Darren who recently turned 20 signed a development contract for Ulster in October 2006 having being involved in the Ulster Academy for just one year. Cave has an extensive list of age grade honours having represented Ulster and Ireland at Schools level, U19, U20 and U21 levels. During the 2006/07 season Darren was selected to play for Ireland A in the Churchill Cup and so far is proving to be a thoroughly exciting prospect for Ulster Rugby.