Senior Software Engineer
Listed on 2026-08-28
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Software Development
Software Engineer, Full Stack Developer, Senior Developer, Backend Developer
For 75 years, Charles River employees have worked together to assist in the discovery, development and safe manufacture of new drug therapies. When you join our family, you will have a significant impact on the health and well‑being of people across the globe. Whether your background is in life sciences, finance, IT, sales or another area, your skills will play an important role in the work we perform.
In return, we’ll help you build a career that you can feel passionate about.
The Senior Software Engineer serves as a technical lead role and is responsible for developing the design and architecture of the interaction between various subsystems and applications. This position is a combination of advisory and hands‑on involvement on unique custom software development projects for both internal and commercial projects. The senior software engineer will work in conjunction with our System Integration and Software Development teams, responsible to build, improve key features that are integral to our customers, enhance architecture, design, scalability and performance of our existing and new platforms.
Extensive knowledge of .NET, C#, and React.js, PostgreSQL database is critical for the success of the senior software engineer.
- Design, develop, test, deploy, maintain, and enhance the internal and commercial software that controls and automates laboratory devices.
- Conduct and participate in design, code, and test reviews
- Participate in all phases of existing/new software development, including system requirement specification, design, implementation, software integration and testing.
- Prepare appropriate documentation as required by internal product development processes and regulatory agencies (FDA and ISO regulations)
Education:
- Bachelor’s Degree in Computer Science or equivalent Engineering skillset and work experience in Software Engineering
- 5 years of extensive programming experience, including .NET/ASP.NET, C#, Python and GIT experience is required.
- Understanding of how to translate complex systems into sub-components and optimizing the design of both.
- Experience in a regulated software development environment is desirable.
- Experience with cloud programming like Azure/AWS is desirable.
- Knowledge of continuous integration system (Azure Dev Ops) to automate application builds, testing, and deployments to web servers, is optional
- Excellent critical systems integration thinking, attention to detail, ability to prioritize and work on multiple projects in a fast‑paced, changing environment
- Highly motivated self‑starter with a desire to help others and act
- Possess a strong communication skill, including written, verbal and presentation in English
- Knowledge in open‑source software engineering
The pay range for this position is $128,000-$133,000. Please note that salaries vary within the range based onfactors including, but not limited to, experience, skills, education, certifications, and location.
We’ll may include: bonus/incentives based on performance, 401K, paid time off, stock purchase program, Health and wellness coverage, employee and family wellbeing support programs, and work life balance flexibility.
About Microbial SolutionsOur Microbial Solutions business group has a comprehensive portfolio of endotoxin testing, microbial detection and microbial identification products and services is unlike any other, and has been purposefully designed to meet the complex and ever‑changing needs of the industry. We help clients to ensure product safety and quality with easy‑to‑use yet robust testing solutions that satisfy regulatory requirements, support critical decision making and improve operational efficiencies.
AboutCharles River
Charles River is an early‑stage contract research organization (CRO). We have built upon our foundation of laboratory animal medicine and science to develop a diverse portfolio of discovery and safety assessment services, both Good Laboratory Practice (GLP) and non‑GLP, to support clients from target identification through preclinical development. Charles River also provides a suite of products and…
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