Senior iOS and Android Developer

For our client in the banking sector we are looking for a Senior Android & iOS developer. Description: - Design, implement, and maintain high-quality Android & iOS applications using Kotlin, Jetpack Compose & Swift. - Lead and contribute to the modernization of existing applications by migrating legacy View-based UI implementations to Compose. - Refactor and update custom-built UI components to align with the standardized design system and UI component libraries. - Drive frontend engineering best practices, promoting maintainable, scalable, and reusable mobile solutions. - Develop and maintain automated UI tests using Espresso & XCUnit and contribute to improving overall test automation coverage. - Create and maintain unit tests and other verification activities to ensure application quality and reliability. - Participate in feature design, implementation, testing, release activities, and ongoing maintenance. - Analyse application behaviour, troubleshoot issues, and support continuous improvements to performance, stability, and user experience. - Collaborate closely with designers, backend developers, QA engineers, architects, and business experts to deliver customer-centric mobile solutions. Required Skills: - Strong professional experience with Kotlin - Strong hands-on experience with Jetpack Compose - Professional experience with Swift and iOS development - Solid experience in Android application development - Strong experience with Git - Good working knowledge of Java - Experience working with Gradle Preferred Skills: - Objective C - Material Design - View/XML based UI - Testing - IntelliJ IDEA Answer these questions separately in a few sentences and attach them to your application! (Mandatory!) - Do you have strong professional experience developing Android applications using Kotlin?* - Do you have hands-on professional experience with Jetpack Compose?* - Do you have professional experience developing iOS applications using Swift?* Please apply with your updated CV, that clearly demonstrates your skills and experience relevant to this role. We offer continuously, which means that we sometimes remove the assignments before deadline. If you are interested we recommend that you apply immediately Location: Oulu, Finland (hybrid) Allocation: 100% Start date: As soon as possible End date: 31.3.2027, possible extension Language: Fluent in English We offer you: We offer a versatile assignment where every day is different and interesting. We also offer a very competitive salary and good employee benefits. Are you interested in becoming a part of our dynamic team? The position will be filled as soon as a suitable person is found, so please be quick and submit your application! Please include your salary expectation in your application. For more information, contact Kimmo Kärsämä, tel. 050 412 7500, kimmo.karsama@lokki.fi Explore Lokki, through our blog and website: https://www.lokki.fi/ . Lokki Henkilöstöpalvelut Oy (Finnish for Seagull Recruitment Services) has been active in providing recruitment services since 2005 and we belong to The Private Employment Agencies Association HPL. Our vision is to provide the best customer experience with our reliable, humane and effortless service around Finland. Our most important asset is a person who, as we know, thrives in a reliable and supportive atmosphere. At Loki you will be supported by your own human resources consultant throughout your employment relationship. At Lokki, we believe in a partnership achieved as a result of flexible service. Explore us and our vacancies: https://www.lokki.fi/. You can also find us on Facebook and Instagram.