Lead Platform Engineer - AI-Driven Creator Platform

Buttermilk Limited in London is hiring a Senior Engineer to own the platform that drives Pantry, our creator-marketing platform, and to ship production-ready AI-enabled features. You will work closely with the Product Lead and broader team to define architecture, scale, observability, and product partnerships. You will code daily, lead vertical slices, and shape the system that supports 10,000+ users with authentication, payments, and GDPR compliance.