Pérez was part of the Spanish junior group that competed at both the 2019 European[4] and World Championships,[5] finishing seventh in Baku and fifth in Moscow.

[6][7][8] In 2021 Pérez participated in the World Championships alongside Inés Bergua, Ana Gayán, Valeria Márquez, Uma Mendez and Mireia Martínez, finishing 12th in the All-Around and fifth in the three hoops and four clubs' final.

[16] Patricia took part, with Ana Arnau, Inés Bergua, Valeria Márquez, Mireia Martínez and Salma Solaun in the 2022 European Championships in Tel Aviv, winning silver in the three ribbons and two balls final, and the World Championships in Sofia, where the Spanish group won three bronze medals: All-Around (earning them a spot for the 2024 Olympics), five hoops, and team.

[25] The first competition of the group in 2024 was the World Cup in Athens, where they took fourth place in the All-Around, eighth with five hoops and seventh with three ribbons and two balls.

[33] In early August, Pérez, Ana Arnau, Inés Bergua, Mireia Martínez and Salma Solaun competed at the Olympic Games in Paris, where they took 10th place in the qualification event and thus did not advance to the final.