GIS Developer (F/H)

Job Description You will join CGI, a global leader in consulting and digital services, based in Paris, supporting our clients in the transportation sector. IoT, Machine Learning, AI/RPA, chatbots, IT modernization, data, UX, and e-health are just a few of the areas where our teams support central and local governments, public and private organizations, and transportation stakeholders to enhance user experience and public services. Key Responsibilities As a GIS Developer, you will work on high-impact functional and technical GIS projects, leveraging both ESRI solutions and open-source technologies. Your main missions will include: Designing, developing, and maintaining web, server, and business GIS solutions based on ESRI platforms (ArcGIS Enterprise, ArcGIS Pro, ArcGIS Server, ArcGIS API for JavaScript) and/or open-source solutions (GeoServer, QGIS Server) Contributing to the definition of GIS technical architectures by integrating ESRI and open-source components (GeoServer, QGIS Server, Leaflet, OpenLayers, MapLibre) into existing information systems Developing geospatial processing and algorithms (scripts, services, business tools) ensuring performance, robustness, and maintainability—primarily using Python (ArcPy, GeoPandas) and SQL Implementing and managing geospatial databases (PostgreSQL/PostGIS, Oracle Spatial, etc.) and deploying GIS services compliant with OGC standards (WMS, WFS, WMTS, GeoJSON) Building interactive web mapping applications in JavaScript using GIS frameworks (ArcGIS API, Leaflet, OpenLayers, MapLibre) Integrating GIS solutions into other SI components via APIs, REST services, and inter-application data flows, while ensuring security and performance Applying and promoting software development best practices: unit testing, continuous integration, coding standards, code reviews, and technical documentation Collaborating closely with project teams (functional, technical, infrastructure) and contributing to GIS knowledge sharing Proactively proposing technological choices, continuous improvement of GIS solutions, and industrialization of GIS development Benefits Comprehensive training offerings: technical, business, and personal development Work-life quality: up to 3 days of remote work per week, 27 days of paid leave, RTT (reduction of working time), seniority leave, sick leave for child care, and health & wellness programs Social benefits: share purchase plan, profit-sharing, employee savings plan (PEE), Time Savings Account (CET) And more! Required Qualifications Education: Master’s degree (Bac+5) in Geomatics (e.g., ENSG, Master’s in Geomatics, or engineering school) Experience: 3–5 years as a GIS developer in information systems Technical Skills Strong knowledge of geospatial databases: PostgreSQL/PostGIS, GeoJSON, OGC services (WMS/WFS) Proficiency in GIS programming languages: Python, JavaScript, SQL Familiarity with ESRI solutions (ArcGIS Enterprise, ArcGIS Pro) and ideally open-source tools: GeoServer, QGIS, Leaflet, OpenLayers, MapLibre, GDAL/OGR, GeoPandas, ArcPy, Java SpringBoot Understanding of project management methodologies (Agile, V-model) Nice-to-Have Skills Bash, PowerShell, DevOps, GitLab, CI/CD pipelines ETL tools (especially Safe Software FME) Containerization (Docker) GeoNode, MapServer, MapStore Personal Attributes Rigor, analytical thinking, and synthesis skills Autonomy and strong teamwork orientation At CGI, we foster a respectful work environment where everyone can thrive and develop their potential. We are committed to inclusive recruitment, equal opportunity, and non-discrimination—recognized by the Recrutement Inclusif label awarded by JobinLive. During our recruitment process, you may be contacted by SMS via our AI conversational agent. With your consent, it will ask you a set of predefined questions to help us better understand your profile and support our teams in the hiring process. All applications are reviewed and decided upon by CGI recruiters. Data collected in this context is used solely for recruitment purposes and processed by our team in compliance with applicable data protection regulations. For more information on how your personal data is processed and your rights, please consult our privacy policy. Together, as owners, we put our expertise to work. At CGI, ownership, teamwork, respect, and a sense of belonging define our culture. Here, you can fully realize your potential because… You become an owner from Day 1 as we collectively turn our vision into reality. We refer to ourselves as CGI partners—not employees—benefiting from our collective success and actively shaping our company’s direction and strategy. Your work creates value: you’ll develop innovative solutions, build lasting relationships with colleagues and clients, and leverage global capabilities to turn ideas into reality, seize new opportunities, and benefit from cutting-edge sector and technological expertise. Your career evolves in a company built to grow and endure. You’ll be supported by leaders who prioritize your health and well-being and empower you to seize opportunities to refine your skills and broaden your horizons. Our commitment to fairness extends to our use of technology: AI tools may assist our recruitment team in evaluating applications—but never replace human judgment. All hiring decisions remain in the hands of our recruitment professionals. Join us—one of the world’s largest information technology and management consulting companies.