Description

Education Qualification: BE – Information Science or Computer Science or Electronics & Communications

Position Description:

We are looking for a highly experienced Mainframe SME with strong expertise in Ratabase-based applications, integration, and modernization initiatives. The role involves end-to-end ownership of multiple business-critical applications across Mainframe (z/OS) and AS400 platforms within a complex, high-scale environment.

We have an open requirement for a Senior Mainframe Developer/Lead (8+ years) to manage and support multiple Mainframe applications end to end, including development, integration, deployment, and production support.
 
Required skills: CICS, COBOL, JCL, DB2, IMS, C/C++, REXX, with strong experience in batch/online processing, REST/JSON integrations, and cross platform systems (AS400).

 
Key Responsibilities

. Own and manage 22+ Mainframe applications end to end, including interdependencies, shared components, and coordinated release cycles
. Handle complete lifecycle: Design, development, database setup, build, testing, documentation, deployment, and production support
. Develop and maintain Ratabase based applications including utilities and multiple application variants across architectures:
. Design and implement integration solutions between Mainframe and external systems using service based approaches (REST/JSON)
. Work on modernization initiatives to improve efficiency and reduce manual processes
. Support cross platform integration involving AS400 and distributed systems

 
Technical Skills Must Required

. Strong expertise in CICS, COBOL, JCL, DB2, IMS, C&C++, VSAM, REXX, CL, RPG
. Experience in handling batch and online transaction processing systems, should be able to handle multiple CICS applications.
. Good understanding of REST APIs, JSON, and service based integration patterns
. Exposure to Mainframe integration tools (e.g., Web Enablement Toolkit or AppConnect etc)
. Experience with performance tuning, debugging, and production issue resolution
. Knowledge of database design (tables, indexes, views, etc.)

 
Additional Skills

. Hands on with release management, migration scripts, and deployment activities
. Experience working in multi application, high dependency environments
. Experience with DevOps tools (Jenkins) and build automation
. Strong problem solving and analytical skills

 


Your future duties and responsibilities
Responsibilities in Production & Delivery

. Handle production support, defect analysis, and root cause investigation
. Participate in testing cycles (unit, integration, regression)
. Manage release activities including database upgrades and post release validation
. Work closely with onsite teams and clients for requirement discussions and delivery alignment

Key Skills

Education

Any Graduate