McKesson

Senior Software Developer

📍 Location
mississauga, peel region
⏰ Job Type
Full-time
📅 Posted
May 23, 2026
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Job Description

About the Role

We are seeking a Senior Software Developer to design, build, and support mission‑critical enterprise software platforms used across large‑scale healthcare and pharmacy operations. This role is a senior individual contributor position with significant autonomy, technical ownership, and responsibility for system reliability, scalability, and performance.

You will work primarily on backend services, APIs, and integrations , contributing across both modern services and established enterprise applications . Success in this role requires comfort working in complex, highly regulated environments , collaborating cross‑functionally, and making sound technical decisions that consider operational risk and downstream impact.

This is a hybrid role , working 2 days per week in Mississauga or Montreal .

What You’ll Do:

  • Design, develop, and maintain backend services, API...

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Apply now and make every Monday exciting with McKesson

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