AI Agent Engineer – Production-Grade Systems

Sierra AI in London is seeking an experienced AI Agent Engineer to design and deliver production-grade agents that scale across industries, from finance to healthcare. You will own the agent development lifecycle from pilot through deployment, tuning, and iteration, ensuring reliability and performance in production environments.

You will collaborate with large enterprises and ambitious startups, shaping Sierra’s platform by surfacing needs, prototyping tools, and partnering with product,

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