
The central midfielder will play for the Bayer 04 U19 team. 16-year-old Sertdemir, who is of Turkish descent, is set to start with the first team squad in the pre-season under the new Leverkusen head coach Gerardo Seoane. The Swiss coach will meet up with his players for the first time on 5 July in Leverkusen.
“Zidan Sertdemir has a special talent. His signing is a great success for our scouting department after having had him on their radar for three years,” reported Bayer 04 sporting director Simon Rolfes. “We see great potential in Zidan and believe he will make the grade in professional football. That’s why we are including him in training with the first team straight away. Zidan should get experience with the senior squad early on and then take his time in moving up to the next level.”

Werkself-TV shows the highlights of the Bayer 04 women's 0-1 loss at Werder Bremen on the 13th matchday of the Google Pixel Frauen-Bundesliga 2025/26.
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The penultimate Bundesliga matchday of the calendar year marks the end of an eventful first half of the season for the Bayer 04 Women. After seven wins, one draw and four defeats from the first twelve games of the season, coach Roberto Pätzold's team can go above Werder Bremen in the table with a win on Friday, 12 December (kick-off: 18:30 CET).
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The third showdown in the VBL Club Championship 2025/26 kicks off for the Leverkusen eSports team this Thursday, 11 December (live on the B04eSports Twitch channel from 19:00 CET). In the online preliminary round, the Black and Red will once again take on six previously drawn opponents for a place in the Top 16 and the associated entry into the offline knockout round, which will take place at this third showdown on 19 December in Cologne. Showdown One winners Bayer 04 will face FC St. Pauli, who won the second showdown last month, among others. The lowdown on first three opponents in this online preliminary round.
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The exact dates for the quarter-finals of the 2025/26 DFB Pokal have been finalised. Accordingly, Bayer 04's home tie against Bundesliga rivals FC St. Pauli will be played on Tuesday, 3 February 2026, with the kick-off at 20:45 CET. This was announced by the German Football Association (DFB) today (Thursday).
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