Town forward joins on loan.We'll have more on this story soon.
He has recently spent a second spell with Woking, but his time there was cut short in order for him to spend time with the U's.
Jack, who has been prolific for Town's U21s in his time at Portman Road and has enjoyed loan spells with Woking, Gillingham and Carlisle United.
The U's have been busy in the transfer market this week and young forward is the second new signing of the month following Alex Wynter's arrival from Crystal Palace.
Ipswich Town striker Jack Marriott has signed on loan for Colchester United until the end of the season.