Top Senior iOS Engineer Jobs in NYC, NY

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.

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 ownership of the iOS platform: build offline-first apps with local persistence and sync, real-time communication, media capture/uploads, location/scheduling, and polished, accessible UI/UX for multiple user roles.

Founding iOS Engineer to build the app's core intelligence layer. Must implement production CallKit and on-device continuous Speech Framework recognition, integrate with SwiftUI/CoreData, and optionally add Dynamic Island Live Activity via WidgetKit. Equity-only founding role; product details under NDA.

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.

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

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

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.

Build and maintain performant, accessible consumer-facing experiences for Netflix’s iOS app using Swift and GraphQL. Collaborate with product managers, designers, and engineers to scope projects, refine interfaces, develop shared infrastructure, and make architectural trade-offs. Teams may focus on client foundations, server-driven UI, advertising frameworks, or ad insertion. Responsibilities include writing robust maintainable code, automation, documentation, and supporting high-quality, scalable mobile experiences.

Develop and maintain iOS applications using Swift and SwiftUI with AI features, optimize performance, and collaborate with backend and ML engineers.

Develop and ship production-quality mobile apps using React Native and native iOS/Android technologies. Translate product requirements into performant, maintainable code, support prototyping and internal testing, and test/debug apps across a wide variety of mobile devices.

Build and maintain a native iOS application in an agile team. Deliver clean, testable Swift code, integrate third-party APIs, and work full-stack with Node.js and databases. Research device/data-analysis plug-ins for sensors, position detection, predictive tracking, and support product specifications, roadmaps, partners, and community.

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

Develop high-quality, performant, accessible consumer-facing experiences for Netflix’s iOS app using Swift and GraphQL. Responsibilities include building maintainable code, automation, documentation, server-driven UI infrastructure, and ad experiences. Collaborate with product managers, designers, and engineering teams to scope projects, refine interfaces, design scalable solutions, and balance business, product, and architectural trade-offs.

Build and own complex iOS account and commerce features from technical design through launch. Develop reliable, performant, accessible experiences using modern declarative UI and unidirectional state architecture. Collaborate with backend, Android, web, product, design, and data science teams to ensure cross-platform consistency. Write tested maintainable code, resolve performance issues, participate in reviews, mentor engineers, and help establish iOS engineering practices for a newly formed team.

Design, build, test and maintain native iOS apps (Swift/SwiftUI/UIKit) and cross-platform apps with Flutter. Integrate Intune (MAM/MDM), REST APIs, follow MVVM, perform unit/integration testing, debug and optimize, and collaborate with product, design, and backend teams.

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

Lead quality strategy and testing for the iOS Games SDK. Design and implement automated tests, build supporting tools and infrastructure, debug SDK issues, perform manual testing for hard-to-automate features, create test games and samples, and analyze operational data to improve test stability and developer experience.

Design and build secure native iOS applications using Swift/Objective-C and C/C++. Implement intuitive UIs with SwiftUI/UIKit, apply MVVM/Clean Architecture, and ensure secure networking, cryptography, Keychain use, and hardened release pipelines. Collaborate with security experts and integrate automated security scans into CI/CD.

Build and ship Medals iOS experience: real-time recording, clipping, social feeds, content discovery, and chat. Shape mobile architecture, drive end-to-end projects, collaborate with designers and backend teams, use analytics and user feedback to iterate quickly for millions of users.

Design, build, and own iOS and Android test automation in CI to provide quality signals for nightly, weekly, and release builds. Automate real user flows, triage failures, improve test robustness, sync test artifacts with release processes, and collaborate with engineers to shift checks into lower test layers.

Build and maintain high-performance iOS mobile applications using React Native. Collaborate with designers, product, and backend teams to implement features, integrate RESTful APIs, optimize performance, debug issues, write clean code, participate in code reviews, and keep up with mobile development best practices.

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.