Jakob Busk

Denmark

Having played in their youth side for four years, Busk was promoted to the first team of F.C. Copenhagen during the 2012–13 season. He gained his first Superliga game on 16 May 2013, an away match against Randers FC. In the Autumn of 2014, Busk was sent out on loan to fellow Superliga club AC Horsens, and the following year had a spell with Sandefjord.

Union Berlin

Busk moved to German 2. Bundesliga side Union Berlin in January 2016.

Sønderjyske

On 14 May 2024, newly promoted Sønderjyske announced the signing of Busk from 1 July 2024. He signed a two-year contract. Busk made his debut for Sønderjyske on 11 August, coming on in the first half for the injured starter Nicolai Flø during a 2–0 league loss to his former club, Copenhagen. This was Busk's first competitive appearance in over six years, with his last game being on 7 April 2018 for Union Berlin.

Loan at Hoffenheim

On 1 February 2025, German Bundesliga side TSG Hoffenheim confirmed that they had signed Busk on a season-long loan deal to replace the club's goalkeeper, Oliver Baumann, who had suffered a serious injury.

FC Nordsjælland

On 15 July 2025, Busk joined Danish Superliga club FC Nordsjælland. However, the club did not disclose the length of the contract.

As of match played 11 August 2024

Danish Superliga: 2012–13