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Excelon Solutions

Senior Iib Developer

Company: Excelon Solutions

Location: Remote

Posted on: May 21

We are looking for a Senior IIB Developer with strong hands-on experience in IBM Integration Bus (ACE v12) to support the development and maintenance of a General Ledger (G/L) payment system focused on the Mexico region. This is a remote role, with candidates in the Eastern Time Zone strongly preferred.

Key Skills:

  • IBM App Connect Enterprise (ACE) / IBM Integration Bus (IIB)
  • IBM MQ & MQ-MFT
  • ESQL, Java, XML, Fixed-length data formats
  • General Ledger/Payments experience (Commercial Banking domain)
  • Python (nice to have)

Qualifications:

  • 89 years of development experience, including 45 years with IBM IIB/ACE (v12 preferred).
  • Proficiency with ESQL, Java nodes, mapping techniques, and exception handling.
  • Experience with Global Cache, logging frameworks, and integration patterns.
  • Strong skills in troubleshooting, root cause analysis, and performance tuning.
  • Familiarity with Jenkins, UrbanCode Deploy, or other CI/CD tools is a plus.
  • Experience across multiple OS platforms: Windows, Unix (various flavors), AS400.
  • Excellent communication, organizational, and documentation skills.
  • Bachelors degree in Computer Science or a related field.

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