Senior Software Developer- Front End

We're hiring a highly experienced Senior Software Developer - Front End to design, develop, and maintain internal and external web applications. This role requires extensive expertise across modern front-end frameworks (Angular/React), core web technologies, and the ASP.NET/C# stack. The successful candidate will translate technical specifications into high-quality, scalable, and fully tested applications, ensuring strict adherence to WCAG accessibility and OWASP security standards. This is a fully Onsite position based in Toronto.Advantages- Leverage deep experience across both modern Front-End frameworks (Angular/React) and the C#/ASP.NET (.NET Core) back-end stack.- Secure a 15-month contract with the potential for extension.- Direct responsibility for implementing and maintaining WCAG accessibility and OWASP security compliance.- Work fully onsite in Toronto, fostering strong team dynamics and collaboration.ResponsibilitiesThe Senior Front-End Developer will be responsible for:- Designing, developing, and implementing front-end code, including user interface interactions, to create attractive and effective user interfaces.- Translating technical systems specifications into working, tested applications by writing and/or generating high-quality code and compiling data-driven programs, with hands-on development in C#/ASP.NET including .NET Core.- Utilizing HTML5, CSS3, SCSS/SASS, JavaScript, AJAX, and jQuery, and specializing in script-based MV* front-end frameworks like Angular (or React) with TypeScript and component libraries.- Collaborating with back-end teams and working with REST APIs, SQL, and non-relational databases such as Cosmos DB.- Maintaining and conducting unit tests. Ensuring applications remain scalable and comply with WCAG standards and techniques (including WAI-ARIA) and OWASP security principles/best practices.- Collaborating with IT Professionals throughout the Software Development Life Cycle. Resolving and troubleshooting technical problems, including providing assistance in implementation, conversion, and migrations.- Utilizing Git and demonstrating knowledge of source control strategies.QualificationsMust-Have Experience:- 7+ years of web development experience with HTML5, CSS3, SCSS/SASS, JavaScript, AJAX and jQuery.- 5+ years of hands-on development in C#/ASP.NET including .NET Core.- 3+ years of experience developing applications in script-based MV* front-end frameworks like Angular (or React) with TypeScript and component libraries.- Experience working with REST APIs, SQL, and non-relational databases such as Cosmos DB.- Experience with Git and knowledge of source control strategies.- Knowledge of WCAG standards and techniques, including WAI-ARIA, and OWASP security principles/best practices.- Solid communications skills (written and verbal) to effectively understand and convey requirements.Nice-to-Have Skills (Assets):- Knowledge of Microsoft SharePoint: administration, SOAP/REST, SharePoint application development (SPFx).- Experience working with Service Workers.- Experience with Microsoft Azure Cloud and DevOps.- Experience with Azure Functions.- Experience writing scripts with Python.SummaryIf you're interested in the Senior Software Developer - Front 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 youRandstad 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.