She has since released two extended plays and has gone on to portray the titular character in the CBBC comedy drama series Nova Jones from 2021 onwards.

[3][4][5] In 2012, at the age of 11, she auditioned for the sixth series of Britain's Got Talent, singing her own version of Jennifer Hudson's "One Night Only" from the film Dreamgirls.

[6] She advanced to the semi-final stages where she sang "It Must Have Been Love" by Roxette; Rainford made it through to the final after finishing second in the public vote.

[15][16] In 2021, Rainford began starring in the CBBC comedy drama Nova Jones, portraying the titular character, with the series focusing on the life and adventures of a galactic pop singer.

Her character, Anna Knight, was brought in as a daughter in a family introduced as new owners of the fictional Queen Vic pub.