| Temporada | Equipo | Competición | PJ | G | A | Nota | ||
|---|---|---|---|---|---|---|---|---|
| 2025 | Hacken | Allsvenskan | 16 | 0 | 0 | 0 | 0 | 6.7 |
| 2024 | Djurgarden | Allsvenskan | 12 | 0 | 0 | 0 | 0 | 6.8 |
| 2024 | Norrkoping | Allsvenskan | 12 | 0 | 0 | 0 | 0 | 6.8 |
| 2023 | Norrkoping | Allsvenskan | 30 | 0 | 0 | 0 | 0 | 7.0 |
| 2022 | Norrkoping | Allsvenskan | 28 | 0 | 0 | 2 | 0 | 6.8 |
| 2021 | Norrkoping | Allsvenskan | 30 | 0 | 0 | 0 | 0 | 6.9 |
| 2020 | Orebro | Allsvenskan | 30 | 0 | 0 | 0 | 0 | 7.2 |
| 2019 | Orebro | Allsvenskan | 28 | 0 | 0 | 0 | 0 | 6.9 |
| 2018 | Orebro | Allsvenskan | 30 | 0 | 0 | 0 | 0 | 6.7 |
| 2017 | Orebro | Allsvenskan | 30 | 0 | 0 | 2 | 0 | 6.8 |
| 2016 | Orebro | Allsvenskan | 1 | 0 | 0 | 0 | 0 | 7.0 |
| 2015 | Orebro | Allsvenskan | 17 | 0 | 0 | 1 | 0 | – |
| 2014 | Orebro | Allsvenskan | 21 | 0 | 0 | 1 | 0 | – |
| 2013 | Orebro | Superettan | 30 | 0 | 0 | 1 | 0 | – |
| 2012 | Shamrock Rovers | Premier Division | 2 | 0 | 0 | 2 | 0 | – |
| 2011/2012 | Bradford City | League Two | 1 | 0 | 0 | 0 | 0 | – |
| Total | 318 | 0 | 0 | 9 | 0 | – | ||
| Fecha | Desde | Hacia | Tipo | |
|---|---|---|---|---|
| - | Djurgarden | Hacken | Free agent | |
| - | Norrkoping | Djurgarden | Free agent | |
| 01 ago 2021 | Orebro | Norrkoping | Free agent | |
| 01 ene 2013 | Shamrock Rovers | Orebro | Free agent | |
| 07 ene 2012 | Tottenham | Shamrock Rovers | Free agent | |
| - | Shamrock Rovers | Tottenham | Return from loan | |
| 02 ene 2012 | Tottenham | Shamrock Rovers | Loan | |
| 09 ene 2011 | Bradford City | Tottenham | Return from loan | |
| 08 ene 2011 | Tottenham | Bradford City | Loan | |
| 09 ene 2010 | Northampton | Tottenham | Return from loan | |
| 08 ene 2010 | Tottenham | Northampton | Loan | |
| - | Exeter | Tottenham | Return from loan | |
| 09 ene 2009 | Tottenham | Exeter | Loan |
O. Jansson career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.