The Bartimaeus Trilogy II. The Golem's eye

Two years have passed since the events of The Amulet of Samarkand and the young magician Nathaniel is rising fast through the government ranks. But his career is suddenly threatened by a series of terrifying crises.
A dangerous golem makes random attacks on London and other raids, even more threatening, are perpetrated by the Resistance... A thrilling sequel in which the relationship between the young magician and the djinni remains as teasing and complex as ever.