Shot by Rankin, Jessie models Dolce & Gabbana's lace and gold, brocade bodysuit in the photoshoot, as well as an Elie Saab gown and some Jean Paul Gaultier, for good measure. (You might be pleased to hear that patterned jumpsuits did not feature in her Elle wardrobe).
In her behind-the-scenes video interview, jessie opens up about her new look and says, "I definitely am more feminine and I've softened my look a lot. I'm just having fun with my style, and like, exploring stuff as I've got more confident as a young woman".
To see more from Jessie, watch the video here, and look out for Elle's November edition when it hits newsstands on Wednesday 3rd October.
Take a look through Jessie's style transformation below:
See who else loves a jumpsuit: