Mainframe Developer

Abacus Staffing & Services • SQL • COBOL • 2 months ago
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Salary
≈ $23k – $61k per year (Estimated)
Location
In office (Chennai)
Seniority
Staff · 8+ years exp

First seen by Alion on Jul 31, 2026.

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Abacus Staffing & Services

abacusservice.in • Bengaluru • Hyderabad • Chennai • Delhi • Noida
Tech stack of Abacus Staffing & Services

Job Summary :

We are seeking an experienced Mainframe Developer with strong expertise in COBOL, JCL, DB2, and hands-on experience in the Cards & Payments domain. The ideal candidate should have experience in developing, enhancing, and supporting mission-critical mainframe applications, with a strong understanding of payment processing, card lifecycle management, and transaction systems.

Key Responsibilities :

- Develop, maintain, and enhance Mainframe applications using COBOL, JCL, DB2, and CICS.

- Analyze business requirements and provide technical solutions for Cards & Payments applications.

- Design, code, test, debug, and implement high-quality software solutions.

- Develop and optimize SQL queries and DB2 database objects.

- Perform impact analysis and support production releases.

- Investigate and resolve production incidents within SLA timelines.

- Participate in system integration, unit testing, and user acceptance testing.

- Collaborate with business analysts, QA teams, and cross-functional stakeholders.

- Prepare technical documentation and support knowledge transfer activities.

- Ensure compliance with coding standards and best development practices.

Required Technical Skills :

- Strong hands-on experience in COBOL

- Good knowledge of JCL

- Strong experience with DB2

- Experience with CICS

- VSAM knowledge is an added advantage

- Good understanding of File Handling and Batch Processing

- Strong SQL and performance tuning skills

- Experience with Endevor, Changeman, or other version control tools

- Exposure to scheduling tools such as CA7 or Control-M is preferred

Domain Experience :

- Mandatory experience in Cards & Payments domain.

- Good understanding of :

1. Credit Card and Debit Card processing

2. Authorization and Clearing

3. Settlement and Reconciliation

4. Card Issuing and Acquiring

5. Transaction Processing

6. Chargebacks and Disputes

7. Card Lifecycle Management

8. Payment Networks (Visa, Mastercard, RuPay, etc.)

Skills

Mainframe, COBOL, JCL, DB2, CICS, VSAM, Mainframe Console, System Integration, Payment System

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