sanderson has played for england at the under-15, 17, 19 and 21 levels. on 3 may 2006, she was called up for the england first team. she hit the crossbar with a shot from 25 yards, shortly after coming off the bench for her debut against hungary. she was drafted into the squad for the world cup qualifying play-off against france in september 2006 as a replacement for the injured jo potter.