Senior Principal Software Developer

As a Sr. Principal Software Engineer, you will: Lead the architecture and design of a new SaaS platform with integrated AI/ML capabilities.

• Define and drive the technical roadmap, ensuring alignment with business goals and scalability requirements.
• Research, design, develop, and maintain applications, user interfaces, data analysis tools, and instrument control software for thermal analysis, rheological, and calorimetric instruments.
• Evaluate system specifications and translate system requirements into detailed technical designs.
• Provide architectural guidance and mentorship to engineering teams across the full development lifecycle.
• Collaborate with cross-functional teams to ensure seamless integration of AI models and services into the SaaS platform.
• Ensure software quality through code reviews, automated testing, and adherence to SOLID principles and secure coding practices.
• Contribute to the application architecture with a focus on scalability, maintainability, security, and performance.
• Support current programs, including performance tuning, troubleshooting, and enhancements.
• Provide technical support to internal and external users as needed.

As a Team Member you will:

• Participate in agile ceremonies and collaborate with global teams.
• Share knowledge through demos, documentation, and mentoring.
• Demonstrate continuous technical improvement and thought leadership.

• Bachelor's Degree preferred, or equivalent combination of education, training, and experience
• 12+ years of experience in software engineering, preferably in a regulated development environment.
• 3+ years of technical leadership experience, guiding software teams through architecture, design, and delivery of complex software solutions
• 5+ years of proven experience designing and architecting SaaS solutions, including multi-tenant architecture, CI/CD pipelines, and cloud-native services with major cloud service providers such as AWS, Azure, or Google.
• Strong experience with C#, .NET Core, and object-oriented design.
• Front-end development expertise using React or Angular with TypeScript.
• Proficiency in web technologies: HTML, CSS, REST APIs.
• Hands-on experience with AWS or Azure Cloud, Docker containers, and microservices.
• Familiarity with development tools such as JIRA, Visual Studio, VS Code, GitHub, YAML, Confluence, and Datadog.
• Experience integrating AI/ML models into production systems is a strong plus.
• Strong understanding of software security best practices and implementation.

Desired / Nice To Have:

• Experience in analytical or medical device domains.
• Knowledge of TCP/IP sockets and RS232-serial communications.
• Experience with Azure DevOps, GitHub, BDD (Gherkin & SpecFlow), and continuous delivery pipelines.
• Ability to create roadmaps, manage risks, and communicate progress to stakeholders.
• Experience bridging technical and non-technical teams.
• Background in cross-functional product development involving hardware and software components.

Waters Corporation (NYSE:WAT) is a global leader in life sciences and diagnostics, dedicated to accelerating the benefits of pioneering science through analytical technologies, informatics, and service. With a focus on regulated, high-volume testing environments, our innovative portfolio harnesses deep scientific expertise across chemistry, physics, and biology. We collaborate with customers around the world to advance the release of effective, high-quality medicines, ensure the safety of food and water, and drive better patient outcomes by detecting diseases earlier, managing routine infections, and combating antibiotic resistance. Through a shared culture of relentless innovation, our passionate team of ~16,000 colleagues turn scientific challenges into breakthroughs that improve lives worldwide.