debut for the county in May 2011 in a first-class match against his university side, Loughborough MCCU. During the 2011 season he also made his List A debut for Kent against the Netherlands in the 2011 Clydesdale Bank 40, standing in for regular wicket-keeper Geraint Jones. Billings made three further List A appearances in the 2011 season, as well as playing in four matches in the 2011 Friends Provident t20. After leading the county in one day runs scored in 2012, Billings replaced former England wicket-keeper Jones in Kent's 2013 Friends Life t20 campaign. At the end of the season he kept wicket in the County Championship, breaking Jones' string of 115 consecutive Championship appearances for Kent before playing Sydney Grade Cricket for Penrith District Cricket Club during the 2013–14 English winter. Billings became the first choice wicket-keeper for Kent in the 2014 season. He played for in the champion county match in Abu Dhabi at the beginning of the 2015 season before scoring 693 runs at an average of 29.80 in the 2015 County Championship season and making his England One Day and T20 debuts. He was awarded his Kent county cap in August 2015 during the annual Canterbury Cricket Week and signed a contract extension with Kent, in January 2016. After spending the winter playing one-day international cricket with England and featuring in both the Pakistan Super League (PSL) and Indian Premier League (IPL) T20 competitions, Billings returned to Kent at the end of May having missed six County Championship matches as well as the start of both one-day competitions. During the 2016 season he became only the second Kent wicket-keeper to take seven catches in an innings and the tenth to claim nine dismissals in a first-class match, both one short of equalling the record for the county, and made his highest score in first-class cricket. Billings spent the following winter playing for England in Bangladesh, Sydney Sixers in the Big Bash League and for England again in India and the West Indies as well as once again playing in the PSL and IPL. England duty again kept him away from Kent for parts of the 2017 season and he played in only six of the county's County Championship matches during the season, although he was ever present during the T20 Blast. He averaged 43.66 in the Championship games he played and captained the side in a