At the 2015 European Championships in Minsk, she finished fifth in the all-around and in the 5 ball's final with the German junior group.[2][3] In 2016, she competed as an individual at the Junior European Championships with ball and clubs and finished ninth in the team classification together with Lea Tkaltschewitsch and Daniela Huber.[4][5]
Since 2017, Peschel competed in the senior category and was 51st here at the European Championships in Budapest. She finished in 36th place at the World Championships,[6] finishing 70th the following year.[7] At the German Championships in 2019 she became German runner-up champion in the All-Around and with ball and third with hoop, clubs and ribbon.[8]
From 2019 to 2021, Peschel was a member of the German rhythmic gymnastics National Team, with whom she finished 15th in the all-around at the 2019 World Championship.[9] At the end of 2021, Noemi Peschel ended her career as a gymnast due to chronic injuries.[10]