Software Engineer – Equity Derivatives Pricing & Risk

Millennium; Greater London; On-site; GBP 90,000 - 120,000; Full time

Job summary

Millennium in London seeks a software engineer to build robust risk systems for Equity Volatility trading. You will design and implement server-side applications using Java and Spring Boot, develop exotic pricing models, and provide Level 3 production support.

You will work with Python scripting, distributed caching, and containerized deployments on AWS, Kubernetes, and Podman, contributing to scalable, high-performance platforms in a fast-paced environment.

Qualifications

• Proven Java development experience in building scalable, high-performance systems.
• Strong knowledge of Spring Boot and microservices development.
• Experience with Python scripting and automation.
• Experience with distributed caching technologies (e.g., Ignite).
• Familiarity with containerization and cloud platforms (Kubernetes, Podman, AWS).
• Solid Git, CI/CD practices and automated testing experience.
• Experience supporting Equity Derivatives in sell-side or buy-side environments.

Responsibilities

• Design, develop, and implement robust risk systems for Equity Volatility trading.
• Build and maintain scalable server-side applications using Java and Spring Boot.
• Develop exotic pricing models for product pricing and lifecycle management.
• Provide Level 3 production support, troubleshooting and performance tuning.
• Identify bottlenecks and improve platform reliability and performance.
• Conduct code reviews and implement automated testing to ensure quality.
• Write clean, maintainable code following software engineering best practices.

Skills

Java

Spring Boot

Python scripting

Distributed caching

Kubernetes / Podman

AWS

Git / CI/CD

Equity derivatives knowledge

Tools

Ignite

CI/CD pipelines

Testing frameworks

Job description

About Millennium

Millennium is a global, diversified alternative investment firm, founded in 1989. Defined by evolution, innovation and focus, Millennium’s mission is to deliver results for our investors.

About Millennium

Millennium is a global, diversified alternative investment firm, founded in 1989. Defined by evolution, innovation and focus, Millennium’s mission is to deliver results for our investors.

Our people are empowered with both independence and support: the autonomy to pursue ideas with conviction and the backing of a global network committed to collaboration, disciplined risk management and continuous learning. With opportunities to deepen expertise and accelerate development, talent at Millennium is equipped to adapt, evolve and build lasting impact over time. Discover how transformative growth accelerates impact.

Meet the Team

Core to the health and growth of Millennium’s business, the Information Technology organization develops flexible, scalable technology and advanced proprietary systems, including the next generation of analytical and trading capabilities. Within this organization, the Equities Technology team develops and supports Equity Volatility Risk and P & L systems that enable Equity Volatility Managers to evaluate risk, manage portfolios, and support trading activity.

What You'll Do

• Design, develop, and implement robust risk systems that support Equity Volatility trading strategies
• Build and maintain scalable, high-performance server-side applications using Java and Spring Boot
• Build and integrate exotic pricing models to support product pricing and lifecycle management
• Provide Level 3 production support, including troubleshooting, performance tuning, and resolution of complex system issues
• Identify system bottlenecks proactively and implement improvements that maintain platform performance and reliability
• Conduct code reviews and implement automated testing to strengthen application quality and reliability
• Write clean, maintainable, and testable code in line with software engineering best practices

What You Bring

• Strong Java development experience building scalable, high-performance systems
• Strong knowledge of Spring Boot and its ecosystem for microservices development
• Experience using Python for scripting and automation
• Experience with distributed caching technologies, such as Ignite or similar platforms
• Familiarity with containerization technologies, including Podman and Kubernetes, and cloud computing platforms such as AWS
• Solid understanding of software development best practices, including Git, CI/CD pipelines, and automated testing frameworks
• Previous experience supporting Equity Derivatives in a sell-side or buy-side environment, with a strong understanding of options and futures
• Understanding of structured products, including their pricing, lifecycle, and risk characteristics, along with strong problem-solving skills and the ability to perform effectively in a fast-paced, high-pressure environment