Shadowmancer, book 1
G. P. Taylor2007

From darkness comes an ancient evil... Enter a world of superstition, magic and witchcraft where nothing can be taken for granted and the ultimate sacrifice might even be life itself. Obadiah Demurral is a sorcerer who is seeking to control the highest power in the Universe. He will stop at nothing. The only people in his way are Raphah, Kate, Thomas - and the mysterious Jacob Crane. Packed full of history, folklore and smuggling, this tale of their epic battle is a sensational read that will grip both young and old.