[5] From 1967 to 1973, Luttrell served as assistant director and Librarian of the British School at Rome,[4] before joining from 1973 to 1976 the Department of History at the Royal University of Malta.
[4] Continuing his scholarly endeavours, in 1985 he conducted research in the Italian Veneto as a Fellow of the Gladys Krieble Delmas Foundation,[c] served as visiting Professor at the Istituto di Scienze Religiose, University of Padua,[5] before undertaking the Instituto Español Vicente Cañada Blanch University of London Senior Fellowship in Spain in 1986–87.
[4] His academic journey led him back to the British School in Rome in 1992–93 as a Balsdon Senior Fellow[d] before becoming director of research in 1993 at IRHT/CNRS in Orléans, France.
[4] In 1999–2000 he returned to the University of Wurzbürg, after receiving the Alexander von Humboldt Foundation Research Prize for foreign humanities scholars.
[11] Luttrell's contributions have been recognised with prestigious accolades, including the Prix Gustave Schlumberger by the French learned society Academie des Inscriptions et Belles-Lettres in 2012.