Software Engineer

McKesson • Columbus, OH

7h

About The Position

McKesson is an impact-driven, Fortune 10 company that touches virtually every aspect of healthcare. We are known for delivering insights, products, and services that make quality care more accessible and affordable. Here, we focus on the health, happiness, and well-being of you and those we serve – we care. 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. Software Engineer (P3) As a P3 Software Engineer you will help redesign and rebuild our next-generation platform on a modern cloud-native technology stack. You will work on small, cross-functional, and highly collaborative teams to deliver secure, scalable services that make our healthcare system work more efficiently and effectively. You will have opportunities to take on new responsibility, grow your technical skills, and contribute to a greenfield initiative that is strategically critical to our business. Our Tech Stack Primary Skills: C# / .NET, TypeScript, React, Postgres, RESTful APIs / GraphQL Secondary Skills: Kafka, Git/version control, Terraform, CI/CD pipelines, Unit testing frameworks (xUnit, Jest) Nice to Have: Azure cloud platform, Redis, Microservices architecture, MFE Architecture AI & Tooling: Experience using AI-assisted development, testing, and documentation tools (e.g., code-generation, test-generation, static analysis, or observability tools).

Requirements

• 3+ years of experience in back-end or full-stack software development.
• 3+ years of experience in back-end or full-stack software development.
• Hands-on experience with at least one modern object-oriented language (C# preferred) and JavaScript/TypeScript.
• Familiarity with RESTful APIs and an interest in GraphQL-based API design.
• Experience with relational databases (PostgreSQL preferred), including schema design and query optimization basics.
• Exposure to event-driven or microservice architectures and messaging technologies (Kafka preferred).
• Experience writing and maintaining unit tests using common frameworks.
• Comfortable working with Git, CI/CD pipelines, and modern DevOps practices.
• Strong contributor on an Agile team with a bias toward collaboration and shared ownership.
• Able to break down work into small, testable increments and deliver iteratively.
• Comfortable asking questions, giving and receiving feedback, and working through ambiguity.
• Proactively share information so that the right people are informed and aligned.
• Degree in Computer Science, Software Engineering, or related field, or equivalent experience.
• Typically requires 3+ years of relevant software engineering experience.

Nice To Haves

• Experience with React or other modern front-end frameworks.
• Exposure to MuleSoft or other integration platforms.
• Experience building or consuming GraphQL APIs in production.
• Familiarity with cloud platforms (Azure preferred) and infrastructure-as-code tools such as Terraform.
• Experience using AI tools to assist with development, testing, or documentation.

Responsibilities

• Design, develop, and maintain web services, APIs, and background jobs for the platform using C# and TypeScript.
• Collaborate with product, architecture, QA, and fellow engineers to refine requirements into well-designed, testable solutions.
• Own the quality of the solutions you create through unit tests, code reviews, and observability, and support your services in production.
• Contribute to building event-driven and microservice-based architectures using Kafka and other cloud services.
• Participate in backlog refinement, estimation, sprint planning, and retrospectives as part of an Agile delivery team.
• Leverage AI tools and automation to accelerate development, testing, and documentation where appropriate.
• Continuously learn and share knowledge with your team to improve engineering practices, patterns, and standards.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level