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Senior iOS Developer (Contract/Project-based)

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Remote- contract- Posted July 24, 2026- via djinni.co

You will be redirected to djinni.co to apply.

We are seeking a highly skilled Senior iOS Developer proficient in Swift to join our dynamic team. As a Senior iOS Developer, you will be responsible for designing and implementing advanced applications for our utility suite on iOS devices. Your expertise will play a crucial role in enhancing our product functionality, performance, and overall user experience.

 

This is a project-based engagement (up to 3 months) with flexible working hours

 

Responsibilities:

  • Design and build advanced applications for the iOS platform using Swift from a scratch
  • Collaborate with cross-functional teams to define, design, and ship new features.
  • Unit-test code for robustness, including edge cases, usability, and reliability.
  • Continuously discover, evaluate, and implement new technologies to maximize development efficiency.
  • Ensure the performance, quality, and responsiveness of applications.
  • Mentor junior developers and assist in their professional growth.

 

Requirements:

  • Proven experience as an iOS Developer, with at least 5 years of experience in Swift  and launching iOS applications from scratch, including architecture design, implementation, testing, and App Store deployment.
  • Solid understanding of the full mobile development life cycle.
  • Experience with Core Data for local data storage and offline support.
  • Experience with Vision framework for image analysis and processing.
  • Experience with third-party libraries and APIs.
  • Strong knowledge of iOS UI design principles, patterns, and best practices.
  • Experience working with remote data via REST and JSON.
  • Excellent problem-solving skills and analytical thinking.
  • Ability to work independently and as part of a team in a fast-paced environment.
  • Familiarity with PhotoKit and Image I/O is a plus.

 

Preferred Qualifications:

  • Experience with Agile development methodologies.
  • Familiarity with cloud message APIs and push notifications.
  • Published applications on the App Store.
  • Contributions to open-source projects.

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