Questions & Answers
The Procurement Act 2023 applies to procurements started on or after 24 February 2025 by contracting authorities in England, Wales and Northern Ireland, and by UK-wide public bodies. Procurements that started before 24 February 2025 continue under the Public Contracts Regulations 2015 until they finish.
The State of Defence Procurement in London
Updated
Procurement rules for London
The Procurement Act 2023 applies to procurements started on or after 24 February 2025 by contracting authorities in England, Wales and Northern Ireland, and by UK-wide public bodies. Procurements that started before 24 February 2025 continue under the Public Contracts Regulations 2015 until they finish. Notices under the Procurement Act 2023 are published on Find a Tender, the UK government's central digital platform.
Where the notices come from
For London, the Lucius catalog indexes open notices from: Find a Tender, Contracts Finder. The Lucius catalog has no separate feed for London; its London notices come from the national feeds.
Defence notices in the catalog
On 24 September 2026, across the whole UK, not only London, the catalog held 20 open notices whose text mentions defence, drawn from Find a Tender, Contracts Finder and TED. Of those, 10 (50%) were due to close within 30 days, and the median time left before the deadline was 32 days. Across all sectors, 1,654 notices were open in the same scope.
Examples of open defence notices with London as their delivery region on 24 September 2026:
- Temporary Stabling for Military Working Horses, from Ministry of Defence, closing in September 2026.
- GL RFCA Kensington ARC Boiler Replacement, from Reserve Forces' and Cadets' Association for Greater London, closing in October 2026.
Across all open notices in this set, 2 different buyers were publishing; the most active were Reserve Forces' and Cadets' Association for Greater London (2 notices) and Ministry of Defence (1 notice).
What bid and tender writers prepare
Tender writers work through the buyer's questions, instructions, word limits and required attachments. They plan each answer against the evaluation criteria stated in the pack. They write method statements and quality answers, often adapting material from earlier bids. They check that every requirement in the pack has an answer before submission.
How Lucius AI helps
Lucius AI reads a public-sector tender pack and extracts every requirement into a register, with a citation to the page each requirement comes from. From that register it builds a compliance matrix. The contract terms are scanned for commercial risk, such as liquidated damages, liability caps and indemnities, and the tender gets a bid/no-bid verdict. Responses are drafted from the company's own past bids, kept in its Bid Library, and the work exports to Word, Excel and PDF. The catalog behind it is a live index of 230,000+ public tenders from 15 official sources in 170+ countries.
Bidders into London defence contracts compete under Find a Tender, Contracts Finder, JCT/NEC4 frameworks and Crown Commercial Service agreements. Sector-specific compliance bars include List X / Facility Security Clearance (FSC), DEFCON terms, JSP 440 + JSP 604 alignment and ITAR/EAR awareness. When a tender asks for any of them, Lucius lists that requirement with its page and a quote from the source.
Lucius vs generic LLMs for tender writing in Defence / London
Reading a tender pack by hand means finding each requirement and contract term across separate documents. Lucius AI puts every requirement in a register with a citation to its page, builds a compliance matrix and scans the contract terms for commercial risk.
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