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Senior iOS Engineer (SwiftUI & Swift Concurrency)

InventYOU AB
18 hours ago
Full-time
Remote friendly (Athens, Attica, Greece)
Worldwide
Mobile Development

We are looking for an experienced Senior iOS Engineer (SwiftUI & Swift Concurrency) to take ownership of a modern native iOS application built with Swift 6, SwiftUI, and a modular Swift Package Manager architecture.

In this role, you will collaborate closely with product, design, backend, platform, and QA teams to deliver secure, scalable, and high-quality mobile features across reusable UI components, networking, authentication, real-time communication, and identity-verification journeys.

Key Responsibilities
  • Own, develop, and maintain the native iOS application using Swift and SwiftUI
  • Build maintainable SwiftUI features using modern Swift Concurrency, including async/await, actors, actor isolation, and MainActor-aware UI development
  • Contribute to a modular codebase built with Swift Package Manager
  • Develop and maintain reusable internal packages for networking, UI components, and test mocks
  • Integrate backend services, authentication, identity services, and API-based customer journeys
  • Develop and maintain real-time application features using SignalR
  • Integrate identity-verification capabilities using Jumio, including liveness, NFC, and localization modules
  • Develop secure mobile journeys using camera, NFC, and biometric authentication such as Face ID
  • Build reusable SwiftUI components aligned with the application design system
  • Write and maintain unit and UI tests
  • Support DEV, UAT, and PROD configurations and environment-specific resources
  • Contribute to build, release, code signing, provisioning, and App Store distribution
  • Participate in code reviews, technical design discussions, and architecture improvements
  • Troubleshoot, debug, and optimize application performance
  • University degree in Computer Science, Engineering, or a related field
  • Minimum 5 years of professional experience in Swift and native iOS development
  • Strong hands-on experience building production applications with SwiftUI
  • Solid understanding of Swift Concurrency, including async/await, actors, and actor isolation
  • Experience with Swift Package Manager, modular iOS applications, and reusable Swift packages
  • Experience integrating backend APIs, authentication or identity services, and third-party SDKs
  • Knowledge of secure token storage using the iOS Keychain
  • Strong experience with Xcode, Instruments, debugging, and performance-analysis tools
  • Experience writing unit and UI tests using XCTest and XCUITest
  • Experience with Xcode build configurations, code signing, provisioning, and multiple application environments
  • Familiarity with Git-based collaborative development workflows and code reviews
  • Experience working within an Agile delivery environment
  • Strong communication, collaboration, and ownership skills

Nice to Have
  • Experience with SignalR or another real-time communication technology
  • Experience with Jumio or another KYC/identity-verification SDK
  • Experience with NFC, camera, Face ID, and secure mobile onboarding journeys
  • Experience developing reusable SwiftUI design systems and component libraries
  • Knowledge of localization, image caching, and SVG rendering on iOS
  • Experience in fintech, wallets, payments, or financial-services mobile applications
  • Knowledge of iOS CI/CD pipelines, particularly Azure DevOps
  • Experience managing App Store builds, signing, and distribution

You will be a great candidate for us if you
  • Have strong hands-on expertise in Swift, SwiftUI, and modern native iOS development
  • Are confident working with Swift Concurrency and modern application architectures
  • Enjoy taking ownership of complex mobile applications and technical decisions
  • Care about security, performance, maintainability, and user experience
  • Have a strong understanding of modular and reusable software design
  • Enjoy collaborating across product, design, backend, platform, and QA teams
Why join inventYOU
  • Work with modern iOS technologies including Swift 6, SwiftUI, and Swift Concurrency
  • Build secure and scalable native mobile experiences
  • Work with modular architectures and reusable Swift components
  • Contribute to complex authentication, real-time, and identity-verification journeys
  • Collaborate with experienced mobile, backend, product, and platform professionals
  • Continue developing your expertise in modern iOS engineering