Upcoming Opportunity - Senior RPG / RPGLE / COBOL Developer – IBM AS400

ON
Hybrid
Posted Oct 17, 2026
1 position

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Employment type: Contract
Experience level: Senior · 5+ years
Posting language: English
Working hours: 40 hours per week
Seniority: Mid-Senior level
Application method: Direct apply is available

Job summary

Analyze and maintain RPG, RPGLE, and COBOL applications, documenting existing programs, business rules, batch processing, data structures, interfaces, and dependencies. Support modernization, data migration, and regression testing in collaboration with technical architects and business analysts.

Job details

Job ID: AR1065 Job Title: Upcoming Opportunity - Senior RPG / RPGLE / COBOL Developer – IBM AS400 Location: Ontario, Canada (Hybrid/On-site as required) Employment Type: Contract - Upcoming Opportunity Compensation: Commensurate with experience Consider your new role with Aliant Resources and our public-sector and enterprise clients. About Us Aliant Resources is a dedicated provider of professional staffing and workforce solutions, committed to promoting diversity, equity, inclusion, belonging, anti-racism, and accessibility in all facets of our operations. About the Role: We are seeking experienced IBM i / AS400 Developers to support legacy application analysis, reverse engineering and modernization projects. Please note: This is an upcoming opportunity. Qualified applicants who apply will become part of Aliant Resources' Talent Community and may be considered for current and future contract opportunities with our public sector and enterprise clients. Key Responsibilities: Analyze and maintain RPG, RPGLE and COBOL applications. Document existing programs, business rules and batch processing. Review DB2/400 data structures, interfaces and dependencies. Support modernization, data migration and regression testing. Work with technical architects and business analysts. Required Qualifications: 8+ years of IBM i / AS400 development experience. Strong RPG/RPGLE and/or COBOL/COBOL ILE expertise. Experience with DB2/400, SQL and CL programming. Understanding of batch processing, file handling and legacy integrations. Experience with application documentation and troubleshooting. Preferred: CA 2E/SYNON, LANSA or legacy-to-Java modernization experience. At Aliant Resources, we value diversity and inclusion and we encourage candidates of all backgrounds to apply. We are an equal opportunity employer and we look forward to welcoming you to our team. Diversity Statement: At Aliant Resources, we are committed to building a workforce that reflects the communities we serve and to promoting a diverse, anti-racist, inclusive, accessible, merit-based, respectful, and equitable workplace. Accessibility Statement: Aliant Resources is dedicated to making our recruitment process accessible to everyone with or without a disability. We adhere to workplace accessibility standards to ensure that individuals with disabilities can fully participate in employment opportunities. We understand the importance of identifying and removing barriers, and we strive to provide an inclusive experience for all candidates. Workplace Accommodations: We offer workplace accommodations throughout the recruitment process and all aspects of employment consistent with the requirements of the AODA and OHRC. If you require workplace accommodations due to a disability, injury, illness, or any other condition that may affect your ability to apply online or perform essential job functions, please reach out to us at accommodations@aliantresources.com. Your request will be answered, and we will collaborate with you to provide appropriate workplace accommodations as required. How to Apply: 1. You must apply online on LinkedIn. 2. Your resume should not exceed three (3) pages. Note for all Applicants: ● We thank all applicants for their interest but advise that only those selected for further consideration will be contacted. ● Qualified applicants may be considered for other comparable positions. ● Please prepare your application in accordance with the qualifications posted in this job advertisement.

What you’ll do

Requirements

Requires at least 8 years of IBM i / AS400 development experience and strong expertise in RPG/RPGLE and/or COBOL/COBOL ILE. Candidates should have experience with DB2/400, SQL, CL programming, batch processing, file handling, legacy integrations, application documentation, and troubleshooting; CA 2E/SYNON, LANSA, or legacy-to-Java modernization experience is preferred.