The 24-year-old second row forward has re-signed for the Parksiders on a one-year deal.
A product of Oulton Raiders, his father is Robert `Two Bobs’ Roberts, the East Leeds coach who himself is no stranger to the South Leeds Stadium, having successfully acted as caretaker boss a few years ago when Hunslet parted company with James Coyle.
Josh, who stands 6 feet tall and weighs over 16 stone (105kg) – had spells at Leeds and York before joining Rochdale.