Senior Reliability Architect – Equity & Scalable SaaS

Company: Jack & Jill
Apply for the Senior Reliability Architect – Equity & Scalable SaaS
Location: London
Job Description:

Jack & Jill is seeking a Lead Product Reliability Engineer in London, responsible for the technical strategy focused on system stability and scalability. You’ll design resilient infrastructure architectures and lead incident response in a high-traffic environment.

This role offers the chance to take ownership at a high-growth startup backed by top-tier VCs and join a culture prioritizing technical excellence with significant equity upside.

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Posted: May 30th, 2026