Rae has a career-high doubles ranking of 67 by the Women's Tennis Association (WTA), achieved on 22 February 2016.

Together with Colin Fleming, she won the gold medal in the mixed doubles at the 2010 Commonwealth Games in Delhi for Scotland (qualifying through her Stirlingshire-born father).

They lost, 6–4, 3–6, 4–6, to Polona Hercog and Jessica Moore, the sixth seeded team who went on to win the title.

[4] In February 2014, Rae received her first call up to the British Fed Cup Team, following Laura Robson's withdrawal due to injury.

In July, Rae reached her first WTA Tour doubles final at the Swedish Open, partnering Anna Smith.