Polish 'keeper who joined the Blues from Notts County, signing a two-year deal at Portman Road.
Began his career at Southampton, working alongside current Town 'keeper-coach Malcolm Webster, before taking in a loan spell at Barnsley.
Bart actually spent time at Portman Road on loan earlier in his career but never made an appearance in the first-team, but signed permanently in 2014 and will compete with Dean Gerken for the number one spot.
He won the Supporters and the Players' Player of the Year award for his impressive form during the 2015/16 season.
Will wear the number 33 shirt during his time with the Blues.