PRODUCT ENGINEER I

Contract Full-Stack Product Engineer &##128205; Location: Hybrid (London)
&##Contract Length: 6 months

Join Natcap – A Startup on a Mission to Scale Securely

At Natcap , we’re building the infrastructure that empowers sustainability decisions at scale. As we rapidly grow to meet enterprise demand, we’re investing in world-class engineering to strengthen our systems and unlock big opportunities. We’re looking for a hands-on Full-Stack Product Engineer to help us level up our infrastructure and security.

This is a high-impact role – perfect for someone who thrives on solving hard problems fast and shipping meaningful improvements.

&##In this role, you\’ll collaborate closely with our CTO, CISO, and product teams to deliver projects that directly support our enterprise readiness and ISO 27001 goals.

Data governance: Apply labelling to Postgres, S3 and BigQuery data
Web security hardening: Audit React, GraphQL and FastAPI layers to eliminate XSS/CSRF and strengthen CSP
Static analysis remediation: Frontend: React, Apollo GraphQL
FastAPI (Python)
5+ years building production-grade web apps (React + Python)
~ Bonus points for:
You’ll ship iteratively, demo weekly, and document your work for long-term sustainability. If you’re a pragmatic engineer who enjoys solving gnarly security and infrastructure problems – and want to do it alongside a smart, ambitious team – we’d love to hear from you.