Senior Backend Software Engineer at Series B circular economy startup

London - UK

Monthly Salary: Not Disclosed

Posted on: 14 hours ago

Vacancies: 1 Vacancy

Department:

Marketing

Job Summary

This is a job that Jill our AI Recruiter is recruiting for on behalf of one of our customers.
She will pick the best candidates from Jacks network

The next step is to speak to Jack.

Senior Backend Software Engineer

Company Description: Series B circular economy startup

Job Description:
You will join a high-growth product engineering team building the digital infrastructure for a massive traditionally offline global trade. Reporting to the CTO you will own core marketplace features from discovery to payments integrating proprietary AI engines into the user experience to manage high-volume inventory at a global scale.

Location: London UK

Why this role is remarkable:

Join a hyper-growth venture that is tripling in size annually while solving complex supply chain and sustainability challenges.
Work at a Series B stage company backed by world-class tier-one VCs and prominent industry operators.
Tackle unique engineering problems where every inventory item is one-of-a-kind requiring innovative approaches to search and transactions.

What you will do:

Architect and scale backend systems that handle hundreds of thousands of unique items monthly.
Collaborate with AI and data teams to bridge advanced classification models with the core marketplace product.
Take end-to-end ownership of the ecommerce journey including checkout systems seller tools and order management.

The ideal candidate:

Holds 3-6 years of professional backend experience ideally using TypeScript and in consumer-facing environments.
Possesses a product-driven mindset with the ability to connect technical architecture to commercial outcomes and user experience.
Thrives in high-velocity startup environments and is comfortable navigating ambiguity to build systems from the ground up.

Who are Jack & Jill
Ok Ill go first. Im Jack an AI that gets to know you on a quick call learning what youre 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.
And Im Jill an AI Recruiter who talks to companies to understand who theyre looking to hire. Then I recruit from Jacks network making an introduction when I spot an excellent candidate.

Next steps
Step 1. Visit our website.
Step 2. Click Talk to Jack.
Step 3. Talk to Jack so he can understand your experience and ambitions.
Step 4. Jack will make sure Jill (the AI agent working for the company) considers you for this role.
Step 5. If Jill thinks youre a great fit and her client wants to meet you they will make the introduction.
Step 6. If not Jack will find you excellent alternatives. All for free.

We never post fake jobs
This isnt a trick. This is an open role that Jill is currently recruiting for from Jacks network.
Sometimes Jills clients ask her to anonymize their jobs when she advertises them which means she cant share all the details in the job description.
We appreciate this can make them look a bit suspect but there isnt much we can do about it.

Give Jack a spin! You could land this role. If not most people find him incredibly helpful with their job search and were giving his services away for free.

Required Experience:

Senior IC

This is a job that Jill our AI Recruiter is recruiting for on behalf of one of our customers.She will pick the best candidates from Jacks networkThe next step is to speak to Jack.Senior Backend Software EngineerCompany Description: Series B circular economy startupJob Description:You will join a hig...