Postes à Longueuil, Canada

At Cogstate, we’re advancing the science of brain health - making it faster, easier, and more accurate to assess cognition across clinical trials, healthcare settings, and everyday life.

Our digital cognitive assessments are trusted by researchers, clinicians, and pharmaceutical partners around the world, helping to drive breakthroughs in neuroscience and improve outcomes for people living with neurological conditions. Founded on decades of cognitive science and backed by rigorous validation, Cogstate’s assessments are used in more than 150 countries and over 2,000 clinical trials.

Our global team of experts - spanning psychology, data science, operations, and technology - works together to solve complex challenges in brain health assessment, always with a patient‑first mindset. Whether we’re supporting a multinational Alzheimer’s trial or developing tools to bring cognitive testing into routine care, our work is meaningful, collaborative, and constantly evolving.

At Cogstate, we’re not just imagining the future of brain health - we’re building it.

That’s why we’re seeking a Senior Software Engineer with strong full‑stack development skills and an interest in building AI‑enhanced products for clinical trials. This role will contribute to applications that drive data quality, automate cognitive test scoring, and improve decision‑making through central monitoring and AI‑assisted insights. This role combines hands‑on development with opportunities to experiment, integrate, and optimize AI models within production systems.

• Develop clean code, reusable components, and unit tests.
• Develop feature functionality within the platform framework for product specific requirements, while still maintaining re‑use and leveraging design patterns.
• Review other developer’s code.
• Understand and evaluate user stories, workflows and wireframes.
• Identify functionality contained within our platform library as well as contribute to its capabilities.
• Collaborate with product managers, expand upon desired functionality and provide technical approaches that accomplish the product needs.
• Work with project management to orchestrate current work and planning of future work.

• Bachelor’s Degree or equivalent experience.
• Strong backend experience in C#, .NET Core, Entity Framework, WebAPI (REST).
• Solid understanding of Relational (SQL Server) databases.
• Proficiency with Python for scripting, automation, or backend development is strongly preferred.
• Familiarity with Azure or other cloud environments for application deployment and monitoring.
• Experience with Git, CI/CD pipelines, and Agile development practices.
• Understanding of unit testing, design patterns, and modular, maintainable code.
• Understanding of unit test development and design patterns.

• Remote Work Practices: Cogstate is a virtual first company. Cogstate employees can work from anywhere where Cogstate is registered to business within the United States, Australia, or the United Kingdom!
• Generous Paid Time‑off: Cogstate employees receive 20 days of vacation leave, 10 days of personal leave and 10 paid public holidays.
• 401(k) Matching: As you invest in yourself and your future, Cogstate invests in you too: we match up to3% of your yearly salary in Cogstate’s 401k program.
• Competitive Salary: We offer competitive base salaries plus additional earning opportunities based on the position.
• Health, Dental & Vision Coverage: We’ve invested in comprehensive health & dental insurance options with competitive company contributions to help when you need it most. We also offer free vision insurance for all full‑time employees.
• Short‑Term & Long Term Disability Life Insurance: 100% employer sponsored
• Pre‑Tax Benefits: Healthcare and Dependent Care Flexible Spending Accounts
• Learning & Development Opportunities: Cogstate offers a robust learning program from mentorships to assistance with programs to improve knowledge or obtain certifications in applicable areas of interest.

$125,000 - $150,000 USD

We bring our whole selves to work every day. We’re courageous and we deliver together. We’re passionate individuals who enjoy working together. We’re brave enough and care enough to have the right conversations to get the best outcome and are famous for our can‑do attitude. We see challenges as opportunities and move with pace to achieve our goals.

If you’re ready to help us in our journey to optimize the measurement of brain health around the world, please apply now!

Applicants with disabilities may be entitled to reasonable accommodation under the terms of the Americans with Disabilities Act and certain state or local laws. A reasonable accommodation is a change in the way things are normally done which will ensure an equal employment opportunity without imposing undue hardship on the company. If you need assistance in applying please email PeopleandCulture@cogstate.com.