Platform Engineer (H/F)

About SeqOne SeqOne develops next-generation genomics software that turns complex sequencing data into clear, actionable insights for clinicians and researchers. Our platforms power high-impact applications in oncology and rare disease, with a strong focus on robustness, reproducibility, and speed. We are building a world-class team in Montpellier (FR), Paris (FR), and Cambridge (UK). Why SeqOne? Direct Impact: Your contributions will enhance customer experience and shape the evolution of our genomic products. Stimulating Environment: Passionate team, innovative projects, and a culture of transparency. Flexibility: Remote work options, flexible hours, and competitive benefits. Growth Opportunities: Internal career development, continuous training, and participation in scientific conferences. Soft Skills: "Unstoppable Positivity" (resilience and solution-first mindset) and "Open Heart, Hands-On" (kindness combined with direct feedback). Internal Tools & Self-Services Develop and maintain the internal tools and self-services that power our operations, including the Backoffice — a Django-based solution that centrally drives the configuration, release management, and day-to-day operations of SeqOne solution instances. Improve the reliability , observability , and maintainability of these tools (clean architecture, managing technical debt, sensible automation) CI/CD & Delivery Develop, maintain, and secure the internal CI/CD pipelines that support the development and release of SeqOne solutions (e.g., GitLab CI , ArgoCD , ephemeral development environments ). Streamline the path to production so that Engineering and Science teams can build, test, and release with confidence and speed. Collaborate closely with Engineering and Science teams on tooling, interface contracts, and operational needs. Operations, Security & Compliance Contribute to keeping the SeqOne solutions and their supporting platforms operational and secure , in line with standards such as ISO 27001 and HDS . Apply a strong production mindset : performance, monitoring, incident readiness, and traceability aligned with our quality and regulatory expectations . Working experience in Python . Working experience with Kubernetes and Docker . Working experience with ArgoCD . Working experience building and maintaining CI/CD pipelines . Solid software engineering practices (testing, automation, pragmatic design, security awareness). Profile Significant working experience in platform, infrastructure, or backend engineering. An engineering degree is preferred. Working knowledge of English (our day-to-day engineering language). A collaborative approach: clear communication across teams, dependencies, and trade-offs. Nice to Have Working experience, or knowledge of Django . Working experience, or knowledge of Go . Cloud experience (ideally AWS ) and Terraform Bases in Montpellier / Paris or Cambridge Fixed salary, bonus, free health insurance This position offers flexible working arrangements, including hybrid, on-site, or full remote options Apply even if you don't think you meet all the qualifications—we may have another opening very soon!