The UK units of some US technology companies are paying average salaries of well into six figures, with some more than matching that with share-based payments, according to annual accounts recently published by Companies House.

Anthropic Limited, the UK arm of the AI company behind Claude, spent £24.1 million employing an average of 43 staff in 2024, according to its accounts for the year ending December 31.

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This translates to a mean of £560,000 per employee – though such averages can be skewed by high earners – comprising £288,000 in salary, £226,000 in share-based payments, and the remainder in pension and National Insurance costs.

The per-employee figure represents a slight decline from 2023, when the compa

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