Senior Mainframe,.NET Developer

Must Have Technical/Functional Skills

Primary Skill: Senior Mainframe,.NET Developer

Secondary: JIRA, Jenkins, Github.

Experience: Minimum 7 years

Roles & Responsibilities

Senior Mainframe Developer – COBOL, DB2, CICS with .NET Experience

We are seeking a highly skilled Mainframe Developer with strong expertise in COBOL, DB2, CICS, JCL, VSAM, and working knowledge of .NET technologies. The ideal candidate will be responsible for maintaining, enhancing, and modernizing critical enterprise applications while supporting integration between Mainframe and distributed .NET platforms.

Experience in Mainframe modernization programs, Knowledge of Micro Focus COBOL or IBM z/OS Connect.

understanding of DevOps, CI/CD, and Git.

Key Responsibilities

· Analyze, design, develop, test, and support Mainframe applications.

· Develop and maintain applications using COBOL, DB2, CICS, JCL, VSAM, and IMS.

· Perform production support, incident resolution, and root cause analysis.

· Create and optimize DB2 queries, stored procedures, and database performance.

· Design and implement interfaces between Mainframe and .NET applications.

· Participate in application modernization and migration initiatives.

· Collaborate with business analysts, architects, and cross-functional teams.

· Conduct code reviews and ensure adherence to development standards.

· Prepare technical specifications, design documents, and operational procedures.

· Support regulatory, compliance, and audit requirements in enterprise environments.

Required Skills

Mainframe Technologies COBOL/ DB2 / CICS /JCL /VSAM / IBM Utilities

.NET Technologies : C# /ASP.NET, .NET Framework / Web API Services / SQL Server

TCS Employee Benefits Summary:

Discretionary Annual Incentive.

Comprehensive Medical Coverage: Medical & Health, Dental & Vision, Disability Planning & Insurance, Pet Insurance Plans.

Family Support: Maternal & Parental Leaves.

Insurance Options: Auto & Home Insurance, Identity Theft Protection.

Convenience & Professional Growth: Commuter Benefits & Certification & Training Reimbursement.

Time Off: Vacation, Time Off, Sick Leave & Holidays.

Legal & Financial Assistance: Legal Assistance, 401K Plan, Performance Bonus, College Fund, Student Loan Refinancing.

Salary Range: $95,000 - 110,000 a year

Role: Engineer

Desired skills: .NET | Jenkins | Mainframe

Qualifications: BACHELOR OF COMPUTER SCIENCE

• Experience: 7 - 12 Years

• Job function: TECHNOLOGY

• Location: Plano, TX

Salary range: $95,000–$110,000

Apply by: 2026-09-21 00:00:00