Senior Software Engineer
$111k - $160kMastercard
Senior Software Engineer
Overview:
Ethoca, a Mastercard company, is seeking a Senior Software Development Engineer to join our team.
• Design, develop, test, implement, and maintain high-quality, secure, and scalable software solutions in adherence with Mastercard standards and best practices.
• Work as part of an agile team to build new products and features, ensuring timely delivery within budget.
• Research and evaluate technical solution alternatives for evolving business needs and emerging technologies.
• Contribute to architectural decisions and make technology recommendations that balance business goals and technical requirements.
• Perform feasibility studies, logic designs, and detailed systems flowcharting; analyze input-output flow, cost, and time implications.
• Document software programs per Software Development Best Practices and follow Mastercard Quality Assurance processes.
• Provide technical guidance, mentoring, and support to junior team members.
• Participate in production incident management and on-call rotation.
• Host technology education sessions (e.g., Brown Bag sessions) to share knowledge across the organization.
• Continuously improve development practices, code quality, and process efficiency.
• Stay current with new web technologies through self-study, blogs, meetups, and conferences. All About You:
• Bachelor’s degree in Computer Science, Information Technology, or equivalent experience.
• Strong foundation in software engineering principles and methodologies.
• Expert with Java 17+, JVM, and Spring framework.
• Hands-on experience in Cloud-Native Development (Azure preferred), Linux, and distributed systems.
• Skilled in building REST APIs and SPAs using Java, Spring, Angular, and Bootstrap.
• Proficient with modern databases (Azure CosmosDB, Postgres) for low-latency, high-throughput APIs.
• Experience with Big Data, ETL pipelines, and tools like Avro, Parquet, Spark, Databricks.
• Familiar with CI/CD, automation, Infrastructure as Code, and DevOps practices.
• Strong focus on Test-Driven Development and scalable, high-availability systems.
• Knowledge of tools like Jenkins, IntelliJ/Eclipse, and agile frameworks (Scrum, Kanban).
• Collaborative team player with cross-functional experience in global, matrixed environments.
• Curious, adaptive, and passionate about continuous learning and innovation.
• Committed to quality, security, scalability, and delivering high-impact solutions.
• Encourages teamwork and supports others’ growth while maintaining ownership and accountability.
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 View email address on decentrajobs.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 RangesToronto, Canada: $111,000 - $160,000 CAD
$170k - $220k
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