Lead Software Engineer, Python & Java — Markets Tech

United States Digital Space LLC; Greater London; On-site; GBP 110,000 - 170,000; Full time

Job summary

J.P. Morgan in London seeks a Lead Software Engineer to design and deliver secure, scalable technology for Markets Technology. You will work in an agile team across front office, operations and tech to shape architecture and drive continuous improvement.

The role requires strong background in Python/Java, Spring stack, and enterprise AI-assisted tooling, with a focus on reliability, performance, and governance in a large corporate environment.

Qualifications

• Formal training or certification on software engineering concepts.
• Bachelor's Degree in Computer Science or equivalent.
• Hands-on experience in system design, application development, testing, and operational stability.
• Proficiency in Python, JavaScript, Java, JUnit, Maven, Hibernate, Spring Boot, Spring JPA, and Spring Batch.
• Experience developing and maintaining code in a large corporate environment with modern languages.

Responsibilities

• Execute software solutions, design, development, and troubleshooting to solve complex problems.
• Create secure, high-quality production code and maintain algorithms that integrate with critical systems.
• Produce architecture and design artifacts for complex applications, ensuring alignment with constraints.
• Gather, analyze, and synthesize data to develop visualizations and reporting for continuous improvement.
• Identify hidden problems and patterns in data to drive improvements in coding hygiene and system architecture.
• Collaborate with front office, operations, and technology teams to align on product specifications.
• Develop and maintain project plans, timelines, and documentation to ensure timely delivery.
• Conduct thorough testing and validation of new products to ensure standards and regulations compliance.
• Identify and resolve technical or operational issues during onboarding processes.
• Drives adoption and governance of AI-assisted engineering practices to improve code quality and delivery speed.

Skills

Python

JavaScript

Java

JUnit

Maven

Hibernate

Spring Boot

Spring JPA

Spring Batch

Education

Bachelor's Degree in Computer Science or equivalent

Tools

Oracle

MySQL

Job description

J.P. Morgan in London seeks a Lead Software Engineer to design and deliver secure, scalable technology for Markets Technology. You will work in an agile team across front office, operations and tech to shape architecture and drive continuous improvement.

The role requires strong background in Python/Java, Spring stack, and enterprise AI-assisted tooling, with a focus on reliability, performance, and governance in a large corporate environment.