Lead Java Developer, London

Lab49 has an opportunity available for a Java Developer to lead work on complex and challenging projects to drive transformative change for our top-tier Financial Services clients. Operating in an Agile environment, the Java Developer will have strong server-side experience to work on next-generation financial systems.

• Build distributed systems that deal with actor-based concurrency, reactive programming, distributed in-memory data grids, messaging that goes beyond plain JMS as we fully expect to participate in shaping the future of financial technology stacks
• Work on server side JVM-based projects
• Hit the ground running with the typical Java or Scala JVM ecosystem stack (Spring and its subprojects, Guice, Guava, Maven, Hibernate, Jetty, etc.)
• Retool continuously as the technology landscape changes every few years
• Be able to pick up other technologies along the whole development stack, including front-end and other non-JVM ecosystems
• Work with our clients in iterative, project-based engagements, where self-organizing and focused teams move quickly to build innovative solutions for the client
• Have the desire to collaborate, and like sharing and learning from your colleagues
• Be passionate about delivering quality code
• Demonstrate experience writing commercial-grade software applications
• Have a deep understanding of multithreading and real-time software architectures
• Have an abiding interest in and competence for solving real-world business problems (with technology as an enabler)
• Be determined to succeed despite obstacles and challenges, as well as a positive attitude favoring achievement of goals over open-ended investigation

• 9+ years of recent hands-on experience in designing and coding complex, enterprise, commercial-grade applications in core, server-side Java, ideally Java 8+
• Experience building RESTful Web Services
• Test-driven development, which includes Unit and End-to-End Testing
• Experience with Agile software development (e.g. SCRUM or KANBAN)
• Experience in a CI/CD environment
• Bachelors or Masters in Computer Science, Engineering, Physics, Math, or related work experience
• Experience with, knowledge of, and strong demonstrated interest in, global financial markets and financial products.