She played third for Eve Muirhead's junior rink, but at the same time skipped her own ladies rink. At the 2011 Scottish championship, Sloan defeated Muirhead's separate ladies rink en route to the national championship, defeating Hannah Fleming in the final. But before Sloan could represent Scotland at her first World Championship, she had to play with Muirhead at the2011 World Junior Curling Championships.
Sloan played with Muirhead at the 2009 World Junior Curling Championships where they won a gold medal for Scotland. In addition, Sloan has skipped Great Britain to gold medals at the2009 European Youth Olympic Winter Festival and the 2011 Winter Universiade.