We are searching for world-class technologists to join our team building solutions for the J.P. Morgan Macro e-trading platform, which streams real-time prices and executes client trades across FX, Rates, Commodities, Credit and ETFs.

As a Software Engineer III at JPMorganChase within the Macro e-trading platform team, you serve as a seasoned member of an agile team to design and deliver trusted market-leading technology products in a secure, stable, and scalable way. You are responsible for carrying out critical technology solutions across multiple technical areas within various business functions in support of the firm’s business objectives.

In this role, a candidate will be building the components that underpin the global macro eTrading business working within a team of 20 developers globally and working closely with our trading partners.

These components must be highly available, highly scalable, and operate with the lowest possible latency. The systems handle high volumes of real-time data and require careful tuning for performance. Candidates would be accountable for the overall success of the systems, including design, development, deployment, optimization, and day-to-day operation.

Job Responsibilities

Executes software solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or breakdown technical problems

Design, develop, and maintain electronic trading components.

Use low-level programming techniques to produce highly optimized, low-latency trading software

Leverages enterprise-authorized AI coding assist tools within the work environment to improve code quality, delivery speed, and productivity across complex deliverables (e.g., code generation/refactoring, unit test creation, documentation), while validating outputs through peer review, automated testing, and secure coding standards; contributes learnings and reusable patterns to improve broader team effectiveness.

Applies knowledge of tools within the Software Development Life Cycle toolchain, including enterprise-authorized AI-assisted development and automation capabilities, to improve the value realized by automation.

Produces architecture and design artifacts for complex applications while being accountable for ensuring design constraints are met by software code development

Gathers, analyzes, synthesizes, and develops visualizations and reporting from large, diverse data sets in service of continuous improvement of software applications and systems

Proactively identifies hidden problems and patterns in data and uses these insights to drive improvements to coding hygiene and system architecture

Required qualifications, capabilities, and skills

Formal training or certification on software engineering concepts and advanced applied experience in Java

Hands-on practical experience in system design, application development, testing, and operational stability

Experience in developing, debugging, and maintaining code in a large corporate environment with one or more modern programming languages and database querying languages

Strong Linux/Unix, and knowledge of networking topologies, TCP + UDP

Low latency middleware, for example: Informatica ultra messaging

Knowledge of the FIX protocol (e.g. QuickFIX/J)

Experience with automated testing and CI/CD (e.g. JUnit, Cucumber, Maven, Jenkins)

Hands-on experience using enterprise-authorized AI-assisted software development tools within the work environment (e.g., for coding, test creation, troubleshooting, or documentation) with demonstrated ability to critically evaluate, validate, and refine AI-generated outputs for correctness, performance, and security.

Understanding of responsible AI use in engineering workflows, including data sensitivity considerations, secure handling of inputs/outputs, and adherence to resiliency and security expectations; ability to guide peers on safe and effective usage within team practices.

Overall knowledge of the Software Development Life Cycle

Solid understanding of agile methodologies such as CI/CD, Application Resiliency, and Security

Bachelor's degree in Computer Science, Engineering, Maths, Stats, Physics, or similar experience

Collaborative, detail-oriented and a quick learner; able to analyse and fix problems quickly, both independently and within a global team

Preferred qualifications, capabilities, and skills

Scripting skills, python will be an advantage; kdb+/q or Splunk a plus

Relevant markets experience - FX/Rates eTrading

Software Engineer III - Java E-Trading Developer - London, England, United Kingdom