[3] He played for and captained Eastern Province at the premier high school rugby tournament in South Africa, the Under-18 Craven Week, held in Port Elizabeth in July 2012, where he led by example, scoring tries in their matches against the Falcons[4] and Boland.
He was included in the Eastern Province Kings' Vodacom Cup squad and made his first class debut by coming on as a replacement in a 20-all draw against Argentine invitational side Pampas XV in Port Elizabeth.
[15] He was an unused replacement in their 31–24 win over England,[16] but played off the bench early on in their final pool match against hosts France, helping them to a 26–19 victory[17] to finish top of their group and to qualify for the semi-finals.
He was an unused replacement in their 17–18 defeat to Wales[18] in the semi-finals, but made his first start for the side in their third-place play-off match against New Zealand, which ended in a 41–34 victory for South Africa.
[23] He reverted to the Currie Cup side to score what proved to be a crucial try in a 35–34 victory over the SWD Eagles the following week[24] and made one more start in their 23–30 defeat to the Boland Cavaliers.
[32] He didn't play in their promotion play-off match against Eastern Cape rivals Border U21, and the side fell short, losing 21–23 to remain in Group B of the competition.
For the second season in succession, Davis was included in the South Africa Under-20 side that competed at the IRB Junior World Championship in New Zealand,[34] also being named one of two vice-captains for the tournament.
Davis started the semi-final as they against beat New Zealand, this time by a 32–25 scoreline,[39] as well as the final, where South Africa fell just short, losing 20–21 to England[40] to finish as runners-up in the competition.
[42] He made two more starts for the EP Kings (they eventually finished bottom of the log with just a single victory to their name), before again turning out for the Eastern Province U21s in the 2014 Under-21 Provincial Championship.
[citation needed] In April 2018, news quickly spread that The Free State Cheetahs have contracted the former Junior Springbok loose-forward, Aidon Davis.
After Davis started his Pro14 Season with the Free State Cheetahs, he was the regular number one pick on eight man and transitioned perfectly back into the South-African ways.