You will lead the development of a category-defining marketplace for reclaimed construction materials. Balancing high-level growth strategy with hands-on execution, you’ll drive supply and demand, onboard key trade partners, and scale user engagement. This is a pivotal role for a self-starter eager to build a sustainable future in a multi-billion-pound industry.
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Marketplace Development Manager at Material Index Ltd
Join Material Index Ltd as Marketplace Development Manager (£40-50k) to lead the charge in building a category-defining platform that turns construction waste into valuable assets, directly tackling a sector responsible for 14% of global carbon emissions. Working from Farringdon with prestigious partners like British Land and Wates Group, you will own the end-to-end go-to-market strategy and execution for a marketplace modeled after multi-billion-pound disruptors like Vinted, Autotrader, and Backmarket. This is a rare opportunity to join an early-stage startup at a pivotal scaling point, exercising significant autonomy to drive the circular economy transition across the UK's largest physical industry while growing your career in a purpose-led environment.
About this role
Role overview
About the company
Construction Circular Economy18 employees
Material Index is transforming the built environment through large-scale material reuse—turning waste into assets via a pioneering online marketplace. Construction accounts for 50% of UK landfill and 14% of global CO₂ emissions annually. Our proprietary software allows us to rapidly catalogue materials in buildings and sell them as assets before demolition. As demand for our solution accelerates, we are scaling fast and seeking passionate, proactive people to help us grow.
What you'll do
What you will do
- Take full ownership of marketplace development, steering its evolution and scaling both the supply and demand sides of the platform.
- Design and execute data-driven go-to-market strategies directly in the field to increase user acquisition, engagement, and inbound enquiries.
- Identify and onboard key trade partners, ensuring high-quality stock is actively managed and continuously uploaded to the platform for resale.
Who you are
Who this is a fit for
- A strategic yet hands-on leader who can move seamlessly from long-term growth roadmaps to daily execution and deal management.
- Deeply sustainability-minded with an understanding of building material resale values and the practical challenges of material reuse.
- A resourceful relationship-builder with an agile mindset, ideally with a background in construction, fit-out, or demolition industries.
Why this role
Why this role is remarkable
- Join a mission-driven team working to solve a massive environmental crisis; construction accounts for 50% of UK landfill and 14% of global emissions.
- Influence the growth of a platform modeled after industry disruptors like Vinted and Backmarket, but for the vastly larger construction sector.
- Work directly with prestigious real estate and construction firms including British Land and Derwent London to unlock material supply before demolition.
Jack & Jill
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.
Meet Jack
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.
How does this work?
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 it’s a match and the company wants to meet you, they’ll make the intro. In the meantime, if you’d like, Jack will send you excellent alternatives.