Salary: £55,000 - 65,000 per year Requirements: 10 years in enterprise integrations across ERP, retail, e-commerce, and WMS Strong exposure to multi-country European operations (pricing, VAT, currency) Hands-on experience with POS, marketplace, carrier, and warehouse integrations Prior work in fashion retail, DTC, or consumer brands preferred Strong CPI/iFlow development with advanced Groovy scripting Expertise in REST/SOAP APIs, JSON/XML, IDoc/EDI, batch/event-driven flows Strong ERP - POS - WMS - E-commerce integration knowledge Proven experience designing secure, compliant integration flows Integration architecture design, mapping, transformation, and documentation Understanding of omni-channel order flows & dependencies Strong debugging ability for CPI, SFTP, APIs, and IDocs CPI/Integration Suite certification(s) (nice-to-have) Experience with Tradebyte, Cegid POS, CEVA WMS, carrier APIs (nice-to-have) Exposure to event-driven or microservices architecture (nice-to-have) Experience with Jira, Confluence, Solution Manager, or Signavio (nice-to-have) Responsibilities: Design and operate integrations across ERP, POS, WMS, e-commerce, marketplace, and logistics platforms Ensure secure, real-time and batch data flows supporting product, inventory, orders, fulfilment, customer, and finance processes Maintain integration reliability across all sales channels with strong alerting, monitoring, and recovery routines Maintain ERP - Adobe/Magento integrations (catalogue, stock, orders, cancellations, returns) Manage ERP - Tradebyte marketplace connections (Zalando, ASOS, AboutYou) Ensure Cegid POS transactions, returns, and stock adjustments post accurately across systems Support unified pricing, availability, and product information across channels Maintain inbound/outbound flows with CEVA/WMS (ASN, HU, picking/packing, stock updates) Support carrier integrations for labelling, shipment tracking, and delivery confirmations Troubleshoot inventory mismatches, HU issues, and fulfilment delays Ensure seamless enablement of Click & Collect, Ship from Store, Endless Aisle, and Return Anywhere Maintain unified stock visibility across ERP, POS, WMS, and e-commerce Build and maintain iFlows including routing, mapping, exception handling, sequential processing, and data transformation Develop Groovy scripts for JSON/XML conversion, OAuth2 token flows & HMAC signatures, dynamic routing & pagination, and error-handling payloads Enforce secure integration policies: encryption, keystore management, mTLS, OAuth2, API keys, PII masking Maintain clean logging, audit traceability, and iFlow version control Monitor and resolve key IDoc types (ORDERS, DESADV, INVRPT, MBGMCR, INVOIC, WPUUMS) Perform integration-focused penetration tests and vulnerability checks Validate interfaces against OWASP/industry standards Ensure GDPR, data privacy, and audit compliance across all interfaces Produce technical documentation (BPMN flows, mappings, SOPs) Support SIT/UAT, cutover planning, and regression cycles Drive simplification, automation, and stability improvements across all integrations Technologies: API BPMN Confluence ERP Groovy IDoc Support JIRA JSON Magento OWASP REST SOAP XML microservices SAP Security UX UI Design More: We are a leading retail company located in London, offering a hybrid work environment. We are looking for an IT Integration Specialist focused on ERP and retail e-commerce to join our innovative team. In this role, you will work on critical integrations across various platforms, ensuring seamless operations and compliance. We offer a competitive salary range of 55,000 - 65,000 GBP, and our team is dedicated to fostering a collaborative and supportive culture. last updated 15 week of 2026