Avanciers Incorporated is hiring a Senior software Developer for one of our clients.

Job Title: Senior software Developer

Job Location: Toronto, ON - Onsite

Employment Type: Contract

Duration: 12+ Months

This is an active job and application deadline is April 5, 2026

(This posting may close earlier if a suitable candidate is found)

Job description:

* 10+ years of experience in Designing and development of cloud-native web applications and microservices using modern frameworks such as React, Next.js, Node.js, and Spring Boot, delivering scalable, secure, and accessible solutions compliant with WCAG/AODA standards.

* Collaborated with Business Analysts, UX/UI Designers, Product Managers, and Cloud Architects to translate user stories, solution architectures, and security requirements into detailed technical designs, UML models, and high-quality production-ready software deliverables.

* Implemented and supported RESTful APIs, object-relational mapping (Entity Framework), and SQL-based data solutions, while leveraging CI/CD pipelines, Git-based source control, and Agile methodologies to ensure efficient, reliable software delivery.

* Provided end-to-end application lifecycle support, including unit testing, test automation, defect management, production deployment, troubleshooting, and post-implementation support, ensuring system stability and continuous improvement of enterprise applications.

We use AI-enabled tools to assist in screening applications based on job-related criteria.

Our Commitment to Diversity and Inclusion

Avanciers Incorporated is an equal opportunity employer committed to creating an inclusive and accessible workplace. We welcome applications from all qualified individuals regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, age, or any other protected characteristic. We are committed to providing accessible employment practices that comply with the Accessibility for Ontarians with Disabilities Act (AODA).

Important Information for Applicants

* Only candidates selected for an interview will be contacted

* Proof of qualifications may be requested

* Background checks may be conducted as part of the hiring process

* Avanciers Incorporated does not use Canadian Social Insurance Numbers (SIN) during the application process

Avanciers Incorporated thanks all applicants for their interest; however, only those selected for an interview will be contacted.

Avanciers Incorporated

Senior Software Engineer

Full Description