PpWe are looking for a skilled and motivated Senior Frontend Engineer – Mobile Apps to join our cross‑functional digital product team. You will play a key role in building and maintaining our customer‑facing applications spanning iOS and Android. You will work closely with UX designers, backend engineers, and product owners to deliver seamless, high‑quality experiences that meet the highest standards for accessibility, security, and performance. /ph3Key Responsibilities /h3ulliDesign, develop, and maintain frontend features for our iOS and Android mobile applications /liliImplement and extend multilingual user interfaces using internationalisation frameworks and localisation best practices /liliCollaborate with UX/UI designers to translate Figma designs into pixel‑perfect, accessible components /liliEnsure code quality through unit testing, integration testing, and code reviews /liliOptimise application performance across devices and screen sizes, with a focus on Swiss banking security standards /liliContribute to the shared component library and design system used across all Raiffeisen digital products /liliWork in an agile team using Scrum/Kanban, participating in sprint planning, retrospectives, and demos /liliCoordinate with backend teams to design and consume RESTful and GraphQL APIs /liliMonitor, debug, and resolve issues in production, ensuring high availability and user satisfaction /liliStay up to date with emerging frontend technologies and champion best practices within the team /li /ulh3Your Profile /h3ulliSeveral years of experience (≥5 years) in native mobile development (Android and/or iOS) /liliExcellent knowledge of Kotlin (Android) and/or Swift (iOS) /liliSolid experience with Jetpack Compose and/or SwiftUI /liliExperience with modern concurrency concepts (coroutines/flow, async/await, combine) /liliSound knowledge of mobile architectures (clean architecture, MVVM, MVI) /liliExperience in connecting backend services and API integration /liliKnowledge of testing (unit and UI tests) and quality assurance /liliExperience with build tools and dependency management (Gradle, Swift Package Manager) /liliUnderstanding of security and performance aspects in mobile apps /liliExperience with CI/CD pipelines and app deployment (App Store / Play Store) /li /ulh3Nice to Have /h3ulliExperience in regulated industries, particularly financial services or banking /liliFamiliarity with Swift/SwiftUI or Kotlin/Jetpack Compose for native development /liliKnowledge of micro‑frontend architectures /liliExperience with security‑conscious development (OWASP, certificate pinning, biometric auth) /li /ulh3Languages /h3ulliGerman: Fluent (B2 or above) — working language of the team /liliEnglish: Business proficient /liliFrench or Italian: Advantageous, given our multilingual product scope /li /ulpLocation: Zürich /ppBrand: Merkle /ppTime Type: Full time /ppContract Type: Permanent /p /p #J-18808-Ljbffr