On 29 October 2007, Poyet rejoined his former club Tottenham Hotspur to work alongside new head coach Juande Ramos as a first team coach with Marcos Álvarez as a fitness coach. During his first season as assistant manager at White Hart Lane, he won the 2007–08 League Cup, beating Chelsea 2–1 after extra time in the Final after a penalty from Dimitar Berbatov in normal time and a header early into extra time from Jonathan Woodgate.