Senior Software Engineer

Overview

We're hiring! Kemin is seeking a Senior Software Engineer to join our team in Des Moines, Iowa. As a Senior Software Engineer, you will serve as the highest-level engineering execution contributor on the delivery team — the technical anchor for large project delivery, engineering quality, and team capability. You will lead complex projects end-to-end, run design reviews in collaboration with the Software Architect, enforce engineering standards, mentor all engineers, and own the team's CI/CD and Dev Ops practice.

Where the Architect defines how the team builds, the SE3 is responsible for delivering it.

Local candidates in Des Moines, Iowa are preferred. This role is hybrid, with two remote days and three in-office days each week.

Join the Kemin Team and Transform Lives!

We are a privately held, family-owned-and-operated global biotechnology company driven by curiosity and committed to transforming the quality of life for people, pets, and the planet.

We create solutions that strengthen health and wellbeing, provide nutrition and immune support for pets and production animals, safeguard the planet’s natural resources, and protect the global food supply chain for generations to come.

We supply over 500 specialty ingredients for various industries, including human and animal health and nutrition, pet food, aquaculture, nutraceutical, food technologies, crop technologies, textiles, biofuels, and animal vaccines.

We employ 3,500 global employees and operations in 90 countries, including manufacturing facilities in Belgium, Brazil, China, Egypt, India, Italy, San Marino, Singapore, South Africa, and the United States.

As a valued member of our team, you'll enjoy a comprehensive benefits package designed to support your financial, physical, and professional well-being:

• Competitive Financial Package
  :
  Enjoy a rewarding salary, uncapped bonus opportunities, a 401k match program, and generous paid vacation and holidays.
• Health and Wellness Support
  :
  Stay fit and healthy with our fitness reimbursement for the whole family, access to an on‑site fitness center, a restaurant offering seasonal fresh food options, and free fresh fruit in break areas.
• Career Development and Advancement
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  Unlock your potential with opportunities for growth and development throughout your entire career.
• Continued Learning Opportunities
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  Grow your skills with our in‑house learning platforms, offering thousands of training resources both live and online, and take advantage of tuition reimbursement for external post-secondary pursuits.
• Service Opportunities
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  Make a positive impact with paid time off for service, partnerships with The World Food Programme and Habitat for Humanity, and local community initiatives.

Software Architechture & Development

• Lead the design and development of complex features across .NET services, Angular, Flutter mobile, and middleware layers, aligned with Software Architect standards; author technical design documentation and present to the Architect for validation.
• Write and review production-grade code; set the engineering quality bar; enforce coding standards, secure coding practices, and integration patterns defined by the Architect.
• Apply advanced prompt engineering to direct AI tools across code generation, debugging, refactoring, and documentation tasks; evaluate AI agent output for architectural fit and take responsibility for all committed code.

Technical Leadership & Mentoring

• Serve as the primary technical mentor for SE1 and SE2 engineers; lead onboarding, provide structured code review feedback, and actively support career growth.
• Lead design review meetings for assigned projects; proactively schedule Architect check‑ins to validate scalability and design decisions before committing.
• Facilitate team knowledge‑sharing sessions and identify skill gaps; coach engineers on prompt engineering, AI tool usage, and responsible AI practices.

Dev Ops, CI/CD & Platform Engineering

• Build, maintain, and continuously improve Azure Dev Ops CI/CD pipelines implementing pipeline templates and standards.
• Implement and maintain Infrastructure within Azure that follows approved architectural patterns; own…