He began of his career and starred in the television series, such as
Fox Grønland and
Seks som oss, in the avalanche drama film
Manhunt (2008), and plays at the
Grusomhetens Teater and
Trøndelag Teater, as well as written scripts for the short films
Closework (2005), and
Flax (2008). In several instances, he portrays Viking King
Olav II in Norwegian-produced documentary film
Olav, and also appeared in
From Hate to Hope. He starred in the remake of the science fiction classic
The Thing (2011). His first appearance was in the first episode of the third season, "Valar Dohaeris". Hivju appearred in the movie
Force Majeure (2014), He played Florian de Groot in two episodes of
Guy Ritchie's
The Gentlemen (2024), and the same year was the voice of
Andvari in
Twilight of the Gods (2024). In 2025, he starred as Jensen Lind, alongside
Niamh Algar and
Tom Hollander in the
Sky Atlantic thriller series
The Iris Affair (2025). == Personal life ==