v3.26.1
Net finance income/(costs) (Details) - GBP (£)
£ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Net finance income/(costs)      
Interest income on deposits £ 2,901 £ 2,162 £ 3,356
Fair value movements on financial liabilities at fair value through profit and loss     15,705
Fair value movements on warrant liabilities 120 479 3,873
Foreign exchange gain 21,371   12,867
Total finance income 24,392 2,641 35,801
Fair value movements on financial liabilities at fair value through profit and loss   (12,363)  
In-kind interest on financial liabilities at fair value through profit and loss   (17,171) (16,160)
Foreign exchange loss   (5,174)  
Interest expense on leases (192) (156) (199)
Other   (82) (101)
Total finance costs (192) (34,946) (16,460)
Fair value movements on financial liabilities at fair value through profit and loss 318,035    
Total related party finance income 318,035    
In-kind interest on financial liabilities at fair value through profit and loss (12,205)    
Substantial modification of financial liabilities at fair value through profit and loss   (457,228)  
Fair value movements on financial liabilities at fair value through profit and loss   (230,495)  
Total related party finance costs (12,205) (687,723)  
Net related party finance income/(costs) 305,830 (687,723)  
Net finance income/(costs) 330,030 £ (720,028) £ 19,341
Financial liabilities £ 1,370