Mid-level Unity Developer – Mobile Apps

About the role

We are looking for a mid‑level Unity Developer to join our product team in Luxembourg. You will help build and improve engaging mobile applications that support early learning for children and families worldwide.

Key responsibilities

• Develop and maintain complex mobile UI features, including screens, animations, adaptive layouts, onboarding flows and payment processes.
• Design and evolve UI architecture using dependency‑injection frameworks such as Zenject.
• Work with Unity Addressables and remote‑content systems to manage content loading, versioning and production stability.
• Ensure software quality through unit and integration tests, critical‑scenario coverage and CI support.
• Optimize performance and memory usage via profiling, garbage‑collection management and TextMeshPro tuning.
• Participate in code reviews, reduce technical debt and mentor junior team members.
• Support release processes and collaborate with cross‑functional teams to deliver polished mobile experiences.

Required profile

• 3+ years of professional Unity development experience, primarily for mobile platforms.
• Strong grasp of object‑oriented programming, SOLID principles and design patterns.
• Advanced knowledge of C# and asynchronous programming (Task, UniTask).
• Proven experience building Unity UI systems with TextMeshPro, responsive layouts and complex states.
• Hands‑on experience with dependency‑injection solutions such as Zenject.
• Practical knowledge of Addressables and remote content management, including loading strategies and version control.

Required skills

• Unity
• C#
• Zenject
• Addressables
• TextMeshPro
• UniTask