Having worn the No 2 jersey for Leinster and Ireland, Jammes made his debut for Grenoble in the 2015/16 season.
He became one of three Grenoble players named in France’s 30-man development squad in July 2016.
A young talented hooker Jammes made 18 appearances for Grenoble in the 2016/17 Top 14 season but he was unable to help his side avoid relegation.
Jammes has signed for newly-promoted Top 14 side Agen for the 2017/18 season
He made 4 appearances for Agen during the 2017/18 season and left the club at the end of the season for Brive.
JW July 18
|2018 - present|
|2019 - present|
|2014 - 2017|
|2017 - 2018|