Unity Developer (Middle) in Winit Germany GmbH, Bremen at Jobgether

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Unity Developer (Middle) based in Germany.

This role offers the opportunity to build and improve engaging mobile applications that support early learning and create meaningful experiences for children and families worldwide.
You will contribute to the development of interactive features, UI systems, and scalable mobile experiences using Unity and modern engineering practices.
The position combines hands-on development, performance optimization, technical problem-solving, and collaboration with a passionate product team.
You will work on applications used by millions of users globally, helping deliver reliable, high-quality educational experiences.
Your contributions will directly influence product quality, user engagement, and the evolution of innovative mobile solutions.
This is an opportunity for a Unity developer who enjoys ownership, continuous improvement, and working in a creative, impact-driven environment.

• Develop and maintain complex mobile UI features for production applications, including screens, states, animations, adaptive layouts, onboarding experiences, and payment flows.
• Design and evolve UI architecture using dependency injection principles and frameworks such as Zenject, ensuring modularity, maintainability, and efficient component lifecycle management.
• Work with Addressables and remote content systems, including content loading, version management, and production stability improvements.
• Ensure software quality through automated testing practices, including unit and integration tests, critical scenario coverage, and CI support.
• Optimize Unity application performance and memory usage through profiling, garbage collection management, TextMeshPro optimization, and allocation control.
• Participate in code reviews and contribute to reducing technical debt while maintaining delivery efficiency.
• Support release processes and production environments, ensuring application reliability and continuous improvement.
• Mentor team members and help strengthen engineering practices, coding standards, and technical knowledge sharing.
• Collaborate with cross-functional teams to deliver polished and engaging mobile experiences.

• 3+ years of professional experience developing Unity applications, especially for mobile platforms.
• Strong understanding of object-oriented programming, SOLID principles, and practical application of design patterns in production environments.
• Advanced knowledge of C# and asynchronous programming concepts, including Task and UniTask.
• Strong experience developing Unity UI systems, including TextMeshPro, responsive layouts, animations, and complex interface states.
• Experience implementing dependency injection solutions such as Zenject or similar frameworks.
• Practical experience with Addressables and remote content management, including loading strategies, versioning, and fallback logic.
• Experience working with remote configuration systems, feature flags, and A/B testing experiments.
• Understanding of Unity performance optimization, memory management, garbage collection, and profiling techniques.
• Experience creating and maintaining automated tests, including unit tests, integration tests, and basic play mode testing.
• Ability to work independently, take ownership of responsibilities, and collaborate effectively with engineering teams.

Nice-to-have qualifications:

• Experience with native mobile integrations using Swift/Objective-C, Java/Kotlin, or Unity plugin development.
• Experience building or maintaining CI/CD processes for mobile applications, including automated builds, testing, and release pipelines.

• 20 working days of annual paid vacation.
• Unlimited paid sick leave.
• Compensation for external training, workshops, seminars, and professional development activities.
• Access to digital libraries, premium online courses, and industry conferences.
• English courses and speaking clubs.
• Corporate healthcare support and medical insurance from the first working day.
• Access to corporate psychologist sessions focused on well-being and balance.
• Vaccination and health check-up programs.
• Office benefits including meals, breakfasts, snacks, and fresh fruits.
• Sports activities and wellness initiatives.
• Professional massage services.
• Opportunity to work on a globally recognized product with meaningful social impact.
• Collaborative environment with experienced professionals and strong opportunities for growth.