Technologie 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.

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. Ensure solutions meet security, compliance, performance, and operational requirements.

Identify project risks, dependencies,



and technical challenges, developing mitigation strategies to support successful delivery. Lead troubleshooting and root cause analysis activities for complex production issues. Support project planning, estimation, and technical delivery activities across multiple concurrent initiatives.

Apply BMO's 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. 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.

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. 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. ~ Robust experience designing and implementing cloud-native solutions using AWS. ~ 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. ~ 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. AWS certifications such as Solutions Architect or Machine Learning Specialty. Master's degree in Computer Science, Engineering, Artificial Intelligence, Data Science, Mathematics, or a related field.

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. Les salaires pour les postes à temps partiel seront calculés au prorata du nombre d’heures travaillées régulièrement.

BMO offre également une assurance santé, le remboursement des frais de scolarité, une assurance accident et une assurance vie, ainsi que des régimes d’épargne-retraite. Pour en savoir plus sur nos avantages sociaux, consultez le site : Cette raison d’être nous invite à entraîner des changements positifs et durables pour nos clients, nos collectivités et nos gens. Nous vous offrirons les outils et les ressources dont vous avez besoin pour franchir de nouvelles étapes, car vous aidez nos clients à franchir les leurs.

Au moyen de formation et de coaching approfondis ainsi que de soutien de la direction et d'occasions de réseautage, nous vous aiderons à acquérir une expérience enrichissante et à élargir votre groupe de compétences.

📌 Senior machine learning developer (Toronto)
🏢 BMO Financial Group
📍 Toronto