About this role
About the Role
Senior Frontend Engineer - Mobile Apps to join our cross-functional digital product team. You will help build and maintain our customer-facing iOS and Android applications, collaborating with UX designers, backend engineers, and product owners to deliver accessible, secure, and high-performance experiences. What You'll Do
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Design, develop, and maintain frontend features for our iOS and Android mobile applications
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Implement and extend multilingual (DE/FR/IT/EN) user interfaces using internationalisation (i18n) frameworks and localisation best practices
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Collaborate with UX/UI designers to translate Figma designs into pixel-perfect, accessible components
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Ensure code quality through unit testing, integration testing, and code reviews
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Optimise application performance across devices and screen sizes, with a focus on Swiss banking security standards
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Contribute to the shared component library and design system used across all Raiffeisen digital products
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Work in an agile team using Scrum/Kanban, participating in sprint planning, retrospectives, and demos
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Coordinate with backend teams to design and consume RESTful and GraphQL APIs
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Monitor, debug, and resolve issues in production, ensuring high availability and user satisfaction
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Stay up to date with emerging frontend technologies and champion best practices within the team What We're Looking For
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Several years of experience (≥5 years) in native mobile development (Android and/or iOS)
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Excellent knowledge of Kotlin (Android) and/or Swift (iOS)
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Solid experience with Jetpack Compose and/or SwiftUI
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Experience with modern concurrency concepts (coroutines/flow, async/await, combine)
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Sound knowledge of mobile architectures (clean architecture, MVVM, MVI)
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Experience in connecting backend services and API integration
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Knowledge of testing (unit and UI tests) and quality assurance
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Experience with build tools and dependency management (Gradle, Swift Package Manager)
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Understanding of security and performance aspects in mobile apps
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Experience with CI/CD pipelines and app deployment (App Store / Play Store) Nice to Have
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Experience in regulated industries, particularly financial services or banking
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Familiarity with Swift/SwiftUI or Kotlin/Jetpack Compose for native development
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Knowledge of micro-frontend architectures
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Experience with security-conscious development (OWASP, certificate pinning, biometric auth) Compensation & Benefits
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25 days of holidays
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2 volunteer days for charitable activities
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Mental Health: 3 extra wellness days on top of vacation days and a Mental Health First Aider and Employee Assistance program
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40-hour week & overtime compensation
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Flexible working hours model (flextime)
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Independent home office management
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State-of-the-art, creative office space with ergonomically equipped workstations
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Pet friendly offices (Zurich and St. Gallen)
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Full access to Dentsu Academy, on-site learning sessions, online language courses
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Referral bonus program
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Workation possibility
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Team events: company parties, monthly breakfasts, aperos