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September 10, 2026

Senior iOS Software Engineer (Swift)

Senior • Remote

100 - 150 PLN/yr

Warsaw, MA, Poland

Quick Facts

  • Build next-generation iOS applications for a modern SDUI-based mobile platform

Description

We are building a next-generation mobile application and are looking for experienced iOS Engineers to join the team. The solution is being developed using a modern architecture based on Native Shells, Native Modules, WebView, and Server Driven UI (SDUI), with a strong focus on user experience, performance, security, and scalability. The project involves building a platform that enables multiple independent teams to work efficiently while maintaining a consistent user experience across mobile products. As a Senior iOS Developer, you will play a key role in designing and delivering high-quality mobile solutions, shaping technical standards, and contributing to architectural decisions alongside other experienced mobile engineers and architects.

Scope of Services

  • Design and develop modern iOS applications using Swift, UIKit, and SwiftUI
  • Create and maintain automated tests to ensure the quality and reliability of delivered solutions
  • Contribute to the development and evolution of the iOS Design System, including reusable UI components, guidelines, and documentation
  • Collaborate closely with Product, UX, Backend, and other engineering teams within a cross-functional environment
  • Participate in technical decision-making and architectural discussions
  • Build user-centric interfaces with a strong focus on usability, accessibility, and consistency
  • Ensure code quality, maintainability, and adherence to engineering best practices
  • Work in an agile, iterative product development environment

Required Qualifications

  • 3+ years of commercial experience in iOS development
  • Strong knowledge of Swift, UIKit, and SwiftUI
  • Experience with MVVM architecture
  • Practical experience with Combine or RxSwift
  • Experience integrating with REST APIs and WebSocket communication
  • Experience with Firebase, including Analytics and Crashlytics
  • Knowledge of unit testing and test-driven development principles
  • Practical experience with Swift Concurrency
  • Experience with dependency management tools such as SPM or CocoaPods
  • Understanding of the App Store release process
  • Experience with CI/CD pipelines, preferably using GitHub Actions
  • Good understanding of mobile application design principles, accessibility standards, and data security practices
  • English proficiency at B2 level or higher
  • Strong communication skills, ownership, and ability to work independently

Nice to Have

  • Experience with automated and end-to-end testing
  • Familiarity with Jira and Confluence
  • Experience working with Design Systems and Figma
  • Understanding of GDPR-related requirements and A/B testing methodologies
  • Experience using AI-powered tools to support software development processes

What We Offer

  • Opportunity to work on a high-impact mobile product used by thousands of users
  • Influence on mobile architecture, technical standards, and engineering practices
  • Collaboration with experienced Mobile Architects, Tech Leads, Product Managers, UX Designers, and Backend Engineers
  • Long-term cooperation within a strategic healthcare project
  • Modern technology stack and engineering-driven culture
  • Hybrid working model (up to 5 on-site visits per year)

Tech Stack: Swift, SwiftUI, UIKit, MVVM, Combine, RxSwift, Firebase, REST API, WebSocket, GitHub Actions, CI/CD, Accessibility, App Store, SDUI.

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