Senior Java Full Stack Developer

We are looking for a Senior Java Full Stack Developer to join the Global HMS engineering team within Markets & Securities Services IT. In this role, you will contribute to the development and support of a key global platform, working closely with business stakeholders and distributed engineering teams.

• Strong experience with Java 21, Spring Boot 3.x, microservices, REST APIs, JSON.
• Frontend experience with React JS.
• Solid understanding of PostgreSQL and messaging technologies (MQ/Solace).
• Working knowledge of Kubernetes, Redis, and application security principles.
• Exposure to observability and DevOps tooling: Grafana, Splunk, Logstash, Prometheus, OpenTelemetry, Zipkin, Jenkins, Ansible.
• Strong communication skills and ability to collaborate across distributed teams.
• High responsiveness and ownership mindset, especially in production support contexts.
• Ability to produce clear, concise documentation and technical deliverables.
• Comfortable working in a DevOps model, contributing across analysis, testing, and support.

Nice to have:

• Basic Python, Activiti (workflow engine), JMock/Mockito, shell scripting.
• Experience with Selenium or Serenity.
• Background in workflow-based applications.

• Deliver application enhancements and provide day-to-day support within a global engineering setup.
• Collaborate with business stakeholders to plan and execute deliveries, ensuring milestones are met.
• Lead and resolve critical production incidents, driving fixes through to completion.
• Own end-to-end production support: handling tickets, queries, and operational requests.
• Diagnose and resolve application issues to maintain performance, reliability, and usability.
• Create and maintain technical documentation, best-practice guidelines, and process artefacts.
• Act as an SME for service functionality, constraints, and operational considerations.
• Identify and escalate risks, issues, and dependencies during agile delivery.
• Continuously develop skills through training, certifications, and hands-on learning.