Senior iOS Engineer – SwiftUI, KMP

inventYOU IT Consulting

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

Posted 9/17/2026full-timeAthens • GreeceSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in developing and maintaining iOS applications using SwiftUI and MVVM architecture, with a strong focus on secure authentication and cross-platform integration. Proficient in utilizing modern development tools and methodologies to optimize application performance and ensure compliance with industry standards.

Highest-signal resume keywords

SwiftUI Application DevelopmentMVVM ArchitectureSwift Concurrency (Async/Await)Authentication Implementation (MSAL, OAuth 2.0, OpenID Connect)Firebase iOS SDK Management

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

SwiftXcodeInstrumentsUnit Testing (XCTest, XCUITest)Dependency Management (Swift Package Manager)WKWebViewKotlin Multiplatform IntegrationSecure Token Storage (iOS Keychain)CI/CD Processes (Azure DevOps)GDPR Compliance

Soft Skills

Analytical SkillsProblem-SolvingCollaboration

Tools & Technologies

Firebase AnalyticsCrashlyticsCloud MessagingAPNsTouchlab SKIE

Industry Keywords

Agile DevelopmentConsent ManagementCross-Platform Mobile ArchitectureApp Store Distribution

Tech Stack

Tools & technologies

AndroidAzureCloudFirebaseiOSKotlinMicroservicesSwift

About the role

Key responsibilities & impact

Own, develop, and maintain the iOS application using SwiftUI
Build modern iOS features using SwiftUI, MVVM architecture, and Swift Concurrency (async/await)
Integrate and consume backend microservices through a shared Kotlin Multiplatform SDK
Debug and optimize cross-platform interactions between Swift and Kotlin
Implement secure authentication flows using MSAL, OAuth 2.0, and OpenID Connect
Manage Firebase Analytics, Crashlytics, and Cloud Messaging, including APNs configuration
Integrate shared KMP modules using Touchlab SKIE for Swift/Kotlin interoperability
Write and maintain unit and UI tests
Apply secure token storage using the iOS Keychain
Support GDPR-compliant consent management integrations
Develop and maintain secure WebView-based flows, including payments and identity verification
Contribute to build, release, and CI/CD processes in Azure DevOps
Support App Store build and distribution processes
Troubleshoot, debug, and optimize application performance
Collaborate with backend, platform, Android, QA, and DevOps teams

Requirements

What you’ll need

University degree in Computer Science, Engineering, or a related field
Strong proficiency in Swift
Strong experience developing iOS applications using SwiftUI and MVVM architecture
Solid understanding of Swift Concurrency (async/await)
Experience implementing authentication using MSAL, OAuth 2.0, and OpenID Connect
Hands-on experience with Firebase iOS SDK, including Analytics, Crashlytics, Cloud Messaging, and APNs
Knowledge of secure token storage using the iOS Keychain
Strong experience with Xcode, Instruments, and debugging tools
Experience with dependency management using Swift Package Manager
Experience with WKWebView for embedded web flows
Experience with automated testing using XCTest and XCUITest
Experience integrating Kotlin Multiplatform modules into iOS applications using tools such as Touchlab SKIE
Experience working within an Agile development environment
Strong analytical, problem-solving, and collaboration skills
Nice to have: familiarity with Kotlin and Kotlin Multiplatform concepts
Nice to have: experience with consent management platforms such as OneTrust
Nice to have: experience with cross-platform mobile architectures or shared SDKs
Nice to have: knowledge of iOS CI/CD pipelines in Azure DevOps
Nice to have: experience managing App Store builds, signing, and distribution
Nice to have: familiarity with Azure DevOps

Benefits

Comp & perks

Work with modern mobile technologies including SwiftUI, Swift Concurrency, and Kotlin Multiplatform
Contribute to a shared mobile ecosystem across iOS and Android
Work on complex mobile integrations, authentication, and secure digital experiences
Collaborate with experienced mobile, backend, and platform engineering professionals
Continue developing your expertise in modern native and cross-platform mobile engineering