She made her tournament debut at the 2015 Eden Masters, aged 15,[1] and was number one in the women's under-21 world rankings as of April 2019.

[4] In April 2017, she won the Under-21 Ladies World Championship at the Northern Snooker Center in Leeds.

[5][6] Shoot Out matches are one frame and have a maximum duration of 10 minutes, with limited time allowed for each shot.

[7] Parker won the 2020 Belgian Women's Open (Under-21) event, beating Albina Hashcuk 2–0 in the final.

She also reached the semi-finals of the main 2020 Belgian Women's Open event, where she lost 0–4 to Reanne Evans.