Career
Swansea City
Born in Aberdare, Lucas joined Swansea City at the age of 9, and turned professional for the 2010-2011 season. He made his senior debut for Swansea in May 2011, in a 4–0 victory over Sheffield United. He joined Burton Albion on loan in January 2012.
Lucas signed a new three-year contract with Swansea in June 2012.
On 30 January 2014, Lucas signed for Cheltenham Town on an initial one-month loan deal. Lucas missed the first seven months of the 2014-2015 season through injury.
Lucas then suffered a further injury on his playing return for Swansea City Under-21s. In July 2015 Lucas signed a one-year contract extension with Swansea, keeping him at the club until June 2016.
International
Lucas has represented Wales at various levels from under-17 to under-21 level
In January 2013, Lucas he was selected in the Wales under-21 squad for the friendly match against Iceland on 6 February 2013.