Custom Amazon SP-API Integrations in United Kingdom
Connect your e-commerce platform directly to Amazon UK and European Seller accounts. Mr Umer Malik delivers custom Amazon Selling Partner API (SP-API) integrations with UK 20% VAT automation, FBA Multi-Channel Fulfillment, and Xero accounting sync—contracted strictly outside IR35 under English Law.
Core Capabilities & Production Deliverables
Direct architectural execution by senior engineer Mr Umer Malik with zero agency dilution.
Direct Amazon UK SP-API Integration
Custom API bridges connecting your Shopify or WooCommerce store directly to Amazon.co.uk without expensive third-party software fees.
Real-Time UK FBA & FBM Stock Sync
Synchronizing stock levels between Amazon UK fulfillment centres and your own warehouse to prevent accidental overselling.
Amazon UK Multi-Channel Fulfillment (MCF)
Automatically routing website orders to Amazon UK FBA warehouses for fast delivery to British customers.
Amazon Settlement & UK VAT Invoicing to Xero
Parsing Amazon UK bi-weekly settlement statements and posting formatted sales invoices and VAT breakdowns directly into Xero.
UK GDPR & Amazon Data Protection Compliance
Encrypted customer data storage and automated PII purging satisfying both Amazon policies and the UK Data Protection Act 2018.
Outside-IR35 Commercial Terms
Fixed milestone delivery in GBP (£) with guaranteed turnaround times and full IP assignment under English Law.
Why British Sellers Choose Umer for Amazon
Direct senior developer collaboration with zero agency markups, tailored for British Amazon brand owners.
UK Business Hours Collaboration
Direct Slack, Teams, and phone access with senior engineer Mr Umer Malik throughout UK working hours.
100% Outside-IR35 Compliance
Fixed milestone delivery in GBP (£) with guaranteed delivery dates and full IP assignment under English Law.
Automate Complex UK VAT & Fee Accounting
Save hours of bookkeeping by automating Amazon fee parsing and VAT reconciliation directly into Xero.
Direct Senior Developer Access
Work directly with the integration engineer writing your Amazon code with zero agency account managers.
Phased Delivery Roadmap & How This Project Runs
Structured from initial discovery call to production deployment and 100% intellectual property transfer.
Phase 01: SP-API Requirements & Compliance Audit
Reviewing developer credentials, UK VAT rules, and agreeing on fixed pricing milestones in GBP (£).
Phase 02: SP-API Authentication on UK Staging
Configuring LWA developer keys and event listeners on an isolated AWS London staging sandbox.
Phase 03: Inventory Sync & Xero Accounting Bridge
Building bi-directional stock synchronization, FBA fulfillment routing, and Xero settlement reconciliation.
Phase 04: Production Launch & Verification
Verifying live order forwarding, delivering complete Git project repositories, and 30-day warranty.
Commercial FAQs for British Businesses
Clear answers on UK business hours alignment, fixed stage pricing in GBP (£), and outside-IR35 contracting.
How does the system handle UK 20% VAT on Amazon sales? ▼
Can Amazon FBA fulfill orders placed on our UK Shopify store? ▼
How do you ensure customer address data is kept private? ▼
Are Amazon integration projects contracted outside of IR35? ▼
Can you synchronize inventory across Amazon UK, eBay, and our website? ▼
Who owns the integration code and API connectors? ▼
Great dreams deserve craftsmanship, not compromises. Let’s build yours.
© 2026 UMER XPERT. SERVING THE UNITED KINGDOM — LONDON TO EDINBURGH. All rights reserved. Contracts compliant with English Law & outside IR35.