Top iOS Developer Jobs

Own iOS technical direction for Everand and Scribd growth, retention, and monetization features. Build subscription, paywall, and in-app purchase flows using StoreKit; ship experiments; integrate APIs; improve stability and reduce technical debt. Collaborate with backend, web, and Android teams, lead technical initiatives, and mentor engineers while delivering scalable Swift applications.

Build and maintain iOS applications supporting Aetna Digital healthcare members. Responsibilities include developing features and tests, collaborating with product and design teams, monitoring and troubleshooting production applications, and improving application stability, performance, maintainability, and scalability. The role requires extensive Swift and iOS development experience, SwiftUI expertise, testing experience, and accessibility knowledge.

Design, build, and maintain the Circuit Desktop app for macOS and Windows using Electron or Tauri and an Angular/TypeScript UI. Implement OS integrations (system tray, notifications, deep linking, global shortcuts), installers, code signing, auto-updates, IPC/security, and offline storage. Integrate with REST/Node.js services and GCP, optimize performance and memory, ensure WCAG 2.2 accessibility, and collaborate with design, backend, and QA to deliver a cross-platform CI/CD pipeline.

Lead the architecture and development of Unity Ads’ iOS SDK. Design high-performance Swift components, ensure backward compatibility, collaborate with Android engineers, and own complex initiatives from design through rollout. Diagnose production issues involving lifecycle, concurrency, memory, networking, rendering, WebViews, and host-app integrations. Improve performance, reliability, crash rates, observability, and release safety while mentoring engineers and influencing technical direction.

Build and maintain native iOS applications for medical ultrasound imaging. Responsibilities include writing modern Swift code, evolving architecture, collaborating with product, design, clinical, hardware, cloud, AI, and imaging teams, developing tested user experiences, integrating device and advanced technologies, and mentoring engineers. The role involves SwiftUI, UIKit, reactive programming, GraphQL, deep learning applications, telemedicine, and complex internal Swift packages.

Lead development of the Twist native iOS app from initial development through App Store approval and ongoing maintenance. Own app performance, user experience, release submissions, SDK development, and prioritization decisions. Work independently in an evolving codebase, make product decisions with incomplete specifications, and collaborate with other engineering disciplines. Experience with streaming apps, analytics, payments, authentication, identity management, or embeddable SDKs is preferred.

Build and lead development of production-grade iOS applications using modern Swift practices. Collaborate with Product, Design, and Engineering to deliver customer-focused projects, make architectural decisions, conduct code and design reviews, write tests, and maintain operational excellence. Mentor junior engineers, document systems, remove development bottlenecks, and contribute to scalable mobile platform improvements.

Lead iOS engineering for Compass’s mobile platform, independently defining and delivering complex projects from planning through release. Collaborate with Product, Design, and Engineering, guide architectural decisions, conduct code and design reviews, ensure testing and operational excellence, document systems, remove development bottlenecks, and mentor junior engineers. Build scalable production applications using modern Swift, SwiftUI, Swift Concurrency, RESTful services, and Apple deployment practices.

Leads iOS engineering initiatives from planning through release, collaborating with Product and Design to build scalable, high-quality mobile experiences. Responsibilities include architecture, technical decision-making, code and design reviews, testing, monitoring, documentation, operational excellence, project decomposition, mentoring junior engineers, and improving developer productivity. The role requires deep Swift, SwiftUI, Swift Concurrency, iOS architecture, App Store deployment, REST integration, and Agile development experience.

Senior iOS engineer responsible for architecting, building, and maintaining production mobile applications. Leads complex projects from planning through release, makes technical trade-offs, conducts code and design reviews, writes tests, improves operational excellence, and mentors junior engineers. Collaborates with Product and Design to shape roadmaps and customer experiences while driving scalable architecture, documentation, monitoring, and developer-experience improvements.

Design, develop, test, deploy, and maintain production iOS applications using Swift and SwiftUI, while contributing to Android applications with Kotlin and Jetpack Compose. Lead architecture and implementation decisions, collaborate with clients and multidisciplinary teams, estimate work, review code, troubleshoot issues, support releases, improve engineering practices, and mentor engineers across mobile projects.

Build and maintain iOS developer tooling for Slack, including Bazel build systems, CI/CD pipelines, automated testing, and AI-agent workflows. Improve CI stability, merge times, and build performance through intelligent automation. Lead technical design, establish high code-quality standards, mentor iOS engineers, and troubleshoot complex development infrastructure across Slack’s iOS codebase.

Build and launch native iOS features in Swift for a consumer app, from concept through App Store release. Shape technical architecture, create polished interfaces, troubleshoot production issues, improve performance and stability, establish coding standards, and collaborate closely with leadership and cross-functional teams. The role requires product judgment, ownership, comfort with ambiguity, and practical use of AI development tools in a startup environment.

Build and ship native iOS features for onboarding, accounts, cards, payments, transfers, rewards and AI-assisted journeys. Improve performance, reliability and UX; integrate APIs and authentication; collaborate with product, design, backend and AI teams; own app quality and production issue debugging.

Develop and maintain Swift-based iOS applications for Abercrombie and Hollister, contributing across discovery, development, testing, release, and support. Collaborate with product, design, Android, and backend teams to deliver scalable retail experiences. Improve performance, reliability, architecture, and developer experience while integrating AI capabilities such as personalization, recommendations, conversational features, and on-device machine learning.

Build and ship reliable iOS account and commerce features for Airbnb’s large-scale consumer app. Responsibilities include designing Swift and SwiftUI experiences, integrating backend APIs, maintaining cross-platform consistency, writing tested and accessible code, participating in reviews, contributing to shared iOS patterns, and troubleshooting performance, reliability, and release issues.

Develop and maintain core iOS app architecture and customer-facing features using Swift and SwiftUI. Ship production mobile features, apply modern concurrency and architecture patterns, integrate Bluetooth/geofencing/camera/Wi‑Fi, implement observability with Dynatrace/monitoring tools, collaborate with cross-functional teams, participate in reviews, and improve app reliability and security.

Develop and maintain native iOS applications using Swift and SwiftUI for DraftKings’ financial platform. Collaborate with product, design, analytics, and engineering teams to build features, integrate APIs, manage data, optimize performance, monitor reliability and crash analytics, and troubleshoot issues. Participate in code reviews, testing, and mobile release processes while delivering scalable, compliant, user-focused experiences.

Build and evolve Medal’s iOS experience, including real-time recording, video clipping, social feeds, content discovery, and chat. Own projects end-to-end, shape mobile architecture and product direction, collaborate with backend teams, and use analytics, testing, user feedback, and crash data to improve quality. The role requires strong Swift, UIKit, SwiftUI, concurrency, Combine, REST API, and complex real-time or media application experience.

Develop, maintain, test, release, and troubleshoot native iOS banking applications using Objective-C, Swift, SwiftUI, UIKit, and Xcode. Support Apple Watch, watchOS, WidgetKit, app extensions, secure authentication, networking, payment integrations, and production incident response. Collaborate with users and technical teams, document changes, follow SDLC processes, and maintain legacy code while delivering new features.

Lead native iOS payment engineering for Clover POS platforms, developing BLE and EMV reader integrations, supporting payment transaction flows, tokenization, refunds, cryptography, and hardware certification. Debug reader firmware and performance in an on-site lab while coordinating with Core Payments, certification teams, and global engineering groups. Serve as the US-based iOS payments subject matter expert.

Architect, build, and maintain iOS connectivity software linking WHOOP hardware, mobile apps, and cloud services through BLE, Wi-Fi, and other protocols. Improve reliability, performance, power efficiency, background processing, synchronization, and data transfer. Establish scalable, testable architecture; reduce technical debt; improve testing and code review standards; coordinate with firmware and cross-functional teams; and manage iOS release, signing, testing, and App Store submission processes.

Build and lead core iOS platform capabilities for WHOOP’s regulated healthcare offerings. Develop Swift features, shared architecture, networking, persistence, and UI components while improving reliability, performance, testing, observability, and release practices. Lead technical planning for complex initiatives, collaborate with cross-functional teams, establish engineering standards, and mentor engineers. The role supports secure Medicare and Medicaid experiences and clinical behavior-change programs.

Build and maintain native iOS features for WHOOP’s health and fitness app using Swift and RESTful backends. Collaborate with engineering, product, design, data science, and performance science teams to plan and deliver capabilities. Contribute to technical planning, testing, debugging, code reviews, performance monitoring, documentation, and scalable foundational systems, with support from senior engineers.

Design, build, and maintain high-quality iOS apps. Collaborate with PMs and designers, mentor engineers, and manage code ownership.