Senior Software Engineer

InterSources

Full-time Computer Occupations
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Location
Columbus, Ohio, United States
Posted
June 19, 2026

Job Description

Job Description

:
We are seeking a highly skilled and experienced professional to join our team for a mission-critical project focused on credit card transaction processing. This project handles high-value transactions made through e-commerce platforms and retail outlets, requiring real-time, secure, and highly available processing systems.



Key Responsibilities:
  • Develop and support applications involved in real-time credit card transactions, including swipes at POS and online purchases.
  • Work on a high-performance platform that manages large-scale transaction volumes.
  • Contribute to coding, troubleshooting, and performance optimization in a 24/7 transactional environment.
  • Collaborate with cross-functional teams to ensure seamless integration and system reliability.


    • Required Skills & Experience:
  • Subject Matter Expertise in TACL, HPE NonStop (Tandem systems), and Prognosis.
  • Solid programming...

    • Job Details

    • Job Type
      Full-time
    • Category
      Computer Occupations
    • Date Posted
      June 19, 2026
    • Application Deadline
      July 29, 2026