April 9, 2026

Senior iOS Engineer (Swift / Clean Architecture)

Senior • Remote

130 - 170 PLN

Warsaw, Poland

We are looking for an experienced Senior iOS Engineer to join a large-scale mobile product environment where engineering quality, architecture ownership, and performance at scale are critical.

You will work on a mature, business-critical mobile application used daily by a broad user base. The role requires a strong technical foundation, architectural awareness, and the ability to contribute to long-term evolution of the mobile platform.

This is not a feature-only position - we’re looking for someone who understands system design, maintainability, and performance in complex production environments.

What You’ll Be Responsible For

  • Designing and developing scalable iOS features with long-term maintainability in mind

  • Contributing to architectural decisions and enforcing Clean Architecture standards

  • Ensuring high code quality, test coverage, and performance optimization

  • Integrating with RESTful services and collaborating with backend teams

  • Working closely with Product, Design, and other mobile engineers

  • Supporting continuous improvement of engineering standards and development practices

Must Have

  • Strong expertise in iOS SDK, multiple iOS versions, and device configurations

  • Deep understanding of MVVM and Clean Architecture

  • Advanced proficiency in Swift

  • Excellent command of Xcode and Apple development ecosystem

  • Experience with Git version control

  • Practical experience integrating RESTful APIs and working with JSON

  • Ability to write and maintain unit tests

  • Understanding of UI design principles and UX best practices

  • Knowledge of TypeScript

  • Strong communication skills and ability to collaborate in cross-functional teams.