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Operating expenses (Details) - GBP (£)
£ in Millions
6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Operating expenses    
Salaries £ 1,237 £ 1,254
Bonus awards 271 223
Temporary and contract costs 79 80
Social security costs 207 187
Pension costs 173 169
- defined benefit schemes 52 59
- defined contribution schemes 121 110
Other 162 234
Staff costs 2,129 2,147
Premises and equipment 587 579
Depreciation and amortisation 557 508
Other administrative expenses 745 823
Administrative expenses 1,889 1,910
Operating expenses 4,018 4,057
Depreciation on right of use assets £ 47 £ 53