Lawes was a member of the world champion team as a third at the 2018 Ford World Women's Curling Championship, where the team went through the event undefeated. She also won a silver medal at the 2015 World Championships. Lawes was a winner of the 2015 Scotties Tournament of Hearts and has had two runner-up results at the Scotties in 2011 and 2013. Lawes is a two-time Canadian junior champion (2008, 2009) and went on to win a silver and bronze medal each at the World Junior Curling Championships.