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National Bank of Canada

LEAD PYTHON DEVELOPER – IT TREASURY PLATFORMS

Montreal, QC, Canada

Full-time

Apply About employer

Applications open in a new tab.

Job details

Job type: Full-time
Apply by: Nov 29, 2026
Posting language: English
Posted: Oct 30, 2026

Original job description

A career as a Lead Python Chief Principal Developer in the Treasury IT team at National Bank means acting as a hands-on technical leader for modern technology platforms. This job allows you to have a positive impact on our organization through your software engineering expertise, architectural judgment, and experience delivering reliable solutions in regulated environments.
Your role

Co-lead the technical direction, architecture, and evolution of Treasury technology platforms and related solutions.
Analyze business needs and design, build, test, deploy, and support applications, integrations, services, and data-processing capabilities.
Plan, refine, prioritize, and assign engineering work with developers, business analysts, users, and line-of-business partners.
Define solution architecture, technical decisions, acceptance criteria, validation controls, monitoring, operational procedures, and production-support practices.
Strengthen code review, continuous integration and continuous delivery, automated testing, security, documentation, and release-management controls.
Mentor engineers and establish practical standards that support shared ownership, early collaboration, continuous improvement, and dependable production outcomes.

Your team Treasury IT is modernizing its technology platforms to deliver reliable, secure, and scalable capabilities that support Treasury and Financial Markets initiatives. You will work closely with technical leadership, developers, business analysts, users, and line-of-business partners in an agile, proactive, and collaborative environment. The team is focused on improving engineering practices while delivering secure, maintainable, scalable, and well-documented solutions.
We aim to offer you maximum flexibility to promote your quality of life. This includes a hybrid work environment and a flexible, adaptable schedule.
The Bank values continuous development and internal mobility. Our personalized training programs, based on learning through action, allow you to master your role and develop new areas of expertise. Tools such as the Data Academy, language training, the Harvard Learning Center, and coaching and mentoring support are available to you at all times.
Requirements

Significant hands-on experience as a senior software engineer, lead software engineer, technical lead, or in an equivalent engineering leadership role, including taking new solutions into production.
Advanced software development experience in Python or another modern programming language, with the ability to build maintainable and well-tested services, applications, integrations, or processing solutions.
Advanced knowledge of software architecture, cloud-native design, application programming interfaces, integration patterns, scalability, resiliency, observability, and security.
Practical experience with structured query language, transformation logic, automated testing, infrastructure as code, source control, code review, deployment automation, and continuous integration and continuous delivery.
Experience designing and operating cloud-based platforms, application programming interfaces, integration services, distributed systems, data pipelines, or large-scale processing solutions.
Experience in Treasury, Financial Markets, risk, regulatory, or another highly governed environment, including security controls, auditability, and production-operating practices.

Languages: French, English
Reason to require this language: you will need to discuss frequently with our service providers or partners who speak a language other than French.
Required skills: Amazon Web Services, Application Security, Cloud-Native Architecture, Containerization, Decision Making, DevSecOps, Event Driven Architecture, Financial Markets, GitLab CI/CD, Initiative, Leadership, Python, Solution Design, System Deployment, Teamwork

Your benefits
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
* Flexible group insurance
* Generous pension plan
* Employee Share Ownership Plan
* Employee and family assistance program
* Preferential banking services
* Involvement in community initiatives
* Telemedicine service
* 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?

Join us!

Apply About employer

More about this job

Responsibilities

Co-lead the architecture and evolution of Treasury technology platforms, and design, build, test, deploy, and support applications, integrations, services, and data-processing solutions. Guide engineering priorities and standards, strengthen delivery and operational practices, and mentor engineers to ensure secure, reliable production outcomes.

Requirements

Requires significant hands-on experience in senior software engineering or technical leadership, advanced Python or comparable programming experience, and expertise in architecture, cloud-native design, integrations, security, and scalable systems. Candidates should also have practical experience with SQL, automated testing, infrastructure as code, CI/CD, cloud platforms, and production operations in a regulated or highly governed environment.

Skills

Amazon Web Services
Application Security
Cloud-Native Architecture
Containerization
Decision Making
DevSecOps
Event-Driven Architecture
Financial Markets
GitLab CI/CD
Initiative
Leadership
Python
Solution Design
System Deployment
Teamwork

Benefits

Health and Wellness Program
Flexible Group Insurance
Pension Plan
Employee Share Ownership Plan
Employee and Family Assistance Program
Preferential Banking Services
Community Initiatives
Telemedicine Service
Virtual Sleep Clinic

Visa sponsorship

Not detected in the job text

Keywords

Python
Amazon Web Services
Treasury
Financial Markets
Cloud-Native Architecture
Application Security
Containerization
DevSecOps
Event-Driven Architecture
GitLab CI/CD
Software Architecture
Application Programming Interfaces
Integration Patterns
Distributed Systems
Data Pipelines
SQL
Transformation Logic
Automated Testing
Infrastructure as Code
Source Control
Code Review
Deployment Automation
Continuous Integration
Continuous Delivery
Observability
Scalability
Resiliency
Agile
Production Support
Regulatory Compliance

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