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Senior Full Stack Engineer; Kotlin + React

Job in Greater London, London, Greater London, W1B, England, UK
Listing for: Luxoft
Full Time position
Listed on 2026-09-04
Job specializations:
  • Software Development
    Full Stack Developer, Backend Developer, Java Developer, React.js
Salary/Wage Range or Industry Benchmark: 90000 - 140000 GBP Yearly GBP 90000.00 140000.00 YEAR
Job Description & How to Apply Below
Position: Senior Full Stack Engineer (Kotlin + React)
Location: Greater London

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, Type Script, 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 Web Sockets 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 Open Shift.

- Open Telemetry, ELK Stack, Grafana.

- Hashi Corp Vault and Cyber Ark.

- Prime Brokerage, Synthetic Swaps, or Cash Equities domain experience.

- Regulatory reporting exposure (EMIR, MiFID, 871(m)).

- Experience integrating with risk, valuation, and reporting platforms.

- Git Hub Copilot, Devin, or other AI-assisted development tools.

- Exposure to frontend technologies (React, Angular) for cross-functional collaboration.

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Position Requirements
10+ Years work experience
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