Jónmundurs most recent work include one of the lead roles in the highly critically acclaimed Icelandic crime series Sisterhood produced by Sagafilm/Sjónvarp símanns in association with Sky Studios and Viaplay and Terrence Malick upcoming film The Last Planet.
He is currently working at the National Theater of Iceland where he was playing Tibalt in Romeo and Juliet and is currently working on shows such as An titils, The story of Hasim and the Icelandic Bell.
Other recent work include the movies Villibráð and Beutiful beings, Emmy and grammy nominee Olafur Arnalds music video and Icelandic Tv series such as Case which can be seen on Netflix and Trapped II which can be seen on Amazon Prime.
Jónmundur is a skilled athlete with years of gymnastic training. He has also played nearly two hundred soccer matches in the top three divisions in Iceland and in 2011 he went on a soccer scholarship to The Academy of Art University in San Francisco and in 2014 he graduated with Bachelor degree in Acting along with being MVP of the Urban Knight soccer team. He immediately started working as an actor at the National Theater of Iceland in a few shows including the lead in the Pulitzer Prize winning play Disgraced. Being part of the first Icelandic generations of actors with different ethnicities his focus is to push for more diversity with in the Icelandic art scene.