Mainframe Developer (COBOL /JCL)
About the role
Dawn InfoTek Inc. is a professional IT consulting firm that partners with major financial institutions, investment firms, and government sectors. We have been dedicated to delivering cutting-edge consulting services and recruiting for all levels of IT positions for our clients.
We are currently seeking a competent individual to fulfill the role of Mainframe Developer to join our dynamic team for one of our major banking clients.
Hybrid: 3 days in-office Contract Duration: 08/03/2026 to 10/31/2026 Possibility of extension: Yes, based on performance and business needs Conversion to FTE: May be, based on performance and business needs
The team requires an experienced Mainframe Developer to support ongoing enhancements, maintenance, and modernization of core banking systems. This role fills a critical need for strong COBOL/JCL expertise to ensure stability, performance, and compliance across high volume, high availability host applications.
Candidate Value Proposition: The successful candidate will have the opportunity to:
- Work on mission critical banking systems that directly support enterprise operations.
- Contribute to large scale modernization and transformation initiatives.
- Collaborate with senior engineers, architects, and cross functional teams across the bank.
- Apply deep mainframe expertise in a high impact, high visibility environment.
- Grow technical breadth through exposure to Java, Azure, Agile labs, and enterprise scale tooling.
Typical Day in Role:
- Analyze complex business requirements and translate them into technical specifications.
- Develop, enhance, and maintain COBOL and JCL programs within host/mainframe environments.
- Work with DB2, IMS, ACF, and Endevor to support secure and stable application delivery.
- Participate in Agile ceremonies, sprint planning, and iterative development cycles.
- Troubleshoot production issues, perform root cause analysis, and implement fixes.
- Collaborate with peers, QA teams, and business stakeholders to ensure high quality releases.
- Ensure compliance with security, audit, and operational standards.
Must have skills:
- 10+ years of hands on IBM mainframe application development experience, including 5+ years supporting mission critical applications within Tier 1 Canadian Financial Institutions
- 10+ years of hands on experience with COBOL, CICS, DB2, IMS DB, VSAM, JCL, IBM MQ and z/OS developing high volume online and batch applications
- 8+ years of experience supporting Customer information (CIS), Credit Card, VISA Debit Card, ABM/ATM, OR Payments, including migration, conversion, modernization or regulatory initiatives
- 5+ years of experience integrating Mainframe applications with distributed platforms using Technologies such as IBM MQ, XML, SOA, IBM DataPower and APM
- 5+ years of experience performing system design, coding, unit testing, integration testing, UAT, production implementation and level 3 production support throughout the SDLC Nice to have:
- Experience supporting large scale conversion, merger, migration, or platform modernization initiatives
- Experience with mainframe productivity, debugging, scheduling, and change management tools such as CA-Jobtrac, CHANGEMAN, XPEDITER, INTERTEST, FILEAID, or similar utilities
- Experience working in Agile delivery teams supporting high volume banking applications Soft Skills Required:
- Excellent problem solving and analytical abilities.
- Strong multi tasking skills and ability to manage concurrent initiatives.
- Reliable, proactive, results oriented, and customer focused.
- High attention to detail and strong teamwork orientation.
- Strong interpersonal skills with the ability to build and maintain relationships.
Education:
- Diploma or Bachelor’s degree in Information Technology, Engineering, Computer Science, or a related field.
- Additional mainframe or cloud certifications are an asset.
Not the right fit? Search for Mainframe Developer jobs in Toronto, Ontario, Canada
About Dawn InfoTek
Dawn InfoTek Inc. is an international consulting firm that provides Information Technology solutions and expertise to domestic and international clients. Our solutions are focused on several mission critical business areas:
Application Performance Management (APM): Our Application Quality Assurance (AQA) suite of solutions covers the entire APM solution set. Our Synthetic Transaction Monitor is unique in the market, as it tests past the load balancer, right to the JVM, cloud instance or .Net instance. This key application is surrounded by other AQA applications to provide a complete APM solution package.
Staffing Solutions: We have a focused team of people that provide staffing for our APM solution. We can run the APM solution for the clients that invest in this solution. We also take the experience further and provide full staffing for other business and technical requirements.
Custom Developments: Based on our experiences with our clients, we are often asked to provide a custom written software solution. These projects often complement our existing AQA solution set. If you have a particularly difficult business issue, we have the people, processes and experience to build an appropriate solution.
Please feel free to reach out to us at any time to discuss the experience and solutions at Dawn InfoTek. We can be reached at sales@dawninfotek.com
Similar Jobs
Mainframe Developer (COBOL /JCL)
About the role
Dawn InfoTek Inc. is a professional IT consulting firm that partners with major financial institutions, investment firms, and government sectors. We have been dedicated to delivering cutting-edge consulting services and recruiting for all levels of IT positions for our clients.
We are currently seeking a competent individual to fulfill the role of Mainframe Developer to join our dynamic team for one of our major banking clients.
Hybrid: 3 days in-office Contract Duration: 08/03/2026 to 10/31/2026 Possibility of extension: Yes, based on performance and business needs Conversion to FTE: May be, based on performance and business needs
The team requires an experienced Mainframe Developer to support ongoing enhancements, maintenance, and modernization of core banking systems. This role fills a critical need for strong COBOL/JCL expertise to ensure stability, performance, and compliance across high volume, high availability host applications.
Candidate Value Proposition: The successful candidate will have the opportunity to:
- Work on mission critical banking systems that directly support enterprise operations.
- Contribute to large scale modernization and transformation initiatives.
- Collaborate with senior engineers, architects, and cross functional teams across the bank.
- Apply deep mainframe expertise in a high impact, high visibility environment.
- Grow technical breadth through exposure to Java, Azure, Agile labs, and enterprise scale tooling.
Typical Day in Role:
- Analyze complex business requirements and translate them into technical specifications.
- Develop, enhance, and maintain COBOL and JCL programs within host/mainframe environments.
- Work with DB2, IMS, ACF, and Endevor to support secure and stable application delivery.
- Participate in Agile ceremonies, sprint planning, and iterative development cycles.
- Troubleshoot production issues, perform root cause analysis, and implement fixes.
- Collaborate with peers, QA teams, and business stakeholders to ensure high quality releases.
- Ensure compliance with security, audit, and operational standards.
Must have skills:
- 10+ years of hands on IBM mainframe application development experience, including 5+ years supporting mission critical applications within Tier 1 Canadian Financial Institutions
- 10+ years of hands on experience with COBOL, CICS, DB2, IMS DB, VSAM, JCL, IBM MQ and z/OS developing high volume online and batch applications
- 8+ years of experience supporting Customer information (CIS), Credit Card, VISA Debit Card, ABM/ATM, OR Payments, including migration, conversion, modernization or regulatory initiatives
- 5+ years of experience integrating Mainframe applications with distributed platforms using Technologies such as IBM MQ, XML, SOA, IBM DataPower and APM
- 5+ years of experience performing system design, coding, unit testing, integration testing, UAT, production implementation and level 3 production support throughout the SDLC Nice to have:
- Experience supporting large scale conversion, merger, migration, or platform modernization initiatives
- Experience with mainframe productivity, debugging, scheduling, and change management tools such as CA-Jobtrac, CHANGEMAN, XPEDITER, INTERTEST, FILEAID, or similar utilities
- Experience working in Agile delivery teams supporting high volume banking applications Soft Skills Required:
- Excellent problem solving and analytical abilities.
- Strong multi tasking skills and ability to manage concurrent initiatives.
- Reliable, proactive, results oriented, and customer focused.
- High attention to detail and strong teamwork orientation.
- Strong interpersonal skills with the ability to build and maintain relationships.
Education:
- Diploma or Bachelor’s degree in Information Technology, Engineering, Computer Science, or a related field.
- Additional mainframe or cloud certifications are an asset.
Not the right fit? Search for Mainframe Developer jobs in Toronto, Ontario, Canada
About Dawn InfoTek
Dawn InfoTek Inc. is an international consulting firm that provides Information Technology solutions and expertise to domestic and international clients. Our solutions are focused on several mission critical business areas:
Application Performance Management (APM): Our Application Quality Assurance (AQA) suite of solutions covers the entire APM solution set. Our Synthetic Transaction Monitor is unique in the market, as it tests past the load balancer, right to the JVM, cloud instance or .Net instance. This key application is surrounded by other AQA applications to provide a complete APM solution package.
Staffing Solutions: We have a focused team of people that provide staffing for our APM solution. We can run the APM solution for the clients that invest in this solution. We also take the experience further and provide full staffing for other business and technical requirements.
Custom Developments: Based on our experiences with our clients, we are often asked to provide a custom written software solution. These projects often complement our existing AQA solution set. If you have a particularly difficult business issue, we have the people, processes and experience to build an appropriate solution.
Please feel free to reach out to us at any time to discuss the experience and solutions at Dawn InfoTek. We can be reached at sales@dawninfotek.com