Senior Software Developer

McKesson, one of the top 10 companies on the Fortune Global 500 list, touches virtually every aspect of healthcare and is committed to making a real difference. We are recognized for delivering insights, products, and services that make quality care more accessible and affordable. At McKesson, the health, happiness, and well-being of our people and those we serve are a priority—and we care deeply about them.

What you do at McKesson matters. We foster a culture where you can grow, make an impact, and are empowered to bring new ideas. Together, we thrive as we shape the future of health for patients, our communities, and our people. If you want to be part of tomorrow’s health today, we want to hear from you.

Reporting to the Director, Product Development and Management within Technology Solutions – Software Engineering, the Principal Analyst Developer plays a key role in the design, development, and evolution of an event-driven microservices-based platform. The incumbent acts as a technical reference for the team, delivers high-quality features, and actively contributes to the evolution of development practices, particularly in AI-assisted tooling.

Specific Responsibilities

Design and Development – Modern Stack (Primary Responsibility)

• Design, develop, and deliver robust features within an event-driven microservices architecture (Kafka, Kubernetes, Docker).
• Develop high-performance backend services in C#/.NET within a cloud environment (Azure).
• Design and maintain relational (PostgreSQL, SQL Server) and non-relational (MongoDB) data schemas.
• Ensure the integration of services and components into existing and new systems.

Legacy Platform Maintenance (Secondary Responsibility)

• Periodically contribute to the maintenance, bug fixing, and stabilization of existing applications (.NET, C#, VB.NET, WinForms, DevExpress, SQL Server).
• Participate in targeted modernization efforts of the legacy application portfolio in collaboration with the team.

Architecture and Standards

• Propose and implement architecture decisions aligned with the team's event-driven microservices vision.
• Define and enforce development, quality, and code security standards.
• Proactively identify technical risks and propose preventive solutions.
• Contribute to the evolution of the platform's architecture to ensure its longevity and scalability.

Technical Leadership and Collaboration

• Serve as a reference and mentor for less experienced developers on the team.
• Actively participate in code reviews and contribute to collective quality improvement.
• Collaborate closely with product team members, architects, and other development teams.
• Contribute to effort estimation and iteration planning.
• Effectively communicate technical issues to non-technical stakeholders as needed.

Quality and Operations

• Write and maintain unit, integration, and end-to-end tests.
• Monitor, document, and resolve performance and reliability issues.
• Participate in post-mortem reviews and propose continuous improvements.

Essential

• Advanced proficiency in C#/.NET (modern) and SQL.
• Solid experience with microservices architectures and event-driven systems (Kafka).
• Experience with RESTful APIs.
• Deep understanding of distributed systems.
• Practical experience with Docker and Kubernetes in a production environment.
• Experience with relational (PostgreSQL, SQL Server) and non-relational (MongoDB) databases.
• Experience with versioning tools and CI/CD (GitHub, Azure DevOps, or equivalents).
• Ability to work autonomously on complex problems without direct supervision.
• Strong problem-solving and change anticipation skills.

Significant Assets

• Knowledge and interest in AI agents, smart workflows, and MCP (Model Context Protocol) ecosystems, skills, and agent orchestration.
• Experience with AI-assisted development tools (GitHub Copilot, Cursor, coding agents, etc.).
• Experience with VB.NET, WinForms, or DevExpress (legacy platform).
• Knowledge of Microsoft Azure.
• Experience in test automation and QA practices.
• Bilingual (French and English).

Education and Experience

• Technical college diploma or bachelor's degree in computer science, software engineering, or a related field, or equivalent experience.
• 7+ years of experience in a similar software development role.
• According to Career Framework criteria, the P4 level typically requires a minimum of 7 years of relevant experience or equivalent.

The incumbent of this position will provide daily support to internal and/or external clients outside Quebec and/or in the United States. Therefore, he/she must be proficient in spoken and written English. Please note that the number of positions requiring English language skills has been limited where possible.

We are proud to offer a competitive compensation package at McKesson as part of our Total Rewards. This is determined by several factors, including performance, experience and skills, equity, regular job market evaluations, and geographical markets. The pay range shown below is aligned with McKesson's pay philosophy, and pay will always be compliant with any applicable regulations. In addition to base pay, other compensation, such as an annual bonus or long-term incentive opportunities may be offered. For more information regarding benefits at McKesson, please click here.

Our Base Pay Range for this position $94,400 – $157,300

McKesson has become aware of online recruiting-related scams in which individuals who are not affiliated with or authorized by McKesson are using McKesson’s (or affiliated entities, like CoverMyMeds or RxCrossroads) name in fraudulent emails, job postings or social media messages. In light of these scams, please bear the following in mind:

McKesson Talent Advisors will never solicit money or credit card information in connection with a McKesson job application.

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McKesson job postings are posted on our career site: careers.mckesson.com.

McKesson is an Equal Opportunity Employer

McKesson provides equal employment opportunities to applicants and employees, without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability, age, genetic information, or any other legally protected category. For additional information on McKesson’s full Equal Employment Opportunity policies, visit our Equal Employment Opportunity page.

McKesson is committed to being an Equal Employment Opportunity Employer and offers opportunities to all job seekers including job seekers with disabilities. If you need a reasonable accommodation to assist with your job search or application for employment, please contact us by sending an email to (United States) Disability.