Whiley was a right-handed batsman who bowled left-arm fast-medium. He played for Nottinghamshire and Leicestershire during a five-year first-class career
Unable to gain a regular first team place, Matt Whiley decided to leave the County at the end of the 2000 season. He joined the playing staff in 1998 and made his First-Class debut that season against Gloucestershire at Trent bridge. His only other First-Class game came against v Middlesex.
He took 52 wickets, averaging 24.63, for the Seconds in 2000.