Senior Java Software Engineer (Pricing API) - 5 days - London

<p><strong>Senior Software Engineer - (Java, Pricing API,) - 5 days - Retail - London </strong></p><p><strong>Day rate: £400 - £500 (inside IR35)</strong></p><p><strong>Duration: 6 months </strong></p><p><strong>On site: 5 days per week</strong></p><p><strong>Start: Now </strong></p><p></p><p>My client is looking for a Senior Java Developer with 8 - 15 years experience to join the team 5 days a week in their London office. This is an opportunity to work on a mission critical pricing and promotions API that supports over 28 million UK customers weekly, across all platforms with global expansion ahead.</p><p>This role involves designing and scaling a high-performance, internet-facing API operating across distributed environments. If you enjoy solving complex engineering challenges and building resilient systems at scale, this could be a great fit.</p><p></p><p>What You'll Be Doing</p><ul><li>Designing and building scalable backend systems using Java and the JVM ecosystem</li><li>Developing clean, maintainable code from product requirements</li><li>Applying TDD/BDD practices and modern engineering principles</li><li>Building and maintaining cloud-native infrastructure</li><li>Working on highly available distributed systems</li><li>Troubleshooting production issues and driving root cause analysis</li><li>Mentoring others and contributing to engineering best practices</li><li>Exploring and introducing new tools and technologies</li></ul><p></p><p>Tech Stack</p><p>Java Vert.x RxJava Groovy Couchbase Kafka Azure Kubernetes Terraform</p><p>GitHub Actions CI/CD pipelines</p><p></p><p>What We're Looking For</p><ul><li>Strong experience with Java (8+)</li><li>Hands-on expertise with cloud platforms (Azure, AWS, etc.)</li><li>Experience with SQL and NoSQL databases</li><li>Proven ability to build and scale distributed systems</li><li>Understanding of Agile delivery methods</li><li>Exposure to reactive programming</li></ul><ul><li>Experience in eCommerce or search platforms</li></ul><p></p><p> Rates depend on experience and client requirements</p><img src="https://www.jobg8.com/Tracking.aspx?RINZcmghf3eFXIoTlzxU9cYH7AQStUV2x" width="0" height="0" />