Senior iOS Engineer – FinTech Platform (Hybrid, Global)

Traffit; Kraków; Hybrid; PLN 240,000 - 320,000; Full time

Benefits offered by this job

Private medical care

Sports card

Training courses

Hybrid working model

International projects

Small team

Conference opportunities

Job summary

People More is seeking a Senior iOS Engineer to join our FinTech platform team. You will design, build, and maintain a production-grade iOS app using Swift, SwiftUI, and UIKit, focusing on clean architecture and robust performance.

Collaborate with product and backend teams, implement CI/CD, test automation, data security, and deliver polished user experiences across devices. English and Polish language skills are required.

Qualifications

• 5+ years of professional iOS development experience, including App Store releases.
• 4+ years of hands-on Swift and SwiftUI and/or UIKit experience.
• 3+ years of iOS test automation with XCTest/XCUITest.
• Strong Swift 5.x knowledge incl. Concurrency, async/await, Actors, Combine.
• Production experience with SwiftUI and UIKit rendering lifecycles.
• Experience with Clean Architecture, MVVM or MVI and modular design.
• Dependency management with SPM and/or CocoaPods.
• Core Data, SwiftData and Keychain Services know-how.
• URLSession, pinning, structured error handling; Instruments profiling.
• CI/CD familiarity (Fastlane/Xcode Cloud); Objective-C interop a plus.
• Fluent English and Polish.

Responsibilities

• Design, develop, and maintain a production-grade iOS app with clear modules and dependencies.
• Build native iOS apps using Swift, SwiftUI, and UIKit.
• Implement async/reactive patterns with async/await, Actors, and Combine.
• Develop data persistence and security using Core Data/SwiftData and Keychain.
• Contribute to PRD, technical specs, testing, feature flags, and event tracking.
• Create and maintain unit and UI tests with XCTest/XCUITest.
• Analyze and optimize performance with Instruments and Core Animation.
• Ensure stability by monitoring crashes and preventing regressions with Crashlytics.
• Build, improve, and maintain CI/CD pipelines (Fastlane, Xcode Cloud).
• Integrations between native and web components (WKWebView, Deep Linking, Handoff).
• Collaborate with Eng/Product to shape requirements and prioritize backlog.
• Work with backend on API contracts, auth, and event schemas; assist post-incident reviews.

Skills

Swift

SwiftUI

UIKit

XCTest

XCUITest

Core Data

Keychain

Async/Await

Xcode

CI/CD

Tools

Swift Package Manager

CocoaPods

Crashlytics

Instruments

Fastlane

Xcode Cloud

Job description

People More is seeking a Senior iOS Engineer to join our FinTech platform team. You will design, build, and maintain a production-grade iOS app using Swift, SwiftUI, and UIKit, focusing on clean architecture and robust performance.

Collaborate with product and backend teams, implement CI/CD, test automation, data security, and deliver polished user experiences across devices. English and Polish language skills are required.