Company: Jack & Jill
Location: London
Job Description:
Product Engineer
Salary: £110,000 – £160,000 + Equity
Company Description
Series A climate-tech startup backed by LowerCarbon Capital and Nosara Capital
Job Description
You will own features end-to-end for AI‑powered industrial tools, bridging the gap between machine learning models and real‑world recycling plant operations. Working across the full stack, you will visit industrial sites to identify improvements, ship high‑impact software for frontline workers, and play a pivotal role in scaling global circular economy infrastructure.
Location
London, UK / Remote
Why this role is remarkable
- Direct impact on global sustainability by building AI technology that makes large‑scale industrial recycling more profitable and efficient.
- Rare opportunity to work on “real‑world” tech where your code interacts with physical hardware and frontline operators in massive industrial environments.
- High‑growth trajectory with a clear path toward CTO responsibilities within a Series A startup backed by premier climate‑focused VCs.
What You Will Do
- Own the full product lifecycle from on‑site plant discovery and requirements gathering to shipping production‑ready features in Python and React.
- Collaborate with the ML team to translate complex model outputs into intuitive, rugged UIs used by forklift drivers and procurement managers.
- Design and monitor reliable systems that handle data connectors and foundational models for plants processing entire national waste streams.
The ideal candidate
- Proven experience as a Product Engineer who has taken products from 0 to 1 and possesses deep autonomy in shipping user‑facing features.
- Strong technical proficiency in Python (Django/DRF), React/React Native, and PostgreSQL, with the ability to bridge stack gaps quickly.
- Professional background in building operational tools for logistics, supply chain, or ERP systems, and a willingness to travel regularly to industrial sites.
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Posted: June 15th, 2026