Services · Mobile app development · Online marketplace apps

Manchester marketplace apps for fashion, vintage, creative services and trade.

We take on marketplace app development Manchester founders need when a single shop is no longer the model: a platform where independent fashion labels, vintage dealers, creative freelancers or trade suppliers sell to buyers under one brand. Codeeo designs and builds the shopper app, the seller app and the admin console, including vendor onboarding, commission rules, split payouts, return-heavy dispute flows and the seller data HMRC collects from digital platforms.

Greater Manchester has grown a deep pool of online fashion talent and a creative cluster around MediaCityUK in Salford, while Trafford Park keeps the region busy with warehousing and distribution. Each of those shapes a different kind of marketplace, and the app should reflect which one you are building.

Built for
Fashion and resale entrepreneurs, creative agencies, distributors and retail groups across Manchester, Salford and the other Greater Manchester boroughs.
Typical timeline
Shaped in discovery around your categories, returns policy and fulfilment partners, then committed to in a written scope before design.
What you own
The full codebase, store listings, seller and shopper data, payments and logistics accounts, and the admin console, registered to your company.
Rated
4.7 / 5 from 23 Google reviews

200+ companies servedFrom a first store to an ADX listed developer

Modon
Majid Al Futtaim
HP
Belkin
Dulsco Group
OneClickDrive
Hanayen
HMS
Clocksprings
Ghezlan

Core features

The parts of a Manchester marketplace that decide whether sellers stay.

Sellers leave marketplaces for three reasons: they are paid late, they lose money on returns, or they cannot get enough visibility. Shoppers leave for slow delivery and hard refunds. Multi-vendor marketplace app development Manchester operators commission has to address all of these, and the balance changes by category. A vintage platform lives with one-off stock and condition disputes. A fashion platform lives with size returns. A creative services platform lives with briefs, deadlines and approvals rather than parcels.

The capability list below reflects the categories we see most from Greater Manchester. We pick the relevant ones for your first release, design how money and responsibility move between shopper, seller and platform, and leave the rest documented for later releases rather than half built. That keeps the first version small enough to launch and test with real sellers.

Explain your project
  • Single-item and vintage listings

    One-off pieces sell once and disappear, so listings lock the moment an item enters a basket and release if checkout stalls. Sellers grade condition against a shared scale, add measurements rather than labelled sizes, and upload several angles. Shoppers can save searches for a brand, era or measurement and receive an alert when a match is listed.

    Rare items reach the right shopper before someone else claims them.

  • Fit data and size guidance

    For new fashion from independent labels, each seller provides garment measurements and fit notes, and shoppers can store their own measurements in the app. Recommendations compare the two. Return reasons are captured in structured form so labels can see which items are running small or large across all orders on the platform.

    Fewer size returns, and labels learn from the ones that remain.

  • Returns that protect sellers

    Shoppers have statutory cancellation rights when buying from traders at a distance, and fashion attracts many returns. The app issues prepaid return labels, records the item's condition on arrival, and supports partial refunds where an item comes back worn or damaged. Commission is returned to the seller when a refund is processed.

    Sellers are not penalised twice for the same return.

  • Creative services bookings

    Photographers, editors, illustrators and producers around MediaCityUK sell time and deliverables, not stock. Clients post a brief, compare portfolios and book a freelancer with milestones. Payment is captured upfront by the payments provider and released as each milestone is approved, with revision rounds and file delivery handled inside the order.

    Creative work is bought with clear stages and protected payments.

  • Fulfilment centre integration

    Many sellers store stock with third-party logistics firms around Trafford Park and the wider region. The marketplace sends orders straight to the warehouse system, receives tracking and stock levels back, and shows shoppers accurate dispatch dates. Sellers who pack at home use the same order screen with carrier labels printed from the app.

    Warehouse-held and home-packed stock sit in one catalogue.

  • Seller tiers and commission

    New sellers can start on a simple rate and move to better terms as their dispatch record and sales volume improve. The console supports category rates, promotional fee holidays and paid placement. Every order line keeps a record of which tier and rate applied, which avoids awkward conversations when a seller questions a statement.

    Good sellers are rewarded in a way they can see and understand.

  • Local collection and drop points

    Shoppers in the city centre, Salford and the surrounding boroughs can choose to collect from a seller's shop or a partner drop point instead of waiting in for a courier. Collection codes are issued in the app, sellers mark handover on their phone, and the order completes without a delivery fee. Stops near Bee Network tram routes can be highlighted.

    Local shoppers get their item sooner and sellers save on postage.

  • Split payouts and reserves

    An authorised marketplace payments provider divides each shopper payment between seller and platform, so the platform never needs to hold seller funds itself. Payouts can follow delivery confirmation or the end of the returns window. Sellers in high-return categories may carry a small rolling reserve, released automatically on schedule.

    Payout timing matches the risk in each category.

  • Digital platform reporting

    Under the UK rules for digital platforms, operators verify seller identity and report goods sales and personal services income to HMRC annually, with a copy to each seller. Because creative services and goods are both reportable categories, the platform tags every transaction by type and builds the yearly return from that data.

    Mixed goods and services platforms report without manual sorting.

  • Dispute resolution centre

    Condition arguments on vintage, missed deadlines on creative work and lost parcels each follow their own case template. Evidence is attached from the order record, sellers respond within a set period, and your team decides unresolved cases. Outcomes feed seller performance scores, which influence search ranking and tier status.

    Disputes improve the marketplace instead of just closing tickets.

Who this is for

Four Manchester briefs we are well suited to.

Manchester's marketplace founders tend to come from inside an industry: a buyer who knows the vintage trade, a producer who knows freelance crews, a distributor who knows what retailers reorder. That expertise is the asset. Online marketplace app developers Manchester founders bring in should turn it into rules the app enforces rather than a generic template. These are the four situations we see most. Each changes what the seller app must handle on launch day, so we ask about your sellers and their habits before we discuss screens or colours.

01

A vintage or resale platform

You know which brands, eras and categories move, and you have dealers ready to list. The app needs fast listing from a phone, honest condition grading and buyer protection that does not destroy the dealer's margin. Shops in the Northern Quarter can link their storefront to the platform and offer in-store collection for local shoppers who want to try an item before taking it home.

Local collection reduces returns on items people want to try on.

02

A marketplace for independent fashion labels

Small labels struggle to be found and lose money on returns when they sell alone. A shared platform gives them one audience, shared fulfilment and better returns handling. We build label storefronts, collection drops with launch timings, fit data and a returns process that keeps commission fair to the label. Labels keep control of their pricing and imagery. Manchester's fashion graduates and small studios are a natural first group of sellers for this kind of platform.

Labels share fulfilment while keeping their own brand.

03

A creative services marketplace

Production companies, agencies and brands need freelancers quickly, and freelancers want reliable payment. We build portfolio profiles, availability calendars, briefs, milestone payments and rights or usage notes per job. The platform takes commission at each milestone, and its HMRC reports correctly show services income for freelancers who are also sellers of goods elsewhere on the platform.

Freelancers are paid against approved milestones, not chased invoices.

04

A distributor opening a trade marketplace

B2B marketplace app development Manchester distributors ask for usually connects several brands or suppliers to independent retailers, cafes or salons across the North West. Retailers need account approval, wholesale price lists, minimum orders and reorder lists. Suppliers want visibility of which retailers are reordering and which have gone quiet. Invoices carry trade terms and VAT details properly.

One reorder screen across many suppliers.

Six phases from first idea to a live Manchester marketplace.

  1. 01Category rulesWe turn your knowledge of the category into written rules: what a valid listing contains, how condition is graded, what returns are allowed and what sellers earn.
  2. 02Payments and payout planThe payments provider, payout triggers, reserves, milestone releases and refund flows are designed and tested on paper before development begins.
  3. 03Seller tools firstListing, stock, order and statement screens are designed with a few of your seller partners, reviewed by video call, so supply arrives before shoppers do.
  4. 04Shopper app and adminSearch, saved alerts, checkout, returns and the admin console are built in sprints, each ending with a working demonstration you can try on your phone.
  5. 05Invite-only openingA limited group of shoppers and sellers trade for real, giving honest data on conversion, return rates and payout timing before a public launch.
  6. 06Scaling upFurther categories, sellers across more of the North West and new features follow in planned releases, prioritised by what the order data shows.

Technology

What we build this with.

Our choice of frameworks depends on your payments provider, warehouse partners and carriers, and on keeping the platform maintainable by any competent team. Data hosting and retention are agreed with you to fit UK GDPR obligations.

01Mobile

  • Swift
  • Kotlin
  • Flutter
  • React Native

02Data and cloud

  • PostgreSQL
  • MySQL
  • MongoDB
  • AWS
  • Azure
  • Docker

03Marketing and tracking

  • GA4
  • Google Tag Manager
  • Search Console
  • Meta Pixel
  • Looker Studio

What Manchester founders ask before building a marketplace.

Yes, mainly because of returns and sizing.

Fashion carries higher return rates than most categories, and shoppers buying from traders at a distance have statutory cancellation rights. The platform therefore needs fit data, structured return reasons, condition checks on returned items and payout timing that accounts for the returns window. Without these, sellers lose margin and leave. We design returns and payouts together for that reason. Sellers also see their return rate against the category average, which tends to improve listings quickly.

Tell us what the business needs. We will tell you what to build first.

Schedule a free consultation and get a written recommendation, with costs, before you commit to anything.

Get in touch

PROVEN RESULTS

4.7 / 5from 23 Google reviews