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Software Engineer II- Mainframe Developer

Truist
United Statesfull_timeVerifiedPosted 5 Nov 2025

About the role

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Regular or Temporary:

Regular

Language Fluency:  English (Required)

Work Shift:

1st shift (United States of America)

Please review the following job description:

team, responsible for supporting and enhancing core systems that handle high-volume transactional data. In this role, you will design, develop, maintain, and enhance mainframe applications utilizing technologies such as JCL, COBOL, VSAM, EZTRIEVE, File Manager, and IBM IDz (including zConnect). The ideal candidate will have strong experience in COBOL development, and a solid understanding of mainframe batch processing. This role is critical to ensuring the reliability and performance of systems that support key business operations and will involve close collaboration with Product Owners in an Agile development environment.

ESSENTIAL DUTIES AND RESPONSIBILITIES
Following is a summary of the essential functions for this job.  Other duties may be performed, both major and minor, which are not mentioned below.  Specific activities may change from time to time.

  • Design, code, test, and debug mainframe applications using COBOL, JCL, VSAM, and related technologies 

  • Enhance and maintain existing applications to meet evolving business requirements. 

  • Implement and maintain integrations between mainframe applications and distributed systems, including through zConnect. 

  • Analyze and improve program performance and system efficiency. 

  • Conduct root cause analysis for performance issues and apply corrective measures. 

  • Contribute to the refinement of CI/CD pipelines for mainframe environments. 

  • Write and execute unit tests to ensure code quality and reliability. 

  • Participate in code reviews and enforce best practices in coding standards. 

  • Ensure applications meet financial industry regulatory requirements and security standards. 

  • Maintain audit trails and support compliance documentation. 

  • Partner with product owners, business analysts, and other developers to gather requirements and deliver solutions. 

  • Communicate technical concepts clearly to both technical and non-technical stakeholders. 

QUALIFICATIONS
Required Qualifications

The requirements listed below are representative of the knowledge, skill and/or ability required.  Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
1. Bachelor’s Degree and four to seven years of experience or equivalent education and software engineering training or experience
2. In-depth knowledge in information systems and ability to identify, apply, and implement IT best practices
3. Understanding of key business processes and competitive strategies related to the IT function
4. Ability to plan and manage projects and solve complex problems by applying best practices
5. Ability to provide direction and mentor less experienced teammates. Abili

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Company

Truist

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