Mainframe Application Developer

Application Deadline:

06/25/2026

Address:

33 Dundas Street West

Job Family Group:

Technology

Job Description

Understands that the success of a developer is to understand the core business processes of the business unit and business requirements as well as the architecture patterns and technology strategy. Conceive and write detailed software implementations/code while ensuring that their code/configurations adhere to the security, logging, error handling, and performance standards and non-functional requirements. Writes, configures, and integrates code to create the software that aligns with architecture patterns and technology strategy. Understands the implications of various components (including technology strategy & architecture) to the overall design of a program, system, or eco-system. Evaluates new technologies for fit with the program/system/eco-system and the associated upstream and downstream impacts on process, data, risk (e.g., security). Works toward the objective of defect free software. Ensures that systems functionally meet requirements, align with architecture and promote the development of common assets. Supports the resolution of production issues and problems. Makes recommendations to improve BMO processes & systems.

Responsibilities:

Supports research and development of development frameworks, and definition of standards.

Leads and implements initiatives as required to deliver business objectives.

Conducts independent analysis and assessment to resolve strategic issues.

Builds effective relationships with internal/external stakeholders and ensures alignment.

Monitors and tracks performance and addresses any issues.

Reviews the work of other team members as required.

Provides input into the planning and implementation of operational programs.

Decomposes business requirements and translates them into detailed design specifications and code.

Interacts with key business & technology stakeholders to define, analyze, and deliver requirements that reflect the needs of both the business and end-customers.

Assesses the costs and benefits for different solutions and recommend/decide on appropriate designs.

Designs solutions, writes code, performs unit testing, develops appropriate artefacts / documentation, and facilitates final delivery.

Supports production issues, includes independently completing root-cause analysis and diagnosis.

Devises new algorithms and data structures for target environment and platform attributes in alignment with architectural patterns.

Builds solutions that are supportable, scalable and achieve our aspiration of common assets.

Recommends or automates approaches to streamline and integrate technological processes and/or systems to improve operational efficiency and effectiveness.

Supports the management of specific project deliverables & outcomes. Identifies opportunities to strengthen the development capability, such as: sharing expertise to promote technical development, mentoring employees, building communities of practice and networks.

Stays abreast of industry technical and business trends through participation in professional associations, practice communities & individual learning.

Focus is primarily on business/group within BMO; may have broader, enterprise-wide focus.

Exercises judgment to identify, diagnose, and solve problems within given rules.

Works independently on a range of complex tasks, which may include unique situations.

Broader work or accountabilities may be assigned as needed.

Qualifications:

Typically 3 to 5 years of work experience as a Mainframe Programmer and/or B.S./B.A. in computer science, engineering, information systems, math or business

Experience with CICS, Cobol, PL1, JCL, DB2 and VSAM

EASYTRIEVE and FOCUS experience would be an asset

Experience with Jira, Confluence, ZOS and ServiceNow is a asset

Familiarity with AI technologies and mainframe modernization

Knowledge of software development practices, concepts, and technology obtained through formal training and/or work experience.

Knowledge of required programming languages and can code with little oversight.

Knowledge of technical/business environment and processes.

Understand functional aspects and technical behavior of the underlying operating system, development environment, and deployment practices.

Have facility with and understanding of the ecosystem that code operates in.

Technical proficiency gained through education and/or business experience.

Verbal & written communication skills - In-depth.

Collaboration & team skills - In-depth.

Analytical and problem-solving skills - In-depth.

Influence skills - In-depth.

Data driven decision making - In-depth.

Salary :

$61,600.00 - $113,900.00

Pay Type:

Salaried

The above represents BMO Financial Group’s pay range and type.

Salaries will vary based on factors such as location, skills, experience, education, and qualifications for the role, and may include a commission structure. Salaries for part-time roles will be pro-rated based on number of hours regularly worked. For commission roles, the salary listed above represents BMO Financial Group’s expected target for the first year in this position.

BMO Financial Group’s total compensation package will vary based on the pay type of the position and may include performance-based incentives, discretionary bonuses, as well as other perks and rewards. BMO also offers health insurance, tuition reimbursement, accident and life insurance, and retirement savings plans. To details of our benefits, please visit: https://jobs.bmo.com/global/en/Total-Rewards