Career
After long spells at the academies of Vard Haugesund and Manchester City and short trials at big clubs across Europe, Samuelsen signed for West Ham in June 2015. Samuelsen, a versatile player, can play both central and wide midfield positions as well as a forward. Samuelsen has represented his country at youth level, earning caps at under-16, under-17 and under-18 levels.
Having just turned 14, Samuelsen was playing for Vard Haugesund at youth level when he reportedly attracted interest from clubs such as Real Madrid and Chelsea.
A year later, he joined Manchester City where he spent three years at their academy, playing regular football for their Elite Development Squadron West Ham United
After the transfer to West Ham United was announced on 20 June 2015, Samuelsen scored on his debut in a friendly at Peterborough United three weeks later.
He made his professional debut for the club five days later at the Boleyn Ground in a Europa League second qualifying round match against Birkirkara, replacing Morgan Amalfitano after 59 minutes. Samuelsen is contracted to the East London club until June 2017.
= Peterborough United (loan) On 24 November 2015, Peterborough United announced the signing of Samuelsen on a one-month loan deal until 2 January.
With the game at 2–2, he received the ball near the touch-line before weaving past several defenders and shooting past Sheffield goalkeeper George Long. The manner of the goal drew comparisons with the playing style of Lionel Messi. In January his loan was extended until the end of the 2015-2016 season.