Senior Mainframe Engineer, COBOL, DB2, VSAM

skillventory - A Leading Talent Research Firm

Senior Software Engineer developing client-specific enhancements on legacy mainframe applications for Stock Plan Services. Collaborating with cross-functional IT and business teams to deliver solutions.

Posted 6/2/2026full-timeWestlake • New Hampshire, Rhode Island, Texas • 🇺🇸 United StatesSeniorWebsite

Tech Stack

Tools & technologies

ETLInformaticaJavaPython

About the role

Key responsibilities & impact

Use business and technical knowledge to translate vision for divisional initiatives into business solutions
Developing complex stock plan services software applications on a mainframe platform running under a Z/OS environment
Collaborating with multiple layers of management to develop solutions, improve capabilities throughout the organization
Leading agile teams in requirements gathering, development, and end-to-end testing
Developing applications on complex projects, components, and subsystems for the division
Providing on-site and on-call support as needed and acting as a subject matter expert

Requirements

What you’ll need

Bachelor’s degree (or foreign education equivalent) in Computer Science, Engineering, Information Technology, Information Systems, Mathematics, Physics, or a closely related field and five or more (5+) years of experience in the job offered
five or more (5+) years of experience as a technical lead in mainframe brokerage or stock plan services systems and application development
Alternatively, Master’s degree (or foreign education equivalent) in Computer Science, Engineering, Information Technology, Information Systems, Mathematics, Physics, or a closely related field and three (3) years of experience in the job offered
three (3) years of experience as a technical lead in mainframe brokerage and stock plan services systems and application development
While not required, knowledge of ETL, Informatica, Java, Python, or other distributed languages is a plus

Benefits

Comp & perks

Professional development opportunities
Flexible working hours

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

mainframe developmentZ/OSapplication developmentrequirements gatheringend-to-end testingETLInformaticaJavaPythontechnical lead

Soft Skills

collaborationleadershipcommunicationproblem-solvingorganizational skills

Certifications

Bachelor's degreeMaster's degree