v3.25.2
Income tax credit (Details) - GBP (£)
£ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Income tax credit      
Amount of credit (reversal) from R&D £ 366 £ (7,553) £ 740
Adjustments for R&D tax relief of prior periods   £ 13,700