Sanofi: R&D-Driven and AI-Powered Biopharmaceutical Company logo

Senior Software Platform Engineer

Sanofi: R&D-Driven and AI-Powered Biopharmaceutical Company

Hybrid
Paris
Full-time
Senior
6+ yrs
Salary not listedPosted 3mo ago

Real job — pulled straight from Sanofi: R&D-Driven and AI-Powered Biopharmaceutical Company’s careers page · Verified May 25, 2026 · No reposts.

Job description

Sanofi: R&D-Driven and AI-Powered Biopharmaceutical Company is hiring a Senior Software Platform Engineer — a full-time, based in Paris role. Apply directly on Sanofi: R&D-Driven and AI-Powered Biopharmaceutical Company's careers page below.

Accelerator Senior Software Platform Engineer

Location: Paris

Time Type: Full time

Job Description

Le contenu du poste est libellé en anglais car il nécessite de nombreuses interactions avec nos filiales à l’international, l'anglais étant la langue de travail.

This job offer is accessible to all, regardless of gender.

Location: Paris

Hybrid: 3 days on site and 2 days off site

Our Team: In the Accelerator's Platform Team 

In a nutshell, a platform team is a team that creates the foundational layers and core building blocks of a company’s products. We do not provide direct value to the business, we do, however, support and help all other technical teams to focus on their productivity. The platform team is also here to find ways for multiple teams to work on a cross project that can be reused by all. 

More concretely a platform can be at different levels of granularity: 

  • CI configs and rules to be used by other teams 

  • IaC, tooling to deploy and monitor resources in the Cloud 

  • Development environment, tools and shared libraries 

  • Help and can define global system architecture / security 

  • Core abstractions (data model, business modeling) API/SDKs 

Job Description 

Your key responsibilities will be:

  • Improve the Developer eXperience 

  • Lower the technical overhead for squads / pods 

  • PoC all things that could bring better standards - then deploy it! 

  • Support and help all teams when necessary 

  • Build various tools in a large pool of environment (cli, libraries, IaC, workflow) 

  • Work on everything you think can make the difference! 

  • Create documentation / recommendation on how to build Cloud Native solution 

  • Advocate on the solutions built 

About you

Key Technical Requirements & Qualifications 

You don't need to check all the points! If you fit only a few of them that is more than enough. But expect to work on most of these points during your daily tasks :) 

  • The thirst for knowledge 

  • Experience working on Cloud Providers 

  • Good understanding of JavaScript / Node.js 

  • Experience of Infrastructure as Code tools (Terraform, AWS cdk or any others) 

  • Knowledge of building libraries and tools 

  • Knowledge of complex APIs systems (network, redundancy, security, logging, etc.) 

  • Keen to work in a cross team environment 

  • Help and support other teams 

  • Knowledge of all transversal activities is a plus (security, optimization, process, etc.) 

  • English is mandatory as we are an international team! 

Soft and behavioral skills 

  • Experience working with multiple teams to drive alignment and results 

  • Service-oriented, flexible, positive team player 

  • Self-motivated, takes initiative 

  • Problem solving & critical thinking 

  • Good written and verbal communication skills 

Your background 

  • 6+ years of experience but do not hesitate to apply if you think you have all the knowledge - this is non blocker 

  • No diploma is required but Bachelor's degree or equivalent in Computer Science or Engineering is a plus

  • Experience in an innovative / breaking walls environment 

  • Experience in the healthcare industry is a plus 

Pursue progress. Discover extraordinary.

Progress doesn’t happen without people – people from different backgrounds, in different locations, doing different roles, all united by one thing: a desire to make miracles happen. You can be one of those people. Chasing change, embracing new ideas and exploring all the opportunities we have to offer. Let’s pursue progress. And let’s discover extraordinary together.

At Sanofi, we provide equal opportunities to all regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, or gender identity.

Watch our ALL IN video and check out our Diversity Equity and Inclusion actions at sanofi.com!

Pursue progress, discover extraordinary

Better is out there. Better medications, better outcomes, better science. But progress doesn’t happen without people – people from different backgrounds, in different locations, doing different roles, all united by one thing: a desire to make miracles happen. So, let’s be those people.

At Sanofi, we provide equal opportunities to all regardless of race, colour, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, ability or gender identity.

Watch our ALL IN video and check out our Diversity Equity and Inclusion actions at sanofi.com!

The salary range for this position is :€64,000.00 - €85,333

Final compensation will be determined based on demonstrated experience, skills, location, and other relevant factors. Employees may be eligible to participate in Company employee benefit programs.

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Frequently asked questions

What skills are required for Senior Software Platform Engineer at Sanofi: R&D-Driven and AI-Powered Biopharmaceutical Company?

The required skills for Senior Software Platform Engineer at Sanofi: R&D-Driven and AI-Powered Biopharmaceutical Company include: Node.js, JavaScript, Terraform, API.

What is the seniority level for Senior Software Platform Engineer at Sanofi: R&D-Driven and AI-Powered Biopharmaceutical Company?

Senior Software Platform Engineer at Sanofi: R&D-Driven and AI-Powered Biopharmaceutical Company is a Senior level position.

How do I apply for Senior Software Platform Engineer at Sanofi: R&D-Driven and AI-Powered Biopharmaceutical Company?

You can view the full description and apply for Senior Software Platform Engineer at Sanofi: R&D-Driven and AI-Powered Biopharmaceutical Company on EchoJobs: https://echojobs.io/job/sanofi-r-d-driven-and-ai-powered-biopharmaceutical-company-accelerator-senior-software-platform-engineer-m4sd1.