 On 7 August 2017, Field joined League One club Bradford City on loan until 1 January 2018, as cover for the injured Adam Chicksen.He made his debut the following night and played the opening 76 minutes of the Bantams' 3–2 EFL Cup first round defeat to Doncaster Rovers, before being substituted for Paul Taylor after 76 minutes.Field made four further appearances before dropping to the bench in mid-September after Chicksen returned to fitness.