a Senior iOS Engineer, you will enhance the rider mobile app, manage infrastructure services, and resolve critical production issues.

Build beautiful, high-performance iOS trading apps in collaboration with product and design. Drive technical decisions, own features end-to-end (architecture to App Store), optimize real-time performance and reliability, and implement resilient client-side data flows using WebSocket/streaming APIs.

Founding iOS engineer to own end-to-end development of Harmonic's first iOS app: design and ship polished, AI-native mobile experiences, set architecture, testing and CI/CD, create reusable components, and mentor future mobile hires.

Senior iOS hybrid developer to build and maintain iOS apps with Swift/SwiftUI or UIKit and Xcode; implement WKWebView-based hybrid features, ASWebAuthenticationSession OAuth/Web SSO, and secure JavaScript integrations; integrate native capabilities (camera, media capture, push notifications, maps/location); ensure responsive web content and secure data handling.

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.

The Senior iOS Engineer will lead product decisions, ship code for the iOS app, and enhance the app's architecture, ensuring a user-centric experience.

As a Senior iOS Engineer, you will lead feature development and architectural decisions for iOS/watchOS while mentoring other engineers and collaborating across teams to build high-quality consumer apps.

Develop and maintain iOS applications, ensure performance optimization, collaborate with designers, write clean code, and integrate APIs.

The Senior iOS Engineer will drive key engineering decisions, enhance the iOS app, and engage in product strategy discussions. Responsibilities include shipping production code and maintaining app architecture.

Design and develop the iOS app for Suno, focusing on performance and user experience. Mentor team members and set technical direction.

As a Senior iOS SDK Engineer, you'll design, implement, and optimize core SDK features, maintain integrations with ad networks, and improve SDK usability by collaborating with publishers and product teams.