 He also played as a professional for Halifax Town, Everton, Rotherham United, Notts County, Sunderland, Manchester City, Aberdeen, Tottenham Hotspur, Crystal Palace, Preston North End, York City and Mansfield Town.He was goalkeeping coach at Hull City until January 2017 and current goalkeeping coach of Bangladesh national football team.Born in York, Mimms began his football career as an apprentice at Halifax Town.