LIVERPOOL, March 6 — Xabi Alonso has taken Bayer Leverkusen to the brink of their first Bundesliga title, but the rising star of European coaching could soon be on the move to Liverpool or Bayern Munich.

The 42-year-old played for both European giants either side of a five-year spell at Real Madrid during a glittering career in which he also won two European Championships and a World Cup with Spain.