Gill made his professional debut on 7 July 2012, scoring a four-round points decision (PTS) victory against Kristian Laight at the Sheffield Arena.
[2] After compiling a record of 21–0 (5 KOs), he challenged Commonwealth featherweight champion, Ryan Doyle, on 27 October 2018 at the Copper Box Arena in London.
[9] After successfully bouncing back from his first professional loss, Gill faced Cesar Juarez on 20 February 2021, for the vacant WBA International featherweight title.
The fight was stopped on the advice of the ringside physician, after Gill suffered a large cut on the hairline, due to an accidental clash of heads.
[14] In December 2023 Gill Opened his own gym Boxcross UK[15] in Wisbech along with his business partners Damien Pearl and Gareth Watts.