Back-end Developer (Java &Spring Boot/GCP) - inside IR35

Methods is looking for a Back End Developer specialising in Java Spring Boot and GCP(Google Cloud Platform) to join our team within the private Sector Business unit. Rate: £490 inside IR35 Duration: 6 month initially Location: Hybrid; 3days/w in London office Key skillsets: GCP(Google Cloud Platform)Java/Spring Boot Architectural Rebuild: Play a role in migrating and rebuilding our core architecture in Java Spring Boot to align with a composable, cloud-native landscape. Connector Development: Design and optimize technical connectors for a diverse mix of global channels, including generalist marketplaces, social commerce (eg, TikTok Shop), and quick-commerce (eg, Glovo, Deliveroo). Catalog Publication Flow: Refocus efforts on rebuilding the catalog publication flow, addressing technical complexities such as category mapping, product variant synchronization, and asynchronous marketplace APIs. Business Logic Migration: Collaborate on transferring complex Legacy business rules (pricing calculations, stock filtering, and fulfilment decisions) into the dedicated BCP assets to ensure OMC focuses purely on orchestration and connectivity. System Reliability: Ensure 100% accurate Real Time synchronization of stock and price updates to prevent financial discrepancies and enhance the customer experience Technical Skills Java Spring Boot: Confirmed level proficiency for the architectural rebuild Database: PostgreSQL Cache: Redis/Valkey Architecture: REST Architecture and Event-Driven architecture. Cloud & Infrastructure: Google Cloud Platform GCP and Kubernetes clusters Desirable Experience with Python to facilitate the transition of Legacy components. Private sector experiences