AI Product Manager — Agent Platform, Equity

Company: Jack & Jill
Apply for the AI Product Manager — Agent Platform, Equity
Location: London
Job Description:

Siena AI in London, UK is seeking an AI-native Product Manager to own the core agent platform. You will lead the development of systems that drive agent performance, measurement, and customer visibility, bridging deep technical work with customer demos and experiments to shape the future of autonomous customer experience.

You will collaborate with a small, high-leverage team, shipping features to judges like Claude, Cursor, and v0, and interact directly with major consumer brands to move product

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Posted: September 27th, 2026