# Barclays expands Claude use to 50% of developers by end of 2026

Digest AI · Enterprise & Industry · published 2026-09-30T16:00:00Z

Canonical: https://digestai.news/story/barclays-expands-claude-use-to-50-of-developers-by-end-of-2026

## Summary

Barclays is expanding its strategic partnership with Anthropic to integrate Claude across its global operations. The bank aims to use the AI system to accelerate software development, modernize legacy systems, and improve operational efficiency. Barclays expects Claude Code adoption to reach 50% of its developer population by the end of 2026, with the goal of reaching a majority of software engineers in 2027.

The bank is already using Claude in specific areas. Its Colleague Knowledge Assistant, live since 2025, uses retrieval-augmented generation to help over 16,000 UK employees find information for more than 20 million retail customers. This tool has handled over one million searches. In Global Markets, Claude models process approximately 120,000 emails daily, classifying and enriching them to streamline client enquiry management.

Barclays executives, including Group Co-Chief Operating Officers Anne Marie Darling and Craig Bright, emphasized that the expansion focuses on responsible deployment within a secure, governed environment. Anthropic’s Chief Commercial Officer, Paul Smith, described the milestone as significant for the UK, noting that the bank holds AI to a high standard with strong security and oversight.

## Key points

- Barclays expects Claude Code adoption to reach 50% of developers by end of 2026.
- Colleague Knowledge Assistant has handled over one million searches for 16,000 colleagues.
- Claude models process approximately 120,000 emails daily in Global Markets.

## Why it matters

This marks a significant step in enterprise AI adoption within the highly regulated financial sector, demonstrating how large institutions can scale AI for both internal efficiency and customer service while maintaining strict governance.

## Sources

1. [Barclays scales Claude to upgrade operations and improve client experience](https://anthropic.com/news/barclays-scales-claude) (Anthropic, 2026-09-30, primary source)

## Cite

Digest AI, "Barclays expands Claude use to 50% of developers by end of 2026", 30 September 2026, https://digestai.news/story/barclays-expands-claude-use-to-50-of-developers-by-end-of-2026

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