Lauritsen has both played for Herning Fremad and Brande IF as a youth player, starting as a four-year-old, before joining Midtjylland in the summer 2011.

[7] On 11 February 2019, Lauritsen moved abroad and signed for Swedish top club Norrköping on a three-year deal.

However, his performances soon drastically improved and had an instant impact on Dinamo's defense, causing them not to concede a single goal in all five Europa League group stage games that he played.

[13] Making his debut for the club on 10 April, he entered the match in the 88th minute, substituting for Frederik Winther during a 2–1 league loss to Nordsjælland.

[14] On 16 April, he earned his first starting position and contributed to the team keeping a clean sheet during a 1–0 victory against AGF.