| Season | Team | Competition | MP | G | A | Rating | ||
|---|---|---|---|---|---|---|---|---|
| 2025/2026 | Southend | FA Trophy | 1 | 1 | 0 | 0 | 0 | – |
| 2025/2026 | Southend | FA Cup | 2 | 1 | 0 | 0 | 0 | – |
| 2024/2025 | Southend | FA Trophy | 1 | 1 | 0 | 0 | 0 | – |
| 2024/2025 | Southend | FA Cup | 1 | 0 | 0 | 0 | 0 | – |
| 2023/2024 | Burton | FA Cup | 2 | 0 | 0 | 1 | 0 | – |
| 2023/2024 | Burton | EFL Trophy | 3 | 0 | 0 | 0 | 0 | 6.4 |
| 2022/2023 | Dag & Red | FA Cup | 2 | 1 | 0 | 0 | 0 | 6.8 |
| 2021/2022 | Dag & Red | FA Trophy | 2 | 1 | 0 | 0 | 0 | – |
| 2019/2020 | Barnet | FA Trophy | 4 | 5 | 0 | 0 | 0 | – |
| 2019/2020 | Barnet | FA Cup | 1 | 0 | 0 | 0 | 0 | 6.5 |
| 2018/2019 | Barnet | FA Cup | 3 | 0 | 0 | 0 | 0 | – |
| 2016/2017 | Fulham U23 | Premier League Cup | 1 | 1 | 0 | 0 | 0 | – |
| Total | 23 | 11 | 0 | 1 | 0 | – | ||
| Date | From | To | Type | |
|---|---|---|---|---|
| 07 Aug 2024 | Burton | Southend | Transfer | |
| - | Gillingham | Burton | Return from loan | |
| - | Burton | Gillingham | Loan | |
| - | Dag & Red | Burton | Transfer | |
| 07 Feb 2021 | Barnet | Dag & Red | Free agent | |
| - | Hendon | Barnet | Free agent | |
| 09 Dec 2017 | Fulham | Hendon | Free agent | |
| 04 Oct 2017 | Wealdstone | Fulham | Return from loan | |
| 02 Oct 2017 | Fulham | Wealdstone | Loan | |
| 07 Jan 2013 | Tottenham | Fulham | Transfer |
J. Walker career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.