Software Engineer III - Java

Fairygodboss; Glasgow; On-site; GBP 65,000 - 90,000; Full time

Job summary

J.P. Morgan is seeking a Java Software Engineer for the Payments Developer Portal team in the UK.

You will design, develop, and maintain backend services powering the public-facing portal, collaborating across product and technical teams to deliver customer-facing capabilities and internal enablement. You will contribute to platform security, resiliency, and developer self-service while embracing modern engineering practices and enterprise AI-assisted tooling to improve code quality and delivery

Qualifications

• Proficient in modern Java (11/17+).
• Experience with Spring Boot and REST services.
• Designs secure, scalable APIs and data handling.

Responsibilities

• Collaborate with product partners and engineers to deliver customer-facing capabilities.
• Develop and maintain secure Java services and APIs.
• Drive API design, versioning, and resiliency in production systems.
• Build services for portal experiences like discovery, onboarding, analytics, and self-service.
• Advocate security best practices and secure coding.

Skills

Java 11/17+

Spring Boot

REST APIs

Security best practices

Unit testing

CI/CD

Agile

SQL

AI-assisted tooling

Code review

Tools

Docker

Kubernetes

Terraform

OpenTelemetry

Job description

Introductory Marketing Language:

Join us to shape the future of payments technology through innovative backend development. You'll have the opportunity to make a real impact, grow your career, and collaborate with a diverse, inclusive team. We value your expertise and encourage you to bring your ideas to the table. Experience a culture that supports your development and celebrates your contributions. Together, we're building solutions that empower both our customers and our developers.

Job Summary:

As a Java Software Engineer in the Payments Developer Portal team, you will design, develop, and maintain backend services that power our public-facing web portal. You will work closely with product partners and technical teams to deliver customer-facing capabilities and internal enablement. Your contributions will drive business impact, enhance platform security and resiliency, and support developer self-service. You will help foster a culture of diversity, equity, inclusion, and respect while advancing modern engineering practices.

Job Responsibilities:

• Collaborate with technical teams, product partners, and stakeholders to deliver customer-facing capabilities and internal enablement
• Design, develop, and maintain secure, high-quality production Java services (APIs and supporting components), reviewing and debugging code
• Contribute to decisions influencing product design, API design, application functionality, and technical operations
• Build and integrate services supporting portal experiences such as API discovery, documentation delivery, onboarding flows, entitlements, analytics, and developer self-service
• Implement and advocate for security best practices, including secure coding, secrets handling, authentication/authorization, and data protection
• Participate in agile ceremonies and promote modern engineering practices (CI/CD, automated testing, trunk-based development, resiliency patterns)
• Add to the team culture of diversity, equity, inclusion, and respect
• Leverage enterprise-authorized AI coding assist tools within the work environment to improve code quality, delivery speed, and productivity (e.g., code generation/refactoring, unit test creation, documentation), while validating outputs through peer review, automated testing, and secure coding standards
• Apply 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

Required Qualifications, Capabilities, and Skills:

• Strong proficiency with modern Java (e.g., Java 11/17+), concurrency fundamentals, and performance-aware coding
• Experience building services with Spring / Spring Boot, including dependency injection, configuration, and REST services
• Strong experience designing and implementing RESTful APIs, schema/versioning practices, and contract-first or OpenAPI-driven development
• Hands-on experience with secure coding and safe data handling
• Unit/integration testing (e.g., JUnit, Mockito) and ability to build effective automated test coverage
• Experience interacting with downstream services, troubleshooting integration issues, and designing for resiliency (timeouts, retries, circuit breakers)
• Practical experience with relational databases and SQL; familiarity with caching patterns is a plus
• Exposure to agile methodologies, CI/CD pipelines, and production support practices (monitoring, on-call readiness, post-incident reviews)
• Strong communication skills and ability to collaborate across functions
• Hands‑on experience using enterprise‑authorized AI‑assisted software development tools within the work environment (e.g., for coding, testing, troubleshooting, or documentation) with demonstrated ability to critically evaluate and validate AI‑generated outputs
• Understanding of responsible AI use in engineering workflows, including data sensitivity considerations, secure handling of inputs/outputs, and adherence to resiliency and security expectations

Preferred Qualifications, Capabilities, and Skills:

• Experience with AWS services relevant to backend platforms (e.g., IAM, ECS/EKS, EC2, S3, RDS/Aurora, CloudWatch, API Gateway, Lambda)
• Familiarity with microservices, service decomposition, event-driven patterns, and domain-driven design
• Experience with containerization and orchestration tools such as Docker and Kubernetes
• Understanding of Infrastructure as Code tools (e.g., Terraform) and environment provisioning
• Experience with observability tools and concepts (logging, metrics, tracing, OpenTelemetry)
• Exposure to integrating AI capabilities (semantic search, retrieval-based Q&A, content summarization) with attention to quality, privacy, and governance
• Understanding of modern application infrastructure design and non-functional requirements (security, scalability, availability)
• Familiarity with caching technologies (e.g., Redis or in-memory caching patterns)

Why Join Us?

If you're ready to make an impact and grow your career in a collaborative, innovative environment, we invite you to join us and help shape the future of payments technology.

ABOUT US

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.

ABOUT THE TEAM

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.