A former Downing Street aide to British Prime Minister David Cameron has pleaded not guilty to child indecency offences.

Patrick Rock denies six counts of making indecent photographs of children and one count of possessing indecent images of children.

The offences, said to have been committed between July 31 and August 31 2013, relate to more than 60 images.

He is accused of making indecent photographs of children aged approximately 13, 11, 10 and 12.

He is also charged with possessing 56 indecent images of children aged approximately between 10 and 14.

Rock spoke to confirm his name and plead not guilty to the seven charges when he appeared at London's Southwark Crown Court on Friday.