v3.25.0.1
Expenses by nature (Details) - GBP (£)
£ in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Expense by nature      
Share based payment expenses £ 7,486 £ 8,816 £ 23,189
Related party administrative expenses 1,280 83 83
Total administrative & research and development expenses      
Expense by nature      
Total expenses by nature 104,579 106,274 104,018
Research and development expenses      
Expense by nature      
Staff costs (excluding share-based payment expenses) 27,148 23,830 17,580
Research and development components, parts and tooling 20,561 25,350 13,545
Consultancy costs 12,179 16,193 18,004
Total expenses by nature 59,888 65,373 49,129
Administrative expenses      
Expense by nature      
Staff costs (excluding share-based payment expenses) 9,682 9,616 8,014
Share based payment expenses 7,486 8,816 23,189
Consultancy costs 2,961 1,914 2,479
Legal and financial advisory costs 4,609 2,296 2,949
HR advisory and recruitment costs 650 968 2,089
IT hardware and Software costs 7,192 6,314 4,348
Insurance and premises expenses 1,357 2,110 2,698
Marketing costs 1,761 688 1,728
Premises expenses 2,183 1,870 1,614
Depreciation expense 1,088 892 577
Amortisation expense 885 1,164 1,195
Depreciation on right of use property assets 730 658 411
Goodwill impairment     1,473
Other administrative expenses 2,827 3,512 2,042
Related party administrative expenses 1,280 83 83
Total expenses by nature £ 43,411 £ 40,818 £ 54,806