Principal Software Developer

Who We Are At Momentum Financial Services Group, we help people move forward by reimagining how money works for those who need it most. With more than 40 years of experience, we’re the team behind Money Mart—Canada’s largest non-bank branch network—and a leader in financial solutions for underserved communities. From short-term loans to money transfers and prepaid cards, we power the products, technology, and operations that connect over a million customers a year to the money they need, when they need it. At MFSG, we come together across teams and departments to create something bigger than ourselves: solutions that remove barriers and give people access to money they might not get anywhere else. Whether you're solving problems, building systems, or shaping strategy, your work fuels real support for real people. We’ve Got You Covered Compensation Philosophy: Our strategy is simple—we aim to match the market. We regularly review industry standards to ensure our total rewards package is competitive and fair. This commitment helps us attract and retain talented individuals who share our purpose. Discretionary Annual Bonus: Enjoy the opportunity for a discretionary bonus based on individual performance and company success. Comprehensive Benefits: Our benefits include health and dental plans with 100% of the premiums covered. We also offer an Employee Assistance Program to support your mental well-being and provide resources for personal challenges. Retirement Plans: Plan for your future with our robust retirement savings options, ensuring you’re set for the long haul. Hybrid Work Environment: Experience the best of both worlds with our hybrid work model, allowing you to balance remote work with in-office. When you're at our corporate head office, enjoy a relaxed and collaborative environment featuring breakout rooms for brainstorming and unwinding, plus a variety of snacks to keep you energized throughout the day. Perks and Rewards: Enjoy reimbursement for tuition assistance and professional development, discounts through Perkopolis and participate in our rewards and recognition programs to celebrate your contributions. The Job: Senior Developer As a Senior Developer, you will be responsible for designing, developing, and maintaining complex software systems, mentoring junior developers, and ensuring high standards of code quality and system performance; and collaborate with cross-functional teams to deliver scalable solutions that align with business objectives. What You’ll Do Software Development & Design Design, implement, and maintain robust, scalable, and efficient applications using modern development practices. System Architecture: Contribute to system and application architecture design, ensuring maintainability, security, and performance. Secure Coding & Quality Write clean, testable, and efficient code; conduct thorough code reviews; and enforce coding best practices. Implement secure coding practices to protect sensitive financial data. Collaboration & Communication Work closely with product managers, designers, QA engineers, and stakeholders to translate requirements into technical solutions. Problem Solving Analyze complex technical issues, propose solutions, and implement fixes in a timely manner. Continuous Improvement Stay updated with emerging technologies, tools, and practices to enhance development processes and outcomes. Mentoring & Leadership Mentor and support junior developers, fostering technical growth and best practices. What You’ll Bring to the Table Proficiency in one or more programming languages (e.g., C#, Python, JavaScript/TypeScript). Strong knowledge of frameworks (e.g., .NET, React, Nextjs, Angular, Node.js). Solid understanding of databases (SQL and NoSQL). Familiarity with cloud platforms (AWS, Azure, GCP). Experience with CI/CD pipelines, containerization (Docker, Kubernetes), and DevOps practices. Experience with unit testing frameworks (e.g., NUnit, MSTest, Mocha, Jasmine) Education + Experience Bachelor’s Degree in Computer Science, Software Engineering. Minimum 15+ years of professional software development experience, with at least 2 years in a senior/lead role. Experience in Agile/Scrum environments. Exposure to microservices architecture. Knowledge of automated testing frameworks. Ready to apply your development expertise to make a real impact? Join us and help shape the future of software development at MFSG. Apply today and let’s build the future of MFSG, together. Committed to Equal Opportunity : M FSG is committed to accommodating applicant s up to the point of undue hardship during the recruitment, assessment and selection process. If you are selected for an interview, please notify MFSG if you require accommodation in respect of the materials or procedures used at any time during this process. If you require accommodation , MFSG will work with you to determine how to meet your needs. Please note: The salary range for this position is between C$ 160,000.00 to $175,000.00 plus bonus About MFSG – Our Commitment to Responsible Innovation At MFSG, we are committed to building innovative solutions grounded in ethical, transparent, and responsible use of data and technology. Aligned with the principles outlined in Canada’s Artificial Intelligence and Data Act (AIDA), we take a proactive approach to ensuring that any AI or data-driven systems we use are safe, fair, and accountable. This posting is for a current position within our organization, offering the opportunity to contribute to meaningful, responsible innovation that supports our employees, clients, and communities. We prioritize strong data governance, clear communication around how systems work, and safeguards that reduce risks and protect individuals. Our focus is on developing tools and processes that promote equity, reliability, and trust, supported by ongoing monitoring and continuous improvement. Joining MFSG means contributing to a future-focused organization that values both innovation and integrity, where your work helps shape solutions that responsibly support our employees, clients, and communities.