Full Stack Developer (React/.NET) – Application Modernization

Location: Halifax, NS, Hybrid, 3 days per week onsite
Language: Strong written and spoken English communication skills
Duration: 6-month contract, with possible extension

About the Opportunity
This is an opportunity to help modernize a business-critical application within a specialized insurance environment. As a Full Stack Developer, you’ll transform an established desktop application into a modern web-based solution that supports how underwriting teams submit and manage contracts.

You’ll join an experienced, multidisciplinary delivery team and work closely with developers, QA professionals, business analysts and stakeholders. The role offers a balanced mix of React front-end and .NET back-end development, with the autonomy to own assignments and deliver meaningful solutions.

What’s In It for You
You’ll contribute to a high-impact application modernization initiative while strengthening your experience across the full development lifecycle. You’ll gain exposure to React, .NET and Azure technologies in a collaborative environment that values independent thinking, practical problem-solving and strong technical delivery.

Your Responsibilities

• You’ll redesign and rebuild desktop application functionality as a modern, responsive web solution.
• Develop front-end features using React and modern JavaScript, alongside back-end services, APIs and business logic using .NET and C#.
• Translate business and functional requirements into practical, maintainable technical solutions.
• Contribute across analysis, design, coding, unit and system testing, deployment and warranty support.
• Integrate application capabilities with existing systems, services and data repositories.
• Collaborate across development, infrastructure, security and business teams to manage technical dependencies.
• Independently manage priorities and deliver production-ready code against established project roadmaps.

Skills and Qualifications

• 5+ years of professional software development experience, including strong recent hands-on React development.
• Strong hands-on experience with .NET, C# and Web API development across front-end and back-end layers.
• Experience with Microsoft Azure, relational databases, data repositories, Git and continuous testing.
• Practical Agile experience and familiarity with modern software delivery practices.
• Strong problem-solving, analytical, technical decision-making and stakeholder communication skills.
• A university degree and ability to work onsite in Halifax 3 days per week.
• Experience with legacy application modernization, Azure DevOps, distributed systems, service-oriented architecture or insurance and financial services environments is considered an asset.

Why Partner with Altis
If you’ve never worked with a staffing agency before, we make it easy. We work with top employers across Canada who have great jobs to fill, each vetted and verified by our team. When you apply for a job with Altis, we get to know you as a candidate and learn what your strengths are. Then, if you’re a solid match, we handle all the logistics, advocating for you as a candidate for the role, providing access to coaching and connecting you directly with the hiring manager. And rest assured, all our services are free of cost for candidates.

We appreciate the time and effort all applicants invest in their submissions. Please note that only candidates shortlisted for this role will be contacted directly. However, your profile will remain under consideration for future opportunities that align with your experience and career goals.All qualified applicants will receive fair consideration for employment. We welcome individuals of all backgrounds, experiences, and identities including those who identify as women, members of racialized groups, Indigenous Peoples, persons with disabilities, and 2SLGBTQIA+ communities. If you require an accommodation, please review our accessibility policy and reach out to our accessibility officer with any questions. Our human recruiters review all applications and always make the final hiring decision. On occasion, we also use AI-assisted tools to help review applications.