Lead Software Engineer (SDET)

Mastercard; Toronto; On-site; CAD 127,000 - 203,000; Full time

Job summary

Mastercard is recruiting a Lead Software Engineer In Test to architect and drive full automation testing for microservice-based Cloud systems. The role emphasizes designing reusable test frameworks, data-driven tests, and collaborating across teams to ensure robust release readiness.

You will mentor QA peers, engage with stakeholders to align testing with business goals, and contribute to a culture of rapid, reliable software delivery. Toronto-based, on-site role with competitive compensation.

Qualifications

• Bachelor's degree in Computer Science or related field.
• Strong ability to learn new concepts quickly in a dynamic agile environment.
• Solid experience with CI/CD principles.
• Experience using AI to improve test automation and efficiency.
• Advanced working knowledge of Java.
• Solid experience using Selenium, TestRail, JUnit, TestNG.
• Experience with Protractor/Jasmine for JavaScript testing.
• Experience with SOAP/REST web APIs.
• Working knowledge of PostgreSQL or other relational databases.
• Expertise in Spring Boot microservice-based applications.
• Strong Agile practices and QA within SDLC.

Responsibilities

• Work within an agile team to design, build, test and deploy new products and features.
• Lead testing strategies and efforts across teams and components.
• Design reusable test frameworks for on-prem and cloud environments.
• Create test plans and comprehensive test cases across test types.
• Develop modular, data-driven automated tests.
• Troubleshoot defects to resolution and closure.
• Support release by maintaining test suites for smoke, sanity and regression.
• Review test coverage to ensure risk-based testing.

Skills

Java

Selenium

TestNG

CI/CD

Microservices Spring Boot

REST APIs

PostgreSQL

Agile

AI in Testing

JUnit

TestRail

Protractor/Jasmine

Education

Bachelor's degree in Computer Science

Tools

Spring Boot

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

Lead Software Engineer (SDET)

Who 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.

Ethoca is a Mastercard business unit where you can join a team of top business and technology innovators who are changing the payments landscape and reinventing the way global merchants and issuers combat fraud and reduce costs. Our services allow customers to focus on what really matters - increasing sales and creating a great customer experience. Our relentless customer focus is what makes us an award-winning company.

We believe that when people come together, it unlocks potential. Our collaborative environment enables our teams to deliver and develop solutions that provide safety, security and convenience for our customers.

Ethoca is a place where risk‑takers thrive, change makers excel, and innovators shape a better tomorrow. Innovation requires taking thoughtful risks and moving with speed and agility, so that’s what we do. We invite our employees to bring their hearts, minds and whole selves to work every day to push boundaries and dream up new possibilities. Let’s create new possibilities together.

To support our continued growth and success, we are scaling our platform and building new products. Ethoca’s growth is explosive, and only great problem‑solvers, collaborators and thinkers can help us take it to the next level. If that sounds like you then keep reading!

We believe in decoupled, message‑driven, and distributed systems. We strive to keep codebases small and manageable. We’re interested in reactive design patterns that will make our systems more resilient and responsive, yet remain elastic to change. As we proceed through our technology roadmap, we are evaluating and implementing new community endorsed technologies for every tier of our platform. Our backend tiers are presently JVM‑based. We are using or considering technologies like Kafka, Springboot, Angular, Bootstrap, Chef, Nomad, Docker and so on.

We are recruiting a Lead Software Engineer In Test who has a proven record of leading and solutioning full automation testing strategies and lifecycles for microservice‑oriented Cloud‑based systems using the appropriate industry leading products, patterns, and practices.

Role

• Work as a member of an agile team to design, build, test, and deploy new products and features
• Lead Testing strategies and efforts inside and across teams and software components
• Design and implement test frameworks reusable across multiple components in on‑prem and cloud environments
• Create test plans to achieve the best test approach in collaboration with team members
• Create comprehensive and well‑structured test cases for all test types in scope
• Independently design and implement modularized, data driven, reusable automated tests
• Troubleshoot defects to resolution and closure
• Support the release process by executing and maintaining test suites for smoke, sanity, regression and operational validation.
• Conduct reviews of test case coverage for any test types in scope to ensure appropriate risk‑based testing approach is achieved.
• Conduct peer code reviews, providing feedback and coaching over logical implementation, and best practice improvement opportunities around patterns, algorithms, etc
• Provide technical guidance, support and mentoring to other QA Team members
• Proactively understand stakeholder needs, goals and expectations to deliver results
• Effectively host technology education forums (i.e. Technology Brown Bag Session) around relevant topics for the wider organization
• Independently apply problem solving skills to identify symptoms and root causes of issues
• Make effective and efficient decisions even when data is ambiguous
• Thrive in a highly collaborative company environment where agility is paramount

All About You

• Bachelor's degree in Computer Science or related field.
• Ability to understand new concepts quickly and apply them accurately through an evolving, dynamic, agile environment.
• Solid experience with Continuous Integration & Delivery principles
• Practical experience using AI to improve Test Automation and Testing efficiency.
• Advanced working knowledge of Java.
• Solid experience using testing frameworks like Selenium, TestRail, Junit, TestNG.
• Experience with JavaScript testing frameworks like protractor/jasmine.
• Experience with testing SOAP/REST web APIs.
• Working knowledge of Postgres and/or other relational databases.
• Expertise in microservice‑based applications development using Springboot
• Excellent knowledge of QA principles within SDLC.
• Strong experience with Agile Development Practices and Processes, advocating and developing Agile values and principles.

Mastercard 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 [e-mail] 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

• 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. This posting reflects one or more current openings on our team.

Pay Ranges

Toronto, Canada: $127,000 - $203,000 CAD