Lead technical architecture for the Growth squad, overseeing high-scale systems including payments, checkout, and complex order management. Reporting to top-tier engineering leadership, you will scale backend infrastructure handling millions of unique inventory items. You will drive product-led engineering decisions to optimize a global supply chain for a rapidly growing Series B platform.
Staff Backend Engineer at well-funded circular economy marketplace
This is a rare opportunity for a Staff Backend Engineer to join a well-funded circular economy marketplace and lead architectural strategy for its high-growth systems. Based in London, you will own the technical direction for payments, checkout, and complex supply chain logistics, scaling a platform that manages millions of unique inventory items globally. Reporting to elite engineering leadership, you will work in an AI-integrated environment that values product-led thinking and technical excellence. If you have experience at tier-1 consumer scale-ups and want to drive significant impact in sustainable commerce, this role offers the ownership and scale you are looking for.
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Location
London, United Kingdom
Compensation
£140k-£160k + Equity
Company
Confidential company
Role overview
About the company
Well-funded circular economy marketplace
What you will do
- Architect and scale backend systems for discovery, checkout, and global payment flows within a high-impact growth squad.
- Integrate automated workflows into core supply chain and inventory management systems to handle complex, high-volume inventory grading.
- Mentor senior engineers and set the technical bar for code quality, system reliability, and long-term architectural strategy.
Who this is a fit for
- Demonstrated experience building backend systems at consumer scale within high-growth marketplaces, fintech, or B2C scale-ups.
- Deep expertise in architectural trade-offs for payments, order management, or data pipelines, preferably using Node.js or TypeScript.
- Product-builder mindset with a track record of connecting technical execution to tangible business outcomes and user experiences.
Why this role is remarkable
- Own mission-critical architectural decisions for a platform scaling to millions of high-value transactions globally.
- Work alongside elite engineering talent from tier-1 consumer tech companies in a product-obsessed, high-performance culture.
- Backed by top-tier VCs at Series B, addressing massive logistical challenges in the sustainable commerce space.
How Jack & Jill work together
I get to know what you’re great at, then find roles you’d never find yourself.Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.
I recruit from Jack’s network and make the intro when I spot a great match.And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.
Jack gets to know what you're great at and what you want next, then searches 15 million jobs daily and helps you discover roles at companies like this.
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What happens next?
Jack’s an AI agent for job searching and career coaching. He works for you.
Jill is the AI recruiter working for the company. She recruits from Jack’s network.
If your profile’s a match and Confidential company wants to meet, Jill will make the intro. In the meantime, Jack will send you excellent alternatives.