Early career Van Velzen began his career at
Ajax at the age of 13, coming through the ranks at the club, but was not offered a professional contract.
Manchester United In November 2010, he was signed by
Manchester United and was placed into the
Manchester United reserve team, where he spent two years, before being promoted to the senior squad. In August 2012, Van Velzen signed a professional contract with the club.
Loan to Royal Antwerp On 31 August 2012, Van Velzen was loaned out to
Royal Antwerp. He made his league debut on 15 September 2012, in a 1–1 home draw against
Mouscron-Péruwelz. He scored his first goal in a 2–0 win against
Brussels. He returned to Manchester United on 2 January 2013.
Utrecht In the summer of 2013, Van Velzen was released by Manchester United. On 6 August 2013, Dutch club
FC Utrecht signed him for three seasons. He made his debut on 6 October in a 3–0 league defeat against
Ajax.
Volendam On 9 June 2015, it was announced that Van Velzen had signed a two-year contract with
Eerste Divisie side
FC Volendam. He made 52 league appearances for the club, scoring six times. Van Velzen made his league debut for Volendam on 7 August 2015 in a 4-1 away win over
NAC Breda. He scored his first goal on 18 September 2015 in a 2-0 away win against
Helmond Sport. The goal was the second of the game and came in the 76th minute.
Roda JC Kerkrade On 30 January 2017, Van Velzen signed a two-and-a-half-year deal with
Eredivisie side
Roda JC Kerkrade.
Crawley Town On 5 September 2019, Van Velzen signed a two-year deal with
EFL League Two side
Crawley Town. He joined
National League side
Aldershot Town on loan on 22 February 2020. On 2 September 2020, Van Velzen left
Crawley Town via mutual consent, after one year with the English club.
Telstar He signed with Dutch
Eerste Divisie side
SC Telstar in September 2020 on a two-year contract. ==International career==