Shan was one of the contestants in Simon Cowell's girls category on The X Factor last year, making it through to the live shows.
Fresh from The X Factor's live tour, Shan has landed her debut role in London's West End.
She will star as Eponine in the upcoming all star Les Misérables concert cast at the Gielgud Theatre.
Shan tweeted today: "WOW ❗️ I’m about to make my #WestEnd Debut this August with @lesmisofficial - All Star Concert, playing #Eponine ❗️ 😯 😩 💛 🙏"
Other cast includes Michael Ball playing Javert and Alfie Boe as his nemesis Jean Valjean, on selected dates.
Matt Lucas will star as Thénardier while Carrie Hope Fletcher will play Fantine, having previously played Éponine in the West End production.
The Les Mis London concert is booking a strictly limited run from 12 August 2019 to 25 November 2019.
PIC Credit: Instagram/@lesmizofficial