| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2018/2019 | Premier League 2 Divison Two | 5 | 269 | 0 | 0 | 0 | — |
| 2018/2019 | Premier League 2 Division One | 13 | 854 | 0 | 2 | 0.21 | — |
| 2019/2020 | League Two | 4 | 219 | 0 | 0 | 0 | — |
| 2019/2020 | Premier League 2 Division One | 6 | 460 | 1 | 1 | 0.39 | — |
| 2020/2021 | League Two | 20 | 1403 | 2 | 0 | 0.13 | 6.63 |
| 2020/2021 | Premier League 2 Division One | 4 | 360 | 0 | 0 | 0 | 0 |
| 2021/2022 | Premier League 2 Division One | 8 | 497 | 0 | 0 | 0 | 0 |
| 2022/2023 | League One | 30 | 1204 | 1 | 3 | 0.3 | 6.6 |
| 2022/2023 | Premier League 2 Division One | 4 | 333 | 2 | 4 | 1.62 | — |
| 2023/2024 | League One | 11 | 326 | 0 | 0 | 0 | 6.45 |
| 2025 | Premier Division | 27 | 1699 | 1 | 0 | 0.05 | 6.86 |
| 2026 | Premier Division | 21 | 1253 | 1 | 1 | 0.14 | 6.83 |
Domestic league competitions only; G+A/90 computed from minutes actually played.
Figures computed from the GioScore season-stats database · as of 2026-07-06
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Exeter City | 5 | 2 | 1 | 2 | 0 | 0 | 0 | 0 |
 Galway United | 5 | 2 | 1 | 2 | 0 | 0 | 0 | 0 |
 Bohemians | 5 | 2 | 0 | 3 | 1 | 0 | 0 | 0 |
 Sligo Rovers | 5 | 1 | 1 | 3 | 0 | 0 | 0 | 0 |
 Drogheda United | 5 | 1 | 3 | 1 | 0 | 0 | 0 | 0 |
 Shamrock Rovers | 4 | 0 | 0 | 4 | 0 | 0 | 2 | 0 |
 Bristol Rovers | 4 | 0 | 0 | 4 | 0 | 0 | 0 | 0 |
 Cork City | 4 | 2 | 0 | 2 | 0 | 0 | 0 | 0 |
 Shelbourne | 4 | 2 | 0 | 2 | 0 | 0 | 0 | 0 |
 St Patrick's | 4 | 0 | 3 | 1 | 0 | 0 | 0 | 0 |
 Bolton Wanderers | 3 | 0 | 0 | 3 | 0 | 0 | 0 | 0 |
 Derby County | 3 | 0 | 1 | 2 | 0 | 0 | 0 | 0 |
 Newport County | 3 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |
 Plymouth Argyle | 3 | 0 | 1 | 2 | 0 | 0 | 0 | 0 |
 Burton Albion | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
 Forest Green Rovers | 3 | 1 | 0 | 2 | 0 | 0 | 0 | 0 |
 Cambridge United | 3 | 3 | 0 | 0 | 1 | 0 | 0 | 0 |
 Peterborough United | 3 | 2 | 0 | 1 | 0 | 0 | 0 | 1 |
 Lincoln City | 3 | 0 | 1 | 2 | 0 | 0 | 0 | 0 |
 Milton Keynes Dons | 3 | 1 | 2 | 0 | 0 | 0 | 0 | 0 |
In the 2026 Premier Division, James Olayinka made 21 appearances (1,253 minutes), with 1 goal and 1 assist — 0.14 goal involvements per 90. GioScore's computed rating for the season averages 6.83.
Season ratings peak at 6.86 in 2025, Premier Division and bottom out at 0 in 2021/2022. His last two rated seasons average 1.93 above his earlier career level — an upward curve.
| Club | Period | Apps | Goals | Assists | Minutes | YC | RC | Rating |
|---|---|---|---|---|---|---|---|---|
| Cheltenham Town | 2022/2023 - 2023/2024 | 47 | 1 | 3 | 1722 | — | — | 6.49 |
| Waterford United | 2024/2025 - 2025/2026 | 27 | 1 | 0 | 1699 | — | — | 6.86 |
| Derry City | 2025/2026 - now | 25 | 1 | 1 | 1347 | — | — | 6.83 |
| Southend United | 2020/2021 | 21 | 3 | 0 | 1493 | — | — | 6.63 |
| Arsenal | 2018/2019 - 2020/2021 | 6 | 1 | 0 | 91 | — | — | — |
| Northampton Town | 2019/2020 | 4 | 0 | 0 | 219 | — | — | — |
| Total | 130 | 7 | 4 | 6571 |
| Season | Club | Apps | Goals | Assists | Minutes | YC | RC | Rating |
|---|---|---|---|---|---|---|---|---|
| 25/26 | Derry City | 25 | 1 | — | 1347 | 1 | 0 | 6.83 |
| 24/25 | Waterford United | 27 | 1 | — | 1699 | 6 | 0 | 6.86 |
| 23/24 | Cheltenham Town | 16 | 0 | — | 442 | 0 | 1 | 6.46 |
| 22/23 | Cheltenham Town | 31 | 1 | — | 1280 | 0 | 0 | 6.60 |
| 20/21 | Southend United | 21 | 3 | — | 1493 | 2 | 0 | 6.63 |
| 19/20 | Northampton Town | 4 | 0 | — | 219 | 1 | 0 | — |
| 18/19 | Arsenal | 5 | 1 | — | 63 | 0 | 0 | — |
