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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Python Lead Software Engineer - Rates Live Risk & P&L - **Company:** JPMorgan Chase & Co. - **Location:** London, UK - **Experience:** Expert - **Salary:** £62,000.0 - £102,000.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Profiling, Code Review, Continuous Integration, Software Debugging, DevOps, Design of User Interfaces, Interoperability, Python (Programming Language), Systems Development Life Cycle, Release Management, Runbook, Data Streaming, Concurrency, Low Latency - **Published:** August 15, 2026 - **Apply:** https://www.adzuna.co.uk/jobs/details/5843030395 ## About the Role * Strong Python development skills, including writing production-quality code with solid testing and packaging practices. * Experience building and operating production services, including production support and incident-driven troubleshooting. * Practical SDLC discipline across design, implementation, testing, deployment, and release management. * Experience with CI/CD and observability, including monitoring, alerting, logs, and metrics, to keep services stable and measurable. * Ability to work closely with front-office stakeholders and deliver effectively when priorities shift. * Strong debugging skills and comfort navigating multi-component systems. * Financial markets background, especially Rates trading, risk, or P&L concepts. * Exposure to Deephaven, including installation and dependencies such as GKP, Java interoperability, and runtime operations. * Low-latency and performance engineering experience, including profiling, concurrency, and latency measurement. * Understanding of UI programming and interactive workflows used by traders. * Strong DevOps mindset, including automation, environment consistency, and operational ownership. ## Description * Build and enhance Python services and applications that power live Rates risk and P&L, with a strong focus on low latency and predictable performance. * Partner directly with traders and risk managers to turn time-sensitive requirements into reliable, production-ready solutions. * Own production services end to end, including releases, monitoring, incident response, and root-cause analysis. * Troubleshoot issues across distributed components, data flows, and runtime environments, and drive fixes that reduce recurrence. * Improve DevOps and operational readiness, including CI/CD, environment management, dependency management, and automation. * Maintain strong engineering standards through code reviews, testing discipline, performance profiling, and clear documentation and runbooks. Technologies: * CI/CD * DevOps * Support * Java * Python * UX UI Design More: We are J.P. Morgan, a global leader in financial services and a first-class business serving the worlds most prominent corporations, governments, wealthy individuals, and institutional investors. Our Commercial & Investment Bank is a global leader across banking, markets, securities services, and payments, operating in more than 100 countries. We offer a fast-moving, highly collaborative front-office engineering environment where correctness, resilience, and latency matter every day. We value diversity and inclusion, support reasonable accommodations, and are committed to building trusted long-term partnerships with our clients. 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