Application Deadline: 07/30/2026 Address: 4100 Gordon Baker Road Job Family Group: Technology Hybrid role (2 days/week in Scarborough office). Out of province candidates should consider relocating. This role is not eligible for Virtual/Remote work. About the Role: We are seeking a senior cloud developer with a strong AWS developer background to join one of the bank’s premium IT teams. This role is designed for an engineer who has built and shipped production software, understands system behavior from the code up, and applies software engineering principles to solve reliability and operational challenges at scale. You will act as a developer partnering closely with SRE teams to design, build, and operate highly reliable, scalable, and resilient cloud‑based systems. In addition to hands‑on delivery, you will help shape SRE standards, influence architecture decisions, mentor engineers, and contribute to the SRE Community of Practice. What You Will Do: Develops scalable and accessible business cloud applications. Focuses on the technical design, development, enhancement, testing, debugging and maintenance of Cloud applications and supports the design of business processes in the cloud. Applies expertise and in-depth understanding of managed services environments, next-generation databases and developer tools. Migrates existing applications to the cloud, and modifies existing applications for the cloud, or builds new cloud-native applications. Creates and maintains various applications using different types of programming languages. Integrates data sources and identifies the kinds of problems that can arise due to incompatibility or security concerns. Designs, configures and implements the cloud-native software that solves actual business problems using cloud technology. Maintains applications and infrastructure for cloud-based platforms. Develops workflows and processes following best practices and the cloud architecture. Understands specific cloud resources, services, architectures and service-level agreements in order to create scalable and extensive software products. Creates instructions for cloud computing operations and documentation. Establishes a development environment and continuous integration pipeline. Utilizes modern application patterns and code efficiency. Translates user needs into technical specifications by understanding, conceptualizing, and facilitating technical requirements from users. 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. Key Responsibilities Develop and maintain scalable, high-performance server-side components using Node JS or Python Design and implement RESTful APIs and microservices. Write clean, maintainable, and efficient code, following beset practices for coding, testing, and documentation. Optimize application for maximum speed and scalability. Troubleshoot and debug applications to ensure optimal performance. Participate in code reviews and provide constructive feedback to peers. Stay up to date with emerging technologies and industry trends and apply them to your work. Qualifications Degree in Computer Science 7-10 years of experience as a Cloud (AWS) Developer Strong knowledge of AWS serverless architecture, including services like Lambda, API Gateway, DynamoDB and S3. Experience in building backend with Java/Node.JS/Python Understanding CI/CD pipelines and DevOps and SRE practices Cloud computing, cloud security, cloud storage. AWS cloud computing platforms from development to deployment. Strong solution design experience leveraging microservice, event driven and cloud native architectures. API Gateway, Lambda, Step Functions, SQS, SNS, AWS EMR, Glue, S3, ELK / OpenSearch RDS, DynamoDB CDK & TypeScript, NodeJS, Python, Terraform Code pipeline, CICD, Build/Deploy Salary: $75,900.00 - $141,900.00 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 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. From in-depth training and coaching, to manager support and network-building opportunities, we’ll help you gain valuable experience, and broaden your skillset. 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. To request accommodation, please contact your recruiter. Note to Recruiters: BMO does not accept unsolicited resumes from any source other than directly from a candidate. Any unsolicited resumes sent to BMO, directly or indirectly, will be considered BMO property. BMO will not pay a fee for any placement resulting from the receipt of an unsolicited resume. A recruiting agency must first have a valid, written and fully executed agency agreement contract for service to submit resumes. 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.