According to a job listing on GamaSutra, they are looking for Wii experience on a supposedly PS3, 360 only game.

Additional Experience and Skills (highly desired):
• Experience developing for next-generation game consoles (PS3, XBOX 360, Wii).
• One or more shipped PC or console game titles, FPS or RPG titles.
• Experience working with the Unreal Engine.
• Experience working with Flash integrations like ScaleForm or GameSWF.
• Experience working on multi-platform software projects.

Link