Senior Mainframe Engineer - Enterprise Solutions

TD; Toronto; On-site; CAD 82,000 - 115,000; Full time

Job summary

TD in Toronto, Canada, is seeking a senior mainframe developer to design, code, and implement mainframe solutions across the software lifecycle. You will support production incidents, perform impact assessments, and collaborate with cross-functional teams to ensure reliable, compliant releases.

The role requires a strong engineering background with 7+ years of enterprise application development, including mainframe technologies such as COBOL, JCL, CICS, and DB2.

Qualifications

• Enterprise mainframe development experience.
• Undergraduate degree or technical certificate in a related field.
• 7+ years of application development experience.
• Hands-on with COBOL, JCL, CICS, DB2, and batch processing.
• Strong knowledge of mainframe tools like Endevor, TSO/ISPF, and batch environments.

Responsibilities

• Perform moderately complex to complex technical tasks independently, with guidance for highly complex changes.
• Develop program specifications; design, code, test, and implement mainframe solutions per requirements.
• Support inquiries and operational needs through maintenance and enhancements; participate in peer code reviews.
• Participate in quality management reviews to ensure designs and requirements align with business needs.
• Develop, test, and maintain high-quality code; support unit, system, and integration testing.

Skills

Mainframe

COBOL

JCL

CICS

DB2

VSAM

Git

Batch processing

OS/390/Z/OS

Education

Undergraduate degree in Computer Science, Engineering, or equivalent experience

Tools

Endevor

TSO/ISPF

Job description

TD in Toronto, Canada, is seeking a senior mainframe developer to design, code, and implement mainframe solutions across the software lifecycle. You will support production incidents, perform impact assessments, and collaborate with cross-functional teams to ensure reliable, compliant releases.

The role requires a strong engineering background with 7+ years of enterprise application development, including mainframe technologies such as COBOL, JCL, CICS, and DB2.