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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.

Job Title: Sr. Associate Software Engineer, B2B Commerce

Current Need:

We are seeking an Sr. Associate Software Engineer to join our dynamic B2B Commerce team. The ideal candidate will support the delivery of high-quality features and actively learn best practices in designing, developing, and maintaining our microservices-based ecommerce platform using Java Spring Boot and React. This role is ideal for someone early in their career who is eager to grow through mentorship, hands-on experience, and exposure to modern development practices and technologies.

Key Responsibilities

Design and Development:

•    Work under the guidance of senior engineers to develop and maintain scalable and robust microservices using Spring Boot and React.
•    Contribute to the architecture and design of new features and enhancements, ensuring alignment with business objectives and technical standards.
•    Apply AI-assisted coding tools (e.g., GitHub Copilot) for code generation, documentation, and unit testing.

Collaboration and Integration:

•    Collaborate with cross-functional teams to integrate the platform with ERP systems, data warehouses, and other essential applications.
•    Partner with product management to refine feature requirements and specifications.

Best Practices and Optimization:

•    Participate in code reviews and team learning sessions to build technical proficiency.
•    Implement software development best practices including testing and continuous integration.
•    Conduct basic performance tuning and optimization to support platform scalability.
•    Apply security best practices to protect sensitive data and ensure compliance with industry standards.
•    Use Microsoft Copilot to boost coding productivity while ensuring outputs meet project standards.

Career Pathing

• This role offers a clear path to advancement through increasing ownership, technical depth, and leadership responsibilities.
  Impact Statement
• Supports delivery of high-quality features and learns best practices while contributing to team success.

Minimum Requirements

•    Typically requires a minimum 2+ - 5 years of experience in Java based full stack software development with a focus on Spring Boot and React.
•    Bachelor’s degree in Computer Science, Engineering, or a related field.

Critical Skills Required:

•    Strong hands-on engineering experience with Java, Spring Boot, HTML/CSS/JS, RDBMS, REST, GraphQL Git.
•    Foundational knowledge of HTTP, cookies, sessions, AJAX, and browser behavior.
•    Familiarity with Elastic, Redis, React, Docker, Kubernetes, Azure, Phyton.
•    Familiarity with the MCP Protocol and RAG based AI agents.
•    Exposure of LLM Agent connectivity via APIs
•    Exposure to Kafka, change data capture, and data replication processes is a plus.
•    Understanding of microservices-based architectures.
•    Basic familiarity with CI/CD pipelines.
•    Awareness of performance tuning and optimization techniques.
•    Knowledge of security best practices and industry standards.

Preferred Skills:

• Experience designing and building large-scale ecommerce applications.

• Experience with B2B ecommerce platforms

Travel requirement: 10-15%

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

Relocation is NOT budgeted for this position

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

McKesson is an Equal Opportunity Employer

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

Join us at McKesson!