Job Summary: The Senior Back End Software Developer will be responsible for analyzing, designing, developing, and maintaining mainframe and client-server applications primarily using PL/I and COBOL within a complex public sector environment.

This role involves working with IMS and DB2 databases, integrating mid-tier services, and ensuring compliance with established technical standards and policies related to vehicle licensing and transportation safety.

Responsibilities: Analyze current system designs and code structures to support project concept phases.

Define and implement technical database changes in collaboration with DBA/Data Management teams.

Create technical specifications compliant with organizational standards and conduct JAD sessions for design approval.

Develop new and modify existing mainframe and client-server code, including online, batch, and workstation applications.

Interface with mid-tier developers to ensure seamless integration.

Incorporate QA technical standards into all deliverables and conduct unit and integration testing.

Manage code retrofit and defect analysis to maintain system integrity.

Utilize mandated management tools for code libraries and source control.

Provide regular status reports and knowledge transfer to relevant teams and stakeholders.

Required Skills: Experience with z/OS V2.2 or higher operating system.

Proficiency with file and database management tools such as File Aid V10.1+ or IBM File Manager V13.1+.

Expertise in IMS DB V12 or higher (HALDB and DEDB) using the PLITDLI API.

Experience with DB2 for z/OS V11 or higher. 5+ years writing mainframe PL/I transactions processing XML input/output and consuming web services.

Recent experience (within last 5 years) using PL/I V4.5 or higher.

Experience with Fujitsu NetCOBOL V4 or higher. 10+ years programming and analysis experience,



including Windows client applications interacting with IMS TM.

Desired Skills: Experience with Endevor and Harvest source control tools.

Knowledge of Ontario s vehicle licensing and transportation safety policies.

Experience with mainframe screen handling software (MFS) and Windows workstation screen handling software (SCREENIO).

Familiarity with IBM Debug Tool V13.1+, Abend Aid, IBM Fault Analyzer, and IBM DFSORT utilities.

Experience scripting for SFTP in a mainframe setting.

Proficiency with Visual Studio 2008 or higher and Visual Studio Debugger.

Experience writing checkpoint restartable IMS BMPs.

Rated Criteria: IBM Mainframe Tools - 15 Points IBM Mainframe Databases, APIs, Source Control, and Batch Processing - 20 Points Client/Server Architecture and Integration - 10 Points Programming Languages (PL/I, COBOL) and Analysis - 25 Points Public Sector Knowledge and Compliance - 5 Points Screen Handling Expertise - 10 Points Windows Workstation Development Tools - 10 Points Connectivity and Scripting (SFTP) - 5 Points Total: 100 Points Deliverables: Detailed technical specifications and design documentation.

Developed and tested mainframe and client-server application code.

Status reports and progress updates for project management.

Test data sets and unit/integration test results.

Knowledge transfer materials for operational and IT staff.

Defect analysis reports and corrective action implementations.

Must Haves: Experience with z/OS V2.2 or higher.

Expertise using file and database management tools (File Aid V10.1+ or IBM File Manager V13.1+).

Experience with IMS DB V12 or higher (HALDB and DEDB) using the PLITDLI API.

Experience with DB2 for z/OS V11 or higher. 5+ years experience writing mainframe PL/I transactions processing XML input/output and consuming web services.

Recent experience using PL/I V4.5 or higher within the last 5 years.

Public Sector Experience: Preferred

📌 Senior Mainframe Software Developer (Ontario)
🏢 vTech Solution
📍 Ontario