Mainframe Software Development Engineer

FiservBerkeley Heights, NJ
$128,000 - $216,000

About The Position

A successful Mainframe Software Development Engineer at Fiserv designs, develops and maintains high-quality software applications that support business goals and client needs. They work across teams to turn business requirements into technical solutions, while ensuring application performance, reliability and architectural alignment. They also strengthen team delivery by maintaining existing applications, supporting defect analysis and mentoring developers through peer reviews and technical guidance.

Requirements

  • 5+ years of experience with COBOL, DB2, BMS Maps, VSAM, JCL and IBM Utilities.
  • 5+ years of experience with IBM Mainframes and the TSO/ISPF development environment.
  • 5+ years of experience with Endevor or a similar source control application.
  • 5+ years of experience in software design principles and software architecture.

Nice To Haves

  • 2+ years of experience with PEP+ Mainframe ACH Software.
  • 1+ year of experience with Agile or Kanban development methodologies and JIRA.
  • 1+ year of experience with IBM DEBUG, File Manager, CLIST or REXX in high-volume transaction processing or financial services environments

Responsibilities

  • Lead the design, development and implementation of mainframe software applications that support business goals and client needs.
  • Collaborate with architects, team leads, business analysts and cross-functional partners to gather requirements, translate them into technical specifications and validate design understanding.
  • Develop, code, test and debug applications that meet design and architectural requirements, support system testing and ensure reliable performance.
  • Enhance and maintain existing application software, assess the impact of changes across the application, lead peer reviews and provide ongoing support for internally developed applications.
  • Communicate development status regularly, mentor junior developers and assist the production support team with defect analysis.

Benefits

  • annual incentive opportunity which may be delivered as a mix of cash bonus and equity awards
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service