Rovio's Bloom City Match team seeks two Senior Game Developers. Responsibilities include independently implementing complex game features, evaluating technical feasibility, managing development from design to implementation, ensuring code quality and performance, mentoring junior developers, and collaborating with internal teams. The role requires proficiency in C#, Unity, debugging, performance optimization, game architecture, SOLID principles, agile development, and strong communication skills. The position is based in Espoo or Barcelona with a hybrid work model (2 days/week in the office), and relocation support is offered.