Career
Eggestein joined Werder Bremen in 2011 from Turn- und Sportverein Havelse. He made his debut for Werder Bremen II on 1 August 2014 against Eintracht Braunschweig World War II In February 2015 Eggestein signed his first professional contract, committing to the club till 2018. In the following 2015-2016 season, he made his full debut featuring in the number 10 role as Werder played Hertha Berlin on 22 August 2015.