Firmin is a hooker with experience in the French youth setup.
He signed his first professional contract with Toulouse in 2013 before linking up with Pau the following season.
After only 6 appearances for Pau, Firmin signed a deal with Dax, where he spent two seasons before being recruited by Castres to compensate for the departure of Brice Mach.
As of the 2018/2019 Champions Cup, Firmin has had 3 Champions Cup appearances.
September 2018 saw him sign a new deal linking him to Castres until 2021.
(LS September 30, 2020)
|2017 - present|
|2012 - 2016|
|2016 - 2017|