{"id":154757,"url":"https://alion.io/job/dentsu-aegis-network-senior-iosandroid-developer-with-german","title":"Senior iOS/Android Developer with German","company":{"id":888,"name":"dentsu","domain":"dentsu.com","url":"https://alion.io/company/dentsu-polska","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":81,"open_postings":167,"ghost_share":0.006,"stale_share":0.719,"repost_share":0.048,"time_to_fill_p50_days":22,"computed_at":"2026-10-19T05:45:15Z"}},"role":"Mobile","role_family":"Mobile","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Zurich, Switzerland","Switzerland"],"countries":["CH"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"CI/CD","optional":false},{"name":"Clean Architecture","optional":false},{"name":"Figma","optional":false},{"name":"Gradle","optional":false},{"name":"GraphQL","optional":false},{"name":"Java","optional":false},{"name":"Jetpack Compose","optional":false},{"name":"Kanban","optional":false},{"name":"Kotlin","optional":false},{"name":"Kotlin Coroutines","optional":false},{"name":"MVI","optional":false},{"name":"MVVM","optional":false},{"name":"Scrum","optional":false},{"name":"Swift","optional":false},{"name":"SwiftUI","optional":false},{"name":"Aider","optional":true},{"name":"OWASP","optional":true}],"status":"live","first_seen_at":"2026-06-05T00:00:00Z","employer_posted_date":"2026-06-05","last_verified_at":"2026-10-19T23:34:23Z","board_verified":true,"closed_at":null,"days_open":137,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":136},"description":"Job Description:\nWe Dream. We Do. We Deliver.\nMerkle, a dentsu company, powers the experience economy. For more than 35 years, the company has put people at the heart of its approach to digital business transformation. As the only integrated experience consultancy in the world with a heritage in data science and business performance, Merkle delivers holistic, end-to-end experiences that drive growth, engagement, and loyalty. Merkle's expertise has earned recognition as a \"Leader\" by top industry analyst firms, in categories such as digital transformation and commerce, experience design, engineering and technology integration, digital marketing, data science, CRM and loyalty, and customer data management. With more than 16,000 employees, Merkle operates in 30+ countries throughout the Americas, EMEA, and APAC. For more information, visit www.merkle.com.\nWho are we looking for?\nWe 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, 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.\nKey Responsibilities:\nDesign, develop, and maintain frontend features for our iOS and Android mobile applications\nImplement and extend multilingual (DE/FR/IT/EN) user interfaces using internationalisation (i18n) frameworks and localisation best practices\nCollaborate with UX/UI designers to translate Figma designs into pixel-perfect, accessible components\nEnsure code quality through unit testing, integration testing, and code reviews\nOptimise application performance across devices and screen sizes, with a focus on Swiss banking security standards\nContribute to the shared component library and design system used across all Raiffeisen digital products\nWork in an agile team using Scrum/Kanban, participating in sprint planning, retrospectives, and demos\nCoordinate with backend teams to design and consume RESTful and GraphQL APIs\nMonitor, debug, and resolve issues in production, ensuring high availability and user satisfaction\nStay up to date with emerging frontend technologies and champion best practices within the team\nYour profile:\nSeveral years of experience (≥5 years) in native mobile development (Android and/or iOS)\nExcellent knowledge of Kotlin (Android) and/or Swift (iOS)\nSolid experience with Jetpack Compose and/or SwiftUI SwiftUI\nExperience with modern concurrency concepts (coroutines/flow, async/await, combine)\nSound knowledge of mobile architectures (clean architecture, MVVM, MVI)\nExperience in connecting backend services and API integration\nKnowledge of testing (unit and UI tests) and quality assurance\nExperience with build tools and dependency management (Gradle, Swift Package Manager)\nUnderstanding of security and performance aspects in mobile apps\nExperience with CI/CD pipelines and app deployment (App Store / Play Store)\nNice to Have:\nExperience in regulated industries, particularly financial services or banking\nFamiliarity with Swift/SwiftUI or Kotlin/Jetpack Compose for native development\nKnowledge of micro-frontend architectures\nExperience with security-conscious development (OWASP, certificate pinning, biometric auth)\nLanguages:\nGerman: Fluent (B2 or above) - working language of the team\nEnglish: Business proficient\nFrench or Italian: Advantageous, given our multilingual product scope\nWhy choose dentsu?\nGlobal Reach with Local Expertise: Join a network that spans 145 countries, with over 70,000 talented employees.Collaborate with bright minds worldwide and gain insights from diverse industries and markets.\nInnovation at Our Core: For over 120 years, we have been pushing boundaries to connect brands with their audiences through cutting-edge technology, creativity, and transformative solutions.\nCommitment to Impact: We focus on driving meaningful outcomes for our clients and their communities,whether through increasing revenue, influencing behavior change, or fostering positive organizationalculture.\nCollaborative Network: Work alongside six global brands all united in delivering highly integrated and scaled transformation solutions.\nThese are some of the things we offer:\n 25 days of holidays\n2 volunteer days for charitable activities\nMental Health: Benefit from 3 extra wellness days on top of your vacation days and a Mental Health First Aider and Employee Assistance program to support your well-being\n40-hour week & overtime compensation\nFlexible working hours model (flextime)\nIndependent home office management\nState-of-the-art, creative office space with ergonomically equipped workstations\nPet friendly offices (Zurich and St. Gallen)\nFull access to Dentsu Academy, on-site learning sessions, online language courses\nReferral bonus program \nWorkation possibility\nTeam events: company parties, monthly breakfasts, aperos\n#LI-MERKLE 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