She is best known internationally for her role as the sinister android Niska in Season 1 of the Swedish science fiction TV series Real Humans.

[3] Röse started, together with Alice Bah Kuhnke and Johan Petersson, as a presenter for Sveriges Television's Disneyklubben [sv] and then studied at the Swedish National Academy of Mime and Acting.

[5][6] Röse has also been an emcee and awards presenter at a number of cultural events, including the August Prize ceremony and the Stockholm International Film Festival.

Among other things, it was revealed that she is related to actress Bibi Andersson and that her grandfather made his living whaling in Antarctica.

[11] In 2022, Röse was elected President of the Republic of Jamtland, a semi-fictitious micronation within the Kingdom of Sweden.