Software Engineer III - Java E-Trading Developer

Aumni; Greater London; On-site; GBP 90,000 - 140,000; Full time

Job summary

J.P. Morgan is seeking a Software Engineer III for the Macro eTrading team in London. You will design and deliver real-time, low-latency trading components and support scalable systems across FX, Rates, Commodities, Credit and ETFs.

You will work with 20 developers globally, using enterprise AI tooling to accelerate coding, testing, and documentation. The role emphasizes secure, resilient software, performance tuning, and collaboration with trading partners to ensure highly available platforms.

Qualifications

• 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.
• Hands-on experience using enterprise-authorized AI-assisted software development tools with demonstrated ability to evaluate, validate, and refine AI outputs.

Responsibilities

• Executes software solutions, design, development, and technical troubleshooting with ability to think beyond routine 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 tools to improve code quality, speed, and productivity, with peer review and secure coding standards.
• Applies knowledge of SDLC tools to improve automation and value realization.
• Produces architecture and design artifacts for complex applications and ensures design constraints are met by code.
• Gathers, analyzes, and visualizes data from large datasets to improve software systems.
• Proactively identifies hidden problems in data to drive coding hygiene and architecture improvements.

Skills

Java

System design

Distributed systems

Low-latency trading

CI/CD

AI-assisted development tools

Team collaboration

Security & resiliency

Networking (TCP/UDP)

Linux/Unix

Education

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

Tools

Informatica Ultra Messaging

Jenkins

Maven

JUnit

Cucumber

QuickFIX/J

Job description

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

J.P. Morgan is a global leader in financial services, providing strategic advice and products to the world’s most prominent corporations, governments, wealthy individuals and institutional investors. Our first-class business in a first-class way approach to serving clients drives everything we do. We strive to build trusted, long-term partnerships to help our clients achieve their business objectives.

We recognize that our people are our strength and the diverse talents they bring to our global workforce are directly linked to our success. We are an equal opportunity employer and place a high value on diversity and inclusion at our company. We do not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. We also make reasonable accommodations for applicants’ and employees’ religious practices and beliefs, as well as mental health or physical disability needs. Visit our FAQs for more information about requesting an accommodation.

J.P. Morgan’s Commercial & Investment Bank is a global leader across banking, markets, securities services and payments. Corporations, governments and institutions throughout the world entrust us with their business in more than 100 countries. The Commercial & Investment Bank provides strategic advice, raises capital, manages risk and extends liquidity in markets around the world.

Software Engineer III - Macro eTrading