Senior Machine Learning Developer

Address:

Location: Toronto ON (Hybrid)

Overview

BMO is seeking a Senior Machine Learning Engineer to join our team in Toronto. This role is ideal for an experienced technology professional with expertise in Machine Learning Python development AWS cloud technologies and solution design who is passionate about leading the delivery of innovative AI and machine learning solutions at enterprise scale.

As a Senior Machine Learning Engineer you will lead complex machine learning and AI initiatives from concept through implementation. Working closely with business stakeholders product teams architects data engineers and technology partners you will translate business objectives into scalable technical solutions and drive projects through all stages of the delivery lifecycle.

The successful candidate will combine strong technical expertise with solution design and project leadership capabilities. You will be responsible for leading the delivery of strategic initiatives influencing technical direction and ensuring the successful implementation of secure scalable and high-performing machine learning solutions that deliver measurable business value.

Key Responsibilities

• Lead the delivery of machine learning and AI initiatives from requirements definition through design development deployment and production support.

• Partner with business and technology stakeholders to understand objectives define technical approaches and develop implementation roadmaps.

• Drive end-to-end execution of complex projects coordinating activities across engineering data infrastructure security and platform teams.

• Design scalable resilient and maintainable machine learning solutions aligned with enterprise architecture standards and business objectives.

• Develop and maintain production-ready applications and machine learning services using Python and modern software engineering practices.

• Lead solution design activities and contribute to architectural decisions that support long-term scalability reliability and operational excellence.

• Design and implement cloud-native applications and services leveraging AWS technologies.

• Build deploy and optimize machine learning models in production environments.

• Drive the adoption of MLOps practices including CI/CD model lifecycle management monitoring automation and observability.

• Ensure solutions meet security compliance performance and operational requirements.

• Identify project risks dependencies and technical challenges developing mitigation strategies to support successful delivery.

• Collaborate with Enterprise Architecture and engineering teams to ensure alignment with broader technology strategies and standards.

• Evaluate emerging technologies and recommend improvements that enhance platform capabilities scalability and business outcomes.

• Lead troubleshooting and root cause analysis activities for complex production issues.

• Support project planning estimation and technical delivery activities across multiple concurrent initiatives.

• Apply BMOs Risk Management Framework and adhere to all applicable regulatory security and governance standards.

Required Technical Skills

Python & Software Engineering

• Advanced proficiency in Python application development.

• Strong experience building enterprise-grade applications APIs and machine learning services.

• Hands-on experience with libraries and frameworks such as Pandas NumPy Scikit-learn TensorFlow PyTorch FastAPI or equivalent technologies.

• Strong understanding of software design patterns testing methodologies code quality standards and modern development practices.

AWS Cloud & Solution Design

• Strong experience designing and implementing cloud-native solutions in AWS.

• Experience with AWS services including SageMaker Lambda API Gateway S3 IAM CloudWatch EventBridge ECS EKS and related technologies.

• Strong knowledge of serverless distributed and event-driven architectures.

• Proven ability to design scalable secure and highly available solutions supporting enterprise workloads.

Machine Learning & MLOps

• Experience developing deploying monitoring and optimizing machine learning models in production environments.

• Strong understanding of machine learning techniques feature engineering model evaluation and deployment best practices.

• Experience implementing MLOps capabilities CI/CD pipelines automation frameworks and model governance practices.

• Knowledge of model monitoring observability and operational excellence principles.

Qualifications

Required

• 7 years of experience in Software Engineering Machine Learning Engineering Artificial Intelligence or a related technology discipline.

• Proven experience leading the delivery of complex machine learning AI data or cloud technology initiatives within enterprise environments.

• Demonstrated experience translating business requirements into technical solutions architecture designs and implementation plans.

• Strong experience working across cross-functional teams including business data engineering and infrastructure stakeholders.

• Advanced proficiency in Python development.

• Strong experience designing and implementing cloud-native solutions using AWS.

• Experience with APIs microservices distributed systems and modern architecture patterns.

• Strong understanding of software engineering principles DevOps practices testing methodologies and the software development lifecycle.

• Experience with Git CI/CD pipelines and Agile delivery methodologies.

• Excellent analytical problem-solving communication and stakeholder management skills.

Preferred

• Experience delivering enterprise-scale AI and Machine Learning platforms and solutions.

• Experience with Generative AI Large Language Models (LLMs) Retrieval-Augmented Generation (RAG) and AI-powered applications.

• Experience with AWS SageMaker and cloud-based machine learning platforms.

• Experience with containerization technologies Kubernetes and platform engineering practices.

• AWS certifications such as Solutions Architect or Machine Learning Specialty.

• Experience within financial services or other highly regulated industries.

• Masters degree in Computer Science Engineering Artificial Intelligence Data Science Mathematics or a related field.

Why Join BMO

This is an opportunity to lead strategically important AI and Machine Learning initiatives that drive innovation across the bank. You will work on enterprise-scale solutions influence technology direction and partner with diverse teams to deliver impactful outcomes while helping shape the future of AI and advanced analytics at BMO.

The above represents BMO Financial Groups 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 Groups expected target for the first year in this position.

BMO Financial Groups 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: 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. Well 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 well help you gain valuable experience and broaden your skillset.

To find out more visit us at is committed to an inclusive equitable and accessible workplace. By learning from each others 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.