Data Scientist jobs in Vaughan, ON

Location: Vaughan, ON (3 days working onsite Monday, Wednesday, Friday)Role OverviewThe Senior Data Scientist is responsible for managing multiple data science and analytics teams, driving strategic initiatives, and delivering high-impact data-driven solutions. This role blends technical expertise, leadership, and strategic oversight, ensuring analytics efforts are aligned with business...

Overview Staff Data Scientist (Gen AI, Machine Learning):Are you energized by the idea of innovating with Generative AI? Do you want to create global impact while tackling challenges at the forefront of Artificial Intelligence? Do you dream of building ground-breaking products that define the future of AI-driven network management? Then come, advance with us at Extreme.This is a greenfield...

Position Summary: The successful candidate will assist in leveraging customer, digital and transportation datasets to create insights on pricing, marketing and customer behavior. The Data Scientist will assist the Director of Data Analytics and other key stakeholders to bring actionable data driven solutions to 407etr. This job involves model design, data management, data queries, and providing...

Position Details What You Will Do: Defining Problem Stements - Work closely with cross-functional teams, including analysts, product managers and domain experts to understand business requirements, formulate problem statements, and deliver relevant data science solutions. Machine Learning Model Development - Develop and optimize machine learning models by processing, analyzing and extracting...

Metric has partnered with a VC-backed AI company working with leading retail and ecommerce brands to improve how their product data performs across search engines, generative answer engines, and AI-driven discovery systems. They are looking for a Senior Machine Learning Scientist specializing in Search Engine Optimisation and Generative Engine Optimisation, applied through data, modelling, and...

A leading AI firm is seeking a Data Scientist (Masters) - AI Data Trainer to work remotely. The role involves developing complex data science challenges, authoring ground-truth solutions in Python or SQL, and evaluating AI-generated code for technical accuracy. Candidates must have a Masters or PhD in a quantitative field and strong foundational knowledge in machine learning. Flexibility in hours...

A leading financial services provider in Toronto is seeking a Data Scientist to build analytical models and develop scalable solutions. The role involves collaborating with engineers and business experts to generate insights and improve processes. Ideal candidates will hold a Master's degree in a quantitative field and have strong skills in SQL and Python. This position offers hybrid working...

Overview Staff Data Scientist, Global Security — RBC Dominion Securities Posted October 29, 2025 Job details What is the opportunity? We have an exciting opportunity in Global Cyber Security. As a Staff Data Scientist in our team, you will lead the development and deployment of advanced machine learning models to proactively identify and mitigate evolving digital and cyber threats. You will...

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A leading communications company in Toronto is seeking a Senior Data Scientist to lead the design and implementation of advanced analytics solutions. The successful candidate will possess 7+ years of experience and a Master's or Ph.D. in a quantitative field. This role offers competitive salary, comprehensive benefits including health and wellness programs, and opportunities for professional...

A leading Fintech company in Toronto is looking for an Applied Data Scientist to enhance its cloud platform with AI-powered solutions. The ideal candidate will work closely with product teams, applying machine learning to real customer needs. You should have a degree in a relevant field, at least 3 years of experience in applied data science, and strong skills in Python and SQL. This full-time...

Job Details - Company: TD Bank - Title: Applied Machine Learning Scientist II - Location: Toronto, Ontario, Canada - Hours: 37.5 per week - Pay: $114,000 - $154,000 CAD - Posted: Oct 24, 2025 Job Description - Develop and implement customer engagement strategy, optimizing engagement across the product and service portfolio. - Develop complex and advanced machine learning models that learn from...

A federal government agency in Toronto is looking for a data scientist to bridge business and technical solutions. The role involves leading teams, conducting impactful studies, and fostering innovation in a hybrid environment. Candidates should possess a strong background in project management and machine learning, alongside relevant educational qualifications. This permanent full-time position...

We are looking for a Senior Data Scientist to join our team in a role that blends deep data engineering expertise with hands-on support for data science and AI initiatives. While the title reflects a senior data science position, you will be uniquely positioned at the intersection of data engineering and data science/AI, with emphasis on building scalable data pipelines, optimizing data...

Metric has partnered with a VC-backed AI company working with leading retail and ecommerce brands to improve how their product data performs across search engines, generative answer engines, and AI-driven discovery systems. They are looking for a Senior Machine Learning Scientist specializing in Search Engine Optimisation and Generative Engine Optimisation, applied through data, modelling, and...

Data Scientist (Masters) - AI Data Trainer Get AI-powered advice on this job and more exclusive features. This range is provided by Alignerr. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range $40.00/hr - $80.00/hr Location: Remote About The Job At Alignerr, we partner with the world’s leading AI research teams and labs to...

A leading technology firm in Canada is seeking a Staff Data Scientist to innovate with Generative AI and Machine Learning. In this role, you will shape ML strategy, mentor teams, and lead R&D of cutting-edge solutions. The ideal candidate has over 5 years of experience in ML and a degree in a relevant field. This position offers an exciting opportunity to influence the future of AI-driven network...

A leading technology firm is seeking a Senior Data Scientist in Vaughan, ON. In this role, you will manage data science teams, oversee data management, and drive optimization initiatives. Candidates should have extensive experience in machine learning, predictive modeling, and analytics. The position demands excellent communication skills and the ability to translate complex analytics into...

Staff Data Scientist (Gen AI, Machine Learning): Are you energized by the idea of innovating with Generative AI? Do you want to create global impact while tackling challenges at the forefront of Artificial Intelligence? Do you dream of building ground-breaking products that define the future of AI-driven network management? Then come, advance with us at Extreme. This is a greenfield opportunity...

Metric has partnered with a VC-backed AI company working with leading retail and ecommerce brands to improve how their product data performs across search engines, generative answer engines, and AI-driven discovery systems. They are looking for a Senior Machine Learning Scientist specializing in Search Engine Optimisation and Generative Engine Optimisation, applied through data, modelling, and...