Newcastle are understood to have paid significant compensation – reportedly in excess of £9million – to secure the German’s services.
F1 bosses have been forced to rejig the 2026 schedule due to the ongoing conflict.
The 23-year-old sealed victory on the second of two play-off holes.
Steve Borthwick’s team lifted their total of yellow cards for 2026 to 15 in eight Tests.
The pair have a long working relationship in the Indian Premier League.
Evening meeting on Wednesday moved almost two hours earlier.