Senior COBOL and .NET Developer

Job Title: Senior COBOL and .NET Developer

Job Type: C2C / Full Time

Job Location: New Jersey, United States

Job Description:

We are seeking an experienced COBOL and .NET Developer with a strong background in COBOL development and migration projects. The ideal candidate will have over 5 years of experience working with legacy COBOL applications and modern .NET technologies to support a critical migration project. This role involves analysing existing COBOL applications, assisting in migration strategies, and developing solutions in .NET to ensure a seamless transition.

Key Responsibilities:

• Analyze, modify, and maintain existing COBOL applications running on mainframe or AS/400 environments.
• Collaborate with business analysts, architects, and stakeholders to define migration strategies and requirements.
• Design and implement migration solutions from COBOL-based applications to .NET frameworks.
• Develop and optimize COBOL programs for performance and maintainability.
• Convert legacy business logic into .NET-based solutions, ensuring data integrity and functionality parity.
• Work with database teams to migrate DB2, VSAM, or other COBOL-related databases to SQL Server or other modern RDBMS.
• Conduct thorough testing and debugging of migrated applications to ensure quality and reliability.
• Provide technical support and troubleshooting for both legacy and modernized applications.
• Create documentation for legacy and migrated applications, ensuring knowledge transfer and maintainability.
• Work in an Agile environment and participate in sprint planning, standups, and retrospectives.

Required Skills & Qualifications:

• 7+ years of COBOL development experience in mainframe (IBM Z/OS, AS/400) or Micro Focus environments.
• Strong understanding of COBOL batch and online processing, JCL, CICS, and DB2 or VSAM.
• Experience with .NET technologies (C#, ASP.NET, .NET Core) and familiarity with object-oriented programming.
• Knowledge of migration strategies from legacy systems to modern platforms.
• Experience working with databases such as SQL Server, DB2, and Oracle.
• Strong problem-solving skills and ability to work independently or collaboratively in a team setting.
• Understanding of software development lifecycle (SDLC) and Agile methodologies.
• Excellent communication skills to interact with business users and technical teams.

Preferred Qualifications:

• Experience with middleware tools for migration, such as Micro Focus COBOL, TIBCO, or MuleSoft.
• Knowledge of cloud-based migration solutions (Azure, AWS, or Google Cloud).
• Experience in API development and integration.
• Familiarity with DevOps tools such as Jenkins, Git, and Docker.