Location: LONDON, LONDON, United Kingdom

Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products.

As a Senior Lead Software Engineer at JPMorgan Chase within the Commercial and Investment Bank, you’ll architect resilient, scalable, and secure systems that enable high‑performance market access. Your leadership will translate into better client outcomes and firmwide innovation.

Job responsibilities

• Lead by example: Provide technical guidance and direction to engineering teams, contractors, and vendors to deliver robust solutions.
• Build excellence: Develop secure, high-quality production C++ code; review and debug code to uphold standards and reliability.
• Drive impact: Influence product design, application functionality, and technical operations to enhance latency, throughput, and stability.
• Own domains: Serve as a subject matter expert across key areas of electronic trading, architecture, and performance engineering.
• Champion best practices: Advocate firmwide frameworks, tools, and SDLC practices; elevate craftsmanship within the engineering community.
• Shape technology choices: Guide peers and decision-makers on the adoption of leading-edge technologies that move the business forward.
• Strengthen culture: Contribute to a team environment built on diversity, equity, inclusion, and respect.

Required qualifications, capabilities, and skills

• Advanced C++ expertise, supported by formal training or certification.
• Hands-on experience delivering system design, application development, testing, and operational stability in production.
• Proficiency with C++ on Unix/Linux, including performance diagnostics and tooling.
• Scripting skills to automate development, testing, and operational workflows.
• Strong understanding of software–hardware interaction for low-latency systems.
• Experience creating and automating test strategies and plans for both functional and non-functional requirements, and executing them.
• Depth in application, data, and infrastructure architecture disciplines.
• Strong CS fundamentals: multithreading, memory management, object-oriented design.
• Collaborative mindset: Work closely with Application Development, Business Analysis, and Operations teams.

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• Proven experience in low-latency design and development using C++ and C, with a strong emphasis on performance optimization and deterministic system behavior.
• Hands-on experience in designing, developing, testing, and supporting connectivity platform in C/C++.
• Solid working knowledge of FIX and binary protocols, as well as market microstructure.
• Experience with low-latency connectivity to FX, Commodities, Rates, Credits, Futures, and Options markets (such as LME, Eurex, CME).
• Strong understanding of CI/CD pipelines and cloud infrastructure.