Senior Software Developer – Front End (RQ11736)

Softline Technology Inc.; Toronto; On-site; CAD 95,000 - 130,000; Full time

Job summary

Softline Technology Inc. seeks a Senior Software Developer – Frontend to design, develop, test, deploy, and maintain accessible, responsive enterprise frontend components.

You’ll translate wireframes, prototypes, and user stories into reusable UI across services, working with UX, product, backend, QA, security, and DevOps. The role emphasizes secure coding, WCAG/AODA compliance, performance, and automated testing within an Ontario public‑sector context.

Qualifications

• Extensive experience designing and developing large-scale, multi-client web apps.
• Translating technical specs and designs into working, tested applications.
• Hands-on with modern JS/TS frameworks and component-based development.
• Experience with Agile methods, Azure DevOps, testing, and documentation.

Responsibilities

• Translate approved specs into working, tested, accessible frontend apps.
• Develop specifications and write, debug, and maintain frontend code.
• Build responsive UI using enterprise standards and reusable components.
• Integrate frontend with RESTful APIs, identity services, and platform services.
• Create and execute unit, integration, and accessibility tests.
• Participate in design reviews, backlog refinement, and sprint planning.
• Collaborate with UX, architects, backend, QA, and DevOps teams.
• Review configuration and scripts for testing, deployment, and migration.
• Diagnose and resolve issues across development, deployment, and operations.
• Provide post-implementation support and documentation.
• Meet delivery commitments under changing priorities.

Skills

Frontend development

JavaScript/TypeScript

RESTful APIs

WCAG/AODA accessibility

Security practices (OAuth 2.0 / JWT)

Agile / Azure DevOps

Design system usage

Tools

Azure DevOps

Git

CI/CD tooling

Job description

Description

Designs, develops, tests, deploys, and maintains the accessible, responsive, and user-facing capabilities of the enterprise platform. The role translates approved research, wireframes, prototypes, design specifications, user stories, and acceptance criteria into reusable and maintainable frontend components that provide a consistent experience across platform features and onboarded services. Working closely with UX, product, business analysis, architecture, backend development, QA, accessibility, security, and DevOps resources, the Senior Software Developer – Frontend integrates interfaces with APIs, identity services, workflows, notifications, document services, and other enterprise platform components. The role applies secure coding, accessibility, performance, automated testing, and design-system standards; investigates complex browser and integration issues; and supports releases, production readiness, monitoring, and stabilization to ensure reliable digital experiences for Ontario businesses.

Experience

• Extensive experience designing and developing large-scale, multi-client, Internet-ready web applications.
• Experience translating technical system specifications, wireframes, prototypes, user stories, and acceptance criteria into working, tested applications.
• Experience developing detailed programming specifications and designing, coding, debugging, documenting, and maintaining responsive user-interface components.
• Strong experience with modern JavaScript or TypeScript frameworks, object-oriented practices, design patterns, refactoring, and clean code.
• Experience integrating user interfaces with RESTful APIs, RESTful web services, identity services, security gateways, middleware, and backend components.
• Experience using relational or hierarchical database technologies and query languages to retrieve and present application data.
• Experience with communications protocols and security approaches such as OAuth 2.0, JSON Web Tokens, and SSL certificates.
• Experience applying structured and Agile methodologies across the software development lifecycle, including design walkthroughs, coding, unit testing, deployment, conversion, migration, and implementation.
• Experience using Azure DevOps or comparable tools for source control, work management, continuous integration, and deployment.
• Experience implementing accessible user experiences in accordance with AODA and applicable WCAG standards.
• Experience eliciting and documenting technical information from business stakeholders, subject-matter experts, architects, designers, and other IT professionals.
• Experience troubleshooting application, browser, performance, security, accessibility, deployment, and integration issues, including post-implementation support.

General Skills / Duties

• Translate approved technical system specifications into working, tested, accessible, and maintainable enterprise platform frontend applications.
• Develop detailed programming specifications and design, write, generate, compile, debug, document, and maintain frontend code.
• Build responsive, Internet-ready user interfaces and reusable components using approved frameworks, design patterns, and enterprise platform standards.
• Integrate frontend components with RESTful APIs, identity and access services, security gateways, workflows, notifications, documents, and other platform services.
• Create, maintain, and execute unit, component, integration, accessibility, and end-to-end tests.
• 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, DevOps engineers, and other IT professionals throughout the software development lifecycle.
• Review and update application configuration, build, and installation scripts required for testing, deployment, conversion, or migration.
• Diagnose and resolve technical problems arising during development, implementation, migration, and operation of the application.
• 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.

Experience Requirements

Core Skills and Experience – 40%

• Extensive experience as a designer and developer of 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 and detailed designs into working, tested, maintainable applications.
• Experience with structured and Agile development methodologies, Azure DevOps, unit testing, source control, and application documentation.

Technical Skills and Experience – 35%

• Experience with RESTful APIs, RESTful web services, security gateways, OAuth 2.0, JSON Web Tokens, SSL certificates, middleware, and communications protocols.
• Experience applying object-oriented coding practices, current design patterns, refactoring, clean code, and rapid application development approaches.
• Experience with relational or hierarchical databases, query languages, application deployment, troubleshooting, and post-implementation support.
• Knowledge of AODA, WCAG, information‑management principles, and accessible application design.

Soft Skills – 20%

• Strong written and verbal communication, analytical, problem‑solving, decision‑making, interpersonal, and negotiation skills.
• Ability to develop and present ideas, participate in design walkthroughs, and work effectively with functional and technical teams.
• Demonstrated ability to work under pressure, adapt to changing priorities, and consistently meet deadlines.

Public‑Sector Experience – 5%

• Knowledge of Ontario Public Service development standards, processes, governance, accessibility, security, and documentation expectations.

Supplier Comments

Closing Date/Time: 2026-10-27, 12:00 p.m.

Max submission: 1 (one)

5 days onsite

Must Have:

• Extensive experience as a designer and developer of 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 with structured and Agile development methodologies, Azure DevOps, unit testing, source control, and application documentation.
• Experience with RESTful APIs, RESTful web services, security gateways, OAuth 2.0, JSON Web Tokens, SSL certificates, middleware, and communications protocols.