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Ref: RQ11736 Contract – 11 Months (Extension Possible) Onsite – Toronto (222 Jarvis St, 5th Floor)
Posted Date: 2026-10-22
Location: Onsite – Toronto (222 Jarvis St, 5th Floor)
Public Sector Experience: Required – OPS / Public Sector
Contract End Date: 2027-09-28 *
Rate: $99/hour
Overview
The Government Services Integration Cluster, within the Ministry of Public and Business Service Delivery and Procurement, is seeking a Senior Software Developer – Front End to join their enterprise platform team in Toronto. In this role, you will design, develop, test, and maintain accessible, responsive, and user-facing capabilities of a large-scale enterprise platform used by Ontario businesses. You will work closely with UX designers, backend developers, architects, QA, accessibility specialists, and DevOps engineers to deliver high-quality digital experiences.
Key Responsibilities
- Translate approved technical system specifications, wireframes, prototypes, user stories, and acceptance criteria into working, tested, accessible, and maintainable frontend applications.
- Develop detailed programming specifications and design, write, compile, debug, document, and maintain frontend code using modern JavaScript or TypeScript frameworks.
- Build responsive, Internet-ready user interfaces and reusable components in accordance with enterprise platform standards and design systems.
- Integrate frontend components with RESTful APIs, identity and access services, security gateways, workflows, notifications, document services, and other platform components.
- Create, maintain, and execute unit, component, integration, accessibility, and end-to-end automated tests.
- Diagnose and resolve technical problems arising during development, implementation, migration, and production operation of the application.
- Participate in design walkthroughs, code reviews, backlog refinement, estimation, sprint planning, release planning, and implementation activities.
- Collaborate with business analysts, UX designers, architects, backend developers, testers, and DevOps engineers throughout the full software development lifecycle.
- Review and update application configuration, build, and installation scripts required for testing, deployment, conversion, or migration.
- Provide post-implementation support and resolve production, performance, usability, accessibility, security, and integration issues.
- Prepare user, system, technical, deployment, and support documentation as required.
- Meet delivery commitments while adapting to changing priorities and aggressive timelines.
Must-Have Requirements
- Extensive experience designing and developing large-scale, multi-client, Internet-ready web applications.
- Strong hands-on experience with modern JavaScript or TypeScript frameworks and responsive, component-based application development.
- Experience translating technical specifications, wireframes, prototypes, user stories, and acceptance criteria into working, tested, and maintainable applications.
- Experience with structured and Agile development methodologies across the full software development lifecycle.
- Experience using Azure DevOps or comparable tools for source control, work management, continuous integration, and deployment.
- Experience integrating user interfaces with RESTful APIs, RESTful web services, identity services, OAuth 2.0, JSON Web Tokens, SSL certificates, security gateways, and middleware.
- Experience applying object-oriented coding practices, design patterns, refactoring, and clean code principles.
- Experience using relational or hierarchical database technologies and query languages to retrieve and present application data.
- Experience implementing accessible user experiences in accordance with AODA and applicable WCAG standards.
- Experience troubleshooting application, browser, performance, security, accessibility, deployment, and integration issues, including post-implementation support.
- Experience eliciting and documenting technical information from business stakeholders, architects, designers, and other IT professionals.
Nice-to-Have Skills
- Knowledge of Ontario Public Service development standards, processes, governance, accessibility, security, and documentation expectations.
- Experience working within large public sector or enterprise government digital service delivery environments.
Work Environment
This is a fully onsite role based at 222 Jarvis St, 5th Floor, Toronto, with 5 days per week in office required. The team follows Agile development methodologies including sprint planning, backlog refinement, and design walkthroughs. No security clearance is required for this engagement.
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- Final role details, responsibilities, and terms will be confirmed with shortlisted candidates. Compensation may vary based on experience. Errors and omissions excepted.
