| Season | Team | Competition | MP | G | A | Rating | ||
|---|---|---|---|---|---|---|---|---|
| 2025/2026 | Young Boys | Swiss Cup | 1 | 0 | 0 | 0 | 0 | – |
| 2023/2024 | Young Boys | Swiss Cup | 1 | 1 | 0 | 0 | 0 | – |
| 2022/2023 | Bochum | DFB Pokal | 3 | 0 | 0 | 1 | 0 | 7.0 |
| 2021/2022 | Valladolid | Copa del Rey | 1 | 0 | 0 | 0 | 0 | – |
| 2019/2020 | Young Boys | Swiss Cup | 5 | 1 | 0 | 1 | 0 | – |
| 2018/2019 | Nottingham | FA Cup | 1 | 0 | 0 | 0 | 0 | 6.8 |
| 2018/2019 | Nottingham | EFL Cup | 1 | 0 | 0 | 0 | 0 | 6.2 |
| 2017/2018 | St Etienne | Coupe de la Ligue | 1 | 0 | 0 | 0 | 0 | – |
| 2016/2017 | Celtic | League Cup | 1 | 0 | 0 | 0 | 0 | – |
| 2014/2015 | Manchester Utd | Capital One Cup | 1 | 0 | 0 | 0 | 0 | – |
| Total | 16 | 2 | 0 | 2 | 0 | – | ||
| Fecha | Desde | Hacia | Tipo | |
|---|---|---|---|---|
| 07 ene 2023 | Valladolid | Young Boys | Transfer | |
| - | Bochum | Valladolid | Return from loan | |
| 07 ene 2022 | Valladolid | Bochum | Loan | |
| 10 ene 2020 | FC Porto | Valladolid | Transfer | |
| 08 dic 2020 | Young Boys | FC Porto | Return from loan | |
| 07 ene 2019 | FC Porto | Young Boys | Loan | |
| - | Nottingham | FC Porto | Return from loan | |
| - | FC Porto | Nottingham | Loan | |
| 07 ene 2018 | St Etienne | FC Porto | Transfer | |
| 07 jul 2017 | Celtic | St Etienne | Transfer | |
| - | Barnsley | Celtic | Return from loan | |
| - | Celtic | Barnsley | Loan | |
| 07 ene 2015 | Manchester Utd | Celtic | Transfer | |
| - | Bolton | Manchester Utd | Return from loan | |
| 02 feb 2015 | Manchester Utd | Bolton | Loan | |
| 09 feb 2013 | Zurich | Manchester Utd | Transfer |
S. Janko career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.