SAP Integration Specialist (HANA/POS/WMS/E-Commerce)

Company: Retail Company

Position: SAP Integration Specialist (HANA & Retail & E-Commerce)

Location: London (Hybrid)

Salary: 60,000 – 70,000 GBP + Bonus

Job Responsibilities

• Design and operate integrations across SAP, 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 ERP & Adobe/Magento integrations (catalogue, stock, orders, cancellations, returns).
• Manage ERP & Tradebyte marketplace connections (Zalando, ASOS, AboutYou).
• Ensure Cegid POS transactions (WPUUMS), returns and stock adjustments post accurately across systems.
• 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, 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.
• Enforce secure integration policies: encryption, keystore management, mTLS, OAuth2, API keys, PII masking.
• Apply resilience standards: retries, idempotency, throttling, duplicate‑check logic.
• Monitor and resolve key IDoc types (ORDERS, DESADV, INVRPT, MBGMCR, INVOIC, WPUUMS).

Experience

• 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.

Technical Skills

Core Skills (Must Have)

• 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.
• Ability to resolve order, fulfilment and stock integration issues.
• Proven experience designing secure, compliant integration flows.

Essential Skills

• Integration architecture design, mapping, transformation and documentation.
• Understanding of omni‑channel order flows & dependencies.
• Experience with European retail localisation (VAT, pricing, currency).
• Strong debugging ability for CPI, SFTP, APIs and IDocs.

Nice‑to‑Have Skills

• CPI/Integration Suite certification(s).
• Experience with Tradebyte, Cegid POS, CEVA WMS, carrier APIs.
• Exposure to event‑driven or microservices architecture.
• Experience with Jira, Confluence, Solution Manager or Signavio.

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