Senior Java Integration Engineer - Shopify & ERP/OMS

A leading recruitment agency seeks an Integration Engineer for a 6+ month contract in Greater London. The candidate will design middleware to connect Shopify with backend systems. Key responsibilities include developing integration logic, implementing data flows using REST/GraphQL, and collaborating with backend engineers. Essential skills include backend development, Java, and API design. The position offers £400 per day, with 3 days onsite in Paddington.