Colby Bishop signed his first professional contract with Notts County in November 2014.[3] He made his first team debut for the "Magpies" in a 1–0 defeat to Milton Keynes Dons at Meadow Lane on 26 December.
He was replaced by Elliott ****ehouse after 73 minutes.[4]
In May 2017 he was signed by National League North side Leamington F.C.
On July 13th 2019 he joined Accrington Stanley of League one for an undisclosed fee [5]