 In January 2010, Sills signed for Stevenage on an 18–month contract.He made his debut for the Hertfordshire side in a 2–0 win against Kettering Town, coming on as a substitute and setting up the first goal.A week later, in his first start for the club, Sills scored his first goal for Stevenage in a 4–1 victory over Dover Athletic in the FA Trophy.