Experts in marketplace web development
We’re a marketplace development company specialising in secure, scalable marketplaces that put your users first. Combining UX expertise with deep technical know-how, Unfold builds unique marketplaces designed for growth.
Crafting seamless web apps with
Experts in creating complex marketplace websites
Complete marketplace development service
Unfold are a team of online marketplace development experts. With a combination of UX, technical and design expertise in-house we understand the unique complexities of online marketplaces including multi-sided platforms, trust and security, transaction flows and scalability.
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Why Unfold?
Turn complexity into seamless, high-performing marketplaces
Built for seamless transactions
Marketplaces are complex – balancing multiple user types, payment flows, and trust mechanisms. We design with your users in mind, making the journey from browsing to purchase simple and intuitive.
Custom-built for your business model
No marketplace is the same. Whether you’re launching a peer-to-peer platform, B2B exchange, or service marketplace, we tailor everything to your unique needs – no off-the-shelf solutions here.
Secure, scalable and future-proof
A successful marketplace needs robust infrastructure. Our UK-based team ensures security, reliability, and seamless third-party integrations, so your platform can scale as your business grows.
How we work
Our design and development process
1. Discovery and research
The first phase of your online marketplace build will focus on requirements gathering and UX research, we’ll investigate your users needs to ensure we create a marketplace that delights.
2. Design
Next, we’ll prototype some options based on our research. Attention to detail matters, so we’ll keep you engaged throughout, as we create something bespoke together.
3. Build
Our in-house tech expertise ensures all development work is done in the UK. Our tight-knit crew becomes an extension of your team as we move efficiently through to launch.
Our clients’ words
How we helped our clients create a high performing, custom online marketplace
“Working with Unfold has been a brilliant experience – Izzy (UX designer) and Peter (technical lead) are both excellent! The whole team is knowledgeable and friendly to work with.”
– Dr Wei Yang, Co-Founder & CEO of the Digital Task Force for Planning
“We’ve been able to do something that people thought was borderline impossible. That has only been achieved because we worked with Unfold to help us bring it to life.”
– Andrew Hicks, CEO at BNGx
“Unfold weren’t just there to please me as the customer, they were there to do the right thing, always explaining their point of view clearly, and backing it up with the right data and principles of UX & design. This was very brave and exactly what I wanted an agency to do for me.”
– Olivia Balaban, Head of Marketing at Good Sixty
Whether we’re creating something together , or improving what you already have, we’ll help solve your most complex challenges.
Marketplace development company
How we can help when it comes to online marketplace app development
Multi-vendor architecture
Purpose-built to connect buyers and sellers seamlessly, our marketplace websites grow and adapt to your evolving marketplace needs.
Matching buyers to sellers
The logistics management of matching buyers to sellers is core to marketplace success. Our platforms feature advanced algorithms to intelligently connect buyers with the right sellers.
Seamless transactions
Secure payments, automated invoicing, and escrow solutions – our marketplace websites provide smooth, transparent and trustworthy payment experiences for your users.
Search, filters & recommendations
Powerful, intelligent discovery tools designed to enhance user engagement and conversion.
Trust and safety
We ensure marketplace integrity and user confidence with comprehensive trust and safety frameworks including robust ratings and reviews systems, verification processes, and dispute resolution systems.
Mobile-first experience
Engineered with a mobile first approach, our marketplace websites are optimised for every device to maximise conversions.
Vendor & inventory management
We’ll provide the tools for sellers to manage their listings, track inventory, and process orders efficiently.
Subscription & monetisation models
Flexible support for a variety of revenue strategies including commission-based, subscription, or hybrid revenue models.
Want to learn more?
Read our guide to choosing between a custom app or an off-the-shelf solution.
Meet the team
Who you’ll be working with
We’re a team of creative thinkers, technical specialists and problem-solvers. Working with Unfold, you get in-house design and technical support. We’ll become your dedicated partner, building a solid relationship that’s built on respect and honesty.
Peter
Ian
Harry
Georgia
Izzy
Ben
Choose a reliable marketplace development company
At Unfold we understand the unique complexities of online marketplaces. Our in-house team work closely with you to develop something functional, adaptable and long-lasting.
1. Book a free consultation
Talk to us about your project. Schedule a free 30-minute chat with Harry.
2. Receive a proposal
Once we’ve heard all about your needs, we’ll be back in touch with a proposal.
3. Get started
It’s easy to get started with our in-house team based in Bristol, UK.