He made four first - team appearances in the 2002 -- 03 campaign , and was given a professional contract in July 2003 .
Warne began his career as a trainee with Chesterfield in 2001 .
Warne made four first - team appearances in the 2002 -- 03 campaign , and was given a professional contract in July 2003 .
Warne began his career as a trainee with Chesterfield in 2001 .