Mainframe Developer- W2 Only

Title: Mainframe Developer

Location: New York City, NY or Pittsburgh, PA (Hybrid – 4 Days Onsite, Local to PA or NY)

Duration: 12 Months Contract.

Interview Mode : Phone + Video

Job Description

Must-Have Skills

• 9+ years Mainframe Development
• COBOL
• CICS
• DB2
• Financial Services experience
• Mainframe Modernization
• Java Integration

We are seeking an experienced Mainframe Developer to support the modernization of enterprise applications within a leading Financial Services organization. The ideal candidate will have extensive experience developing and maintaining IBM Mainframe applications while helping bridge legacy systems with modern Java and AI technologies.

The successful candidate will work closely with cross-functional teams to enhance mission-critical applications, support enterprise integration initiatives, and contribute to ongoing modernization efforts.

Key Responsibilities

• Modernize existing enterprise mainframe applications.
• Develop, enhance, and maintain COBOL, CICS, and DB2 applications.
• Support Java and AI integration initiatives with legacy systems.
• Analyze business requirements and translate them into technical solutions.
• Develop, test, debug, and deploy application enhancements.
• Perform production support and troubleshoot application issues.
• Optimize application performance and database queries.
• Collaborate with architects, business analysts, and development teams.
• Maintain technical documentation and follow SDLC best practices.
• Work within a Financial Services/Capital Markets environment supporting business-critical applications.

Required Skills

• 9+ years of Mainframe Development experience.
• Strong hands-on experience with:
• COBOL
• CICS
• DB2
• Experience with IBM z/OS environment.
• Strong SQL and database development skills.
• Experience with application modernization initiatives.
• Experience integrating legacy mainframe systems with Java applications.
• Exposure to AI-enabled solutions or enterprise integration is highly preferred.
• Excellent troubleshooting and analytical skills.
• Strong verbal and written communication skills.

Preferred:

• JCL
• VSAM
• TSO/ISPF
• Endevor or Changeman
• REST/API Integration
• Java Development
• Enterprise Application Integration
• Agile/Scrum methodology

Domain Experience

• Capital Markets

Education

Bachelor’s Degree in Computer Science, Information Technology, Engineering, or a related field (or equivalent experience).