iOS Developer – Advanced

Photon; Plano (TX); On-site; USD 120,000 - 160,000; Full time

Job summary

Photon is seeking an Advanced iOS Developer to design, build, test, and maintain high-quality native iOS apps. You will work with Swift, SwiftUI/UIKit, iOS SDKs, and modern architectures in an Agile environment to deliver robust mobile solutions.

Ideal candidates have 6+ years of iOS experience, strong API integration skills, and a focus on performance, security, and scalable codebases in Plano, TX. Join a collaborative team that values engineering excellence.

Qualifications

• 6+ years of professional iOS development experience.
• Strong hands-on experience with native iOS development and architectural patterns such as MVVM/Cold Design.
• Experience owning features from design to production deployment.

Responsibilities

• Design, develop, and maintain scalable native iOS apps using Swift.
• Build responsive UIs with SwiftUI and UIKit.
• Implement app architectures (MVVM, VIPER, Clean) and integrate REST APIs.
• Write unit and UI tests; troubleshoot production issues.
• Collaborate with cross-functional teams and participate in code reviews.

Skills

Advanced Swift

SwiftUI/UIKit

iOS architecture

REST APIs

Testing & QA

Education

Bachelor's or Master's in CS/Engineering

Tools

Xcode

Instruments

XCTest/XCUITest

Git

CI/CD

Swift Package Manager/CocoaPods

Job description

We are looking for an Advanced iOS Developer with strong experience in designing, developing, testing, and maintaining high-quality native iOS applications. The ideal candidate should have hands-on expertise in Swift, SwiftUI/UIKit, iOS SDKs, mobile architecture, API integration, and performance optimization, along with the ability to work effectively in an Agile engineering environment.

Key Responsibilities

• Design, develop, and maintain scalable native iOS applications using Swift.
• Build responsive and reusable UI components using SwiftUI and UIKit.
• Implement robust mobile architectures such as MVVM, VIPER, or Clean Architecture.
• Integrate RESTful APIs, third‑party SDKs, authentication services, and backend systems.
• Write clean, maintainable, testable, and well‑documented code.
• Develop unit, UI, and integration tests and troubleshoot production issues.
• Optimize application performance, memory usage, battery consumption, and startup time.
• Implement secure coding practices for authentication, data storage, networking, and sensitive information.
• Work with Git‑based version control and CI/CD pipelines for automated builds and releases.
• Collaborate with product managers, UX/UI designers, backend engineers, QA, and other stakeholders.
• Participate in technical design discussions, code reviews, sprint planning, and estimation.
• Troubleshoot complex technical issues and provide sustainable solutions.
• Mentor junior engineers and contribute to engineering best practices.

Required Technical Skills

• Advanced proficiency in Swift
• Strong experience with iOS SDK, SwiftUI, and UIKit
• Strong understanding of iOS application architecture and design patterns
• Experience with REST APIs, JSON, networking, and asynchronous programming
• Experience with Swift Concurrency (async/await), GCD, and Combine
• Strong understanding of memory management, ARC, and performance optimization
• Experience with Core Data, UserDefaults, Keychain, and local persistence
• Strong knowledge of iOS lifecycle, navigation, accessibility, and responsive UI development
• Experience with Xcode, Instruments, XCTest/XCUITest
• Proficiency with Git and CI/CD
• Understanding of mobile security principles and secure API integration
• Experience integrating third‑party libraries and SDKs using Swift Package Manager/CocoaPods

Preferred Skills

• Experience with iOS app modularization and scalable codebases
• Knowledge of dependency injection and reactive programming
• Experience with Firebase or similar mobile analytics/crash‑reporting platforms
• Exposure to cloud services and backend technologies
• Experience working on enterprise‑scale or high‑traffic mobile applications
• Familiarity with Agile/Scrum development methodologies
• Exposure to AI‑enabled mobile applications or integration with AI/LLM‑powered services is a plus

Experience

• 6+ years of professional iOS development experience, with strong hands‑on expertise in native iOS application development.
• Proven experience owning complex features or modules from design through production deployment.
• Experience working in cross‑functional and distributed engineering teams.

Education

• Bachelor's or Master's degree in Computer Science, Information Technology, Engineering, or a related field.

Swift | SwiftUI | UIKit | iOS SDK | MVVM/Clean Architecture | REST APIs | Swift Concurrency | Combine | Core Data | XCTest/XCUITest | Git | CI/CD | Performance Optimization | Mobile Security | Agile/Scrum