{"id":2007868,"url":"https://alion.io/job/datamed-research-tech-lead-lead-developer-net-azure-ia","title":"Tech Lead / Lead Developer .NET – Azure & IA","company":{"id":3908530,"name":"Datamed Research","domain":"consultingdatamed.com","url":"https://alion.io/company/datamed-research","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":"lead","employment_type":"freelance","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["France"],"countries":["FR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":50000,"max_usd":86000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":68},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"AI Agents","optional":false},{"name":"Azure","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"GitLab","optional":false},{"name":"Rest API","optional":false}],"status":"live","first_seen_at":"2026-09-29T15:59:33Z","employer_posted_date":null,"last_verified_at":"2026-09-29T15:59:33Z","board_verified":false,"closed_at":null,"days_open":22,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":22},"description":"Dans le cadre d’un programme de modernisation de son système d’information, nous recherchons un Tech Lead / Lead Developer .NET expérimenté pour accompagner la modernisation et la migration vers Azure de plusieurs API REST actuellement basées sur des technologies .NET legacy.\nLa mission comporte notamment la montée de version de composants .NET Framework vers .NET moderne, la migration vers Azure ainsi que la sécurisation de la non-régression.\nLe consultant interviendra dans un environnement où les équipes utilisent déjà activement l’IA générative et des agents IA pour accélérer le cycle de développement. Une expérience concrète de ces pratiques constitue donc un élément essentiel du profil recherché.\nAnalyser le code existant, les endpoints, les règles métier et les dépendances entre les différentes API.\n\nDéfinir et piloter la stratégie de modernisation .NET Framework vers .NET moderne.\n\nParticiper à la migration des API vers Azure.\n\nReprendre et structurer une codebase legacy disposant de peu de documentation.\n\nProduire et consolider la documentation technique ainsi que les schémas d’architecture.\n\nConcevoir et mettre en place un harnais de tests automatisés permettant de garantir la non-régression.\n\nMettre en œuvre les tests unitaires, d’intégration et end-to-end.\n\nGarantir le respect des standards de qualité, de sécurité, d’architecture et d’observabilité.\n\nParticiper aux revues de code et à l’amélioration des pratiques CI/CD.\n\nExploiter des outils d’IA générative et d’Agentic AI pour accélérer l’analyse de code, la documentation, le développement, les tests et les travaux de migration.\n\nCollaborer avec les équipes développement, architecture, Cloud, QA et produit.\n\nParticiper aux échanges techniques, démonstrations et revues régulières.\n\nProfil recherché\nExpérience confirmée en tant que Tech Lead ou Lead Developer .NET.\n\nExcellente maîtrise de C#, .NET Framework et .NET moderne.\n\nExpérience significative de modernisation ou migration d’applications .NET legacy.\n\nExpérience concrète de migration applicative vers Microsoft Azure.\n\nTrès bonne maîtrise des architectures et développements API REST.\n\nSolide expérience des stratégies de tests : tests unitaires, intégration, E2E et non-régression.\n\nBonne maîtrise de GitLab, CI/CD et des pratiques de code review.\n\nCapacité à analyser rapidement une codebase complexe ou peu documentée et à construire un plan de migration.\n\nForte autonomie, capacité de prise de décision et leadership technique.\n\nBon relationnel et capacité à travailler avec des interlocuteurs techniques et 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