Joyce was renowned for his defensive play and ability to penetrate and create opportunities for his teammates and was an all time NBL league leader in assists for many years.

His career highs were 32 points vs. Melbourne Tigers (1985), 19 assists vs. Sydney Kings 1985 and 8 three-point shots made vs. Hobart Devils (1990).

After 23 years in the National Basketball League, the Wollongong Hawks also became the first New South Wales team to win the NBL Championship.

In 2001 Brendan Joyce was named as Assistant Coach to the Australian men's national team the Boomers and continued this role until 2009.

[13][14] The Aquas secured the number one seed prior to the playoffs,[15][16] and won the T1 League's inaugural championship in a three-game sweep of the Taichung Wagor Suns.

[20] mid 2024, the Kaohsiung Aquas announced that Joyce left the team at the end of his 3 year tenure with top 3 finishes including the Championship in 2022.