| Temporada | Equipo | Competición | PJ | G | A | Nota | ||
|---|---|---|---|---|---|---|---|---|
| 2025 | Jeonnam | K League 2 | 7 | 0 | 0 | 2 | 0 | – |
| 2024 | Jeonnam | K League 2 | 2 | 0 | 0 | 0 | 0 | – |
| 2022 | Jeonnam | K League 2 | 20 | 0 | 0 | 3 | 0 | – |
| 2021 | Jeonnam | K League 1 | 1 | 0 | 0 | 0 | 0 | – |
| 2021 | Jeonnam | K League 2 | 26 | 2 | 0 | 7 | 1 | – |
| 2020 | Asan | K League 2 | 15 | 1 | 0 | 4 | 0 | – |
| 2019 | Asan | K League 2 | 28 | 0 | 0 | 3 | 0 | – |
| 2018 | Bucheon FC 1995 | K League 2 | 17 | 0 | 0 | 2 | 2 | – |
| Total | 116 | 3 | 0 | 21 | 3 | – | ||
| Fecha | Desde | Hacia | Tipo | |
|---|---|---|---|---|
| 08 jul 2024 | Jeonju Citizen | Jeonnam | Transfer | |
| 03 ene 2023 | Jeonnam | Jeonju Citizen | Transfer | |
| 01 may 2021 | Bucheon FC 1995 | Jeonnam | Transfer | |
| 02 dic 2018 | Ulsan HD | Bucheon FC 1995 | Transfer | |
| - | Gangneung | Ulsan HD | Return from loan | |
| 02 ene 2017 | Ulsan HD | Gangneung | Loan | |
| 01 ene 2016 | Jungwon University | Ulsan HD | Free agent |
S. Jang career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.