Senior Full Stack Engineer (Kotlin + React)

Company: Luxoft
Apply for the Senior Full Stack Engineer (Kotlin + React)
Location: London
Job Description:

Project description

Join the Equity Accelerator programme, a strategic multi-year transformation initiative focused on modernizing Prime Finance Equities platforms. The role involves developing and enhancing institutional-grade trading and post-trade systems using cloud-native, event-driven architectures while delivering advanced client-facing features. Engineers will work within a complex production environment, combining deep technical expertise with strong capital markets knowledge.

Responsibilities

  • Design, develop, and support full-stack solutions across frontend and backend components.
  • Build and enhance event-driven trading and post-trade applications.
  • Contribute to architecture and technical design decisions.
  • Develop responsive and real-time user interfaces for equities platforms.
  • Implement and maintain APIs, messaging integrations, and backend services.
  • Ensure high code quality through Test-Driven Development (TDD).
  • Participate in CI/CD practices, trunk-based development, and frequent production releases.
  • Troubleshoot production issues and maintain data integrity in complex market environments.
  • Collaborate closely with business stakeholders, product teams, and engineering peers.
  • Apply capital markets domain expertise to business and technical problem-solving.
  • Mentor team members and contribute to engineering best practices.

SKILLS

Must have

  • 7+ years of Java development experience.
  • 2+ years of commercial Kotlin development experience.
  • 2+ years of frontend development experience with React and/or Angular.
  • Strong JavaScript, TypeScript, HTML, and CSS skills.
  • Proven experience designing and developing event-driven distributed systems.
  • Hands-on experience with messaging patterns, event processing, resiliency, and failure handling.
  • Strong Test-Driven Development (TDD) practices and end-to-end ownership of software quality.
  • Experience working in Agile environments with CI/CD, trunk-based development, and frequent production releases.
  • Hands-on experience in capital markets, including trade lifecycle and position management.
  • Experience building real-time applications using WebSockets or streaming technologies.
  • Ability to contribute to architectural discussions and operate independently in complex production environments.

Nice to have

  • Kafka, Solace, or TIBCO EMS.
  • SQL Server, MongoDB, and S3/Object Storage.
  • Kubernetes and OpenShift.
  • OpenTelemetry, ELK Stack, Grafana.
  • HashiCorp Vault and CyberArk.
  • Prime Brokerage, Synthetic Swaps, or Cash Equities domain experience.
  • Regulatory reporting exposure (EMIR, MiFID, 871(m)).
  • Experience integrating with risk, valuation, and reporting platforms.
  • GitHub Copilot, Devin, or other AI-assisted development tools.
  • Exposure to frontend technologies (React, Angular) for cross-functional collaboration.

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Posted: September 21st, 2026