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Added 9 hours ago
L
Senior Manager - Research, Advanced Concepts
lululemon
Vancouver, BC
- Full-time
…passionate team of innovators, our leading human and material research infrastructure, and the pioneering Science of Feel innovation philosophy, the Product Innovation team ensures that…
Added 9 hours ago
T
Group Manager, Finance - IDPP
TD
Toronto, ON
- Full-time
Formulate relevant and meaningful data analysis through comprehensive data visualization tools, profiling tools, segmentation, as well as leveraging advanced modeling and analytics
Added 13 hours ago
C
Sr NetIQ Engineer (NetIQ OpenText)
CIBC
Toronto, ON · ON
- Full-time
The NetIQ Open Text Identity Manager Senior Engineer (NetIQ OpenText) is responsible for providing advanced technical expertise to support and resolve application and infrastructure issues…
Added 21 hours ago
B
Senior Digital Product Owner
BMO
Toronto, ON · BMOPLACE
- Full-time
…'when' and 'what' of the product, persona development, proof of concepts, backlog management and product activation through to product retirement. Provides the voice of the business to…
Added 21 hours ago
B
Senior Digital Product Owner, Open Banking - Business Banking
BMO
Toronto, ON · BMOPLACE
- Full-time
…'when' and 'what' of the product, persona development, proof of concepts, backlog management and product activation through to product retirement. Provides the voice of the business to…
Added 1 day ago
V
Senior Data Scientist
Visa
Toronto, ON
- Full-time
The position requires collaborating with cross-functional teams, translating model outputs into actionable recommendations, and communicating complex concepts to diverse audiences.
Added 1 day ago
T
Senior Manager, Data Science
TD
Toronto, ON
- Full-time
The Senior Manager, Data Science leads a specialized team of data professionals varying in size and complexity that are responsible for aiding to drive changes and improvement in business…
Added 1 day ago
Global Client Pursuits Manager, Americas
Baker McKenzie
Toronto, ON
The Manager, Global Client Pursuits, Americas is responsible for leading and managing strategic client pursuits across the Americas region to help Baker McKenzie win new business and expand…
Added 1 day ago
BC
Equity Research Database & Development Associate
BMO Capital Markets
Toronto, ON
- Full-time
We are seeking a highly motivated Database and Development Associate to join our Equity Research Production team, to deliver Global Equity Products systems/reporting/analytics/CRM support…
Added 1 day ago
RB
Principal Product Manager
Royal Bank of Canada
Toronto, ON
- Full-time
RBC Borealis is looking for an experienced Principal Product Manager to shape the next generation of AI products for Personal Banking. Working at the frontier of applied AI, you’ll take…
Added 1 day ago
Senior Registered Electrical Engineer - Nuclear Power
Black & Veatch Family of Companies
Markham, ON
…or in a narrow but specialized field. Develops and applies advanced engineering concepts and approaches to unique engineering problems. Typically supports multiple projects on very complex…
Added 1 day ago
B&
Senior Registered Electrical Engineer - Nuclear Power
Black & Veatch
Markham, ON
- Full-time
…or in a narrow but specialized field. Develops and applies advanced engineering concepts and approaches to unique engineering problems. Typically supports multiple projects on very complex…
Added 2 days ago
Lead Data Scientist
Independent Electricity System Operator
Canada
The Lead Data Scientist reports to the Senior Manager, Data & Analytics in the SME groups and is accountable for scoping, design, and implementation of models and/or algorithms to obtain…
Added 2 days ago
UO
Product Manager, Information Technology
University of Ottawa
Ottawa, ON · Vanier Hall
- Full-time
Reporting to the Senior Manager, Information Technology, the incumbent manages the endeavours that support the strategic operations of a designated Faculty/Service and share this…
Added 2 days ago
B&
Senior Process Engineer - Industrial Water/Wastewater
Black & Veatch
Markham, ON
- Full-time
With limited direction, develops and applies advanced treatment and engineering techniques, concepts, and approaches to solve complex engineering problems for a wide range of water quality…
Added 2 days ago
Senior Process Engineer - Industrial Water/Wastewater
Black & Veatch Family of Companies
Markham, ON
With limited direction, develops and applies advanced treatment and engineering techniques, concepts, and approaches to solve complex engineering problems for a wide range of water quality…
Added 2 days ago
TM
Manager, Videography
Toronto Metropolitan University
Toronto, ON
- Temporary
…to higher education. Driven by bold leadership, cutting-edge research and a deep commitment to academic excellence, TMU collaborates with students, faculties, staff and partners to push…
Added 3 days ago
K
Senior Product Manager (6 Month Contract)
Knix
Toronto, ON
- Contract
We're on the hunt for a Senior Product Manager who will be responsible for the strategic planning and implementation of a digital roadmap to support Knix. You will use data, company…
Added 3 days ago
TU
Engineering Technician
The University of British Columbia
Vancouver, BC
- $7,309 to $7,798 CAD / month
- Full-time
Instrument Machine Shop (IMS): Performs advanced machining and fabrication of precision parts and devices to fine tolerances, and assembles mechanical units and instruments by applying a…
Added 3 days ago
SF
Growth Intelligence Analyst – Simplii Financial
Simplii Financial
Toronto, ON
- Full-time
…reflects the most current business context. Communicate complex concepts clearly to non-finance stakeholders and contribute recommendations to senior…
Added 3 days ago
UO
Engineering Technician
University of British Columbia
Vancouver, BC · UBCV | Hennings Building (HENN)
- $7,309 to $7,798 CAD / month
- Full-time
Instrument Machine Shop (IMS): Performs advanced machining and fabrication of precision parts and devices to fine tolerances, and assembles mechanical units and instruments by applying a…
Added 3 days ago
B
Digital Product Owner
BMO
Toronto, ON · BMOPLACE
- Full-time
…'when' and 'what' of the product, persona development, proof of concepts, backlog management and product activation through to product retirement. Provides the voice of the business to…
Added 3 days ago
FS
Manager, Guest Profile Enablement
Four Seasons Hotels and Resorts
Toronto, ON · Four Seasons Corporate Headquarters Toronto
- Full-time
…programming is the company’s commitment to supporting cancer research, and the advancement of diversity, inclusion, equality and belonging at Four Seasons corporate offices and properties…
Added 3 days ago
T
Business Application Analyst III
TD
Toronto, ON
- Full-time
Effectively engage and update stakeholders, ensuring understanding of project timelines and strategic alignment with senior management.
Added 3 days ago
C
Growth Intelligence Analyst – Simplii Financial
CIBC
Toronto, ON
- Full-time
…reflects the most current business context. Communicate complex concepts clearly to non-finance stakeholders and contribute recommendations to senior…

Visa

Senior Data Scientist

Toronto, ON, Canada

Full-time

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Applications open in a new tab.

Job details

Job type: Full-time
Apply by: Nov 1, 2026
Posting language: English
Posted: Oct 2, 2026

Original job description

About Us

Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid.

At Visa, you'll have the opportunity to create impact at scale - tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world.

Join Visa and do work that matters – to you, to your community, and to the world. Progress starts with you.

Job Description

The Sr. Data Scientist is responsible for designing and deploying AI-powered tools and agent systems that combine LLMs and custom ML models into end-to-end solutions that support business decision-making. Beyond model development, the role involves managing recurring data processes, building predictive and forecasting models, and contributing to data infrastructure modernization.

The position requires collaborating with cross-functional teams, translating model outputs into actionable recommendations, and communicating complex concepts to diverse audiences.

Key Responsibilities

Agentic Development: Design AI agent systems that automate analytical workflows, including data retrieval, impact analysis, and proactive recommendation generation.
Multi-Model Architecture: Decide how to combine LLMs, traditional ML models, and rule-based logic into reliable, end-to-end agent workflows, and build the orchestration layer that ties them together.
Prototyping to Production: Take agent prototypes from proof-of-concept through iteration to production-grade systems with proper documentation, testing, CI/CD, and deployment ownership.
Predictive Modeling & Forecasting: Build and maintain forecasting models and other predictive tools that feed into agent systems or support business decisions directly.
Data ETL: Monitor and maintain recurring data processes, ensuring pipelines run on time and data quality stays high.
Data Infrastructure: Contribute to modernizing the data stack by migrating pipelines, expanding data coverage, and supporting cloud migration efforts.
Collaboration & Communication: Work with teammates across regions, product, and engineering, translating model and agent outputs into clear recommendations for senior business stakeholders.

Visa requires at least 3 days in office, expectations of these days will be confirmed by your Hiring Manager.

Qualifications

Basic Qualifications:

5 or more years of relevant work experience with a Bachelor's Degree or at least 2 years of work experience with an Advanced degree (e.g., Masters, MBA, JD, MD) or 0 years of work experience with a PhD.
Experience building and deploying machine learning models to production, focusing on modular, scalable, and maintainable models.
Hands-on experience with LLMs or generative AI, with demonstrated interest or experience in building agentic or multi-model systems.
Comfortable building data pipelines and working with large-scale data using tools like Spark, Airflow, SQL, or Python.
Experience managing data science or ML projects from scoping through delivery.
Able to communicate technical work clearly to non-technical audiences.

Preferred Qualifications

6 or more years of work experience with a Bachelor's Degree or 4 or more years of relevant experience with an Advanced Degree (e.g., Masters, MBA, JD, MD) or up to 3 years of relevant experience with a PhD.
Experience building AI agents or multi-model orchestration systems using SDKs/frameworks such as LangChain, Claude Agent SDK, OpenAI Agents SDK, or similar.
Experience with predictive modeling and time-series forecasting.
Experience with productionalizing agentic applications.
Hands-on experience with cloud platforms (AWS, GCP, or Azure).
Exposure to financial services or the payments industry is a plus.
Experience working across geographies and time zones in a global organization.

Visa is an EEO Employer

Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law.

Visa welcome and encourages application from persons with disabilities. Accommodations are available on request for candidates taking part in all aspects of the selection process.

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More about this job

Responsibilities

Design, build, and deploy AI agent systems that combine large language models, traditional machine learning, and rule-based logic to automate analytical workflows and support business decisions. Maintain predictive models and data pipelines, contribute to data infrastructure modernization, and communicate actionable recommendations to cross-functional teams and senior stakeholders.

Requirements

Requires relevant experience based on education level, including experience deploying production machine learning models, working with LLMs or generative AI, and building data pipelines with tools such as Spark, Airflow, SQL, or Python. Candidates should be able to manage projects from scoping through delivery and explain technical work to non-technical audiences; experience with agent frameworks, forecasting, cloud platforms, or financial services is preferred.

Skills

Machine Learning
Large Language Models
Generative AI
AI Agent Development
Multi-Model Orchestration
Predictive Modeling
Time-Series Forecasting
Data Pipelines
ETL
Spark
Airflow
SQL
Python
Cloud Platforms
CI/CD
Stakeholder Communication

Visa sponsorship

Not detected in the job text

Keywords

Artificial Intelligence
Machine Learning
Large Language Models
Generative AI
AI Agents
Agentic Systems
Multi-Model Architecture
LangChain
Claude Agent SDK
OpenAI Agents SDK
Predictive Modeling
Time-Series Forecasting
Data ETL
Data Pipelines
Apache Spark
Apache Airflow
SQL
Python
Cloud Migration
AWS
Google Cloud Platform
Microsoft Azure
CI/CD
Data Quality
Data Infrastructure
Payments Technology
Financial Services
Business Decision-Making

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