IT & Software

Senior Java Developer

Luxoft

London · Greater London · United Kingdom

Overview

In this role you will help modernize Prime Finance Equities trading platforms by building scalable, event-driven backend services. You will work on production systems within JVM ecosystems, contributing to platform transformation and market-expansion initiatives. You’ll drive quality through TDD, own critical data processing and recovery mechanisms, and collaborate with cross-functional teams to deliver reliable capital-markets solutions. This is a hands-on, autonomous role with opportunities to shape architecture and mentoring.

Responsibilities
  • Design, develop, and maintain backend services for trading and post-trade platforms
  • Build scalable event-driven applications and messaging-based integrations
  • Develop services using Kotlin and Java within JVM ecosystems
  • Contribute to architecture design and technology decisions
  • Ensure software quality through Test-Driven Development (TDD)
  • Implement reliable data processing, event replay, and failure recovery mechanisms
  • Participate in CI/CD pipelines and frequent production deployments
  • Analyze and resolve complex production and performance issues
  • Collaborate with business and technology stakeholders across the equities domain
  • Drive technical excellence and mentor other engineers
  • Apply deep understanding of capital markets workflows to solution design
Key requirements
  • 7+ years of Java development experience
  • Any Kotlin experience is preferable or willingness to learn Kotlin
  • Hands-on capital markets experience, particularly trade lifecycle and post-trade processing
  • Proven experience building event-driven distributed systems
  • Deep understanding of messaging concepts, including ordering, resiliency, replay, and failure handling
  • Strong TDD practices with end-to-end ownership of quality
  • Solid experience in Agile delivery, CI/CD, and trunk-based development
  • Understanding of trade booking, position management, settlement, accounting, and cashflows
  • Strong system design and architectural decision-making skills
  • Ability to operate autonomously in complex, business-critical environments
  • collaboration with cross-functional teams
  • mentoring and technical leadership
  • autonomy in complex environments
  • Kotlin
  • Java
  • event-driven distributed systems

Reference: WJ-747_30348881

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