"Anthony is a right-back who can also play on the left for some reason," manager Bobby Williamson told the clubs official website.
There aren't many left-backs who can play on the right and that will give us that cover.
"He's just on 32 and comes with a good knowledge of the game. He's played at this level, and he's played in the Premiership for the majority of his career, that's where he's used to playing.
"He'll add to us and his experience will play a big part throughout the season."
Meanwhile, former Rangers winger Bojan Djordjic has also finalised his move to Home Park by penning a three year deal.