Senior Software Engineer 1

MilliporeSigma; St. Louis (MO); Hybrid; USD 81,000 - 124,000; Full time

Benefits offered by this job

Health insurance

PTO

Retirement contributions

Job summary

MilliporeSigma is hiring a Senior Software Engineer to design and build features for our growing digital platform. You will work within a Hybrid model in St. Louis, MO, contributing to microservices, REST APIs, and cloud-based deployments.

The role emphasizes ownership of features, strong collaboration with global teams, and a focus on quality, testing, and DevOps practices to support B2B eCommerce systems.

Qualifications

• Bachelor’s degree in Computer Science, Data Science, Computer Engineering or related technical field.
• 5+ years hands-on software engineering experience.

Responsibilities

• This role is hybrid - St Louis, MO, Spruce Street.
• Work as part of an Agile development team, taking ownership for one or more services.
• Take ownership of features and epics, ensuring excellence in design, code, test and operation.
• Mentoring team members through code reviews and design reviews.
• Work with product owners to refine the backlog and break down features into executable stories.
• Maintain a high quality software mindset to ensure code reliability.

Skills

Java

REST services

Unit test frameworks

Customer-centric

Cross-functional teams

Problem-solving

Microservices

CI/CD

Event-driven architectures

Cloud platforms

Web technologies

DevOps practices

Web APIs / full stack

Elasticsearch

Kubernetes

Spring Boot

B2B eCommerce systems

Education

Bachelor’s degree in Computer Science, Data Science, Computer Engineering or related field

Tools

GitHub

Kubernetes

Spring

ElasticSearch

Job description

Work Your Magic with us! Start your next chapter and join MilliporeSigma.

Ready to explore, break barriers, and discover more? We know you’ve got big plans – so do we! Our colleagues across the globe love innovating with science and technology to enrich people’s lives with our solutions in Healthcare, Life Science, and Electronics. Together, we dream big and are passionate about caring for our rich mix of people, customers, patients, and planet. That's why we are always looking for curious minds that see themselves imagining the unimaginable with us.

Your Role

Our Digital and eCommerce division is looking to transform the Digital and eCommerce technology engine for MilliporeSigma. As a Senior Software Engineer, you will play a key role helping to design and build new features and components in our evolving platform, helping to embrace modern principles like microservices and event driven architectures.

The Digital and eCommerce team currently operates several B2B websites and direct digital sales channels via a globally deployed cloud-based platform that are a growth engine for MilliporeSigma. We provide a comprehensive catalog of all products, enabling our customers to find products and purchase products as well as get detailed scientific information on those products.

Specific Role Responsibilities Include, But Are Not Limited To

• This role is Hybrid - St Louis, MO, Spruce Street
• Work as part of an Agile development team, taking ownership for one or more services
• Take ownership of features and epics, working as part of a team – ensuring excellence in design, code, test and operation
• A willingness to embrace change and foster a Growth and Learning culture on the team
• Mentoring team members through code review, design reviews
• Work with product owners to help refine the backlog, breaking down features and epics into executable stories
• Have a high quality software mindset – making sure that the code you write works

Who You Are

Minimum Qualifications:

• Bachelor’s Degree in Computer Science, Data Science, Computer Engineering, or other technical field
• 5+ years of hands-on software engineering experience

Preferred Qualifications

• Excellent hands on experience in Java
• Experience in developing REST services.
• Experience in unit test frameworks.
• Ability to be customer-centric and provide solutions based on the business requirements.
• Ability to work with cross-functional, global teams and a flexible work schedule.
• Excellent problem-solving and communication skills.
• Experience with Microservices, CI/CD, Event Oriented Architectures and Distributed Systems
• Experience with cloud environments (e.g., Google Cloud Platform, Azure, Amazon Web Services, etc.)
• Familiarity with web technologies (e,g,, JavaScript, HTML, CSS), data manipulation (e.g., SQL), and version control systems (e.g., GitHub)
• Familiarity with DevOps practices/principles, Agile/Scrum methodologies, CI/CD pipelines and the product development lifecycle
• Familiarity with modern web APIs and full stack frameworks.
• Experience with ElasticSearch, Kubernetes, Spring, Spring Boot,
• Experience developing B2B eCommerce systems.

Pay Range for this position: $81,300 - $124,100/year

The offer range represents the anticipated low and high end of the base pay compensation for this position. The actual compensation offered will be determined by factors such as location, level of experience, education, skills, and other job‑related factors. Position may be eligible for sales or performance‑based bonuses. Benefits offered by the Company include health insurance, paid time off (PTO), retirement contributions, and other perquisites.

For more information click here.

What we offer:

We are curious minds that come from a broad range of backgrounds, perspectives, and life experiences. We believe that this variety drives excellence and innovation, strengthening our ability to lead in science and technology. We are committed to creating access and opportunities for all to develop and grow at your own pace. Join us in building a culture of inclusion and belonging that impacts millions and empowers everyone to work their magic and champion human progress!