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Added 10 days ago
AI and Data - Senior Consultant - AI Engineer
EY
AB · Calgary, AB
Advanced object-oriented coding skills in Python for production-level codebases. Familiarity with Java, TypeScript/JavaScript is a plus.
Added 10 days ago
AI and Data - Manager - AI Engineer
EY
AB · Calgary, AB
Advanced object-oriented coding skills in Python for production-level codebases. Familiarity with Java, TypeScript/JavaScript is a plus.
Added 10 days ago
Techincal Lead
Capgemini
Mississauga, ON
Strong experience with TypeScript, Node.js, and REST API development.
Added 10 days ago
L
Performance Testing Lead
LTM
Mississauga, ON
- $125,815 to $137,800 USD / year
- Full-time
Perform load stress scalability endurance volume batchprocessing API and integration performance testing
Added 10 days ago
TI
Automation Developer
Teckhorizon Inc
Toronto, ON
- Contract
Our Client is seeking a Senior Automation Developer with strong hands-on experience designing, developing, and maintaining automated testing solutions for enterprise applications. The ideal…
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Senior Software Engineer
PointClickCare
Mississauga, ON
- $142,000 to $158,000 CAD / year
- Full-time
Experience writing clean code that performs well at scale using Java
Added 10 days ago
AC
Development Lead - Air Canada Mobile Application
Air Canada
Toronto, ON
- Full-time
…iOS and Android clients, the backend-for-frontend (BFF) and API services that power them, and the build, release and operational tooling that ships the app to customers. The role combines…
Added 10 days ago
L
Performance Test Lead / Performance Engineering (Senior Specialist - Quality Engineering)
LTM
ON · Ontario, Canada
- $135,336 to $149,300 USD / year
- Full-time
Perform load stress scalability endurance volume batchprocessing API and integration performance testing
Added 10 days ago
AI
ForgeRock IAM Developer
Apptoza Inc.
Montreal, QC
- Contract
We are seeking a highly skilled ForgeRock Developer with expertise in Identity and Access Management (IAM) solutions. The ideal candidate will be responsible for designing, developing,…
Added 10 days ago
MC
Senior QA Engineer III – Automation | Banking | API | Kafka | ETL (35729)
Myticas Consulting
Ottawa, ON
- Full-time
Automate API workflows, backend validations, and data-processing scenarios using Java or Python.
Added 10 days ago
AI
Lead Full Stack with AI
Apptoza Inc.
Toronto, ON
- Contract
Strong backend development experience in Java or Python, including REST API and microservices
Added 10 days ago
AI
Lead Full Stack with AI
Apptoza Inc.
Toronto, ON
- Contract
Strong backend development experience in Java or Python, including REST API and microservices
Added 10 days ago
RT
Automation Developer
Russell Tobin
Toronto, ON
- $65 to $70 CAD / hour
- Contract
Postman, REST Assured, or SoapUI (for API testing)
Added 10 days ago
VR
Systems Integration Architect
Venterra Realty
Richmond Hill, ON
- Full-time
…implementation and sustainment activities, including Python and Java software…
Added 10 days ago
Q
Senior Software Engineer - Distributed Systems
Qorsa
Waterloo, ON
- Full-time
Build customer-facing pages end to end in React and TypeScript, from the API contract to the data-dense tables and visualizations that present it
Added 10 days ago
JG
Java Full Stack & Identity Access Developer
J&M Group
Toronto, ON
- Contract
Strong Java, Java EE, Spring Boot, Spring, Hibernate, JDBC, and REST API development.
Added 10 days ago
VR
Systems Integration Architect
Venterra Realty
Richmond Hill, ON
- Full-time
…implementation and sustainment activities, including Python and Java software…
Added 10 days ago
LT
Senior Java Developer / Technical Lead
Lorven Technologies Inc.
Toronto, ON
- Contract
We are seeking an experienced Senior Java Developer / Technical Lead to design and deliver secure, scalable, high-performance banking and payment applications. The ideal candidate will have…
Added 10 days ago
CO
Application & Integration Technical Analyst
City of Saint John
Saint John, NB
- Full-time
Server-side languages: C#/.NET, Java, Python, PHP
Added 10 days ago
QW
Senior Automation Engineer
Quantum World Technologies Inc.
Toronto, ON
- Contract
We are seeking an experienced Senior Automation Test Engineer with 10+ years of experience in test automation, Java, Selenium, API testing, Jenkins, CI/CD, and Cucumber. The ideal candidate…
Added 10 days ago
TC
SQE
Tata Consultancy Services
Toronto, ON
- $100,000 to $120,000 CAD / year
- Full-time
We are seeking a detail-oriented and proactive QA Engineer with expertise in Web, Mobile, API, and Test Automation to ensure the delivery of high-quality software products. The ideal…
Added 10 days ago
FI
Full-Stack Java Engineer
Flexton Inc.
Toronto, ON
- Contract
We are seeking a skilled Full-Stack Java Engineer to design, develop, test, and maintain scalable web applications. The ideal candidate will have strong experience in Java-based backend…
Added 10 days ago
M
Software Engineer II
Mastercard
Toronto, ON
- Full-time
Strong proficiency in Java, Spring Boot, React/Angular, and PostgreSQL; experience with any cloud such as GCP or Azure, Snowflake, GitHub Copilot is a plus.
Added 10 days ago
MC
Junior Quality Engineer
Method CRM
Toronto, ON
- Full-time
Good understanding of JavaScript/Typescript, Python and Java languages.
Added 10 days ago
TC
Sr Java Developer
Tata Consultancy Services
Toronto, ON
- $90,000 to $110,000 CAD / year
- Full-time
You will architect and develop backend services using Java and Spring Boot, designing systems that meet high-performance and reliability standards required in a capital markets environment.

Mastercard

Software Engineer II

Toronto, ON, Canada

Full-time

Apply About employer

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Job details

Job type: Full-time
Posting language: English
Posted: Oct 15, 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

Software Engineer IIOverview

Ethoca, a Mastercard company, is transforming the way merchants and card issuers work together to combat fraud and improve the digital commerce experience. We build highly scalable, secure, and resilient technology that powers collaboration across the global payments ecosystem.

We are looking for a Software Engineer II who is eager to grow their technical expertise while taking ownership of delivering high-quality software components from development through deployment. This role is ideal for an engineer who can independently troubleshoot and improve existing solutions, adapt to new technologies and architectural patterns, and contribute meaningfully to team decisions. The successful candidate demonstrates continuous learning, collaborates effectively with peers, supports less experienced team members, and helps deliver reliable, scalable software that meets business and customer needs.

Mastercard powers an inclusive digital economy by making transactions safe, simple, smart, and accessible. Through secure technology, trusted partnerships, and continuous innovation, we help individuals, businesses, and governments realize their greatest potential.

Role

• Design and develop scalable, service-oriented software architectures.
• Drive the development of robust web applications and continuously enhance product capabilities.
• Produce well-structured, maintainable code using modern design patterns and principles that ensure separation of concerns.
• Write clean, testable code and participate in peer code reviews to ensure high engineering standards.
• Contribute to all stages of the development lifecycle, including design, implementation, and testing.
• Collaborate cross-functionally to deliver scalable and resilient applications aligned with business needs.
• Leverage emerging technologies and innovative approaches to optimize performance across large-scale data environments.
• Apply expertise in computer science, software engineering concepts to address complex challenges faced by global organizations.

All About You

• Hands-on software engineering experience, with a strong background in full-stack development, building scalable, high-performance applications.
• Full-stack development expertise across UI, microservices architecture, and database technologies.
• Strong proficiency in Java, Spring Boot, React/Angular, and PostgreSQL; experience with any cloud such as GCP or Azure, Snowflake, GitHub Copilot is a plus.
• Solid understanding of software design patterns, system architecture, data structures, and algorithms, with experience designing maintainable, resilient, and high-performance systems.
• Demonstrated ability to solve complex, real-world technical challenges and innovate with large-scale data sets.
• Proven ability to thrive in collaborative, agile development environments, contributing to team planning, execution, and continuous improvement.
• Excellent written and verbal communication skills, with the ability to convey technical concepts to cross-functional teams and stakeholders.
• Strong problem-solving mindset, initiative, and creativity in approaching new challenges.
• Bachelor degree in Computer Science, Software Engineering, Information Technology, or a related field. Equivalent practical experience may also be considered.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 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. This posting reflects one or more current openings on our team.

Pay Ranges

Toronto, Canada: $91,000 - $140,000 CAD

Apply About employer

More about this job

Responsibilities

Design and develop scalable, service-oriented software architectures while driving the development of robust web applications. Collaborate cross-functionally to produce maintainable code and ensure high engineering standards throughout the development lifecycle.

Requirements

Requires hands-on experience in full-stack development with proficiency in Java, Spring Boot, and modern frontend frameworks. Candidates should possess a strong understanding of system architecture and the ability to solve complex technical challenges in agile environments.

Skills

Java
Spring Boot
React
Angular
PostgreSQL
Microservices
Cloud Computing
GCP
Azure
Snowflake
System Architecture
Data Structures
Algorithms
Agile
Full-stack Development
Software Design Patterns

Visa sponsorship

Not detected in the job text

Keywords

Software Engineer
Java
Spring Boot
React
Angular
PostgreSQL
Microservices
Cloud
GCP
Azure
Snowflake
GitHub Copilot
Full-stack
System Architecture
Data Structures
Algorithms
Agile
Web Applications
Scalability
Payments Ecosystem
Fraud Prevention
Digital Commerce
Code Review
API
Database Technologies
Performance Optimization
Information Security
Computer Science
Engineering

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