Software Engineer III Mainframe
Aumni
Software Engineering
Hyderabad, Telangana, India
Posted on Nov 14, 2025
We have an exciting and rewarding opportunity for you to take your software engineering career to the next level.
As a Software Engineer III at JPMorgan Chase within the Card Services, you play a crucial role in an agile team dedicated to enhancing, building, and delivering reliable, market-leading technology products in a secure, stable, and scalable manner. As a key technical contributor, you will be responsible for implementing essential technology solutions across diverse technical domains, supporting various business functions to achieve the firm's objectives.
Job responsibilities
- Develop, test, and deploy backend microservices using Java, Spring Boot, and Python.
- Architect and implement solutions on AWS, utilizing services like ECS, Lambda, S3, and RDS.
- Collaborate with Product, SRE, and Infrastructure teams to deliver robust solutions.
- Refactor/integrate/migrate legacy mainframe components (COBOL, Assembler) as needed.
- Ensure code quality through automated testing, code reviews, and CI/CD practices.
- Maintain API documentation and technical specifications.
- Monitor, troubleshoot, and optimize system performance and reliability.
- Adhere to secure coding standards and compliance requirements (PCI/SOX)
Required qualifications, capabilities, and skills
- Formal training or certification on software engineering concepts and 3+ years applied experience
- Strong AWS cloud skills (IAM, ECS, Lambda, S3, RDS, CloudWatch). Proficiency in Java (8+), Spring Boot, Python (3.x).
- Hands-on practical experience in system design, application development, testing, and operational stability
- Proven experience as a Mainframe Developer with expertise in COBOL, JCL, VSAM, DB2, CICS,MQ, and SQL
- In-depth knowledge of Payment Processing software, including TS2 Architecture and TS2 Options, with hands-on experience in a wide range of cardholder functionalities such as new credit card account setup, application processing, transaction posting, account cycling, statement generation, pricing, change-in-terms, and collections management.
- Experience with ChangeMan or similar version control tools. Knowledge of SQL/NoSQL databases and caching solutions.
- Familiarity with CI/CD tools (Jenkins, Spinnaker, Terraform).
- Understanding of secure coding, logging, and monitoring best practices.
- Exposure to Mainframe technologies (COBOL, Assembler) is an advantage.
- Experience with containerization (Docker, Kubernetes) is a plus. Demonstrated test coverage and code quality in previous roles.
- Proven track record of successful cloud deployments and system uptime. Evidence of compliance with security and regulatory standards. Agile/Scrum methodology experience and Excellent communication and documentation skills.
Design and deliver market-leading technology products in a secure and scalable way as a seasoned member of an agile team