Chalmers stayed with the Muirhead rink after her junior career, except for the 2011 World Championships, when she played second for Sloan, finishing ninth. With the Muirhead rink, she won a gold medal at the 2011 European Championships in Moscow and the 2013 World Championships in Riga. The Scottish world champion team of Muirhead, Sloan, Chalmers and Claire Hamilton, were selected to represent Great Britain at the 2014 Winter Olympics, where they won the bronze medal.