Senior Software Engineer - Sanofi

Coders Connect is proud to partner with Sanofi, a global healthcare leader, to drive digital innovation through its Manufacturing & Supply (M&S) Accelerator.

Sanofi is transforming how medicines are made and delivered—using cutting-edge technology, data, and AI to bring new treatments to patients faster and more affordably across the globe. This is a chance to make a real impact as part of a small, autonomous, and high-performing team shaping the future of digital healthcare.

Location: Lyon, France (Hybrid)

Languages: English (French is a plus)

What you’ll do:

• Design, deliver, and operate software solutions that accelerate the delivery of life-changing medicines.
  
• Ensure the scalability, maintainability, and reliability of complex systems.
  
• Contribute to the technical vision within your project while aligning with Sanofi’s broader engineering strategy.
  
• Translate requirements into high-quality, performant, and secure code.
  
• Collaborate with product managers, data engineers, and peers to achieve on-time delivery.
  
• Take ownership of technical decisions and support the full software development lifecycle—from concept to production.
  
• Champion best practices in software engineering, testing, and documentation.
  
• Build and maintain modern, cloud-native applications designed for impact and scale.
  
• Engage in code reviews, mentoring, and knowledge sharing across teams.
  
• Communicate clearly and proactively with technical and non-technical stakeholders.
  

Requirements

• 5+ years of professional experience in software engineering (or equivalent knowledge).
  
• Strong proficiency in JavaScript / TypeScript (Node.js) and React or similar frontend frameworks.
  
• Deep understanding of microservice architectures, API design, and cloud security best practices.
  
• Hands-on experience with CI/CD pipelines, DevOps principles, and Infrastructure as Code (Terraform, AWS CDK, or similar).
  
• Experience working with at least one major cloud provider (AWS, GCP, or Azure).
  
• Strong problem-solving skills with a growth mindset and curiosity for learning new technologies.
  
• Excellent communication and collaboration abilities in an agile environment.
  
• Bachelor’s degree in Computer Science, Engineering, or equivalent experience is a plus.
  

Benefits

• Be part of a global healthcare pioneer shaping the future of medicine through digital innovation.
  
• Work in a dynamic, collaborative environment where your ideas drive real-world impact.
  
• Grow your career with diverse development opportunities, including promotions, lateral moves, or international assignments.
  
• Benefit from a comprehensive rewards package that recognizes your contribution and amplifies your impact.
  
• Enjoy extensive health and wellness programs, high-quality healthcare, and at least 14 weeks of gender-neutral parental leave.
  
• Join a company where digital meets purpose—building products that help millions of people around the world live healthier lives.