Cyber Security Developer

BMO; Mississauga; Hybrid; CAD 56,000 - 120,000; Full time

Benefits offered by this job

Health insurance

Tuition reimbursement

Accident and life insurance

Retirement savings plans

Job summary

BMO Financial Group in Mississauga combines cutting-edge security with enterprise-scale initiatives. This role focuses on building and enhancing cyber-security platforms protecting data, applications and credentials, with exposure to automation, cloud technologies, IAM, secrets management, encryption and platform integrations.

As a hybrid role, it offers collaboration with cross-functional teams, hands-on experience, and opportunities to contribute to enterprise security programs while advancing

Qualifications

• 2-4 years with programming and scripting using Python or PowerShell.
• 2-4 years with developing and troubleshooting automation with Python, or PowerShell, (Nice-to-have Bash, Java, or equivalent language)
• 2-4 years with API and systems integration - Build or support REST/API-based integrations, authentication flows, data exchange, error handling, and integration troubleshooting
• 2-4 years Linux or Windows systems engineering - Work with operating systems, services, files, permissions, processes, logs, certificates, and system-level troubleshooting
• 2-4 years with CI/CD, version control, and automated deployment
• 2-4 years with creating technical documentation and testing

Responsibilities

• Translate business, security, and technical requirements into configurations, integrations, scripts, and working technical solutions.
• Build scripts, API integrations, reusable components, and CI/CD automation that reduce manual effort and improve delivery consistency.
• Perform functional and integration testing, investigate defects, troubleshoot platform and connectivity issues, and implement sustainable fixes.
• Ensure code and configurations meet BMO requirements for security, logging, error handling, performance, version control, release management, and operational readiness.
• Produce technical designs, deployment instructions, support runbooks, troubleshooting procedures, and knowledge-transfer materials, while working with internal teams and vendors through implementation.
• Exposure to Power BI, data analytics, and enterprise reporting solutions, including support for data ingestion, validation, audit reporting, and dashboard development.
• Specific project areas of focus includes translating user requirements into technical specifications, writing code and managing the preparation of design specifications.
• Supports system design, provides advice on security requirements and debugs business systems and service applications.
• Applies deep knowledge of algorithms, data structures and programming languages to develop high quality technology applications and services - including tools, standards, and relevant software platforms based on business requirements.
• Translates user needs into technical specifications by understanding, conceptualizing, and facilitating technical requirements from user.
• Analyzes, develops, tests, and implements new software programs, and documentation of entire software development life cycle execution.
• Performs preventative and corrective maintenance, troubleshooting and fault rectification of system and core software components.
• Ensures that code/configurations adhere to the security, logging, error handling, and performance standards and non-functional requirements.
• Evaluates new technologies for fit with the programme/system/eco-system and the associated upstream and downstream impacts on process, data, and risk.
• Follows release management processes and standards, and applies version controls.
• Assists in interpreting and documentation of client requirements.
• 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.

Skills

Python/PowerShell

REST APIs

CI/CD

Data/BI tooling

Education

Post-secondary degree in related field

Tools

Power BI

CI/CD tooling

Git/Version control

Job description

Application Deadline: 11/10/2026 Address: 2465 Argentia Road Job Family Group: Technology

This role offers the opportunity to build and enhance the cyber-security platforms that protect BMO’s data, applications, and credentials. The individual will gain hands‑on experience with automation, cloud technologies, identity and access management, secrets management, encryption, and platform integrations while working on solutions used across the bank. The position provides strong growth opportunities through exposure to multiple security technologies, cross‑functional teams, and enterprise-scale initiatives.

***This is a HYBRID role***
Please note that occasional overnight and weekend work may be required to support production deployments and other business‑critical activities. Any approved work performed outside of regular business hours, including overnight or weekend work beyond the standard work schedule, will be compensated through time off in lieu, in accordance with company guidelines and manager approval.

KEY Responsibilites:

Translate business, security, and technical requirements into configurations, integrations, scripts, and working technical solutions.

Build scripts, API integrations, reusable components, and CI/CD automation that reduce manual effort and improve delivery consistency.

Perform functional and integration testing, investigate defects, troubleshoot platform and connectivity issues, and implement sustainable fixes.

Ensure code and configurations meet BMO requirements for security, logging, error handling, performance, version control, release management, and operational readiness.

Produce technical designs, deployment instructions, support runbooks, troubleshooting procedures, and knowledge-transfer materials, while working with internal teams and vendors through implementation.

Exposure to Power BI, data analytics, and enterprise reporting solutions, including support for data ingestion, validation, audit reporting, and dashboard development.

Specific project areas of focus includes translating user requirements into technical specifications, writing code and managing the preparation of design specifications.

Supports system design, provides advice on security requirements and debugs business systems and service applications.

Applies deep knowledge of algorithms, data structures and programming languages to develop high quality technology applications and services - including tools, standards, and relevant software platforms based on business requirements.

Translates user needs into technical specifications by understanding, conceptualizing, and facilitating technical requirements from user.

Analyzes, develops, tests, and implements new software programs, and documentation of entire software development life cycle execution.

Performs preventative and corrective maintenance, troubleshooting and fault rectification of system and core software components.

Ensures that code/configurations adhere to the security, logging, error handling, and performance standards and non-functional requirements.

Evaluates new technologies for fit with the programme/system/eco-system and the associated upstream and downstream impacts on process, data, and risk.

Follows release management processes and standards, and applies version controls.

Assists in interpreting and documentation of client requirements.

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.

Take measured risks while protecting the bank by applying our Risk Management Framework in the execution of your role, in line with our Risk Culture and within our approved Risk Appetite, making sound and risk informed decisions that align to business strategy, protect assets, and adhere to applicable policy documents (Frameworks, Policies, Standards, Procedures and Supporting documents), laws and regulations.

CORE SKILLS and Experience:

2-4 years with programming and scripting using Python or PowerShell

2 -4 years with developing and troubleshooting automation with Python, or PowerShell, (Nice-to-have experience with Bash, Java, or an equivalent language)

2-4 years with API and systems integration - Build or support REST/API-based integrations, authentication flows, data exchange, error handling, and integration troubleshooting

2-4 years Linux or Windows systems engineering - Work with operating systems, services, files, permissions, processes, logs, certificates, and system-level troubleshooting

2-4 years with CI/CD, version control, and automated deployment

2-4 years with creating technical documentation and testing

Qualifications:

Foundational level of proficiency: Creative thinking. Building and managing relationships. Emotional agility. Quality Assurance and Testing. Cloud computing. Microservices. Technology Business Requirements Definition, Analysis and Mapping. Adaptability. Learning Agility.

Intermediate level of proficiency: Programming. Applications Integration. Test Driven Development. System Development Lifecycle. Troubleshooting. System and Technology Integration. Verbal & written communication skills. Collaboration & team skills. Analytical and problem solving skills. Data driven decision making.

Typically between 4 - 6 years of relevant experience and post-secondary degree in related field of study or an equivalent combination of education and experience.

Salary: $55,500.00 - $120,000.00 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 view more details of our benefits, please visit: https://jobs.bmo.com/global/en/Total-Rewards

About Us

At BMO we are driven by a shared Purpose: Boldly Grow the Good in business and life. It calls on us to create lasting, positive change for our customers, our communities and our people. By working together, innovating and pushing boundaries, we transform lives and businesses, and power economic growth around the world. As a member of the BMO team you are valued, respected and heard, and you have more ways to grow and make an impact. We strive to help you make an impact from day one – for yourself and our customers. We’ll support you with the tools and resources you need to reach new milestones, as you help our customers reach theirs. To find out more visit us at https://jobs.bmo.com/ca/en.

BMO is committed to an inclusive, equitable and accessible workplace. By learning from each other’s differences, we gain strength through our people and our perspectives. Accommodations are available on request for candidates taking part in all aspects of the selection process.

BMO is a leading bank driven by a single purpose: to Boldly Grow the Good in business and life. Everywhere we do business, we’re focused on building, investing and transforming how we work to drive performance and continue growing the good.

Who we are We’re proud to be fueling growth and expanding possibilities for individuals, families and businesses. More than 12 million customers count on us for personal and commercial banking, wealth management and investment services. As the 8th largest bank in North America by assets, we provide personal and commercial banking, wealth management and investment services to more than 12 million customers. In Canada, the United States and across the globe, we’ll continue to build, invest and transform to drive performance that serves the good that grows.