Martins began her season at the Cottbus World Cup where she won the bronze medal on both the uneven bars and the floor exercise. Additionally, she tied for sixth place on the balance beam. Then, she went to the Doha World Cup where she finished eighth on the uneven bars, sixth on the balance beam, and fourth on the floor exercise. At the European Championships, she qualified for the all-around final and finished eighth with a total score of 54.699. She won the all-around at the Portuguese Championships with a total score of 52.900- over eight points higher than the second-place finisher. Then at the Anadia World Cup, she won the silver medal on the uneven bars behind Jessica Lopez. She then competed at the 2015 Summer Universiade and qualified for the all-around final where she finished fourth. She placed fifth in the uneven bars final and eighth in the floor exercise final. In the balance beam final, she won the bronze medal behind Yu Minobe and Polina Fedorova. At the World Championships, she finished thirty-sixth in the all-around during the qualification round. This result earned Portugal a spot at the 2016 Olympic Test Event.