Career
Merris signed for Third Division side York City on 6 August 2003 following a trial. Merris signed a new deal with York at the end of the 2004-2005 season. He was released by York at the end of the 2005-2006 season and subsequently signed for former club Harrogate on 29 June 2006.
On 20 March 2008, he joined Guiseley from Harrogate for an undisclosed fee.
He was released by the club in May 2012 before signing for Harrogate for the third time on 31 May. Merris joined Northern Premier League Division One North club Ossett Town as a player-coach in June 2014. and was appointed player-assistant manager in November 2014.