Sr. Associate Software Engineer

McKesson; Irving (TX); Hybrid; USD 81,000 - 135,000; Full time

Job summary

McKesson in Irving, TX is hiring a software engineer to analyze existing software and develop cloud-based solutions using .NET Core/C#/Azure/Web API. You will join a team that designs high‑performance, scalable components while collaborating with engineers, product owners, and QA to deliver secure, robust healthcare software.

The role emphasizes unit testing, code reviews, and SOLID design principles in a cloud environment.

Qualifications

• Degree or equivalent and typically requires 2+ years of relevant experience.

Responsibilities

• Analyze existing software and develop solution for cloud platform using .NET Core/C#/Azure/Web API.
• Lead and participate in technical design discussions that produce high-performance, scalable software components.
• Collaborate with engineers, product owners and QA to identify best-in-class software solutions for healthcare.
• Maintain legacy ASP.NET/.NET Core applications through defect correction and refactoring.
• Develop with a quality-first mindset, including unit tests and automated testing where possible.
• Conduct code reviews with developers, including security checks.
• Participate in Agile ceremonies and Scrum activities.
• Promote SOLID design principles in cloud-based development to enable easy modification and extension.

Skills

C#

ASP.NET/.NET Core

JavaScript/TypeScript

Angular

HTML/CSS

Azure

SQL Server

Git/CI-CD

OO programming

Analytical/Collaborative

Education

4 years degree in computer science or related field

Tools

Azure

JIRA

Confluence

Job description

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.

Candidate must be authorized to work in the U.S, now or in the future, without assistance or support from McKesson.

McKesson is in the business of better health and we touch the lives of patients in virtually every aspect of healthcare. At Macro Helix, we are a leader in providing 340B software focused on helping customers improve financial performance, increase operating efficiencies, and maintain regulatory compliance.

Every single McKesson employee contributes to our mission—by joining McKesson you act as a catalyst in a chain of events that helps millions of people all over the globe. We understand the importance of a system that works together. You’ll collaborate on the products and solutions that help us carry out our mission to improve lives and advance healthcare. Your expertise, drive and passion can help us improve everything we touch, from providers to payors to pharmacies. Working here is your opportunity to shape an industry that’s vital to us all.

Join our team of leaders to begin a rewarding career.

Key Responsibilities

• Analyze existing software and develop solution for cloud platform using .NET Core/C#/Azure/Web API
• Lead and participate in technical design discussions that produce high-performance, highly scalable, and resilient software components.
• Collaborate with other engineers and product owners and QA members to identify best in class software solutions to complex problems in the health care industry.
• Maintain existing legacy applications written in ASP.Net/c#.Net through defect correction and refactoring.
• Take a quality-first approach to software development by producing unit tests and automate functional testing as much as possible.
• Conduct code reviews with other developers, including security checks.
• Actively participate in Agile Daily Standups/ Sprint Planning/ Refinements / Retrospectives and Sprint demos.
• Promote SOLID design principles for software development in a cloud-based environment to implement a code that can easily be modified, tested, extended, and refactored without any problems.

Minimum Requirement

Degree or equivalent and typically requires 2+ years of relevant experience.

Education

4 years degree in computer science or related field or equivalent experience

Critical Skills

• 2+ years of experience developing web-based applications using Microsoft technologies.
• Proficiency in C#, ASP.NET/.NET Core, JavaScript/TypeScript, Angular, HTML, and CSS.
• Experience building and supporting cloud-based solutions in Azure (AWS/GCP exposure welcomed).
• Strong SQL Server experience, including working within high-volume transactional environments.
• Hands‑on experience with Git-based source control, CI/CD pipelines, and modern development practices.
• Solid foundation in object‑oriented programming, software design, testing, debugging, and code quality.
• Strong analytical, problem‑solving, and collaboration skills with keen attention to detail.

Additional Knowledge & Skills

• Experience working with secure web services and API
• Agile software methodology experience
• Experience with Data bricks
• Experience with JIRA and Confluence
• Health care experience is a plus

This position offers the possibility of a hybrid work arrangement based on recent updates to our in‑office/work‑from‑home model. If located in DFW area, the selected candidate may be expected to work on‑site at our Las Colinas office a minimum of two (2) days per week, with the remaining days worked remotely. Specific in‑office days may be designated according to team needs and business priorities.

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

$38.94 - $64.90

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) [e-mail] or (Canada) [e-mail]. Resumes or CVs submitted to this email box will not be accepted.

Join us at McKesson!