The shot stopper joined the club on 4th November 2022.

Callum has come through the Sheffield United’s academy and has gained a reputation for saving penalties having stopped three spot kicks in the FA Youth Cup during the 2021/22 campaign.

Hiddleston has played for Sheffield United’s U18 and U23 sides.

On 18th November 2022 it was confirmed that Sheffield United had recalled Callum from his loan, the stopper made three appearances before returning to his parent club.