Senior iOS Engineer: SwiftUI, Concurrency & Real-Time

Qualco Group

Kentucky

Hybrid

USD 120,000 - 160,000

Full time

3 days ago

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Benefits offered by this job

Private health insurance

Annual bonus

Hybrid work model

Onsite gym

Job summary

Quento Technologies S.A. seeks a highly motivated and 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.

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

Qualifications

University degree in Computer Science, Engineering or a related field.
Minimum of 5 years of professional experience in Swift and native iOS development.
Hands-on experience building production iOS features 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.
Experience with Xcode, Instruments and iOS 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 in an Agile delivery environment.
Strong communication, ownership and collaboration skills.

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 and reusable internal packages for networking, UI components and test mocks.
Integrate backend services through the application networking and identity layers, supporting authentication and API-based customer journeys.
Develop and maintain real-time application features using SignalR.
Integrate and maintain identity-verification capabilities using Jumio, including liveness, NFC and localization modules.
Develop secure device-capability journeys using camera, NFC and biometric authentication such as Face ID.
Build and maintain reusable SwiftUI components aligned with the application design system.
Write and maintain unit tests and UI tests, and contribute to reliable, testable software design.
Support separate DEV, UAT and PROD application configurations, entitlements and environment-specific resources.
Contribute to build, release and App Store distribution processes, including code signing and provisioning.
Participate in code reviews, technical design discussions and ongoing improvements to application quality and architecture.
Ensuring that all activities and duties are carried out in full compliance with regulatory requirements and supporting the continued implementation of the Group Anti-Bribery and Corruption Policy.