Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 03/2019 |  | Kristian Popović | MF |  | Perth Glory Youth | Perth Glory (Y) |
| 09/2018 | | Chris Ikonomidis | MF |  | Lazio Roma | Lazio |
| 07/2018 |  | Juande | MF | |||
| 07/2018 | | Tando Velaphi | GK |  | Wellington Phoenix | Wellington Ph. |
| 07/2018 | | Jason Davidson | DF |  | Olimpija Ljubljana | Olimpija |
| 07/2018 | | Ivan Franjić | DF |  | Brisbane Roar | Brisbane Roar |
| 07/2018 | | Tomislav Mrčela | DF |  | Jeonnam Dragons | Jeonnam Dragons |
| 07/2018 | | Matthew Špiranović | DF | |||
| 07/2018 |  | Fábio Ferreira | MF |  | Sydney FC | Sydney FC |
| 07/2018 | | Brendon Šantalab | FW |  | Western Sydney Wanderers | Western Sydney |
| 07/2018 | | Tony Popovic | MA | |||
| 07/2018 | | Hayden Foxe | AS-CO | |||
| 07/2018 | | Richard García | AS-CO |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 05/2019 | | Brendon Šantalab | FW |  | Dandenong City SC | Dandenong City |
| 05/2019 | | Fábio Ferreira | MF |  | Adelaide City FC | Adelaide City |
| 07/2018 | | Xavi Torres | MF |  | Elche CF | Elche CF |
| 07/2018 |  | Joseph Mills | DF |  | Forest Green Rovers | Forest Green |
| 07/2018 | | Riley Warland | DF |  | Fulham FC U19 | Fulham FC U19 |
| 07/2018 | | Adam Taggart | FW | | Brisbane Roar | Brisbane Roar |
| 07/2018 | | Kenny Lowe | MA |  | Australia | Australia |