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Application Senior Developer

Orion Innovation
Alpharetta, United Statesfull_timeVerifiedPosted 11 Jun 2026

About the role

Orion Innovation is a premier, award-winning, global business and technology services firm.  Orion delivers game-changing business transformation and product development rooted in digital strategy, experience design, and engineering, with a unique combination of agility, scale, and maturity.  We work with a wide range of clients across many industries including financial services, professional services, telecommunications and media, consumer products, automotive, industrial automation, professional sports and entertainment, life sciences, ecommerce, and education.

Application Senior Developer

The Application Senior Developer role is part of the Delivery department and focuses on leveraging advanced mainframe technologies to deliver robust, scalable, and efficient solutions. This position requires hands-on expertise in development, maintenance, and optimization of applications using COBOL, JCL, DB2, VSAM, and CICS.


Key Responsibilities:

  • Design, develop, and maintain mainframe-based application systems in alignment with business requirements.
  • Collaborate with team members to optimize system performance and ensure data reliability.
  • Perform system testing and debugging to ensure high-quality software solutions.
  • Provide technical support and troubleshooting for application-related issues.
  • Participate in code reviews to ensure compliance with development standards and best practices.
  • Analyze existing systems to identify improvement opportunities and develop enhancement plans.
  • Maintain documentation for developed solutions and processes.


Required Skills and Experience:
Mandatory:

  • Strong proficiency in Mainframe technologies, including COBOL, JCL, DB2, VSAM, and CICS.
  • In-depth experience in application development and support for mainframe platforms.
  • Minimum 10 years of relevant experience in similar roles.

Preferred:

  • Experience with iSeries platforms.

 

Orion is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, creed, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, citizenship status, disability status, genetic information, protected veteran status, or any other characteristic protected by law.

Candidate Privacy Policy

Orion Systems Integrators, LLC and its subsidiaries and its affiliates (collectively, “Orion,” “we” or “us”) are committed to protecting your privacy. This Candidate Privacy Policy (orioninc.com) (“Notice”) explains:

  • What information we collect during our application and recruitment process and why we collect it;
  • How we handle that information; and
  • How to access and update that information.

Your use of Orion services is governed by any applicable terms in this notice and our general Privacy Policy.

 

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Company

Orion Innovation

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