{"question":"Catamania backend engineering jobs","answer":"Catamania has 47 open backend engineering roles: 3 in Lyon, 3 in Luxembourg City and 3 in Paris. 36 of them state the pay; the middle half sits between $48k and $62k a year. 4 were posted in the last 7 days.","company":"Catamania","company_url":"https://alion.io/company/catamania","team":"Backend engineering","open_roles":47,"new_7_days":4,"fully_remote":0,"median_days_to_fill":null,"stated_pay_usd":{"p25":47824,"median":50553,"p75":61557,"postings":36},"cities":{"Lyon":3,"Luxembourg City":3,"Paris":3,"Tours":3,"Montreuil":2,"Niort":2,"Montargis":1,"Lille":1,"Massy":1,"Chartres":1,"Toulouse":1,"Amiens":1,"Annecy":1,"Aix-en-Provence":1,"Montpellier":1,"Nantes":1},"roles":[{"title":"Développeur Java Back-end confirmé – Gestion documentaire & signature électronique (H/F)","url":"https://alion.io/job/catamania-developpeur-java-back-end-confirme-gestion-documentaire-signature-electronique-hf","cities":[],"work_mode":"Hybrid","pay_usd":null,"posted":"2026-11-03"},{"title":"Tech Lead Java / React (H/F)","url":"https://alion.io/job/catamania-tech-lead-java-react-hf","cities":["Nantes"],"work_mode":"Hybrid","pay_usd":null,"posted":"2026-11-02"},{"title":"Développeur Java Backend / Fullstack Senior","url":"https://alion.io/job/catamania-developpeur-java-backend-fullstack-senior","cities":["Montpellier"],"work_mode":"Hybrid","pay_usd":null,"posted":"2026-10-30"},{"title":"Expert Kafka / Kafka Confluent / IBM / Kafka Strimzi","url":"https://alion.io/job/catamania-expert-kafka-kafka-confluent-ibm-kafka-strimzi","cities":[],"work_mode":"Hybrid","pay_usd":[44588,50161],"posted":"2026-10-29"},{"title":"Développeur Fullstack Java / Angular – CDI - Tours / Le Mans","url":"https://alion.io/job/catamania-developpeur-fullstack-java-angular-cdi-tours-le-mans","cities":["Tours"],"work_mode":"On-site","pay_usd":[44570,55713],"posted":"2026-10-27"},{"title":"Ingénieur études et développement .NET C#","url":"https://alion.io/job/catamania-ingenieur-etudes-et-developpement-net-c","cities":[],"work_mode":"Hybrid","pay_usd":null,"posted":"2026-10-27"},{"title":"Développeur Data / BI","url":"https://alion.io/job/catamania-developpeur-data-bi","cities":["Aix-en-Provence"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-26"},{"title":"Architecte technique IA","url":"https://alion.io/job/catamania-architecte-technique-ia","cities":[],"work_mode":"On-site","pay_usd":[44867,50475],"posted":"2026-10-22"},{"title":"Développeur Intégration (Java/Apache/ Webmethods/OpenAPI/ CI/CD/ Kafka)","url":"https://alion.io/job/catamania-developpeur-integration-javaapache-webmethodsopenapi-cicd-kafka","cities":[],"work_mode":"Hybrid","pay_usd":[56084,71787],"posted":"2026-10-22"},{"title":"Ingénieur études et développement Fullstack Senior","url":"https://alion.io/job/catamania-ingenieur-etudes-et-developpement-fullstack-senior","cities":["Tours"],"work_mode":"Hybrid","pay_usd":[120537,131750],"posted":"2026-10-22"},{"title":"Ingénieur études et développement Fullstack Confirmé","url":"https://alion.io/job/catamania-ingenieur-etudes-et-developpement-fullstack-confirme","cities":["Tours"],"work_mode":"Hybrid","pay_usd":[100929,117750],"posted":"2026-10-22"},{"title":"Développeur Java","url":"https://alion.io/job/catamania-developpeur-java","cities":["Annecy"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-22"},{"title":"Développeur Java / Atoti – Risques de marché & P&L (H/F)","url":"https://alion.io/job/catamania-developpeur-java-atoti-risques-de-marche-pl-hf","cities":["Paris"],"work_mode":"Hybrid","pay_usd":[44861,56076],"posted":"2026-10-19"},{"title":"Développeur C#/WPF/WCF","url":"https://alion.io/job/catamania-developpeur-cwpfwcf","cities":["Paris"],"work_mode":"Hybrid","pay_usd":[44969,50590],"posted":"2026-10-19"},{"title":"Lead Technique (Java,Selenium, Serenity, Jenkins, CI/CD)","url":"https://alion.io/job/catamania-lead-technique-javaselenium-serenity-jenkins-cicd","cities":[],"work_mode":"Hybrid","pay_usd":[112414,163000],"posted":"2026-10-16"},{"title":"Développeur de composants d'intégration d'API/Webmethods/Apache Camel","url":"https://alion.io/job/catamania-developpeur-de-composants-dintegration-dapiwebmethodsapache-camel","cities":["Paris"],"work_mode":"Hybrid","pay_usd":[44836,50440],"posted":"2026-10-16"},{"title":"Développeur Talend / Ingénieur en intégration de données","url":"https://alion.io/job/catamania-developpeur-talend-ingenieur-en-integration-de-donnees","cities":["Luxembourg City"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-15"},{"title":"Développeur Java Angular","url":"https://alion.io/job/catamania-developpeur-java-angular","cities":["Amiens"],"work_mode":"Hybrid","pay_usd":[44758,50353],"posted":"2026-10-14"},{"title":"Développeur Java Senior Full Stack - Forte Dominante Front-end","url":"https://alion.io/job/catamania-developpeur-java-senior-full-stack-forte-dominante-front-end","cities":["Luxembourg City"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-13"},{"title":"Développeur .NET / Analyste - Programmeur - Retail Banking","url":"https://alion.io/job/catamania-developpeur-net-analyste-programmeur-retail-banking","cities":["Luxembourg City"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-13"},{"title":"Tech Lead Java Angular","url":"https://alion.io/job/catamania-tech-lead-java-angular","cities":[],"work_mode":"Hybrid","pay_usd":[44714,50303],"posted":"2026-10-13"},{"title":"Développement .NET","url":"https://alion.io/job/catamania-developpement-net","cities":["Toulouse"],"work_mode":"Hybrid","pay_usd":[44714,59246],"posted":"2026-10-12"},{"title":"Architecte Applicatif (H/F) – Java / Angular / Python","url":"https://alion.io/job/catamania-architecte-applicatif-hf-java-angular-python","cities":[],"work_mode":"Hybrid","pay_usd":null,"posted":"2026-10-08"},{"title":"Développeur TIBCO","url":"https://alion.io/job/catamania-developpeur-tibco","cities":["Niort"],"work_mode":"Hybrid","pay_usd":[44745,50338],"posted":"2026-10-07"},{"title":"Développeur Java Senior / Expert - Kafka & Couchbase - Hub de Données (H/F)","url":"https://alion.io/job/catamania-developpeur-java-senior-expert-kafka-couchbase-hub-de-donnees-hf","cities":[],"work_mode":"Hybrid","pay_usd":[45011,59639],"posted":"2026-10-06"},{"title":"Analyste développeur PACBASE / SDP","url":"https://alion.io/job/catamania-analyste-developpeur-pacbase-sdp","cities":["Montreuil"],"work_mode":"Hybrid","pay_usd":[45011,61890],"posted":"2026-10-06"},{"title":"Développeur Full-Stack","url":"https://alion.io/job/catamania-developpeur-full-stack","cities":["Niort"],"work_mode":"Hybrid","pay_usd":[45011,50637],"posted":"2026-10-06"},{"title":"Développeur Fullstack C# / .NET 8 – Angular confirmé — Framework interne, risques de marché","url":"https://alion.io/job/catamania-developpeur-fullstack-c-net-8-angular-confirme-framework-interne-risques-de-marche","cities":[],"work_mode":"Hybrid","pay_usd":[45010,56263],"posted":"2026-10-05"},{"title":"Ingénieur Intégration & Développement Java","url":"https://alion.io/job/catamania-ingenieur-integration-developpement-java","cities":[],"work_mode":"Hybrid","pay_usd":[45011,50637],"posted":"2026-10-05"},{"title":"Développeur Talend confirmé / senior (H/F), Freelance","url":"https://alion.io/job/catamania-developpeur-talend-confirme-senior-hf-freelance","cities":["Chartres"],"work_mode":"Hybrid","pay_usd":null,"posted":"2026-10-05"},{"title":"Développeur 4D","url":"https://alion.io/job/catamania-developpeur-4d","cities":[],"work_mode":"Hybrid","pay_usd":[45011,50637],"posted":"2026-10-05"},{"title":"Développeur C# / .NET confirmé — Remédiation d'obsolescence et de vulnérabilités, risque de crédit","url":"https://alion.io/job/catamania-developpeur-c-net-confirme-remediation-dobsolescence-et-de-vulnerabilites-risque-de-credit","cities":[],"work_mode":"Hybrid","pay_usd":[43885,55138],"posted":"2026-10-05"},{"title":"Développeur Confirmé Java / Angular","url":"https://alion.io/job/catamania-developpeur-confirme-java-angular","cities":["Massy"],"work_mode":"Hybrid","pay_usd":[54013,63015],"posted":"2026-09-29"},{"title":"Développeur Backend NestJS / TypeScript — API First, registre open source","url":"https://alion.io/job/catamania-developpeur-backend-nestjs-typescript-api-first-registre-open-source","cities":[],"work_mode":"Hybrid","pay_usd":[49512,61890],"posted":"2026-09-27"},{"title":"Développeur PHP / Joomla confirmé","url":"https://alion.io/job/catamania-developpeur-php-joomla-confirme","cities":[],"work_mode":"Hybrid","pay_usd":[45011,50637],"posted":"2026-09-25"},{"title":"Développeur RPP sur la SDP d'IBM","url":"https://alion.io/job/catamania-developpeur-rpp-sur-la-sdp-dibm","cities":[],"work_mode":"On-site","pay_usd":[45011,50637],"posted":"2026-09-24"},{"title":"Développeur fullstack React/Java","url":"https://alion.io/job/catamania-developpeur-fullstack-reactjava","cities":["Lille"],"work_mode":"Hybrid","pay_usd":[28111,126500],"posted":"2026-09-24"},{"title":"Développeur Fullstack Node.js / React","url":"https://alion.io/job/catamania-developpeur-fullstack-node-js-react","cities":[],"work_mode":"Hybrid","pay_usd":[45011,50637],"posted":"2026-09-21"},{"title":"Développeur PHP MS SQL","url":"https://alion.io/job/catamania-developpeur-php-ms-sql","cities":[],"work_mode":"Hybrid","pay_usd":[45011,50637],"posted":"2026-09-21"},{"title":"Développeur Fullstack Node.js / ReactJS — IA appliquée aux opérations IT","url":"https://alion.io/job/catamania-developpeur-fullstack-node-js-reactjs-ia-appliquee-aux-operations-it","cities":[],"work_mode":"Hybrid","pay_usd":[54013,67516],"posted":"2026-09-20"},{"title":"Développeur Python confirmé — Migration ETL vers Python, données de référence","url":"https://alion.io/job/catamania-developpeur-python-confirme-migration-etl-vers-python-donnees-de-reference","cities":[],"work_mode":"Hybrid","pay_usd":[43885,55138],"posted":"2026-09-19"},{"title":"Développeur Python","url":"https://alion.io/job/catamania-developpeur-python","cities":["Montreuil"],"work_mode":"Hybrid","pay_usd":[45010,73142],"posted":"2026-09-18"},{"title":"Développeur Front-End React / Node.js","url":"https://alion.io/job/catamania-developpeur-front-end-react-node-js","cities":["Montargis"],"work_mode":"Hybrid","pay_usd":[84318,92750],"posted":"2026-09-15"},{"title":"Lead Tech Java / Angular","url":"https://alion.io/job/catamania-lead-tech-java-angular","cities":["Lyon"],"work_mode":"On-site","pay_usd":[112545,154750],"posted":"2026-09-11"},{"title":"Lead Tech Data Python / Spark","url":"https://alion.io/job/catamania-lead-tech-data-python-spark","cities":["Lyon"],"work_mode":"On-site","pay_usd":[112545,154750],"posted":"2026-09-11"},{"title":"Expert Technique Java / React Senior / TDD","url":"https://alion.io/job/catamania-expert-technique-java-react-senior-tdd","cities":["Lyon"],"work_mode":"Hybrid","pay_usd":[112540,177250],"posted":"2026-09-11"},{"title":"Concepteur/Développeur C# .NET / T-SQL - 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