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How to improve your win rate on UK government contracts

The UK average public sector bid win rate is 22%. Here is a structured approach to getting above it — based on what actually separates winning bids from losing ones.

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David Harding

Founder, eSourcingData · 25 March 2025

The UK average public sector bid win rate sits at around 22%. Most businesses bidding for government contracts lose more than three in four of the bids they write. The good news is that 22% is an average — some organisations consistently win at 35–45%. The difference is almost never price. It is process, preparation and understanding how evaluation works.

Stop bidding for contracts you cannot win

The single most impactful improvement most organisations make is to bid less, not more. A bid or no-bid decision framework applied consistently saves wasted effort and concentrates resource on opportunities where you have a genuine advantage. Key factors: do you meet all minimum requirements? Do you have relevant case studies? Is the contract value appropriate for your size? Do you have capacity to deliver and write a quality response?

Find every relevant opportunity

There are 12+ active UK procurement portals. By the time a tender appears on the two or three portals most suppliers check manually, it has often been live for days elsewhere. Automated monitoring across all portals — matched to your CPV codes, sector and contract value range — typically surfaces 30–60% more relevant opportunities than manual checking.

Write to the evaluation criteria, not the questions

The most common weakness in losing bids is responses that answer the questions without addressing the criteria on which they are scored. These are not always the same. Evaluators score against published criteria — your response must demonstrate strength against each criterion explicitly, with evidence. Map every question to the evaluation criteria before writing. Weight your strongest content towards the highest-weighted criteria.

Build a reusable knowledge base

High-performing bid teams maintain a structured library: case studies with measurable outcomes, staff CVs at different lengths, standard method statements by service type, social value commitments and evidence, certifications and financial information. This dramatically reduces bid writing time and ensures quality-controlled content across all responses.

Score your bids before submission

Before submitting, score your own response as an evaluator would. Apply the stated criteria and weighting. Where would an objective evaluator score below maximum, and why? This takes less than two hours and consistently identifies gaps that can be addressed before submission.

Request debriefs on every lost bid

Under PA23, authorities must provide scores by evaluation criterion in debrief letters. Track this data. After 5–10 lost bid debriefs, patterns emerge — which criteria you consistently score strongly on, which you are losing marks on, and what winning scores looked like. Loss analysis is the fastest route to systematic win rate improvement.

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