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iOS Engineer job description

An iOS Engineer is a software developer specializing in designing and building applications for Apple’s iOS operating system, using tools and languages like Swift and UIKit to create user-friendly, efficient, and visually appealing mobile applications.

Alexandros Pantelakis
Alexandros Pantelakis

HR content specialist at Workable, delivering in-depth, data-driven articles to offer insights into industry and tech trends.

Use this iOS Engineer job description template to advertise open roles for your company. Be sure to modify requirements and duties based on the unique needs of the role you’re hiring for.

What is an iOS Engineer?

An iOS Engineer is a software professional skilled in designing and developing applications for Apple’s iOS platform. This role involves a deep understanding of iOS frameworks, design patterns, and user interface standards.

The engineer is responsible for creating apps that offer a seamless and intuitive user experience, adhering to Apple’s guidelines and standards. They are also adept at troubleshooting and resolving any issues that arise during the app development lifecycle.

What does an iOS Engineer do?

An iOS Engineer is responsible for the entire lifecycle of iOS applications, from initial concept and design to deployment and maintenance. They write clean, efficient code using Swift and other relevant languages, ensuring the app performs well across different iOS devices.

These engineers collaborate with UI/UX designers to create engaging interfaces, work with backend teams to integrate APIs, and employ best practices in memory management and performance optimization.

They also stay updated with the latest iOS updates and features, continuously learning and adapting their skills. Additionally, they engage in code reviews, pair programming, and other collaborative practices to ensure high-quality app development.

iOS Engineer responsibilities include:

  • Developing and enhancing iOS applications using Swift and other relevant tools.
  • Participating in product design discussions and code reviews.
  • Collaborating with cross-functional teams to integrate iOS apps with backend services.
  • Optimizing applications for maximum performance and scalability.

Job brief

We’re looking for a skilled iOS Engineer to join our remote Mobile team and help elevate our iOS app. In this role, you’ll be instrumental in bringing new features to life, working with the latest Swift version, and engaging in all stages of app development.

You’ll collaborate with cross-functional teams, participate in design meetings, and work with a robust CI pipeline.

Expect to tackle unique problems, optimize app performance, and create software that thousands of users rely on daily. If you have a passion for building user-centric iOS apps, we’d like to meet you.


  • Developing new features for the iOS app using Swift.
  • Collaborating in product design and brainstorming sessions.
  • Working with cross-functional teams to integrate backend services.
  • Participating in code reviews and pair programming sessions.
  • Profiling app performance for UX, memory management, and battery efficiency.
  • Employing software engineering patterns and practices in development.

Requirements and skills

  • Solid understanding of the iOS SDK and frameworks like UIKit and GCD.
  • Proficiency in Swift and experience with Auto Layout.
  • Experience with TDD and testing frameworks.
  • Deep understanding of native mobile app ecosystem.
  • Experience with RESTful APIs integration.
  • Good understanding of threads and memory management.
  • Comfortable with Git.
  • Passion for creating user-centric apps.
  • Bonus: Familiarity with functional programming or reactive programming frameworks.

Frequently asked questions

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