Together with John Nash and Sir John Soane, he became an official architect to the Office of Works in 1813 (an appointment he held until 1832) at a salary of £500 per annum,[11] thereby reaching the height of the profession. In 1819 he was made surveyor of the Inner Temple. In 1819, he married Laura Freston, daughter of The Reverend Anthony Freston, the great-nephew of the architect Matthew Brettingham.