[2][3][4] Hayman made her debut for Australia in 2019[2] after winning the gold medal in the pairs at the 2019 Australian Open.

[5] In 2023, she was selected as part of the team to represent Australia at the 2023 World Outdoor Bowls Championship.

[7][8] In the fours, her team won the silver medal after losing to England in the final.

One week later in the triples (partnering Lynsey Clarke and Kelsey Cottrell), the team won the group undefeated and reached the final against New Zealand, going on to win the gold medal.

In 2024, Hayman won the Australian National Bowls Championships pairs with Natasha Russell.