
Grill joined Bayer 04 in 2020 from FC Kaiserslautern, then in the third division, and in 2021 he went out on a six-month loan to the Norwegian club Brann Bergen as their first choice number one. The keeper's contract at Leverkusen originally ran to 30 June 2024.

Werkself-TV shows the highlights of the Bayer 04 women's 3-1 win at RB Leipzig on the 25th matchday of the Google Pixel Frauen-Bundesliga 2025/26.
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The Werkself need a win in their penultimate match of the season at RB Leipzig on Monday evening (18:00 CEST) to keep their hopes of third place alive until the final day. After Eintracht Frankfurt lost on Saturday, Roberto Pätzold's side can close the gap on their rivals to two points and leave it all to play for next Sunday.
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Werkself TV shows the highlights of Bayer 04's 1-3 loss at VfB Stuttgart on Matchday 33 of the 2025/26 Bundesliga season...
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Down to fifth from fourth place despite taking an early lead: in the head-to-head for a Champions League spot, Bayer 04 were 1-0 up at VfB Stuttgart with just a minute played thanks to an Aleix Garcia strike, but ultimately lost 3-1 (2-1) to the more determined hosts. It meant the Swabians leapfrogged the Werkself in the Bundesliga table on the penultimate matchday.
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