Summary: Join Capgemini Engineering as an Autonomous Network (OSS NMS/Inventory Developer) to design, develop, and maintain cloud-based EMS/NMS and Inventory Management solutions. Highlights: 1. Design and develop cloud-based EMS/NMS and Inventory Management solutions. 2. Contribute to data modelling workshops and implement OSS functionalities. 3. Work in a multicultural team with opportunities for career growth and training. Évora, Fundão, Lisboa \- Expo, VNG \- Cais de Gaia, VNG \- Lake Towers Autonomous Network ( OSS NMS / Inventory Developer) Job Description At Capgemini Engineering, the world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world’s most innovative companies unleash their potential. From autonomous cars to life\-saving robots, our digital and software technology experts think outside the box as they provide unique R\&D and engineering services across all industries. Join us for a career full of opportunities. Where you can make a difference. Where no two days are the same. Your Role* Design, develop, and maintain **cloud\-based EMS/NMS and Inventory Management solutions** * Implement OSS functionalities across **NMS, Inventory, Assurance, and Fulfilment domains** * Develop and customize **inventory and topology data models** * Actively contribute to **data modelling workshops** with customers, providing technical input * Implement and support: + **Legacy inventory to UIV data migration solutions** + Inventory standards based on existing Techpacks * Develop and maintain **RESTful APIs and integrations** * Build and support **CI/CD pipelines** and modern DevOps practices * Work on multi\-vendor network environments and complex OSS ecosystems Your Profile* **6–10 years of hands\-on development experience** in OSS domains: NMS, Inventory, Network Topology, Assurance, and Fulfilment * Strong experience in **cloud\-based EMS/NMS development or Inventory Management**, preferably with Assurance products * Hands\-on experience in one or more telecom network domains: 5G Slicing, 5G SA/NSA,IP/MPLS, Optical Transport, IMS, VoLTE, NFV/SDN * Experience working in **multi\-vendor network environments** (strong advantage) * **Development \& Integration:** Web standards and technologies: REST, SOAP, JMS, Kafka, NETCONF + Data formats: XML, XSLT, JSON + Frameworks \& Architecture: Spring Boot, Microservices * **Inventory \& Data Modelling** + Inventory modelling and extended data models + UML modelling using **StarUML** + Understanding of network inventory and topology models + Legacy inventory to UIV migration experience * **DevOps \& Cloud** Jenkins, CI/CD/CT, Kubernetes * **Programming \& Scripting:** Java, JavaScript, Python, Groovy, Drools * **Databases:** MariaDB, Oracle, SQL, Neo4J What you´ll love about working here* Join a multicultural and inclusive team environment. * Enjoy a supportive atmosphere promoting work\-life balance. * Hybrid work. * Your career growth is central to our mission. Our array of career growth programs and diverse professionals are crafted to support you in exploring a world of opportunities. * Access valuable training and certifications in cutting\-edge technologies. * Engage in exciting national and international projects. * Health and life insurance. * Referral program with bonuses for talent recommendations. * Great office locations. **About Capgemini** Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and where you’ll be able to reimagine what’s possible. Join us and help the world’s leading organizations unlock the value of technology and build a more sustainable, more inclusive world. Ref. code 398221\-en\_GB Posted on 21 Jan 2026 Experience level Experienced Professionals Contract type Temporary Location Évora, Fundão, Lisboa \- Expo, VNG \- Cais de Gaia, VNG \- Lake Towers Business unit Engineering and RandD Services Brand Capgemini Engineering Professional communities Products \& Systems Engineering