Senior Mobile Developer

About the job

OWT is a technology and strategy consulting company and a subsidiary of Swisscom. We help our clients digitize their processes, implement innovative transformation projects, and deploy new technologies.

Learn more about OWT on LinkedIn .

What will excite you:

• A young, dynamic, and collaboration-driven culture fueled by a shared passion for digitalization and new technologies, putting our clients' concerns at the center
• An environment that promotes learning new skills and developing existing ones through a clear career path
• A hybrid work model that allows you to work from home with colleagues and clients
• The opportunity to work with renowned companies on a variety of tasks related to modern technologies
• The chance to benefit from colleagues who are experts in their field and always ready to share their knowledge or provide constructive feedback
• A proven mentoring model with a person who introduces you to everyday work at OWT and supports your professional and personal development
• Well-located offices in the heart of Geneva, Lausanne, Zurich, and Bern, easily accessible
• A competitive salary with a healthy work-life balance

What will excite you:

• You develop high-quality native apps in iOS and web apps in Java / .NET or Angular as part of an agile, cross-functional team – in close collaboration with business analysts and UX/UI colleagues
• You ensure seamless integration of mobile apps with backend services and REST APIs and bring a solid understanding of the entire solution architecture
• You translate the business requirements of our clients into scalable, performant, and maintainable solutions and accompany them from conception to deployment
• You take technical responsibility for the architecture: you define and maintain standards, conduct code reviews, and promote best practices within the team
• You accompany the entire app lifecycle: from development through app store releases to ongoing further development and technological updates

What you bring:

• 5+ years of experience in native mobile app development – focusing on iOS (Swift)
• 2+ years of experience in web app development in Java, .NET or Angular
• Knowledge of modern architectural approaches (MVVM, Clean Architecture, MVI) and experience implementing maintainable, testable codebases
• Practical experience with Flutter and Dart as a cross-platform framework is a clear plus
• Familiarity with CI/CD pipelines, versioning tools, and the app store publication process
• Good understanding of UX/UI principles, accessibility standards, and platform-specific design guidelines (Material Design, Human Interface Guidelines)
• Fluent in German and English (at least C1); French is a plus

What defines you:

• You communicate clearly and proactively – equally with clients, development teams, and non-technical stakeholders
• You bring initiative, work in a structured way, and never lose sight of the team spirit
• You are curious, technology-affine, and enjoy evaluating and introducing new approaches to the team
• You maintain an open feedback culture and actively contribute to a positive team dynamic

Have we sparked your interest? Then we look forward to your application! You will receive feedback within 7 working days.