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Senior Software Developer Jobs in Vaughan, ON (NOW HIRING)

The vacant Senior Software Developer role will report to the Head, RTR, T&O and will be responsible for developing and maintaining the company's highly distributed, high-performance payment system.

Senior Software Developer (Remote)

Toronto, ON · Remote

CA$110K - CA$145K/yr

What You'll Do as a Senior Software Developer * Design & Scale Robust Architecture: Develop and maintain systems using sound architectural principles, ensuring high availability, resource efficiency ...

Senior Software Developer

Toronto, ON · On-site

CA$107K - CA$157K/yr

Job Requisition ID # 26WD100760 Position Overview The team is looking for a Senior Software Developer. You will design APIs and implement features to develop the platform. You will work with product ...

As a Senior Software Developer , you'll play a key role in designing and building high-performing, user-friendly applications on our next-generation platform. You'll collaborate across disciplines in ...

What will you do? We are seeking a Senior Java Developer to design, build, and maintain high ... Must Have Bachelor's degree in computer science, Software Engineering, or equivalent 7+ years of ...

About the role We're looking for a Senior Software Developer to join our growing team! What you'll do here: * Perform analyses of system and coding needs to identify the problems encountered and ...

Sr. Software Developer

Toronto, ON · On-site

CA$110K - CA$135K/yr

Proactively address any software issues and resolve quickly and effectively Requirements * 10+ years of work experience as a full stack developer (Java+ React/Angular) or any similar role * Exposure ...

Senior Software Developer

Toronto, ON · On-site

CA$107K - CA$157K/yr

Bachelor in Computer Engineering with5+ years working experience or equivalent MS. * Comprehensive technical knowledge and experience in software development methodologies, design, implementation ...

We are looking for a Senior Software Developer who loves writing code but also enjoys thinking about how the entire system fits together. You will be a key player in our core development team ...

Showing results 21-40

Senior Software Developer information

See Vaughan, ON salary details

$49.7K

$108.6K

$153.7K

How much do senior software developer jobs pay per year?

As of Sep 7, 2026, the average yearly pay for senior software developer in Vaughan, ON is $108,565.00, according to ZipRecruiter salary data. Most workers in this role earn between $89,883.00 and $122,998.00 per year, depending on experience, location, and employer.

What is a senior software developer?

Senior Software Developers are experienced professionals who design, develop, and maintain complex software applications. They often lead development teams, mentor junior developers, and make critical architectural decisions. Their responsibilities include writing high-quality code, troubleshooting technical issues, and ensuring that software projects meet performance and security standards. With deep expertise in programming languages and software engineering principles, they play a key role in delivering successful technology solutions for organizations.

What does a senior software developer do?

As a Senior Software Developer, you’ll typically be responsible for leading complex development projects, designing technical solutions, and mentoring junior team members. Daily tasks often include writing and reviewing code, participating in architecture discussions, collaborating with cross-functional teams (such as QA, product management, and DevOps), and troubleshooting high-level technical issues. You may also be involved in setting coding standards, conducting code reviews, and helping to plan sprints or project roadmaps.

What skills and qualifications are needed to thrive as a senior software developer?

To thrive as a Senior Software Developer, you need deep expertise in programming languages, software architecture, and problem-solving, typically backed by a bachelor’s degree in computer science or a related field. Proficiency with development frameworks, version control systems like Git, and cloud platforms such as AWS or Azure is standard, and certifications in these areas can be beneficial. Leadership, strong communication, and mentoring abilities set standout candidates apart in this role. These skills ensure that complex projects are delivered efficiently, code quality is maintained, and junior team members are effectively guided for overall team success.

What is the difference between Senior Software Developer vs Software Engineer?

AspectSenior Software DeveloperSoftware Engineer
CredentialsBachelor's degree in CS or related field; experience often 5+ yearsBachelor's or higher in CS or related field; similar experience levels
Work EnvironmentCollaborates on complex projects, mentors juniors, leads technical effortsDesigns, develops, tests software; may work on specific modules or systems
Industry UsageCommonly used in tech companies, startups, and enterprise firmsWidely used across industries, often interchangeable with developer roles

The main difference is that Senior Software Developers typically have more experience, leadership responsibilities, and focus on complex project oversight, while Software Engineers may focus more on designing and implementing software solutions. Both roles require similar credentials and are integral in software development teams, but Senior Software Developers often take on mentorship and strategic tasks.

What are the most commonly searched types of Software Developer jobs in Vaughan, ON?

The most popular types of Software Developer jobs in Vaughan, ON are:

What cities near Vaughan, ON are hiring for Senior Software Developer jobs?

Cities near Vaughan, ON with the most Senior Software Developer job openings:

Infographic showing various Senior Software Developer job openings in Vaughan, ON as of August 2026, with employment types broken down into 71% Full Time, 26% Part Time, and 3% Contract. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $108,565 per year, or $52.2 per hour.

Senior Software Developer

Interac Corp.

Toronto, ON • Hybrid

Full-time

PTO

Re-posted 27 days ago


Job description

Who We Are:

Every transaction matters. Every Canadian matters. At Interac, we protect both - driving trust, security, and inclusion, so our digital economy thrives.
Founded in 1984, Interac connects Canadians through secure digital payments, advanced identity verification and industry-leading fraud protection. Connecting banks, businesses, and individuals, Interac enables millions to send, receive, and manage money safely and effortlessly every day - across both digital and physical environments.

As the backbone of Canada's financial ecosystem, Interac facilitates over 20 million transactions daily, supported by trusted partnerships with government and financial institutions. Consistently ranked as Canada's most reputable financial technology brand, Interac is deeply embedded in the daily lives of Canadians.

Who You Will Work With:

The vacant Senior Software Developer role will report to the Head, RTR, T&O and will be responsible for developing and maintaining the company's highly distributed, high-performance payment system. They will use their passion for building new products to translate the client's business requirements and design and develop Java applications on a complex platform. With their experience in database model design for high performance systems, they will perform analysis, design, implement, and conduct performance testing and tuning.

What You Will Do:

  • Developing and maintaining resilient microservices applications including analysis, design, development, and implementation.

  • Participating in system and application architecture & creating system design and application maintenance documents.

  • Writing clean, maintainable, testable, and efficient code, adhering to our code standards and best practices.

  • Collaborating on larger architectural visions and gravitating towards simplicity.

  • Running API & Microservices technologies and containers (Spring Boot, Istio, Envoy, Docker, Kubernetes).

  • Database design and development using relational databases such as Oracle.

What You Bring:

  • A university degree in Computer Science or an equivalent combination of education and experience.

  • 5+ years software development experience; preferably with experience in developing payment systems.

  • Eligibility to work for Interac Corp. in Canada in a full-time capacity.

  • Proficiency in multiple programming languages with a strong background in Java.

  • Expertise in designing and developing RESTful APIs and a good understanding of various web protocols.

  • Strong knowledge of Java frameworks (Spring, Spring Boot, Hibernate, Netty), Maven, SQL, Bamboo, JavaScript (Node, Knockout, JQuery), Caching (Hazelcast, Memcached).

  • A strong understanding implementing high-performance, service-oriented architectures.

  • A strong understanding of relational databases, data modeling, with extensive experience using either Oracle or PostgreSQL.

  • An ability to assist with the design and implementation of enterprise level frameworks, broad-based functional and technical software solutions.

  • A solid understanding of design patterns, data structures, algorithms, and software engineering principles.

  • You have participated in the overall delivery of software components as part of an agile development process

  • Experience with microservice architectures and containerization.

  • Excellent verbal and written communication skills.

What We're Offering:

The hiring range for this position is $120,000 - $150,000, and you will also be eligible for our short-term incentive plan. The exact amount will depend on factors such as skills, experience, and job-related knowledge, but Interac's commitment goes beyond compensation. Our Total Rewards package is designed to support your well-being and future, and includes:

  • Generous vacation and wellness days to help you recharge

  • Comprehensive employer-paid benefits coverage for peace of mind

  • Market-leading employer-funded RRSP program to invest in your future

  • Flexible hybrid work model for better work-life balance

  • Access to a free and confidential 24/7 employee & family assistance program to offer support for you and your immediate family

  • Pregnancy and parental leave top-up to support growing families

  • Charitable donation matching with United Way to amplify your impact

Why Join Us?

At Interac, the impact we make, and the people who drive it, is profound. When you become part of our team, you're joining a purpose-driven organization that's shaping the future of digital finance in Canada. Here's what you can expect:

  • Investing in the Future - Help us unlock digital prosperity for all Canadians.

  • Innovative Thinking - Collaborate on products, practices, and platforms that redefine what's possible.

  • Inclusive Culture - Be empowered to bring your whole self to work and realize your full potential.

  • Inspiring Community - Work in an ecosystem where we lift each other up and rise together.

  • Intentional Support - Enjoy flexible, supportive offerings that prioritize your total wellness.

Additional Pre-Employment Requirements:

To ensure the integrity of our organization, successful candidates will be required to complete background checks, which may include, Canadian Criminal Credit Check, Canadian ID Cross-Check, Public Safety Verification, 5-year Employment Verification, Education Verification, Credit Check, and Social Media Check.

Equal Opportunity Employer

Interac is also an equal opportunity employer committed to fostering a diverse and inclusive workplace. We believe that innovation thrives when people from different backgrounds, experiences, and perspectives come together. That's why we are committed to providing fair and equitable employment opportunities for all individuals, without discrimination based on race, color, ancestry, ethnic origin, place of origin, citizenship, creed, sex, sexual orientation, gender identity or expression, age, marital or family status, disability, or any other characteristic protected by applicable law.

If you require accommodation during any stage of the application or recruitment process, please contact us at humanresources@interac.ca. We will work with you to meet your needs.

Please be aware that certain individuals are misusing Interac Corp.'s name and logo to promote fictitious employment opportunities. Interac Corp. never requests, solicits, or accepts any form of payment in exchange for employment. Any such offers are fraudulent and should be disregarded. Interac Corp. assumes no liability for any claims, losses, damages, expenses, or inconveniences arising from or related to these fraudulent activities. Such communications do not constitute an offer or representation by Interac Corp. or its subsidiaries and affiliates.