{"id":2520794,"url":"https://alion.io/job/ecm-crit-developpeur-full-stack-senior-expert-java-kafka-hf","title":"Développeur Full Stack Senior / Expert – Java & Kafka (H/F)","company":{"id":4416348,"name":"ECM","domain":"ecm-crit.com","url":"https://alion.io/company/ecm-crit","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Teamtailor","truth_index":{"grade":"B","score":75,"open_postings":26,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-25T05:49:26Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Paris, France"],"countries":["FR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":50000,"max_usd":84000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":173},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Apache Kafka","optional":false},{"name":"AWS","optional":false},{"name":"BPMN","optional":false},{"name":"Datadog","optional":false},{"name":"GitLab","optional":false},{"name":"Java","optional":false},{"name":"Jenkins","optional":false},{"name":"Jira","optional":false},{"name":"Maven","optional":false},{"name":"Rest API","optional":false},{"name":"Spring Boot","optional":false}],"status":"live","first_seen_at":"2026-09-29T15:12:47Z","employer_posted_date":"2026-09-29","last_verified_at":"2026-10-25T21:35:50Z","board_verified":true,"closed_at":null,"days_open":26,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":26},"description":"Contexte de la mission\nDans le cadre d'un vaste programme stratégique de rationalisation des outils de gestion du recouvrement et du contentieux, nous recherchons un Développeur Full Stack / Expert Java & Kafka (H/F) pour intégrer une équipe Agile pluridisciplinaire.\nL'objectif principal est d'unifier la vision client multi-produits et de moderniser l'interfaçage de l'outil central de gestion (Ligis) avec l'ensemble du système d'information.\nVos missions\nAu sein d'une équipe Agile SAFe, vous participerez activement à la modernisation du SI et à l'intégration des flux de données :\nArchitecture & Développements :\nConcevoir et maintenir les interfaces d'APIs et les flux d'événements Kafka entre l'outil central (Ligis) et les référentiels producteurs (RET, BCP).\n\nAutomatiser la création des procédures collectives par la consommation des flux d'événements BODACC.\n\nDévelopper le composant de médiation entre les zones de partage de fichiers et la couche événementielle.\n\nMettre en place un système de notifications utilisateurs basé sur les événements applicatifs.\n\nWorkflows & Paramétrage :\nConfigurer et adapter les workflows métier sur le périmètre du financement à court terme via un moteur BPMN (Camunda).\n\nMettre à jour le paramétrage des événements Kafka.\n\nVie de l'équipe :\nTravailler en étroite collaboration avec les Business Analysts et le Tech Lead.\n\nParticiper aux cérémonies Agiles SAFe (Sprint Planning, Daily, Review) suivies sous Jira.\n\nProfil recherché\nCompétences techniques indispensables :\nExpertise Java & Spring Boot : Maîtrise de Java 21+ et de l'écosystème Spring Boot.\n\nÉcosystème Event-Driven : Excellente maîtrise d'Apache Kafka (Confluent).\n\nWorkflows BPMN : Très bonne pratique d'un moteur de workflow (Camunda).\n\nEnvironnement & DevOps : Applications conteneurisées, AWS, GitLab, Jenkins, Maven, Datadog.\n\nArchitecture : Solide expérience sur les architectures microservices et API REST.\n\nLes atouts appréciés :\nExpérience métier confirmée dans le secteur bancaire ou financier (gestion des impayés, Recouvrement, Contentieux, Amiable).\n\nConnaissance des outils ou progiciels Ligis ou Cassiopae.\n\nAppétence pour les outils d'IA (Agents, Skills).\n\nPratique avérée de la méthodologie SAFe.\n\nTous nos postes sont ouverts aux personnes reconnues travailleur handicapé.\nA propos d'ECM\nECM, filiale Ingénierie et Conseil en Technologies du groupe CRIT, accompagne depuis 50 ans les grands acteurs industriels (aérospatial, ferroviaire, défense, énergie…).\nEntreprise à taille humaine, nous intervenons sur l’ensemble du cycle de vie des projets, du développement à l’industrialisation, en plaçant l’expertise et l’humain au cœur de notre engagement.\nInnover ensemble pour concevoir notre futur","description_format":"text","description_chars":2725,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"French","level":"Advanced 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