Senior Developer (TAL/COBOL/TACL)

Kunai builds full-stack technology solutions for banks, credit and payment networks, infrastructure providers, and their customers. Together, we are changing the world’s relationship with financial services. At Kunai, we help our clients modernize, capitalize on emerging trends, and evolve their business for the coming decades by remaining tech-agnostic and human-centered.

Kunai is hiring a Senior Developer with strong expertise in TAL, COBOL and TACL to join our team. The ideal candidate will have experience working in banking or financial services and with deep expertise in HP NonStop mainframes and mission-critical payment systems. This role requires hands-on experience with core NonStop technologies, transaction processing environments, and high-availability architectures.

Responsibilities

• Design, develop, and maintain applications in TAL, COBOL, and TACL on HP NonStop systems.
• Build and support payment processing services, including gateways, authorization engines, and settlement modules.
• Collaborate with teams to optimize and scale transaction systems for high throughput and availability.
• Implement and tune solutions within HP Pathway and Guardian OS environments.
• Develop monitoring, logging, and recovery processes to ensure uninterrupted operations.
• Support system upgrades, migrations, and modernization efforts while preserving legacy system functionality.

Required Experience

• Strong background in HP NonStop Mainframes (Tandem/Guardian environment).
• Proven expertise in TAL (Tandem Advanced Language), COBOL, and TACL scripting.
• Hands-on experience with payment systems, card networks, and transaction gateways.
• Solid understanding of HP Pathways, Guardian OS IPC mechanisms, and system libraries.
• Deep knowledge of high availability, fault-tolerant architectures, and scalable transaction processing.
• Experience debugging across TAL, COBOL, and TACL components.

Preferred Qualifications

• • Prior work in financial services, banking, or telecom transaction environments.
  • Experience migrating TAL modules to pTAL, C, or C++ while preserving COBOL integration.
  • Knowledge of SQL/Enscribe databases on HP NonStop.
  • Strong problem-solving skills for performance tuning and debugging hybrid systems.

Our success over the past 20 years is rooted in our exceptional team, which thrives in a culture of collaboration, creativity, and continuous learning. 

We are proud to offer our employees a range of benefits, including competitive compensation, professional development opportunities, and flexible work arrangements, all designed to help them thrive. As we continue to expand, we remain committed to cultivating an environment where people feel valued, have a voice, and are given the tools to grow—both personally and professionally—while pushing the boundaries of innovation in the fintech industry.

Minimum Degree Required: