She grew up in a family that is from a filming background and that's why she chose acting as her career.

Jansen received her professional training at the Maastricht Academy of Dramatic Arts.

She played a suicidal girl in In Therapie, the Dutch version of BeTipul in 2010.

[1] She was nominated "best actress" at the Gouden Kalf awards in 2012 for her role in 170 Hz, where she played a deaf girl and conversed mostly in Dutch Sign Language.

[2] Jansen also plays the role of Duchess Tatiana Petrovna in the third season of the BBC gangster drama Peaky Blinders.