Job Summary
|
ROLE |
BAND |
TECH STACK |
EXPERIENCE |
TYPE |
|
Mainframe Senior Developer |
E2.1 |
Mainframe |
8+ Years |
Full-time |
Role Purpose
Design, develop and support mainframe components as a senior individual contributor: delivering high-quality, well-tested and maintainable solutions, resolving complex technical problems, and supporting less experienced engineers within the team.
Key Responsibilities
|
Development & Design • Design and build mainframe components, services and enhancements within the agreed architecture and standards. • Translate user stories and specifications into clean, efficient and testable implementations. • Handle complex technical problems, performance issues and non-trivial defects independently. • Contribute to technical design discussions, estimation and solution options. Quality Engineering • Write and maintain unit, integration and regression tests to agreed coverage expectations. • Participate actively in code reviews, providing and acting on constructive feedback. • Apply secure coding practices, effective error handling and appropriate logging. |
Delivery & Support • Deliver committed scope within agreed sprint or release timelines with predictable quality. • Support build, deployment, environment issues and release verification activities. • Investigate production incidents, perform root-cause analysis and implement durable fixes. Collaboration • Work closely with leads, architects, QA, business analysts and support teams. • Participate in agile ceremonies, backlog refinement and dependency discussions. • Mentor junior developers through pairing, reviews and knowledge sharing. |
Key Responsibilities
Technology Focus — Mainframe
|
• Design, develop and support COBOL/CICS/DB2 batch and online components within agreed standards. • Optimize batch windows, DB2 access paths and resource consumption to protect service levels. |
• Support mainframe modernization, API exposure and integration with distributed and cloud platforms. |
Required Technical Competencies
|
Core Skills |
COBOL, JCL, CICS, VSAM, DB2 and z/OS utilities; batch and online program design and optimization. |
|
Design & Architecture |
Mainframe application architecture, modularization, API enablement and modernization/coexistence patterns. |
|
Data & Integration |
DB2 and VSAM data design, SQL tuning, file handling, data conversion, integrity and reconciliation. |
|
Platform & DevOps |
z/OS operations, scheduling, change management, environment promotion and mainframe-to-distributed integration. |
|
Quality & Operations |
Unit and regression testing, batch cycle validation, performance and MIPS optimization, defect RCA. |
|
Experience & Qualifications • 8+ years of hands-on mainframe development experience in enterprise environments. • Strong track record delivering production-grade components across full delivery cycles. • Bachelor’s degree in Computer Science, Engineering or IT, or equivalent experience. • Relevant platform or cloud certifications advantageous, not mandatory.
Leadership & Behavioural • Strong ownership of assigned deliverables end to end. • Analytical, detail-oriented approach to problem solving. • Clear written and verbal communication within a delivery team. • Collaborative, dependable and open to feedback. |
Location-Specific Expectations • Work from the Curitiba delivery location with local customer stakeholders and global teams. • Participate in on-site and virtual workshops, design reviews and governance forums. • Effective communication in a multi-country model, with overlap into European and Indian working hours.
Key Deliverables & Success Measures • Working, tested and reviewed code delivered to agreed scope and timelines. • Low defect leakage into system, UAT and production environments. • Timely resolution of assigned defects and production incidents. • Accurate technical documentation and effective knowledge transfer. • Consistent adherence to coding, security and testing standards. |