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Related party transactions - Summary of transactions with other related parties (Details) £ in Thousands |  | 1 Months Ended | 6 Months Ended
--- | --- | --- | ---
Jan. 24, 2025 shares | Jul. 31, 2025 shares | Jun. 30, 2025 GBP (£) shares | Jun. 30, 2024 GBP (£)
Related party transactions |  |  |  |
Aggregate gain on directors' exercise of share options | £ |  |  | £ 0 | £ 0
Stuart Simpson |  |  |  |
Related party transactions |  |  |  |
Number of share options awarded | 360,245 |  |  |
Employment contract, anti-dilution provision, related party's right of ownership after any awards are issued |  |  | 2.40% |
Stuart Simpson | Issuance of share options and restricted stock units |  |  |  |
Related party transactions |  |  |  |
Number of share options awarded |  | 334,200 |  |
Dmhnal Slattery |  |  |  |
Related party transactions |  |  |  |
Number of share options awarded | 814,700 |  |  |
Employment contract, anti-dilution provision, related party's right of ownership after any awards are issued |  |  | 1.00% |
Dmhnal Slattery | Issuance of share options and restricted stock units |  |  |  |
Related party transactions |  |  |  |
Number of share options awarded |  | 139,250 |  |
Independent members of the Board of Directors |  |  |  |
Related party transactions |  |  |  |
Number of share options and restricted stock units awarded |  |  | 36,808 |

X
- Definition Represents an anti-dilution provision in the related party's employment contract. In the event of dilutive awards being issued, the related party has the right to be awarded nil-cost options to the degree that his or her ownership of the entity will remain at this stated percentage. + References No definition available. + Details
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- Definition Gain on directors' exercise of share options. + References No definition available. + Details
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- Definition The number of share options and other equity instruments (ie other than share options) granted in a share-based payment arrangement. + References No definition available. + Details
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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The number of share options granted in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2024-01-01 -Paragraph 45 -Subparagraph b -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45_b_ii&doctype=Standard -URIDate 2024-03-27 + Details
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- Details
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- Details
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- Details
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- Details
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