Barlow returned to Australia in 2003 and signed with the Sydney Kings of the National Basketball League. He spent four seasons with the Kings and was a member of two championship-winning teams. On 28 November 2006, he was ruled out of the rest of the 2006–07 NBL season after rupturing the anterior cruciate ligament in his right knee at training the day before. Between 2004 and 2006, Barlow also played in the Waratah League for the Sydney Comets. In April 2007, Barlow signed with the Melbourne Tigers. He spent two seasons with the Tigers and helped the club win the 2007–08 NBL championship.
Spain (2009–2013)
In August 2009, Barlow parted ways with the Tigers and signed a one-year deal with Spanish club CAI Zaragoza. In 2009–10, he helped Zaragoza win the LEB Oro championship. In May 2010, he re-signed with CAI Zaragoza for the 2010–11 season. In August 2011, Barlow signed a one-year deal with UCAM Murcia. In July 2012, he re-signed with Murcia on a two-year deal. In July 2013, he parted ways with Murcia.
Poland (2013–2014)
On 9 August 2013, Barlow signed a two-year deal with Polish club Stelmet Zielona Góra. On 14 January 2014, he parted ways with Stelmet.
Melbourne United (2014–present)
On 2 July 2014, Barlow signed a two-year deal with Melbourne United. In 2014–15, he averaged 9.0 points and 3.7 rebounds in 25 games. Barlow sat out the entire 2015–16 season with an achilles injury. On 24 May 2016, Barlow re-signed with Melbourne United for the 2016–17 NBL season. He missed the team's first nine games of the season with a calf injury. On 15 March 2017, Barlow signed with Obradoiro for the rest of the 2016–17 ACB season, returning to Spain for the first time since 2013. He appeared in just one game for Obradoiro before parting ways with the team. On 16 June 2017, Barlow re-signed with Melbourne United for the 2017–18 NBL season. In March 2018, he helped United win the NBL Championship. On 5 April 2018, Barlow signed with the Hawke's Bay Hawks for the 2018 New Zealand NBL season. However, he was released later that month prior to the season opener due to family reasons. He subsequently joined the Sandringham Sabres of the SEABL. On 7 May 2018, Barlow re-signed with United for the 2018–19 NBL season. In March 2019, Barlow set a new record for NBL Grand Final appearances with his 26th appearance. In April 2019, he re-joined the Sandringham Sabres. On 29 April 2019, Barlow re-signed with United for the 2019–20 NBL season. After injuring his thumb in a pre-season game he missed both of United's pre-season NBLxNBA games and the first two rounds of the season, however he returned to help them recover from a poor start to the season and reach the semi-finals. On 22 July 2020, Barlow re-signed with United for the 2020–21 NBL season.
In 2006, Barlow made his debut for the Australian national team at the 2006 FIBA World Championship in Japan. He went on to make his Olympic debut in Beijing 2008 where the Boomers finished seventh. In 2010, Barlow was part of the Boomers team to contest the World Championships in Turkey where the team placed 10th. Barlow returned to Olympic competition at the London 2012 Games. With Australia losing their opening two preliminary matches to Brazil and Spain, they went on to defeat China, hosts Great Britain and Russia to set up a quarter-final match against the USA. The Boomers went down 119–86 to the eventual gold medallists to finish seventh.
Personal
Barlow and his wife Tiwi have one child. His wife is a native of Bali.
