Loan Trading Lead Engineer-Python(Credit Technology)

Testing Site - JPMC; Greater London; On-site; GBP 120,000 - 160,000; Full time

Job summary

JPMorgan Chase is seeking a Lead Software Engineer to join an agile team building secure, scalable front-office solutions that power trading, reference data, and P&L workflows. You will design, develop, and troubleshoot multiple components across complex systems while partnering with traders and control functions to deliver low-latency, reliable software.

You will drive secure coding practices, review peers’ code, and lead architectural discussions.

Qualifications

• 5+ years of applied software engineering experience.
• Proficient in Python with strong SQL/database skills.
• Experience in large corporate environments and SDLC.

Responsibilities

• Develop secure, high-quality production code and review others' code.
• Design and troubleshoot front-office services and trading workflows.
• Translate business needs into technical requirements under time constraints.
• Lead design reviews and engage with vendors and internal teams.
• Ensure secure coding practices and operational stability across services.
• Work independently with minimal supervision.

Skills

Python

SQL

CI/CD

Security

Software architecture

Education

Bachelor's degree in Computer Science / Computer Engineering / Mathematics

Tools

Java

Spring Boot

AWS

Job description

As a Lead Software Engineer at JPMorgan Chase, you will join an agile team building secure, scalable, and resilient front-office solutions that power trading, ref data management, and P&L. You will design, develop, and troubleshoot multiple components across complex systems while partnering closely with traders and control functions to deliver reliable, low-latency workflows.

Job responsibilities

• Executes creative software solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or break down technical problems
• Develops secure high-quality production code, and reviews and debugs code written by others
• Identifies opportunities to eliminate or automate remediation of recurring issues to improve overall operational stability of software applications and systems
• Leads evaluation sessions with external vendors, startups, and internal teams to drive outcomes-oriented probing of architectural designs, technical credentials, and applicability for use within existing systems and information architecture
• Leads communities of practice across Software Engineering to drive awareness and use of new and leading-edge technologies
• Adds to team culture of diversity, opportunity, inclusion, and respect

Key Responsibilities

• Develop and integrate trading workflows and loan reference data for the Secondary Loan Trading desk.
• Build scalable, front-office–facing services that streamline trading workflow management and enhance desk productivity.
• Design, implement, and troubleshoot components end to end, accounting for upstream and downstream dependencies and technical implications.
• Translate evolving business demands into clear technical requirements and pragmatic solutions under time constraints.
• Apply structured troubleshooting to isolate root causes and resolve issues across services and data flows.
• Adhere to secure coding practices and engineering methodologies to deliver stable, maintainable systems throughout the SDLC.
• Good individual contributor, ability to work independently with minimal supervision

Required Qualifications, Capabilities, and Skills

• Formal training or certification in software engineering concepts and 5+ years of applied experience.
• Hands‑on experience with system design, application development, testing, and operational stability with strong proficiency in Python.
• Experience developing, debugging, and maintaining code in large corporate environments; strong SQL and database querying skills.
• Advanced understanding of agile practices including CI/CD, application resiliency, and security.
• Demonstrated experience across the full Software Development Life Cycle.
• Degree in Computer Science, Computer Engineering, Mathematics, or a related technical field (or equivalent practical experience).

Preferred Qualifications, Capabilities, and Skills

• Familiarity with modern front-end technologies.
• Familiarity with Java and Spring Boot.
• Practical experience with cloud-native development (AWS).
• Knowledge of Fixed Income products, with emphasis on syndicated and secondary loans.