v3.25.0.1
Income tax (charge)/credit - Reconciliation (Details) - GBP (£)
£ in Thousands
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Income tax (charge)/credit      
Loss before tax £ (781,195) £ (82,607) £ (94,375)
Corporation tax credit at respective rate 195,298 15,695 17,931
Decrease in tax credit from effect of expenses not deductible in determining taxable loss (1,393) (892) (418)
Decrease in tax credit from tax losses for which no deferred tax asset was recognized (193,950) (14,803) £ (17,513)
Research and development tax credit   22,661  
Total income tax (charge)/credit £ (45) £ 22,661