Backend Java Developer

Join a team transforming a global commerce platform through a major Java-based architectural rebuild. You'll develop scalable microservices, marketplace integrations and cloud-nativee solutions that enable seamless product, stock and pricing synchronisation across multiple sales channels, helping drive faster market expansion and a better customer experience. Client Details Our client is a globally recognised retail and e-commerce organisation investing heavily in its digital capabilities. With a strong focus on innovation, engineering excellence, and customer experience, they are undertaking a major technology transformation to support continued international growth and expansion across digital sales channels. Working within a collaborative and empowered engineering environment, you'll be part of a team building products that operate at significant scale across multiple markets. Description • Contribute to the rebuild and modernisation of a core platform using Java Spring Boot. • Design, develop, and optimise integrations with a range of external commerce and marketplace platforms. • Build scalable microservices within a cloud-nativee, event-driven architecture. • Develop solutions for complex product catalogue publication and synchronisation challenges. • Support the migration of legacy business processes into modern platform services. • Ensure highly accurate real-time stock and pricing synchronisation. • Collaborate closely with Product Managers, Engineers, and cross-functional stakeholders. • Drive technical improvements and contribute to architectural decision-making. Profile You will bring: • Strong commercial experience with Java and Spring Boot. • Experience building microservices and distributed systems. • Strong knowledge of PostgreSQL databases. • Experience with Redis or similar caching technologies. • Understanding of event-driven architecture patterns. • Experience working with Kubernetes and cloud platforms, ideally GCP. • Strong communication and stakeholder engagement skills. • A proactive mindset and the ability to work autonomously within agile teams. Desirable: • Experience with Python. • Previous experience integrating with marketplaces, e-commerce platforms, or large-scale APIs. Job Offer • Daily rate of £650, dependent on the level of experience. • Temporary position in a retail-focused technology role. • Opportunity to work in South London - 3 days per week in the office • Be part of a major global digital transformation programme. • Work on a modern technology stack including Java, Spring Boot, GCP, Kubernetes, PostgreSQL and Redis. • Opportunity to influence architecture and technical direction. • Collaborative and highly skilled engineering environment. • Exposure to large-scale distributed systems and international commerce platforms. • Flexible and empowering culture focused on innovation and continuous improvement. • Excellent opportunities for long-term career growth and development.