Senior iOS Engineer – SwiftUI, Swift Concurrency

inventYOU IT Consulting

. Own, develop, and maintain the native iOS application using Swift and SwiftUI .

Posted 9/17/2026full-timeAthens • GreeceSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in native iOS application development using Swift and SwiftUI, with a strong focus on building maintainable features and integrating backend services. Proficient in utilizing modern Swift Concurrency and developing secure mobile journeys with advanced authentication methods.

Highest-signal resume keywords

Swift Application DevelopmentSwiftUI Feature DevelopmentSwift ConcurrencyBackend API IntegrationUnit and UI Testing

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

SwiftSwiftUISwift ConcurrencySwift Package ManagerXcodeXCTestXCUITestSignalRJumioIOS Keychain

Soft Skills

CommunicationCollaborationOwnership

Tools & Technologies

InstrumentsGitAgile MethodologiesApp Store DistributionCI/CD Pipelines

Industry Keywords

FintechIdentity VerificationSecure Mobile OnboardingReal-Time CommunicationLocalization

Tech Stack

Tools & technologies

AzureiOSSwift

About the role

Key responsibilities & impact

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
Collaborate closely with product, design, backend, platform, and QA teams

Requirements

What you’ll need

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

Benefits

Comp & perks

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