Mainframe NATURAL / ADABAS Developer

Location: Canada – Remote

Duration : 6 Months

Work Model: 100% Remote

Required Skills – Maximum 6

1. NATURAL Programming: Strong hands-on experience developing, maintaining, and enhancing applications using NATURAL.

2. ADABAS: Extensive experience with ADABAS database, including application development, data access, troubleshooting, and maintenance.

3. Mainframe Technologies: Solid experience working in mainframe environments with a valuable understanding of mainframe architecture and application operations.

4. Application Maintenance & Production Support: Proven experience supporting, maintaining, troubleshooting, and enhancing existing mainframe applications and handling day-to-day production operations.

5. DB2 / COBOL: Working knowledge of DB2 and preferably COBOL in a mainframe environment.

6. Analysis & Stakeholder Communication: Strong analytical and problem-solving skills, with the ability to translate business requirements into technical solutions and communicate effectively with stakeholders.

Nice-to-Have Skills – Maximum 3

1. COBOL development experience in addition to NATURAL/ADABAS.

2. Experience supporting healthcare industry mainframe applications.

3. Strong experience with production support, incident troubleshooting, and application modernization/enhancement in legacy mainframe environments.

Key Responsibilities

- Develop, maintain, enhance,



and troubleshoot NATURAL applications running in a mainframe environment.

- Design and support applications using ADABAS, including database queries, data access, updates, and troubleshooting.

- Perform production support and day-to-day operational activities, including incident investigation and issue resolution.

- Analyze existing legacy applications and implement enhancements, fixes, and change requests based on business requirements.

- Translate business requirements into technical specifications and solutions.

- Troubleshoot application and database issues across NATURAL, ADABAS, and DB2 environments.

- Perform impact analysis, coding, unit testing, debugging, and deployment support for application changes.

- Collaborate with business analysts, application teams, database teams, infrastructure teams, and other stakeholders.

- Support production releases, maintenance activities, and post-deployment validation.

- Document technical solutions, application changes, procedures, and operational processes.

- Monitor application performance and proactively identify and resolve recurring production issues.

- Participate in root-cause analysis and recommend solutions to improve application stability.

- Follow established mainframe development, testing, change-management, and production-support processes.

- Support knowledge transfer and maintain documentation for legacy NATURAL/ADABAS applications.

📌 Mainframe NATURAL / ADABAS Developer | 100% Remote (Bromont)
🏢 Artech
📍 Bromont