Senior Mainframe Application Developer

Ampcus, Inc; New York (NY); Remote; USD 120,000 - 160,000; Full time

Job summary

Ampcus Inc. is hiring a Senior Mainframe Application Developer to maintain and enhance critical mainframe applications from a remote-friendly New York location.

You will design, develop and optimize mainframe solutions using COBOL, DB2, JCL, and related tools while coordinating with partners and teams. The role demands 7+ years of senior-level mainframe experience, strong problem-solving skills, and the ability to work autonomously in a remote setting.

Qualifications

• 7+ years of senior-level experience in mainframe application development.
• Strong COBOL expertise and mainframe tooling knowledge (JCL/VSAM/TSO).
• Experience integrating mainframe systems with modern applications and debugging complex production issues.

Responsibilities

• Design, develop, and maintain mainframe applications using COBOL and Core Mainframe technologies.
• Manage and optimize DB2 databases and SAM-related tasks.
• Integrate mainframe systems with modern applications using Java.
• Troubleshoot complex technical issues and provide senior-level production support.
• Proactively identify areas for system improvement and optimization.

Skills

Mainframe development

COBOL

Java integration

DB2

Remote work

Tools

JCL

VSAM

TSO/ISPF

Job description

Ampcus Inc. is a certified global provider of a broad range of Technology and Business consulting services. We are in search of a highly motivated candidate to join our talented Team.

Job Title: Senior Mainframe Application Developer

Location(s): New York City, NY (Remote)

Job Summary

We are seeking a highly skilled and proactive Senior Mainframe Application Developer to join our team. In this role, you will be responsible for maintaining and enhancing critical mainframe applications. We are looking for a self-starter who can hit the ground running, work independently, and drive results without constant supervision.

This position offers the opportunity to work with a dynamic team while collaborating with major technology partners.

Key Responsibilities

• Design, develop, and maintain applications using COBOL and Core Mainframe technologies.
• Manage and optimize DB2 databases and perform SAM (Systems Asset Management/Storage Access Method) related tasks.
• Integrate mainframe systems with modern applications using Java.
• Troubleshoot complex technical issues and provide senior-level support for production environments.
• Proactively identify areas for system improvement and optimization.

Required Skills & Qualifications

Experience:

• Senior-level experience, typically 7+ years, in Mainframe Application Development.

Technical Stack

• Core Mainframe: JCL, VSAM, TSO/ISPF.
• Languages: COBOL (Expert level).
• Database: DB2 (Strong proficiency).
• Other: SAM, Java, and other relevant mainframe tools.

Soft Skills

• Self-Driven: Ability to work autonomously and manage time effectively in a remote setting.
• Proactive: Must anticipate issues and suggest solutions rather than just reacting to tickets.
• Communication: Strong verbal and written communication skills.

Preferred Qualifications

• Experience working in large-scale enterprise environments.
• Prior experience collaborating with or working alongside IBM resources.

Ampcus is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, protected veterans or individuals with disabilities.