Software Engineer III - Python, React

At JP Morgan Chase, we understand that customers seek exceptional value and a seamless experience from a trusted financial institution. That's why we launched Chase UK to transform digital banking with intuitive and enjoyable customer journeys. With a strong foundation of trust established by millions of customers in the US, we have been rapidly expanding our presence in the UK and soon across Europe. We have been building the bank of the future from the ground up, offering you the chance to join us and make a significant impact.

As aSoftware Engineer IIIat JPMorgan Chase within theInternational Consumer Bank,you will be a seasoned member of an agile team buildingdata and analytics products, delivering secure, stable, and scalable solutions. You will work closely with data engineering and analytics partners to develop user-facing experiences and backend services that enable trusted data collection, processing, access, and insights.Youare responsible fordeveloping, testing, andmaintainingcritical application and architectures across multiple technical areas within various business functions in support of the firm's businessobjectives.

Job responsibilities

• Design, build, test, deploy, andmaintainfull stack applications supporting adata & analytics product, with strong focus on operational stability and resiliency.
• Develop and maintainmicroservices and event-driven architectures, including RESTful APIs and integration patterns for data workflows.
• Build modern, responsive UIs usingReact(and TypeScript where applicable) for data-heavy user experiences.
• Partner closely with data engineers/analytics teams to integrate datasets into analytics platforms and enforce requirements fordata accuracy, completeness, and timeliness.
• Apply strong SDLC discipline across requirements, design, development, testing, deployment, release, and support using agile practices and CI/CD.
• Implement solutions on cloud platforms (preferablyAWS) using services such asS3, EKS, IAM, Aurora Postgres, Lambda, and container-based runtime environments.
• Contribute to process automation and continuous improvement-identifygaps, implement reusable frameworks, and raise engineering quality through testing and observability.

Required qualifications, capabilities, and skills

• 3+ yearsof software development experience.
• Advanced hands-on development experience inPythonandReact(or equivalent modern languages/frameworks), including debugging andmaintainingcode in a large corporate environment.
• Strong knowledge ofSDLCand agile practices, includingCI/CD, application resiliency, and security.
• Hands-on experience withmicroservicesandevent-driven architecture.
• Experience with container technologies such asKubernetes, ECS, or Cloud Foundry.
• Strong working knowledge ofRESTful APIs, and practical experience in system design and application development/testing/operational stability.
• Strong Python ecosystem experience (e.g.,NumPy, Pandas, Spark) and solid SQL skills for composing complex queries.
• Ability to tackle design and functionality problems independently with little to no oversight.
• Bachelor's degree (Computer Science, Engineering, Information Systems, or related) or equivalent practical experience.

Preferred qualifications, capabilities, and skills

• Experience withTypeScriptand modern React development practices.
• Exposure to AWS services includingS3, EKS, IAM, Aurora Postgres, Lambdaand large-scale system architecture and design.
• Familiarity withNoSQLas well as RDBMS concepts (SQL/NoSQL).
• Understanding of distributed systems, data streaming, and scalable processing frameworks (e.g.,Kafka, Spark Structured Streaming, Flink, Beam).
• Experience with Infrastructure-as-Code (ideallyTerraform) for cloud-based infrastructure.
• Strong testing mindset: unit tests (mocking frameworks) plus automated component/integration/end-to-end testing.
• Understanding of security frameworks/standards and privacy principles.