✦ Luna Orbit — Software Engineering

Gen AI Software Engineer - Vice President

at Citi

📍 Jacksonville, FL, US Onsite 💰 $125K – $188K USD / year Posted March 26, 2026
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Position Details

Salary $125K – $188K USD / year
Type Full-Time
Experience senior
Exp. Years 5+ years
Education Bachelor’s degree in computer science, Information Systems, or the equivalent
Category Software Engineering

About this role

This role involves developing and maintaining mainframe applications using COBOL and related technologies, supporting banking systems, and ensuring system stability and compliance.

Key Responsibilities

  • Modify COBOL programs
  • Support mainframe applications
  • Collaborate across teams
  • Ensure system reliability
  • Maintain legacy systems

Technical Overview

The technical environment includes COBOL, CICS, JCL, IDz, ISPW, REXX, TSO on z/OS mainframe systems, focusing on legacy application development and support.

Ideal Candidate

The ideal candidate is a senior COBOL developer with at least 5 years of experience in mainframe application development, proficient in COBOL, CICS, JCL, and familiar with z/OS environments, capable of supporting legacy banking systems.

Must-Have Skills

COBOLCICSJCLIDzISPWREXXTSO

Nice-to-Have Skills

JavaAssemblerC

Tools & Platforms

z/OSMainframeJCLIDzISPWREXXTSO

Required Skills

COBOLCICSJCLIDzISPWREXXTSOJavaAssemblerC

Hard Skills

COBOLCICSJCLIDzISPWREXXTSOJavaAssemblerC

Soft Skills

analytical skillsdecision-makingproblem-solvingcommunicationindependent workleadershipcollaboration

Industry & Role

Industry Banking/Financial Services
Job Function Mainframe developer supporting banking applications
Role Subtype System Administration
Tech Domains Mainframe, z/OS, JCL, COBOL, CICS, TSO

Clearance & Visa

Clearance Required None
Visa Sponsorship No

Keywords for Your Resume

COBOLCICSJCLIDzISPWREXXTSOMainframez/OSApplication DevelopmentBatch ProcessingCICS programmingMainframe programmingLegacy systemsSoftware developmentTechnical supportMainframe applicationsApplication development

Deal Breakers

Lack of COBOL or mainframe experience, No experience with CICS or JCL, Role requires onsite presence, No background in legacy banking systems

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