Jurjen also won the singles competition at the 2018 WDF Europe Cup Youth, defeated Keane Barry in the decider leg.

As a result, van der Velde was invited to the 2018 Finder Youth Darts Masters, but was narrowly eliminated in the group-stage.

At the 2020 PDC World Youth Championship he was eliminated in the group stage after losing to Ted Evetts, finishing second after beating Vilém Šedivý.

In 2021, he won his first Professional Darts Corporation Development Tour event and qualified for the 2021 PDC World Youth Championship.

His group contained Kevin Doets, Rusty-Jake Rodriguez and Fabian Schmutzler, and van der Velde lost all three matches.

In early 2022, he qualified for the 2022 UK Open, through his Development Tour ranking, after failing to win a card at PDC Q-School.