Marie achieved the completion of her nursing degree in France in 2017. Her career subsequently started at the Royal Brompton Hospital from 2018 to 2023, where she cultivated her expertise in the domain of cardiac and cardiology care. She undertook two postgraduate university programs: one in Evidence-Based Cardiac Care in 2021 and another in Adult Practice Intensive Care in 2022.
In February 2023, Marie joined Barts NHS Trust as CVD Clinical Research Nurse. She plays an integral role in the on-going initiative focused on staff cardiovascular prevention health checks, in collaboration with the East London Cardiovascular Disease Prevention Group.