South Sydney veteran Roy Asotasi has announced he will leave the NRL at season's end to join English Super League club Warrington.

The 31-year-old front-rower has signed a two-year deal with the Wolves from 2014, the Rabbitohs said in a statement on Tuesday.

Heading to the UK: Souths veteran Roy Asotasi. Credit:Getty Images

Asotasi has played 206 first-grade games since making his NRL debut in 2002 - 122 of them for South Sydney.

He's also played 25 Tests for New Zealand and Samoa, who he is set to captain at this year's rugby league World Cup.