Posted 09 July, 2026
Senior Software Engineer - Base24-eps
GSSTech Group
Pune, MH, IN
Full Time
Reference: 9a302efb87941e47
Job Description
We are looking for an experienced Senior Software Engineer – Base24-eps Switch Developer to join a high-performing payments engineering team supporting enterprise banking and financial platforms. The ideal candidate will have strong expertise in Base24-eps payment switch development , real-time transaction processing, and HP NonStop/Tandem environments.
\nThis role involves designing, enhancing, optimizing, and supporting mission-critical payment switch systems operating in highly available production environments.
\nRequirements
Key Responsibilities \n- \n
- Design, develop, and maintain Base24-eps payment switch applications and interfaces. \n
- Implement and support ISO8583, EMV, POS, and ATM transaction flows . \n
- Develop solutions using: \n
- TACL \n
- TAL \n
- SCOBOL \n
- COBOL \n
- C/C++ \n
- Troubleshoot production issues and provide permanent resolutions. \n
- Perform performance tuning, system optimization, and capacity planning. \n
- Support platform upgrades, migrations, and modernization initiatives. \n
- Collaborate with QA, DevOps, and Infrastructure teams for smooth production releases. \n
- Ensure adherence to security, compliance, and audit standards. \n
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- 5–12 years of experience in Base24-eps development and support . \n
- Strong expertise in HP NonStop/Tandem systems . \n
- Deep understanding of: \n
- ISO8583 \n
- EMV \n
- POS/ATM transaction processing \n
- Payment switching systems \n
- Experience integrating with: \n
- Card schemes \n
- Host banking systems \n
- Third-party payment processors \n
- Strong debugging, troubleshooting, and production support skills. \n
- Experience with performance tuning and high-availability systems. \n
- Familiarity with CI/CD pipelines and deployment automation. \n
- Excellent communication and stakeholder management skills. \n
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- Experience with Base24 Classic or other payment switch platforms. \n
- Exposure to: \n
- HSMs \n
- Tokenization \n
- Fraud detection systems \n
- Risk engines \n
- Knowledge of cloud-based payment architectures. \n
- Prior experience working with banking or financial services clients is preferred. \n
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Suitable candidates with strong Base24-eps and Tandem experience are highly preferred.