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Application Support Developer (L3)

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Onsite

Application Support Developer (L3)

KTek Resourcing

Application Support Developer (L3)

Skills

SQL QueriesJavaOracle DatabaseLinuxOracleCOBOLChange Management

3 days ago

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Important information


Contract type:

Freelance / Contract

Location:

Brampton, ON, Canada

Work mode:

Onsite

Published on:

17 October 2026

What they need


  • Experience: 6-10 Years
  • Provide L3 support and enhancement delivery for telecom business applications.
  • Analyze and resolve complex production incidents, defects, and performance issues.
  • Develop, test, and deploy minor enhancements and regulatory changes.
  • Support integrations, interfaces, middleware, and database components.
  • Perform root cause analysis and implement permanent fixes.
  • Participate in release, deployment, and on-call support activities.

Required Skills:

  • IBM iSeries (RPG/RPGLE/COBOL) and/or Java development experience
  • Oracle Database, SQL, DB2
  • IBM MQ, OSB, WebLogic, APIs, Web Services
  • Linux/Unix environment
  • SDLC, Code Management, and Change Management processes

Preferred:

  • Telecom billing, provisioning, or enterprise portal experience.
  • Production support experience in 24x7 environments.

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