Find work in Canada.

496,255 jobs across our Canadian network. How we count

Jobs in Canada

Email me new jobs Save this search

Added 4 months ago
AA
Software Engineer
Aviya Aerospace Systems
Longueuil, Quebec
- Full-time
Strong knowledge of software development process and Object-Oriented Programming skills (Java, Python).
Added 3 months ago
S1
Forward Deployed Engineer
Signal 1
Toronto, ON
- Full-time
As a Forward Deployed Engineer, you own the implementation of Signal 1’s platform, AIMS, inside a partner health system end to end. You'll embed with their teams, connect to their secure…
Added 3 months ago
C
AVP, Lead AI Engineer
Chubb
Toronto, ON
- Full-time
Strong hands-on coding ability in Python plus at least one additional language (TypeScript, Go, or Java); disciplined about clean code, design docs, and code review.
Added 1 month ago
KS
Automation Engineer (AI)
Kumaran Systems
Toronto, ON
- Full-time
automation frameworks using Selenium with Java.
Added 1 month ago
Senior Software Test Engineer
Coursera
Toronto, ON
As a Senior Software Test Engineer (Test Infrastructure and Tooling) at Coursera, you’ll play a key role in helping teams produce high-quality software for millions of learners across the…
Added 2 months ago
Specialist, IT Solutions
Celestica International LP
Toronto, ON
As an experienced .NET Software Engineer, you will play a key role in driving the success of our Supply Chain Management (SCM) applications and the technical development and scaling of our…
Added 3 months ago
V
Engineering Lead, Quality
Vancity
Toronto, ON · Vancouver, BC
- Full-time
…not a traditional QA Lead role. We are looking for a senior engineer (senior SDET) to lead a team of quality engineers in a dotted line capacity building scalable, code-driven quality…
Added 3 months ago
B
AI Solutions Developer (Full-time, 1 year contract with possibility for extension)
BrandActive
Toronto, ON
- Full-time
- Contract
Added 3 months ago
R
Staff Software Engineer
RBGlobal
Burnaby, BC
- Full-time
We are seeking a highly skilled Staff Software Engineer to join our Data Engineering team. In this senior technical leadership role, you will drive the architecture, design, and evolution…
Added 1 month ago
KG
Production Support Engineer – AI/ML
K&K Global Talent Solutions INC.
Mississauga, ON
- Full-time
Position: Production Support Engineer – AI/ML
Added 1 month ago
Associate, Data Engineer
BMO
Toronto, ON · FCP
We are seeking a skilled and motivated Data Engineer to join our Data Cognition Team at BMO Capital Markets. In this role, you will design, build, and maintain robust data infrastructure…
Added 3 months ago
B
AI Scientist & Engineer, Assurance Innovation Lab
BDO
London, ON · Toronto, ON · Ottawa, ON · Oakville, ON · Kitchener, ON · Markham, ON · Vancouver, BC
- Full-time
We are looking for an exceptionally skilled, hands-on, and innovation-minded AI Scientist & Engineer to bridge the gap between advanced data science, experimental machine learning, and…
Added 3 months ago
Sr Guidewire Developer -PolicyCenter
Aviva
Markham, ON
Read code in other languages and reverse engineer products.
Added 1 month ago
K
Senior Software Engineer, Payments
Kindsight
Canada
- Full-time
We are seeking a Senior Software Engineer, Payments to join a newly forming Payments Engineering team and take meaningful ownership of Kindsight's next-generation Payments Platform.
Added 3 months ago
CI
Lead Engineer, Total Fund Management Financing, Public Markets Technology
CPP Investments | Investissements RPC
Toronto, ON
- Full-time
As a Lead Software Engineer, Total Fund Management, Financing, you will provide hands-on technical leadership for the design, development and delivery of modern, cloud-native applications…
Added 1 month ago
C
Playwright Automation Test Engineer
Cognizant
Toronto, ON
- $70,000 to $90,000 CAD / year
- Full-time
We are looking for experienced Playwright Automation Test Engineer to join our QEA team. The ideal candidate will have hands-on expertise in automation frameworks, API and data validation,…
Added 1 month ago
M
Senior Software Engineer
Mastercard
Vancouver, BC
- Full-time
The Business Rules Engineering & Strategy team is looking for a Senior Software Engineer to drive forth our mission of building robust IBM ODM Rule solutions that provide transaction-level…
Added 1 month ago
Senior Backend Product Engineer, Menu Operations
HelloFresh
Toronto, ON
…preparing for expansion, we are looking for a Senior Software Engineer with strong backend experience, a talent for turning complex logic into clean, reliable systems, and enough full-stack…
Added 5 months ago
S
Sales Engineer (Enterprise)
SOTI
Mississauga, Ontario
- Full-time
Prior experience working in a technical customer-facing role. Ideally, as a pre-sales / sales engineer.
Added 3 months ago
C
Applications Development Senior Manager
Citi
Remote, Canada
- Full-time
- Remote
Strong proficiency in Java and experience building RESTful APIs with the Spring Boot framework.
Added 1 month ago
P
AI Engineer - Canada
Pulsora
Remote, Canada
- $60,000 to $70,000 CAD / year
- Full-time
- Remote
Java (Plus): Expose AI/LLM functionality written in Python using Java services, leverage multi-threading capabilities in Java to augment AI/LLM functionality developed in Python
Added 1 month ago
S
Forward Deployed Solution Engineer – Applied AI FDE
ServiceNow
Montreal, QC
- Full-time
It all started when engineer Fred Luddy wrote code that automated a tedious task for his coworker, Phyllis. She cried tears of joy. That moment inspired Fred to build a company that could…
Added 1 month ago
Business Systems Engineer, Intelligent Automation
Lyft
Toronto, ON
We're looking for a Workato/Boomi Integration Engineer to build and support enterprise automation, with a focus on Legal systems integration (CLM, e-signature, matter management,…
Added 5 months ago
AC
Guidewire Rating Developer
Aviva Canada
Markham, Ontario
- Full-time
Read code in other languages and reverse engineer products.
Added 5 months ago
HC
Co-op Software Engineer - AI System & Infrastructure
Huawei Canada
Vancouver, British Columbia
- Internship
Huawei Canada has an immediate Co-op opening for an Engineer.

Mastercard

Senior Software Engineer

Vancouver, BC, Canada

Full-time

Apply About employer

Applications open in a new tab.

Job details

Job type: Full-time
Posting language: English
Posted: Sep 11, 2026

Original job description

Our Purpose

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential.

Title and Summary

Senior Software EngineerWho is Mastercard?

Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential.

Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all.

Overview

The Business Rules Engineering & Strategy team is looking for a Senior Software Engineer to drive forth our mission of building robust IBM ODM Rule solutions that provide transaction-level decisions, alerting and notifications. Business Rules embed intelligence into the transactional cycle by leveraging scoring models, cohesive rule strategies and behavioural data, and when combined with our agile rule development & deployment capabilities, results in a competitive advantage for all stakeholders, in the entire payment ecosystem.

Role
• Proven experience in the modernization of platforms, especially related to Fraud Rules/Engines and large-scale migrations
• Experience building and operating scalable global platforms with high throughput, low latency, with 5 9’s availability
• Hands-on experience with Fraud Rules Engines as Rule Author 
• AI experience is focused on using AI-assisted development tools
• Familiarity with AI technologies like Gen AI, LLMs relevant to Fraud Rules
• Follow solution architectural designs and ensure they are aligned with business needs, infrastructure capabilities, and security & compliance requirements
• Be the driving force with the implementation of best practices and strong experience with writing rules
• Familiarity with Programming Languages like Java, Python, GO
• Be the force multiplier for automations and enhancements

All About You
• Minimum bachelor’s degree in information technology, Computer Science or extensive work experience.
• Hands-on Software development experience and familiar with DevOps and IT Operations best practices.
• Experience with Fraud Rule Engines and proven experience in large-scale migrations
• Working experience across 1 or 2 programming languages and frameworks, love declarative paradigm and functional programming
• Must be high-energy, detail-oriented and proactive with the ability to function under pressure in an independent environment.
• Have a passion for continuous learning and enjoy challenging opportunities.
• Strong communication skills – both verbal and written – with strong relationship building, collaborative skills and organizational skills.
• Drives outcomes through strong commitment to timely delivery of key objectives.
• Have strong decision-making skills and continually improve as a result.
• Must have solid experience with software development processes and be an experienced user of one or more Application Lifecycle Management tools.
• Financial Domain preferable Banking Domain
• Success with producing high-quality project design deliverables and documentation
• Extensive experience with databases: Relational & NoSQL
• Understanding of loosely coupled and stateless systems
• Demonstrated track record with AI
• Familiarity with performance tuning, automationMastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly.

Corporate Security Responsibility

All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:

Abide by Mastercard’s security policies and practices;
Ensure the confidentiality and integrity of the information being accessed;
Report any suspected information security violation or breach, and
Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines.

In line with Mastercard’s total compensation philosophy and assuming that the job will be performed in Canada, the successful candidate will be offered a competitive pay based on location, experience and other qualifications for the role and may be eligible to participate in a discretionary annual incentive program.

Pay Ranges

Vancouver, Canada: $111,000 - $160,000 CAD

Apply About employer

More about this job

Responsibilities

The Senior Software Engineer will drive the development of robust IBM ODM rule solutions to provide transaction-level decisions and fraud detection. They will also implement best practices for rule authoring, automation, and platform modernization while ensuring alignment with security and compliance requirements.

Requirements

Candidates must have a bachelor's degree in Computer Science or related field and extensive experience with fraud rule engines and large-scale migrations. Proficiency in programming languages like Java, Python, or Go and experience with DevOps practices are essential for this role.

Skills

IBM ODM
Fraud Rules Engines
Java
Python
Go
DevOps
IT Operations
Gen AI
LLMs
Database Management
Software Architecture
Performance Tuning
Automation
Data Modeling
Agile Development

Visa sponsorship

Not detected in the job text

Keywords

IBM ODM
Fraud Rules
Software Engineering
Java
Python
Go
DevOps
IT Operations
Gen AI
LLMs
Relational Databases
NoSQL
Automation
Performance Tuning
Payment Ecosystem
Transaction Security
Agile
Banking Domain
Financial Services
Scalable Platforms
Stateless Systems
Loosely Coupled Systems
Rule Authoring
Modernization

Report this job