Back-end Developer (Java &Spring Boot/Python)
Company: Methods
Location: City of Westminster
Posted: May 10th, 2026
Overview
Play a leading role in migrating and rebuilding our core architecture in Java Spring Boot to align with a composable, cloud-native landscape.
Responsibilities
- Connector Development: Design and optimize technical connectors for a diverse mix of global channels, including generalist marketplaces, social commerce (e.g., TikTok Shop), and quick-commerce (e.g., 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.
- Security Clearance: This role requires you to have or be willing to go through Security Clearance. Candidates will be asked to complete a Baseline Personnel Security Standard; details required can be found on the government website Gov.UK. If you are unable to meet this and any associated criteria, your employment may be delayed or rejected, and this will be discussed at interview.
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.
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