"I went to Liverpool for a trial before, but I wasn't ready," McCarthy told the Irish Mirror.
"So I'll see at the end of the season what the club and I want to do. I'm enjoying myself at Hamilton but if the right deal comes along, we'll need to talk about it.
"I'm doing really well and hopefully I'll keep it going.
"I play my own game and I'll just get on with it."
However, Hamilton boss Billy Reid is desperate to hold onto the player after clinching promotion at the weekend. That said, he admitted: "We are aware that there's some very big clubs after our players."