Data scientist jobs in Toronto, ON and nearby

Within 25 km

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Added 1 month ago
JG
DATA ARCHITECT
J&M Group
Toronto, ON
- Contract
We are looking for a Data Architect with 8 10 years of Dynamics 365 CE/CRM experience, strong Azure integration, MuleSoft, APIs, SQL, Power Platform, and CRM architecture skills, plus…
Added 1 month ago
M
Lead Data Scientist (FBL/RCA)
McKesson
Mississauga, ON
- Full-time
The Data Scientist – Level 5 serves as a strategic leader in advancing McKesson’s data science capabilities to solve complex business and IT challenges. This position is responsible for…
Added 1 month ago
FB
Senior Data Architect
fgf brands
Toronto, ON
- Other
As Senior Data Architect, you will own and evolve the entire Data Analytics platform - the core engine that turns computer vision streams into production intelligence. This senior…
Added 1 month ago
OS
Sr. Data Scientist
Ontario Securities Commission
Toronto, ON
- Full-time
…and hands-on technical expertise in advanced analytics and data science. You will develop cloud-based analytics products, help shape the OSC’s analytics roadmap, and guide technical staff…
Added 1 month ago
TM
Principal Data Modeler/Analyst - Capital Markets
The Mirillion Group
Toronto, ON
- $150,000 to $200,000 CAD / year
- Full-time
Principal Data Modeler - Capital Markets Technology
Added 1 month ago
NB
Senior Data Scientist Implementation and Codification
National Bank of Canada
Richmond Hill, ON
- Full-time
As a Senior Data Scientist in the Credit Risk Analytics team at National Bank, you’ll be responsible for the IFRS 9 and stress testing model development and performance monitoring, as well…
Added 1 month ago
NB
Senior Data Scientist Model Developement and Validation
National Bank of Canada
Richmond Hill, ON
- Full-time
As a Senior Data Scientist in the Credit Risk Analytics team at National Bank, you’ll be responsible for the IFRS 9 and stress testing model development and performance monitoring, as well…
Added 1 month ago
Vice President, Data Scientist
BMO
Toronto, ON
We are seeking a talented and experienced Data Scientist to join our Data Cognition Team at BMO Capital Markets. As a Data Scientist, you will be responsible for developing and implementing…
Added 1 month ago
W
Machine Learning Scientist II - Marketing Optimization
Wayfair
Toronto, ON
- $168,960 to $188,776.5 CAD / year
- Full-time
Must have a strong theoretical understanding and solid hands-on expertise deploying machine learning solutions into production
Added 1 month ago
B
Data Scientist
BMO
Toronto, ON
- Full-time
…mine and analyze large sets of structured and unstructured data to obtain insights. Designs and constructs new processes for modeling data. Develops predictive models and leverages big data…
Added 1 month ago
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Machine Learning Engineer
BMO
Toronto, ON
- Full-time
…learning and making predictions to business requirements. Enhances data pipelines and lakes to ensure data is clean, accurate, and optimized for machine learning models. Monitors,…
Added 1 month ago
H
Principal Data Architect
Hays
Toronto, ON
- Contract
…lead the design and implementation of scalable cloud-native data and integration solutions on the Azure platform. The ideal candidate will possess deep expertise in Azure Databricks, ADLS,…
Added 1 month ago
NB
Senior Data Scientist Production and Reporting Lead
National Bank of Canada
Richmond Hill, ON
- Full-time
As a Senior Data Scientist in National Bank’s IFRS-9 and Credit Risk Analytics team, you will be responsible for IFRS-9 reporting, risk analytics, process development, and risk data…
Added 1 month ago
U
Data Architect
Univeris
Toronto, ON
- Full-time
…ecosystem powered by microservices and advanced analytics. As our Data Architect, you will not just manage data; you will define the future of how wealth management data is mastered,…
Added 1 month ago
U
Data Architect
Univeris
Toronto, ON
- $130,000 to $150,000 CAD / year
- Full-time
…ecosystem powered by microservices and advanced analytics. As our Data Architect, you will not just manage data; you will define the future of how wealth management data is mastered,…
Added 1 month ago
M
Senior Data Scientist
Moneris
Toronto, ON
- Full-time
As the Senior Data Scientist, you will lead impactful data science initiatives that move strategic decision-making and product innovation. You will focus on developing and deploying…
Added 1 month ago
Data Architect
Lantern
Toronto, ON
Lantern is seeking an experienced, client-facing Data Architect to lead enterprise data strategy, architecture, and delivery across Azure Databricks, Microsoft Fabric, Power BI, and Azure.
Added 1 month ago
PX
Senior Machine Learning Engineer –AI & Agentic Systems
Project X
Toronto, ON
- Full-time
Project X Ltd. builds high-performing teams of talented, client-focused problem solvers who thrive on complex data challenges. Guided by our values of Care, Bravery, Excellence, and…
Added 1 month ago
MS
Data Modeler
Millennium Software and Staffing Inc
Toronto, ON
- Contract
We are looking for a Data Engineer with strong hands-on experience in Snowflake and dbt (Must Have)
Added 1 month ago
O
Staff Machine Learning Engineer, SecureAI
Okta
Toronto, ON
- $168,000 to $231,000 CAD / year
- Full-time
Familiarity with evaluation datasets, synthetic data generation, or LLM-as-a-judge methods.
Added 1 month ago
Staff Machine Learning Engineer, SecureAI
Okta
Toronto, ON
Familiarity with evaluation datasets, synthetic data generation, or LLM-as-a-judge methods.
Added 1 month ago
BC
Analyst, Data Scientist
BMO Capital Markets
Toronto, ON
- Contract
We are seeking a talented and experienced Data Scientist to join our Data Cognition Team at BMO Capital Markets. As a Data Scientist, you will be responsible for developing and implementing…
Added 1 month ago
Associate, Data Scientist
BMO
Toronto, ON
We are seeking a talented and experienced Data Scientist to join our Data Cognition Team at BMO Capital Markets. As a Data Scientist, you will be responsible for developing and implementing…
Added 1 month ago
MS
Snowflake Data Modeler
Millennium Software and Staffing Inc
Toronto, ON
- Contract
Looking for a Data Modeler with 5+ years of experience, strong Snowflake & Data Modeling expertise, and 3+ years of P&C Insurance domain experience.
Added 1 month ago
Analyst, Data Scientist
BMO
Toronto, ON
We are seeking a talented and experienced Data Scientist to join our Data Cognition Team at BMO Capital Markets. As a Data Scientist, you will be responsible for developing and implementing…

Wayfair

Machine Learning Scientist II - Marketing Optimization

Toronto, ON, Canada

$168,960 to $188,776.5 CAD / year · Full-time

Apply on LinkedIn About employer

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Job details

Pay: $168,960 to $188,776.5 CAD / year
Job type: Full-time
Experience: Minimum 0+ years of experience with PhD, or 2+ years of industry experience with MS, or 4+ years of experience with a BS in a quantitative STEM field.
Posting language: English
Posted: Sep 18, 2026

Original job description

Candidates for this position are to be based, or plan to relocate, to Toronto, ON and will be expected to comply with their team's hybrid work schedule requirements. Our teams are onsite in our Toronto office Tuesday-Thursday, and remote Monday and Friday.

Who We Are

Wayfair is an online retail platform with the mission to enable everyone to live in a home they love. To do this Wayfair builds and leverages cutting edge Machine Learning and AI products and we are looking for talented individuals to join us. You will be part of a cross-functional, collaborative team driving development of world-class ML systems that drive real-world impact.

What You’ll Do

Design, build, deploy and refine large-scale machine learning models and algorithmic decision-making systems that solve real-world problems for customers
Develop cutting-edge GenAI and LLM applications powered by reinforcement learning to optimize content across marketing channels.
Architect Wayfair's GenAI-driven content optimization infrastructure, balancing cost and performance.
Research GenAI content-generation applications beyond existing short-form text use cases, including long-form text and images.
Build agentic AI solutions that generate insights and optimize channel analytics workflows.
Empower non-Science stakeholders to optimize content using centralized algorithms and production systems

We Are a Match Because You Have

Minimum 0+ years of experience with PhD, or 2+ years of industry experience with MS, or 4+ years of experience with a BS in a quantitative STEM field.
Proficiency in Python or one other high-level programming language
Must have a strong theoretical understanding and solid hands-on expertise deploying machine learning solutions into production.
Strong written and verbal communication skills, ability to synthesize conclusions for non-experts, and overall bias towards simplicity
Intellectual curiosity and enthusiastic about continuous learning

Nice To Have

Experience with Python ML ecosystem (numpy, pandas, sklearn, XGBoost, etc.) and/or Apache Spark Ecosystem (Spark SQL, MLlib/Spark ML) Familiarity with GCP (or AWS, Azure), ML model development frameworks, ML orchestration tools (Airflow, Kubeflow or MLFlow)

Assistance For Individuals With Disabilities

Wayfair is fully committed to providing equal opportunities for all individuals, including individuals with disabilities. As part of this commitment, Wayfair will make reasonable accommodations to the known physical or mental limitations of qualified individuals with disabilities, unless doing so would impose an undue hardship on business operations. If you require a reasonable accommodation to participate in the job application or interview process, please let us know by completing our Accomodations for Applicants form.

Need Technical Assistance?

For more information about applying for a career at wayfair, visit our FAQ page here.

About Wayfair Inc.

Wayfair is one of the world’s largest online destinations for the home. Whether you work in our global headquarters in Boston, or in our warehouses or offices throughout the world, we’re reinventing the way people shop for their homes. Through our commitment to industry-leading technology and creative problem-solving, we are confident that Wayfair will be home to the most rewarding work of your career. If you’re looking for rapid growth, constant learning, and dynamic challenges, then you’ll find that amazing career opportunities are knocking.

No matter who you are, Wayfair is a place you can call home. We’re a community of innovators, risk-takers, and trailblazers who celebrate our differences, and know that our unique perspectives make us stronger, smarter, and well-positioned for success. We value and rely on the collective voices of our employees, customers, community, and suppliers to help guide us as we build a better Wayfair – and world – for all. Every voice, every perspective matters. That’s why we’re proud to be an equal opportunity employer. We do not discriminate on the basis of race, color, ethnicity, ancestry, religion, sex, national origin, sexual orientation, age, citizenship status, marital status, disability, gender identity, gender expression, veteran status, genetic information, or any other legally protected characteristic.

Your personal data is processed in accordance with our Candidate Privacy Notice (https://www.wayfair.com/careers/privacy). If you have any questions or wish to exercise your rights under applicable privacy and data protection laws, please contact us at dataprotectionofficer@wayfair.com.

Apply on LinkedIn About employer

More about this job

Responsibilities

Design, build, and deploy large-scale machine learning models and algorithmic systems to solve real-world customer problems. Architect GenAI-driven infrastructure and develop agentic AI solutions to optimize marketing content and channel analytics.

Requirements

Requires a PhD with 0+ years experience, an MS with 2+ years, or a BS with 4+ years in a quantitative STEM field. Candidates must have strong theoretical knowledge and hands-on experience deploying machine learning solutions into production.

Skills

Machine Learning
Python
GenAI
LLM
Reinforcement Learning
Algorithmic Decision-making
Apache Spark
GCP
AWS
Azure
Airflow
Kubeflow
MLFlow
Numpy
Pandas
XGBoost

Visa sponsorship

Not detected in the job text

Keywords

Machine Learning
Marketing Optimization
GenAI
LLM
Reinforcement Learning
Python
Apache Spark
GCP
AWS
Azure
Airflow
Kubeflow
MLFlow
Numpy
Pandas
XGBoost
Agentic AI
Algorithmic Systems
Data Science
STEM
Retail
Artificial Intelligence

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Data scientist jobs in Toronto, ON and nearby

DATA ARCHITECT

Lead Data Scientist (FBL/RCA)

Senior Data Architect

Sr. Data Scientist

Principal Data Modeler/Analyst - Capital Markets

Senior Data Scientist Implementation and Codification

Senior Data Scientist Model Developement and Validation

Vice President, Data Scientist