Jobs in Canada

Group jobs by employerSave search & get alerts

Added 1 day ago
M
Senior API - Software Developer
modis
Toronto, ON
- Contract
- Temporary
10+ years of experience as a designer and developer within large-scale multi-client web application environments.
Added 1 day ago
KD
Designated Early Childhood Educator
Keewatin-Patricia District School Board
Red Lake, ON
- $26.8 CAD / hour
- Full-time
Additional information regarding the Board is available on the Board's web site a
Added 1 day ago
M
Senior Systems Testing/QA Specialist
modis
Toronto, ON
- Contract
- Temporary
Added 1 day ago
FF
Director, Measurement & Analytics
FWDUS Flywheel Digital LLC
Toronto, ON
- Full-time
- Hybrid
…opportunities where analytics can provide value spanning from web and merchandising analytics, media performance, customer lifetime value, and pricing and promotion…
Added 1 day ago
ND
OnBase API Developer - Remote Canada Position
NTT DATA Canada, Inc.
Toronto, ON
- Full-time
We are currently seeking a OnBase API Developer - Remote Canada Position
Added 1 day ago
NC
Senior GIS Analyst (PFT) (CUPE 80.26)
Norfolk County
Simcoe, ON
- $34.26 to $42.9 CAD / hour
- Full-time
As the Senior GIS Analyst, you will develop and maintain advanced web-based GIS applications, maps, and data systems that support services across The Corporation of Norfolk County. You’ll…
Added 1 day ago
S
Channel Alliances Manager - Canada
SOCRadar
Canada
- Full-time
…automation-enabled visibility into the surface, deep, and dark web. SOCRadar users leverage our expertise and investment in a scalable, innovative Extended Threat Intelligence (XTI)…
Added 1 day ago
P/
Associate Software Engineer
PheedLoop / NordSpace
Toronto, ON
- Full-time
Added 1 day ago
RC
Senior Software Developer - Back End
Randstad Canada
Toronto, ON
- Contract
We are seeking an experienced Senior Software Developer - Back End to manage the interchange of data between servers and user-facing applications while engineering robust, accessible, and…
Added 1 day ago
RC
Senior Middleware Specialist
Randstad Canada
Toronto, ON
- Contract
…mission-critical integration architectures, managing application and web server tiers, and configuring enterprise service buses (ESBs) and API gateways. Leveraging hands-on expertise with…
Added 1 day ago
RC
Senior Scrum Master – AI Contact Center
Randstad Canada
ON
- $48.51 to $54.98 CAD / hour
- Contract
…Product, AI/ML Engineering, Contact Center Operations, QA, Web/E-Commerce, Platform Architecture, and external vendor partners. Supporting a modern portfolio of conversational AI,…
Added 1 day ago
ES
Director Digital Solutions & Business Growth
Empower Simcoe
Barrie, ON
- From $49.54 CAD / hour
- Full-time
Proven successful completion of a degree or diploma in information technology, computer science, web development, business systems, or other related discipline, or an acceptable equivalent…
Added 1 day ago
RC
Senior Systems Testing/QA Specialist
Randstad Canada
Toronto, ON
- Contract
Full-Stack Validation: Complete coverage spanning front-end user interfaces, web services, microservices, and backend relational databases.
Added 1 day ago
RC
Senior Software Developer
Randstad Canada
Toronto, ON
- Contract
We are seeking an experienced Senior Software Developer specializing in enterprise CRM solutions to lead the technical design, configuration, development, integration, and enhancement of…
Added 1 day ago
RC
Senior Software Developer
Randstad Canada
Toronto, ON
- Contract
We are seeking an experienced Senior Software Developer to lead the technical design, development, systems re-engineering, and implementation of large-scale enterprise web applications. In…
Added 1 day ago
RC
Senior Software Developer - API
Randstad Canada
Toronto, ON
- Contract
We are seeking an experienced Senior Software Developer - API to lead the technical design, development, security, and integration of enterprise-scale RESTful web services and API…
Added 1 day ago
C
Supervisor (Part Time)
Carter's
Winnipeg, MB
- Part-time
Added 1 day ago
HP
Child Psychologist (Permanent Full-Time) - Public Health and Children’s Developmental Services - 167620
Health PEI
Charlottetown, PE
- $58.32 to $71.88 CAD / hour
- Full-time
Added 1 day ago
Scopist (French)
Senate of Canada
Ottawa, ON
Added 1 day ago
TM
Industry Relations & Business Development Lead
Toronto Metropolitan University
Toronto, ON
- Full-time
Added 1 day ago
M
Senior Back End - Software Developer
modis
Toronto, ON
- Contract
- Temporary
Position: Senior Back End - Software Developer
Added 1 day ago
RC
Senior Product Manager
Randstad Canada
Toronto, ON
- Contract
…workflow platforms, integration middleware, and public-facing web portals - you will conduct user discovery, champion service design principles, build and maintain strategic roadmaps,…
Added 1 day ago
English Copywriter - 12 Month Temporary Contract
Vacances Air Canada / Air Canada Vacations
Montréal, QC
Hybrid work model: Corporate Mandate of 4 days in office (Tuesday, Wednesday, Thursday + 4th day of your choice) and 1 day from home
Added 1 day ago
GO
174820 - Social Worker (Child Protection) - Department of Social Development and Seniors - Permanent
Government of PEI
Charlottetown, PE
- Full-time
Added 1 day ago
Parliamentary Reporter (French)
Senate of Canada
Ottawa, ON

Randstad Canada

Senior Software Developer - Back End

Toronto, ON, Canada

Contract

Apply on randstad.ca About employer

Applications open in a new tab.

Job details

Job type: Contract
Apply by: Dec 28, 2026
Posting language: English
Posted: Oct 30, 2026

Original job description

We are seeking an experienced Senior Software Developer - Back End to manage the interchange of data between servers and user-facing applications while engineering robust, accessible, and high-performance digital services. In this role, you will translate technical system specifications into scalable, production-ready applications. Working across full-stack and modern web application ecosystems - combining Node.js, modern web frameworks (React, Next.js), RESTful APIs, and backend architectures - you will design server-side logic, integrate database solutions, enforce strict compliance with PCI security and WCAG 2.2 / AODA accessibility standards, and support reliable deployment across enterprise platforms.

Location: Toronto, ON (Fully Onsite – 5 days/week required)

Duration: 9-month contract.

Advantages
Modern Web & API Ecosystem: Build with modern web technologies including Node.js, React, Next.js, and RESTful architectures.

Accessibility & Security Leadership: Lead enterprise-scale compliance across WCAG 2.2, AODA, and PCI standards.

Full-Lifecycle Engineering: Drive end-to-end technical delivery from specification and database integration to deployment.

Collaborative Workspace: Work alongside dedicated multidisciplinary teams in a central Toronto office environment.

Responsibilities
Translate functional requirements and technical system specifications into working, scalable, tested, and secure applications.

Design, build, test, and maintain server-side business logic, APIs, and data exchange services to deliver high performance and responsiveness.

Develop modern, responsive web application layers and RESTful services utilizing Node.js, JavaScript, React, Next.js, and CSS.

Ensure end-to-end compliance with PCI data security requirements, WCAG 2.2 Level AA accessibility guidelines, and AODA standards.

Implement accessible user interface elements and validate screen-reader compatibility utilizing JAWS, WAI-ARIA, and semantic HTML5.

Develop responsive web applications optimized for desktop and mobile device viewports.

Integrate server-side components with relational databases, payment gateways, and third-party lookup services.

Write detailed technical specifications, conduct comprehensive unit tests, and perform code reviews to maintain clean code standards.

Troubleshoot and debug complex application, integration, and runtime issues across pre-production and production environments.

Collaborate closely with architects, developers, business analysts, and quality assurance teams within Agile delivery frameworks.

Qualifications
Modern Web Frameworks & APIs: Extensive hands-on experience across modern web framework stacks including React, JavaScript, Next.js, Node.js, CSS, and RESTful APIs (Strictly Required).

Responsive & Mobile Development: Extensive experience engineering responsive web layouts with HTML5 and specialized coding for mobile devices (Strictly Required).

Accessibility & Compliance Seniority: 10+ years of proven experience developing applications in compliance with PCI and WCAG 2.2 standards, and successfully bringing applications to AODA compliance (Strictly Required).

Assistive Technologies: Demonstrated practical experience implementing and testing with JAWS, WAI-ARIA specifications, and semantic HTML5 (Strictly Required).

Software Development Rigor: Strong knowledge of object-oriented principles, design patterns, clean coding standards, and Agile methodologies (Strictly Required).

Nice-to-Have Assets:
Prior experience developing or supporting enterprise-scale public-facing service portals.

Experience integrating address validation services (such as Canada Post Address modules) and enterprise Payment Gateways.

Experience with Java development, relational databases (Oracle/SQL Server), and Azure DevOps pipelines.

Understanding of enterprise architectural governance and public sector development standards.

Summary
If you're interested in the "Senior Software Developer - Back End" role based in Toronto, we encourage you to apply online at www.randstad.ca.

Only qualified candidates will be contacted for the next steps. We look forward to hearing from you!

Randstad Canada is committed to fostering a workforce reflective of all peoples of Canada. As a result, we are committed to developing and implementing strategies to increase the equity, diversity and inclusion within the workplace by examining our internal policies, practices, and systems throughout the entire lifecycle of our workforce, including its recruitment, retention and advancement for all employees. In addition to our deep commitment to respecting human rights, we are dedicated to positive actions to affect change to ensure everyone has full participation in the workforce free from any barriers, systemic or otherwise, especially equity-seeking groups who are usually underrepresented in Canada's workforce, including those who identify as women or non-binary/gender non-conforming; Indigenous or Aboriginal Peoples; persons with disabilities (visible or invisible) and; members of visible minorities, racialized groups and the LGBTQ2+ community.

Randstad Canada is committed to creating and maintaining an inclusive and accessible workplace for all its candidates and employees by supporting their accessibility and accommodation needs throughout the employment lifecycle. We ask that all job applications please identify any accommodation requirements by sending an email to accessibility@randstad.ca to ensure their ability to fully participate in the interview process.

This posting is for existing and upcoming vacancies.

Apply on randstad.ca About employer

More about this job

Responsibilities

The Senior Software Developer at Randstad Canada will build and maintain server-side logic, APIs and web applications. They will make sure the software meets PCI security and WCAG 2.2 / AODA accessibility standards.

Requirements

Candidates need 10+ years of experience building PCI and WCAG 2.2 compliant applications, strong hands-on skill with React, Next.js, Node.js and REST APIs, and practical experience testing with JAWS and screen readers.

Skills

Node.js
React
Next.js
JavaScript
CSS
HTML5
RESTful APIs
JAWS
WAI-ARIA
Semantic HTML5
WCAG 2.2
AODA
PCI compliance
Object-oriented design
Design patterns
Unit testing
Code review
Debugging
Agile
Technical specification writing
Relational databases
Payment gateway integration
Responsive design

Keywords

Senior Software Developer
Back End Developer
Node.js
React
Next.js
JavaScript
RESTful APIs
HTML5
CSS
WCAG 2.2
AODA
PCI
JAWS
WAI-ARIA
Accessibility
Responsive web development
Relational databases
Payment gateways
Agile
Software development

Seniority

Senior

Tools

Node.js
React
Next.js
JAWS
Azure DevOps

Languages

English

Report this job

Work requirements

Jobs in Canada