Senior Data Scientist

Bnc; Montreal; Hybrid; CAD 90,000 - 130,000; Full time

Benefits offered by this job

Health and wellness program

Employee Share Ownership Plan

Employee and family assistance program

Preferential banking services

Involvement in community initiatives

Virtual sleep clinic

Job summary

National Bank of Canada in Montreal seeks a senior data scientist to advance fraud risk management through advanced analytics and modelling. You will develop, deploy and optimize models to detect fraud and reduce losses, collaborating with cross‑functional teams and stakeholders.

The role emphasizes data-driven decision making, rigorous model governance, and ongoing learning through the Bank’s training programs and data academies. Hybrid work arrangements support work‑life balance.

Qualifications

• Bachelor’s degree or master degree and 4 to 6 years of relevant experience.
• Experience in financial crime prevention or fraud risk management.
• Proficiency in data modelling and visualization techniques (SAS, SQL, Python and Power BI).
• Strong analytical and problem‑solving skills.

Responsibilities

• Develop, maintain and optimize statistical and machine learning models aimed at improving fraud prevention and detection.
• Conduct complex analyses and interpret data to identify emerging trends and risks, and support decision‑making in fraud risk management.
• Develop and optimize fraud prevention and detection strategies, and recommend analytical approaches to improve their effectiveness.
• Collaborate with operational teams and various partners to deliver high‑impact analytics and modelling initiatives and address their business needs.
• Contribute to the sector’s strategic direction by anticipating evolving fraud risks and proposing new approaches to mitigate them.
• Ensure compliance with standards related to model development, monitoring and documentation, and contribute to projects or initiatives requiring advanced data science expertise.

Skills

Data modelling

Data visualization

SAS

SQL

Python

Power BI

Analytical thinking

Problem solving

Education

Bachelor’s degree

Master’s degree

Job description

Area(s) of interest:

Business intelligence and data

Location(s):

Montreal

Description

A career as a senior data scientist within the Financial Crime team at National Bank means contributing to the evolution of analytical capabilities and fraud risk management strategies through advanced expertise in data science. This role gives you the opportunity to make a tangible impact on the prevention and detection of banking fraud by developing models, analytical approaches and innovative solutions that support decision-making and reduce financial losses.

Your role

• Develop, maintain and optimize statistical and machine learning models aimed at improving fraud prevention and detection.
• Conduct complex analyses and interpret data to identify emerging trends and risks, and support decision‑making in fraud risk management.
• Develop and optimize fraud prevention and detection strategies, and recommend analytical approaches to improve their effectiveness.
• Collaborate with operational teams and various partners to deliver high‑impact analytics and modelling initiatives and address their business needs.
• Contribute to the sector’s strategic direction by anticipating evolving fraud risks and proposing new approaches to mitigate them.
• Ensure compliance with standards related to model development, monitoring and documentation, and contribute to projects or initiatives requiring advanced data science expertise.

Your team

Within the Financial Crime sector, you’ll be part of a team of four colleagues and report to the Senior Manager, Analytics – Fraud Risk Management. Our team stands out for its strong analytical capabilities and key role in preventing risks to the Bank. We aim to offer you maximum flexibility to support your quality of life, including a hybrid work model and flexible schedules.

The Bank values continuous development and internal mobility. Our personalised training programs, based on learning through experience, help you master your role and develop new areas of expertise. Resources such as the Data Academy, language training, Harvard Learning Center, as well as coaching and mentoring support, are available to you at all times.

Prerequisites

• Bachelor’s degree or master degree and 4 to 6 years of relevant experience
• Experience in financial crime prevention or fraud risk management.
• Proficiency in data modelling and visualization techniques (SAS, SQL, Python and Power BI).
• Strong analytical and problem‑solving skills.

Languages:

French

Skills

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Artificial Intelligence Communication Data Structures Data Visualization Diversity & Inclusion Performance Analysis Problem Solving Statistics Teamwork Business Acumen Data-Driven Decision-Making Detail-oriented Initiative Learning Agility Resiliency

In addition to competitive compensation, upon hiring you’ll be eligible for a wide range of flexible benefits to help promote your wellbeing and that of your family such as:

• Health and wellness program, including many options
• Employee Share Ownership Plan
• Employee and family assistance program
• Preferential banking services
• Involvement in community initiatives
• Virtual sleep clinic

We have an offer that keeps up with trends as well as your needs and those of your family.

Our dynamic work environments and cutting-edge collaboration tools foster a positive employee experience. We value employees’ ideas. Whether through our surveys or programs, regular feedback and ongoing communication are encouraged.

Making a bold move in a people-first environment

We’re a bank on a human scale that stands out for its courage, entrepreneurial culture, and passion for people. Our mission is to have a positive impact on people’s lives. Our core values of partnership, agility, and empowerment inspire us, and inclusion is central to our commitments. We aim, wherever possible, to provide a barrier-free and accessible environment to all employees.

We strive to provide accessibility measures throughout the recruitment process within the limits of our available resources. If you require accommodations, feel free to let us know during our initial conversations. We welcome all candidates! What can you bring to our team?

Why work at National Bank?

For an environment that supports your career path

There are many varied opportunities for you to progress and develop, and move ahead in your career. This includes on‑the‑job learning and training, co‑development and pairing with other employees, professional support and mentoring, internal career days or discussion forums with our leaders.

For an inclusive and diverse environment

We foster inclusion in an environment where each person’s unique qualities, whether visible or invisible, are celebrated and valued. We welcome all candidates! What can you bring to our team?

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