Matterson, who can cover five-eighth and centre as well as the back-row, made his NRL debut in 2016.

The 23-year-old has scored 10 tries 58 appearances.

He will joined at the Tigers by outside back Paul Momirovski for next season.

Momirovski is also leaving the Roosters and has signed a two-year deal with the joint-venture.

Meanwhile Bayley Sironen is leaving Wests to join South Sydney.

The utility has agreed to a one-year deal for 2019.