Kammala jumla mai zuwa: Archer na daga cikin tawagar da ta doke sabbin zakarun gasar cin kofin Heineken, da kuma abokan hamayyarsu, Leinster 19<unk>9 a 2011 Magners League Grand Final a ranar 28 ga Mayu 2011. Tare da Munster A, Archer ya lashe Kofin Burtaniya da Irish na 2011-12. Ya zira kwallaye na farko da ya yi wa Munster a
2011<unk>12 Pro12 gasar zakarun Turai da Ulster a ranar 5 ga Mayu 2012. Ya sanya hannu kan kwangilar tsawaita shekaru biyu tare da Munster a watan Janairun 2013. A watan Oktoba na 2015, an cire Archer na tsawon watanni bayan ya sami rauni a wuyansa wanda ya buƙaci tiyata.