Backend Engineer III – Java/Spring/AWS

JPMorganChase; New York (NY); On-site; USD 120,000 - 180,000; Full time

Job summary

JPMorganChase is seeking a Software Engineer III to join the Business Banking, Business Access and Tools division. You will contribute as a senior member of an agile team, designing and delivering trusted financial technology products in a secure, scalable manner.

You’ll own backend services, microservices, and cloud infrastructure across multiple business functions. The role emphasizes building resilient systems, operating in production, and applying 12-factor cloud-native practices.

Qualifications

• Formal training or certification on software engineering concepts and 3+ years applied experience.
• Hands-on experience in system design, application development, testing, and operational stability in production environments.
• Backend experience with Java 21, Spring Boot, and Spring Cloud; building microservices with service discovery, configuration, and resiliency patterns.
• Front-end experience with TypeScript and JavaScript, delivering end-to-end functionality across UI and APIs.
• AWS cloud and infrastructure experience using Infrastructure as Code (IaC), including Lambda, S3, and Kafka-based integrations.
• Experience applying reactive programming paradigms for high-performance, resilient systems.
• Strong cloud-native engineering practices, including applying 12-factor app principles.
• Performance and load testing experience using JMeter or BlazeMeter, with results-driven tuning and optimization.
• CI/CD pipeline and release automation experience with tools such as Jules and Spinnaker.
• Observability and operational troubleshooting experience using Splunk and Dynatrace.
• Data layer experience across Cassandra, DynamoDB, PostgreSQL, and caching solutions such as ElastiCache, plus familiarity with enterprise-authorized AI-assisted development tools and responsible AI usage in engineering workflows.

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 backend services, agentic workflows using TypeScript and APIs using Java, and Spring Boot
• Implement micro-services architecture leveraging Spring Cloud for service discovery, configuration, and resilience
• Containerize and deploy applications on AWS using services such as ECS, EKS, Lambda, or EC2.
• Implement and maintain AWS infrastructure using Infrastructure as Code (IaC)
• Implements reactive programming paradigms for high-performance systems
• Apply 12-factor app principles and best practices for cloud-native development
• Design and execute performance and load tests using JMeter or Blazemeter

Skills

Java

Spring Boot

Spring Cloud

TypeScript

JavaScript

AWS

IaC

Reactive programming

12-factor app

CI/CD

JMeter/Blazemeter

Observability tooling

Tools

Spinnaker

Jules

Job description

JPMorganChase is seeking a Software Engineer III to join the Business Banking, Business Access and Tools division. You will contribute as a senior member of an agile team, designing and delivering trusted financial technology products in a secure, scalable manner.

You’ll own backend services, microservices, and cloud infrastructure across multiple business functions. The role emphasizes building resilient systems, operating in production, and applying 12-factor cloud-native practices.