Simon Thomley - is a video game programmer. Simon Thomley began his career in 2017 and has worked for companies such as SEGA, Headcannon, PagodaWest Games and Christian Whitehead. Simon Thomley's first game was Sonic Mania which was released 6 years ago. Best Game Simon Thomley contributed to was Sonic Mania. Simon Thomley's latest work is Sonic Mania which was released 6 years ago.