Barclays Expands Claude AI Across Bank to Modernize Systems and Accelerate Development

Barclays Plc is scaling its use of Anthropic's Claude AI agent across the organization to modernize legacy systems, streamline operations, and accelerate software development at one of the world's largest financial institutions. The London-based bank expects 50% of its software developers to adopt Claude Code by the end of 2026, with adoption expanding to a majority of engineers in 2027, marking a substantial enterprise-scale deployment of frontier AI tools in banking.