Software Engineer III - Java & React
Aumni
Software Engineering
bournemouth, uk
Posted on Jan 20, 2026
As a Java Software Engineer III at JPMorgan Chase within our Test Engineering Services team, you’ll bring techno-functional expertise to deliver data-led, end-to-end automated testing for our Custody business.. You’ll work on high-impact platforms, ensuring data integrity, performance, and presentation quality across continuous delivery and quarterly release cycles. This is an exciting and rewarding opportunity to elevate your engineering career while building solutions that power global markets.
Job Responsibilities:
- Execute software solutions across design, development, automated testing, and technical troubleshooting—bringing creative thinking to build solutions and break down complex problems.
- Lead data-led testing initiatives for Custody, performing end-to-end Functional, Regression, and Data testing.
- Gather, analyze, synthesize, and visualize large, diverse datasets to drive continuous improvement of applications and systems.
- Design, build, and maintain in-house testing products and automation frameworks in Java and related technologies.
- Schedule and execute daily regression cycles, including non-functional regression for resiliency and performance.
- Partner closely with product, operations, and engineering to validate business functionality across trade processing and corporate actions.
Required qualifications, capabilities, and skills
- Strong domain knowledge in Securities Processing for Trade Processing or Corporate Actions.
- Experience with SWIFT and XML message formats used in securities operations.
- Proven ability to automate end-to-end test requirements using Java and related technologies.
- Hands-on experience in system design, application development, automated testing, and operational stability in a large-scale environment.
- Proficiency developing, debugging, and maintaining code using modern programming languages and database querying languages.
- Server-side expertise in Core Java; familiarity with XML, JSON, Spring Framework; exposure to Python frameworks such as Flask and Django.
- Experience building web applications and REST APIs.
- Database experience with relational systems (Oracle, PostgreSQL)
- Working knowledge of version control (Git), CI/CD tools (e.g., Jenkins), and test automation tools (Selenium, Cucumber).
- Working experience with cloud-native platforms such as AWS, Kubernetes, or private cloud environments (e.g., Pivotal).
Preferred qualifications, capabilities, and skills
- Familiarity with modern front-end technologies (e.g., ReactJS).
- Preferably experience with non-relational stores (MongoDB, Cassandra).
- Exposure to cloud technologies; AWS preferred—including services such as SageMaker and Glue.
- Strong understanding of data analytics and deep learning concepts.
- Awareness of industry-wide technology trends and best practices; ability to collaborate in large, cross-functional teams.
- Passion for building an innovative culture and developing emerging skills in areas such as cloud, artificial intelligence, machine learning, and mobile.
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.
Java Software Engineer III driving data-led automated testing for Securities Services Technology.