Java Lead Engineer - Real-Time Trading Platform

Security Capital Research; Greater London; On-site; GBP 120,000 - 180,000; Full time

Job summary

JP Morgan Chase in London is seeking a Lead Software Engineer to design, build, and improve a multi-asset trading platform with a focus on performance, resilience, and security. You will own end-to-end delivery and collaborate with product and business stakeholders to turn ideas into production-ready solutions.

You will contribute to a culture prioritizing strong engineering practices, pragmatic collaboration, and continuous improvement within the Investment Technology department of Asset &

Qualifications

• Bachelor’s degree in Computer Science, Computer Engineering, Mathematics, or a related technical field, or equivalent practical experience.
• Advanced hands-on experience in system design, application development, testing, and operational stability for scalable client-facing applications.
• Strong skills in Java and JVM-based development, APIs, distributed systems, event-driven architectures, caching technologies, and data modeling.
• Experience with cloud-native platforms such as AWS, including automated delivery, testing, observability, and production support.
• Demonstrated effective use of AI-powered tools beyond basic code completion, such as implementation support, review, test acceleration, or troubleshooting.
• Strong understanding of secure development, sensitive-data handling, resiliency, human review, and independent validation.

Responsibilities

• Design and develop secure, high-quality production code for client-facing applications, APIs, and services
• Apply AI-powered tools and automation throughout the development lifecycle
• Create reusable context, tools, and workflows
• Collaborate with business, product, and design partners to clarify needs and translate requirements into practical solutions
• Bridge business and technology by rapidly prototyping ideas and transitioning successful solutions to robust production systems
• Optimize real-time trading systems for performance, reliability, and scalability
• Review code and technical designs, mentor engineers, and strengthen engineering practices through constructive feedback and reusable patterns
• Support automated delivery and production operations through observability, incident investigation, secure development practices, and resilient application design

Tools

Java

JVM development

APIs

Distributed systems

Event-driven architectures

Caching technologies

Data modeling

AWS cloud-native

AI-powered tooling

Secure development

Prototyping & delivery

Observability & production support

Job description

JP Morgan Chase in London is seeking a Lead Software Engineer to design, build, and improve a multi-asset trading platform with a focus on performance, resilience, and security. You will own end-to-end delivery and collaborate with product and business stakeholders to turn ideas into production-ready solutions.

You will contribute to a culture prioritizing strong engineering practices, pragmatic collaboration, and continuous improvement within the Investment Technology department of Asset &