She has won a series of medals at European and World Championships, but was not selected for the 2008 Summer Olympics by the British team due to the limited number of places available.

After considering retiring in 2009, she returned to the sport and in 2012 she won gold medals in both the individual and the team events at the 2012 World Championships, and qualified to be chosen for the 2012 Summer Olympics.

She was inspired to change disciplines by the British athletes competing in women's Modern Pentathlon when it made its début at the 2000 Summer Olympics in Sydney.

[5] Women's Modern Pentathlon features five events, first fencing, then swimming, showjumping, and finally a discipline combining running and pistol shooting.

[7] In 2009, she contemplated retiring from the sport, and returned to the family home in Scotland but following an early morning run in sub-zero temperatures, she decided she still had the passion to compete.

[9] Following her gold medal at the 2012 World Championships, she was considered one of the favourites to be chosen for one of the two spots for the women's Pentathlon in the British team for the 2012 Summer Olympics along with Samantha Murray.