| Season | Team | Competition | MP | G | A | Rating | ||
|---|---|---|---|---|---|---|---|---|
| 2025 | Inter Turku 2 | Ykkonen | 3 | 0 | 0 | 0 | 0 | – |
| 2024 | Inter Turku | Veikkausliiga | 8 | 0 | 0 | 1 | 0 | – |
| 2023 | Honka | Veikkausliiga | 20 | 4 | 0 | 4 | 0 | – |
| 2022 | Honka | Veikkausliiga | 25 | 4 | 3 | 4 | 0 | – |
| 2021/2022 | PAEEK | Cyta Championship | 9 | 1 | 0 | 1 | 0 | – |
| 2020/2021 | Dordrecht | Eerste Divisie | 35 | 7 | 0 | 5 | 0 | 6.9 |
| 2019/2020 | Quick Boys | Tweede Divisie | 4 | 0 | 0 | 0 | 0 | – |
| 2018/2019 | Cambuur | Eredivisie | 4 | 0 | 0 | 1 | 0 | 6.9 |
| 2018/2019 | Cambuur | Eerste Divisie | 18 | 1 | 1 | 3 | 0 | – |
| 2018/2019 | Nijmegen | Eerste Divisie | 2 | 0 | 0 | 1 | 0 | – |
| 2017/2018 | Nijmegen | Eredivisie | 2 | 0 | 0 | 0 | 0 | 6.3 |
| 2017/2018 | Nijmegen | Eerste Divisie | 19 | 0 | 1 | 1 | 0 | – |
| 2016/2017 | Den Haag | Eredivisie | 11 | 1 | 0 | 3 | 0 | 6.7 |
| 2015/2016 | Den Haag | Eredivisie | 28 | 5 | 1 | 5 | 0 | 6.9 |
| 2014/2015 | Den Haag | Eredivisie | 25 | 0 | 0 | 6 | 0 | – |
| 2013/2014 | Den Haag | Eredivisie | 3 | 0 | 0 | 0 | 0 | – |
| 2012/2013 | Den Haag | Eredivisie | 31 | 2 | 0 | 4 | 1 | – |
| 2011/2012 | Excelsior | Eredivisie | 26 | 0 | 0 | 2 | 0 | – |
| Total | 273 | 25 | 6 | 41 | 1 | – | ||
| Date | From | To | Type | |
|---|---|---|---|---|
| 01 Mar 2024 | Honka | Inter Turku | Free agent | |
| 01 Jan 2022 | PAEEK | Honka | Free agent | |
| 07 Jan 2021 | Dordrecht | PAEEK | Free agent | |
| 07 Jan 2020 | Quick Boys | Dordrecht | Free agent | |
| 01 Feb 2020 | Gol Gohar | Quick Boys | Free agent | |
| 08 May 2019 | Cambuur | Gol Gohar | Free agent | |
| 01 Jun 2019 | Nijmegen | Cambuur | Free agent | |
| 07 Mar 2017 | Den Haag | Nijmegen | Free agent | |
| 07 Jan 2012 | Feyenoord | Den Haag | Transfer | |
| - | Excelsior | Feyenoord | Return from loan | |
| 07 Feb 2011 | Feyenoord | Excelsior | Loan |
K. Jansen career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.