Quantexa wins £175 million contract to modernize the UK tax system

The UK tax authority HMRC has signed a major 10-year, £175 million contract with London-based Quantexa. The company will modernize HMRC's data infrastructure and deploy AI to detect tax fraud, fix errors and close the tax gaps that cost the state billions every year. It is one of the largest government AI contracts in UK history.

AI-processed from TNW; edited by Hamidun News
Quantexa wins £175 million contract to modernize the UK tax system
Source: TNW. Collage: Hamidun News.
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Article Fact Sheet & Key Figures
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Primary sourceTNW ↗
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Key metric #1Automatic tax fraud detection through analysis of behavioral patterns
Key metric #2Identification of errors in returns, with automatic correction
Key metric #3Analysis of links between companies and individuals to uncover evasion schemes

The UK tax authority HMRC has announced a partnership with Quantexa, a British company specializing in AI for fraud detection. The £175 million, 10-year contract is one of the largest government AI contracts in UK history.

The scale of the investment

£175 million is a serious bet on the technology. The contract covers a full modernization of HMRC's data infrastructure and the rollout of AI systems to automatically detect fraud and errors in tax returns.

The main goal is to close the tax gap: the difference between the taxes expected and those actually collected. In the UK, this figure runs to billions of pounds every year.

What Quantexa will do

The company will deploy several key AI-based solutions:

  • Automatic tax fraud detection through analysis of behavioral patterns
  • Identification of errors in returns, with automatic correction
  • Analysis of links between companies and individuals to uncover evasion schemes
  • Risk forecasting based on HMRC's historical data
  • Integration with existing infrastructure without a complete rewrite of legacy systems

Quantexa was founded in 2016 and specializes in detecting financial fraud and money laundering. It has already worked with banks and law enforcement agencies, so it has experience handling sensitive data and meets the strict security requirements of the public sector.

A British alternative to American solutions

HMRC's choice of Quantexa has a clear political subtext. A few years ago, the UK spent £900 million on Palantir, an American company known for its close ties to intelligence agencies. The new deal signals a desire to build a homegrown UK AI stack and reduce dependence on American tech giants.

Investing in a British company is not only an economic move but also a question of technological sovereignty.

What this means

The contract shows that the public sector is ready to invest in AI not for PR, but to solve concrete economic problems: recovering hundreds of millions in unpaid taxes.

The success or failure of this project could become a benchmark for other government agencies considering similar fraud detection systems.

Key Questions Answered

What are the key details on The scale of the investment?

£175 million is a serious bet on the technology. The contract covers a full modernization of HMRC's data infrastructure and the rollout of AI systems to automatically detect fraud and errors in tax returns. The main goal is to close the tax gap: the difference between the taxes expected and those actually collected. In the UK, this figure runs to billions of pounds every year.

What Quantexa will do?

The company will deploy several key AI-based solutions: Automatic tax fraud detection through analysis of behavioral patterns Identification of errors in returns, with automatic correction Analysis of links between companies and individuals to uncover evasion schemes Risk forecasting based on HMRC's historical data Integration with existing infrastructure without a complete rewrite of legacy systems Quantexa was founded in 2016 and specializes in detecting financial fraud and money laundering. It has already worked with banks and law enforcement agencies, so it has experien

What are the key details on A British alternative to American solutions?

HMRC's choice of Quantexa has a clear political subtext. A few years ago, the UK spent £900 million on Palantir, an American company known for its close ties to intelligence agencies. The new deal signals a desire to build a homegrown UK AI stack and reduce dependence on American tech giants. Investing in a British company is not only an economic move but also a question of technological sovereignty.

ZK
Zhemal Khamidun — CPO at Alpina Digital, product manager of AlpinaGPT. Building AI products since 2019. Hamidun News is a pet project that grew into a production aggregator with 6,000+ readers.
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