Macarthur added to Boro squad
Macarthur is a talented and versatile winger, attacking midfielder or striker who was most recently at League Two side Gillingham.
During his time at Priestfield Stadium, Matty also spent time on loan with Tonbridge Angels, Margate and Sheppey United.
Back in Australia, he has also played for Western Sydney Wanderers.
MacArthur has been allocated shirt number 30.
View the updated Squad list.