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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer - Fixed Income Technology - **Company:** Millennium Management LLC - **Location:** London, UK - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Amazon Web Services, Distributed Systems, Object-Oriented Software Development, Software Engineering, Data Ingestion, Solid Principles, Information Technology, Microservices - **Published:** August 7, 2026 - **Apply:** https://uk.indeed.com/viewjob?jk=f9cbbefb764bfdb1 ## About the Role * Up to 4 years of backend engineering experience, with proficiency in at least one enterprise-grade language such as Python, Java, or Rust. * Strong software development experience building microservices-based systems in a production environment. * Strong knowledge of object-oriented programming, distributed systems, and software design principles. * Experience with AWS, GCP, or another public cloud platform. * Bachelor's or Master's degree in Computer Science or another scientific or technical discipline. * Strong analytical, problem-solving, and communication skills, with the ability to work independently in a fast-paced environment and collaborate across globally distributed teams. * Highly organized, detail-oriented, and able to demonstrate strong ownership and accountability. ## Description Millennium's Information Technology team is core to the health and growth of the business. The firm's active, multi-manager model depends on flexible, scalable technology and advanced proprietary systems, including the continued development of next-generation analytical and trading capabilities. Within this environment, the Fixed Income Technology team supports a platform focused on intraday risk, trade, and portfolio management, partnering closely with investment, business management, and risk functions in a fast-moving engineering environment. What You'll Do * Partner with portfolio managers, business management, and risk teams to design and deliver intraday risk, trade, and portfolio management solutions. * Architect and develop enterprise-scale data ingestion and distribution frameworks. * Work closely with project managers and senior leadership to gather analytical requirements, track delivery, and manage stakeholder expectations. * Maintain, support, and continuously enhance existing platforms as business needs evolve. * Build robust, scalable, production-grade distributed systems in a fast-paced environment. * Deliver timely, high-impact solutions for portfolio and risk management users across the firm. * Collaborate effectively with technical and business stakeholders to translate needs into practical outcomes. * Contribute to a high-performance engineering culture with a hands-on, solutions-oriented approach. ## Related Videos - [Microservices architecture as a key element in building trading systems for global finance markets](https://www.wearedevelopers.com/videos/1196-microservices-architecture-as-a-key-element-in-building-trading-systems-for-global-finance-markets) - [RPA crash course for .Net developers – intro into the world of RPA from the perspective of a .Net developer](https://www.wearedevelopers.com/videos/271-rpa-crash-course-for-net-developers-intro-into-the-world-of-rpa-from-the-perspective-of-a-net-developer) - [When React Meets Reality: Building a Real-Time Control Room for Autonomous Vehicles](https://www.wearedevelopers.com/videos/2091-when-react-meets-reality-building-a-real-time-control-room-for-autonomous-vehicles) - [Microservices: how to get started with Spring Boot and Kubernetes](https://www.wearedevelopers.com/videos/242-microservices-how-to-get-started-with-spring-boot-and-kubernetes) - [Next Level Enterprise Architecture: Modular, Flexible, Scalable, Multichannel and AI-Ready?](https://www.wearedevelopers.com/videos/1017-next-level-enterprise-architecture-modular-flexible-scalable-multichannel-and-ai-ready) - [The Environmental Impact of Software Development](https://www.wearedevelopers.com/videos/1341-the-environmental-impact-of-software-development) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)