RQ11685 - Software Developer - Back End - Senior

Maarut; Toronto; On-site; CAD 90,000 - 140,000; Full time

Job summary

Maarut is seeking a Senior Backend Software Developer with extensive mainframe experience in Toronto, Ontario. The role focuses on PL/I development, IMS DB/DB2 in z/OS, and integration with mid-tier services.

You will work within a Public Sector framework, aligning with OPS standards and governance. The ideal candidate has 10+ years in programming/analysis, strong Windows client app experience interfacing with IMS TM, and a track record of delivering complex mainframe solutions.

Qualifications

• Recent PL/I experience within the last 5 years (V4.5+).
• 10+ years programming/analysis experience.
• 10+ years designing Windows client apps interacting with IMS TM.
• 5+ years writing PL/I transactions processing XML and consuming web services.
• Knowledge of Ontario Vehicle Licensing and Transportation Safety policies.
• Experience with IBM mainframe tools and batch processing.

Responsibilities

• Analyze system designs and code structures during project concept phase.
• Define changes for new system via technical specifications.
• Prepare test data and unit/integration test scenarios.
• Collaborate with DBA/Data Management staff for changes.
• Provide status reports and coordinate with Project Manager/Lead Coordinator.
• Conduct JAD sessions and obtain signoff of specs.
• Develop and modify code for online, batch, and workstation environments.

Skills

PL/I programming

Mainframe development

IMS DB

DB2 for z/OS

Endevor

DFSORT

Screen Handling (MFS/SCREENIO)

Z/OS

XML processing (mainframe)

Tools

Endevor

IMS DB

DB2 for z/OS

File Aid / IBM File Manager

IBM Debug Tool

HALDB/DEDb

SCREENIO

MVS/Job Control

Job description

RQ11685 - Software Developer - Back End - Senior

Posted On 15/10/2026

Job Information

Term 237 days

Assigned Recruiter(s) Abisha Gnanam

Job Opening ID 11729

Technology

Number of Positions 1

Work Experience 7-10 Years

City Toronto

State/Province Ontario

M4C

Job Description

• Analysis leading to detailed information related to the current system logical and physical design and code structures during the concept phase of project
• Analysis of technical database requirements leading to definition of changes required to support the new system. Interface and arrangements with the DBA/Data Management staff to progress these changes.
• Creation of technical specifications in accordance with the OPS standards.
• Identification of problems/issues along with mitigation strategies
• Regular status reports on progress made.
• Effective knowledge transfer to RUS and I&IT Cluster staff at all stages of this assignment
• Report status to and follow overall direction from the Project Manager and/or Lead Technical Coordinator
• Logical and physical design required to incorporate the required changes.
• JAD sessions / walkthroughs to vet the design and obtain signoff of the technical specifications.
• Development of new code and modification of existing code (online, batch and workstation) to implement the design as signed off in the technical specifications.
• Interface with the mid-tier developers.
• Ensure that the appropriate QA technical standards are incorporated into all artefacts and system code.
• Preparation of test data and code unit testing.
• Participation in integration testing including input to the integration test plan, setup of the test environment, creation of test data, execution of integration tests with the BA’s and other developers, recording of test results and defect repair.
• Planning and participation in code retrofit with other developers that are modifying the same LCS code in other projects.
• Analysis of reported defects and corrections required to eliminate the defects.
• Use of Ministry mandated management tools for code libraries.

Skill Set Requirements for Mainframe Developers:

• Recent experience in using PL/I V4.5 or higher within the last 5 years.
• Fujitsu NetCOBOL V4 or higher
• 10+ years experience in programming and analysis.
• 10+ years experience in designing and developing windows client application interacting with IMS TM applications.
• 5+ years of experience writing mainframe PL/I transactions that process XML input and produce XML output and can consume non-mainframe webservices (Mainframe – Mid-Tier integration, IMSCONNECT)
• Knowledge of Ontario’s Vehicle Licensing and Transportation Safety’s policies around the Vehicle line of business.
• Experience working in accordance with policies and procedures of Ontario Public Service
• Experience with mainframe Screen Handling (MFS)
• Experience with windows workstation Screen Handling Software (SCREENIO)
• Experience with IMS DB V12 or higher (HALDB and DEDB) using the PLITDLI API.
• Experience with DB2 for z/OS V11 or higher
• Experience in Endevor source control tool
• Experience in writing checkpoint restartable IMS BMPs
• Experience scripting for SFTP (preferably in a mainframe environment)
• Experience with z/OS V2.2 or higher
• Expertise using mainframe IBM Debug Tool V13.1 or higher
• Expertise using file and database management tools (either File Aid V10.1 or higher, or IBM File Manager V13.1 or higher)
• Expertise using failure diagnostic tools (either Abend Aid V12.4 or higher, or IBM Fault Analyzer V13.1 or higher)
• Experience with IBM sort utility (DFSORT)
• Visual Studio 2008 or higher
• Harvest Source Control V12.5 or higher

Requirements

Experience and Skill Set Requirements:

Must Haves:

• Experience with z/OS V2.2 or higher.
• Expertise using file and database management tools (either File Aid V10.1 or higher, or IBM File Manager V13.1 or higher)
• 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 of experience writing mainframe PL/I transactions that process XML input and produce XML output and consume it.
• Recent experience in using PL/I V4.5 or higher within the last 5 years.

Skill Set Requirements:

IBM mainframe tools:

• Experience with z/OS V2.2 or higher.
• Expertise using file and database management tools (either File Aid V10.1 or higher, or IBM File Manager V13.1 or higher)
• Expertise using mainframe IBM Debug Tool V13.1 or higher.
• Expertise using failure diagnostic tools (either Abend Aid V12.4 or higher, or IBM Fault Analyzer V13.1 or higher).
• Experience with IBM sort utility (DFSORT).

IBM mainframe DBs, APIs, mainframe source control, mainframe batch:

• Experience with IMS DB V12 or higher (HALDB and DEDB) using the PLITDLI API.
• Experience with DB2 for z/OS V11 or higher.
• Experience in Endevor source control tool
• Experience in writing checkpoint restartable IMS BMPs
• 5+ years of experience writing mainframe PL/I transactions that process XML input and produce XML output and consume it.
• 10+ years experience in designing and developing windows client application interacting with IMS TM applications.

Programming Languages:

• Recent experience in using PL/I V4.5 or higher within the last 5 years.
• Fujitsu NetCOBOL V4 or higher
• 10+ years experience in programming and analysis.

Public Sector Experience:

• Knowledge of driver licensing and transportation safety policies around the Vehicle Registration line of business.
• Experience working in accordance with policies and procedures of public sector

Screen Handling:

• Experience with mainframe Screen Handling (MFS)
• Experience with windows workstation Screen Handling Software (SCREENIO)

Windows workstation tools:

• Visual Studio 2008 or higher
• Harvest Source Control V12.5 or higher.

Connectivity:

• Experience scripting for SFTP (preferably in a mainframe environment)