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Full Time Java Mainframe Developer Jobs in Toronto, ON

CIBC

Sr. Consultant, Back End Developer

Toronto, ON · Hybrid

... in Java and GoLang. You'll assist with the planning and strategy for the technical design ... To successfully perform the work, you'll be on-site full-time. You'll have the flexibility to ...

Caseware

DevOps Developer

Toronto, ON · Hybrid

CA$125K - CA$140K/yr

This is a full-time permanent position This is an existing vacancy Location: This is a hybrid role ... Familiarity with mixed-stack monorepos (Angular, NestJS, Java, and serverless workloads)

Interac Corp.

Senior Software Developer

Toronto, ON · Hybrid

Eligibility to work for Interac Corp. in Canada in a full-time capacity. * Proficiency in multiple programming languages with a strong background in Java. * Expertise in designing and developing ...

Pala Interactive

Senior Web Developer

Toronto, ON · On-site

Skilled Java Script developer with Angular and ionic experience * Good knowledge of MySQL and web ... Full-time, Permanent Salary: 100K - 120K Benefits: * Casual dress * Company events * Dental care

Pala Interactive

Senior Web Developer

Toronto, ON

Skilled Java Script developer with Angular and ionic experience * Good knowledge of MySQL and web ... Full-time, Permanent Salary: 100K - 120K Benefits: * Casual dress * Company events * Dental care

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Full Time Java Mainframe Developer information

What are the key skills and qualifications needed to thrive as a Full Time Java Mainframe Developer, and why are they important?

To thrive as a Full Time Java Mainframe Developer, you need proficiency in Java programming, mainframe technologies like COBOL or JCL, and a relevant degree in computer science or a related field. Familiarity with mainframe development tools (e.g., IBM z/OS, TSO/ISPF), version control systems, and sometimes certifications such as IBM Certified System Programmer are typically required. Strong problem-solving, communication, and teamwork skills help developers translate business needs into robust mainframe solutions and collaborate across diverse IT teams. These capabilities ensure the reliable modernization, maintenance, and integration of enterprise-level legacy systems with new Java applications.

What are some common challenges faced by Full Time Java Mainframe Developers when integrating modern Java applications with legacy mainframe systems?

A common challenge for Full Time Java Mainframe Developers is ensuring seamless communication between modern Java-based applications and existing mainframe systems, which often use older technologies and data formats. Developers need to address issues such as data mapping, protocol compatibility, and performance optimization to maintain reliable and efficient integration. Additionally, understanding both Java and mainframe environments is crucial, as troubleshooting can require knowledge of mainframe batch jobs, COBOL code, or CICS transactions alongside Java frameworks. Collaborative work with mainframe specialists and clear documentation are essential for overcoming these challenges.

What is the difference between Full Time Java Mainframe Developer vs Mainframe Developer?

AspectFull Time Java Mainframe DeveloperMainframe Developer
Required SkillsJava, Mainframe (COBOL, JCL), DB2, CICSCOBOL, JCL, DB2, CICS
Work EnvironmentBanking, Finance, Insurance sectors with Java and Mainframe integrationLegacy systems in banking, government, insurance
CertificationsJava certifications, Mainframe certifications (e.g., IBM Certified)Mainframe certifications (e.g., IBM Certified)

Full Time Java Mainframe Developers combine Java programming with traditional Mainframe skills, working on integrated systems in finance and banking. Mainframe Developers focus primarily on legacy systems using COBOL and JCL. The former often requires Java certifications, while the latter emphasizes Mainframe-specific credentials. Both roles are vital in industries maintaining legacy systems but differ in technical focus and skill set.

What is a Full Time Java Mainframe Developer?

A Full Time Java Mainframe Developer is a professional who specializes in developing, maintaining, and enhancing applications that run on mainframe systems using the Java programming language. These developers often integrate modern Java-based applications with legacy mainframe systems, ensuring seamless data flow and system compatibility. Their responsibilities may include coding, debugging, testing, and optimizing applications for performance on mainframe platforms, as well as collaborating with other IT professionals to support business operations. This role typically requires knowledge of both Java and mainframe technologies like COBOL, JCL, and CICS.
What are the most commonly searched types of Java Mainframe Developer jobs in Toronto, ON? The most popular types of Java Mainframe Developer jobs in Toronto, ON are:
What are popular job titles related to Full Time Java Mainframe Developer jobs in Toronto, ON? For Full Time Java Mainframe Developer jobs in Toronto, ON, the most frequently searched job titles are:
What job categories do people searching Full Time Java Mainframe Developer jobs in Toronto, ON look for? The top searched job categories for Full Time Java Mainframe Developer jobs in Toronto, ON are:
Full Time Java Mainframe Developer jobs near you
Infographic showing various Full Time Java Mainframe Developer job openings in Toronto, ON as of July 2026, with employment types broken down into 83% Full Time, 5% Part Time, 1% Temporary, and 11% Contract. Highlights an 80% Physical, 7% Hybrid, and 13% Remote job distribution.

Sr. Consultant, Back End Developer- Java/Springboot/System Design

CIBC US

Toronto, ON • Hybrid

Full-time

Retirement

Re-posted 28 days ago

Job description

We're building a relationship-oriented bank for the modern world. We need talented, passionate professionals who are dedicated to doing what's right for our clients.

At CIBC, we embrace your strengths and your ambitions, so you are empowered at work. Our team members have what they need to make a meaningful impact and are truly valued for who they are and what they contribute.

To learn more about CIBC, please visit CIBC.com

What you'll be doing

The Sr. Consultant, Back End Developer-Java/Springboot/System Designis responsible for leading the functional design and development of application systems across all technologies and platforms. The role provides consultation for senior management on a wide spectrum of existing and emerging infrastructure technologies, translating user requirements to process and data requirements developing solutions for the business with far-reaching impact. The role provides technical leadership to develop precise steps and processing logic across all platforms, ensuring the designed specifications achieve business needs. In addition, the role provides comprehensive senior level technical consulting to other IT senior management and senior technical teams.

At CIBC we enable the work environment most optimal for you to thrive in your role. To successfully perform the work, you'll be on-site full-time.You'll have the flexibility to manage your work activities within a hybrid work arrangement where you'll spend 1-3 days per week on-site, while other days will be remote.

How you'll succeed

  • Strategic Development & Execution-Perform and coordinate complex solution design activities. Understand the business requirements and translate them into system and application design that is aligned with our technology roadmap.Design and document the technical functionality, infrastructure, interfaces, and integrations. Lead the design of cost-effective and innovative solutions to meet both business objectives and the goal of operational efficiency.

  • Strategy and Roadmap-Contribute to technology roadmaps that are aligned with the bank's vision, strategy, and business objectives. Lead multiple complex technology solutions while maintaining consistency across the platform, adopting best practices and pushing forward continuous improvements.

  • Stakeholder Management-Act as thesolutionlead and interface with the project teams by driving and moderating design review sessions to walk stakeholders through and ensure that the overall design aligns with business requirements as well as architectural directions. Support and mentor junior designers and developers through knowledge sharing, collaboration and effective problem solving.

Who you are

  • You can demonstrate 10+ years experience in.Designing, developing, implementing and supporting applications with expertise in most of the following: Java, Spring Boot, RDBMS/SQL, Micro-servicesarchitecture, J2EE, SOAP Services, REST APIs, gRPC services, Quarkus, JSON , Docker/PodMan, Maven/Gradle, Postman, Junit, Jenkins, GIT, OpenAPI/Swagger, OAuth2/JWT. Eagerness to contribute in developing automation using AI technologies such as Python, LLM integration, Vector Databases, RAG.Must have skills: Java, Springboot, Data Structures, System Design.

  • You put our clients first.You engage with purpose to find the right solutions. You go the extra mile, because it's the right thing todo.

  • You're goal oriented.You're motivated by accomplishing your goals and delivering your best to make a difference.

  • You're passionate about people.You find meaning in relationships and surround yourself with a diverse network of partners. You connect with others through respect and authenticity.

  • You love to learn.You're passionate about growing your knowledge. You have a strong sense of curiosity.

  • You're a certified professional.Bachelor's degree or equivalent in Computer Science or Technical discipline.

  • Values matter to you. You bring your real self to work and you live our values - trust, teamwork, and accountability.

What CIBC Offers

At CIBC, your goals are a priority. We start with your strengths and ambitions as an employee and strive to create opportunities to tap into your potential. We aspire to give you a career, rather than just a paycheck.

  • We work to recognize you in meaningful, personalized ways including a competitive salary, incentive pay, banking benefits, a benefits program*, defined benefit pension plan*, an employee share purchase plan, a vacation offering, wellbeing support, and MomentMakers, our social, points-based recognition program.

  • Our spaces and technological toolkit will make it simple to bring together great minds to create innovative solutions that make a difference for our clients.

  • We cultivate a culture where you can express your ambition through initiatives like Purpose Day; a paid day off dedicated for you to use to invest in your growth and development.

*Subject to plan and program terms and conditions

What you need to know

  • CIBC is committed to creating an inclusive environment where all team members and clients feel like they belong. We seek applicants with a wide range of abilities and we provide an accessible candidate experience. If you need accommodation, please contact Mailbox.careers-carrieres@cibc.com

  • CIBC is committed to clarity in our hiring process. All roles posted are opportunities we're actively recruiting for, unless stated otherwise.

  • You need to be legally eligible to work at the location(s) specified above and, where applicable, must have a valid work or study permit.

  • We may ask you to complete an attribute-based assessment and other skills test (such as simulation, coding, French proficiency).

  • We use artificial intelligence tools during the recruitment process. Our goal for the application process is to get to know more about you, all that you have to offer, and give you the opportunity to learn more about us.

Job Location

Toronto-81 Bay, 21st Floor

Employment Type

Regular

Weekly Hours

37.5

Skills

Application Design, Application Development, Java (Programming Language), Leading Project Teams, Solutions Design, Technical Leadership, Technology Roadmap

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