Senior Software Developer – Railway Ticketing System (Web&Mobile)

<div><ul><li>Contract</li><li>Contract/country: Contractor/Freelance</li><li>Job family: IT</li></ul><h3>Company Description</h3><p>Do you want to shape the world of tomorrow and work on innovative projects? Then you're a good fit for us! We are a global engineering group with 15,000 employees and 140 locations worldwide. With our services, we are driving the topics of energy efficiency, climate protection and decarbonization and developing tech industries into new dimensions.</p><p>The world of SEGULA Technologies Experts revolves around industries such as automotive, software, energy and life sciences. As an independent player, we support OEMs and suppliers with personal engineering services. Take advantage of new opportunities and take on exciting tasks and attractive positions with direct customer assignment.</p><h3>Job Description</h3><p>Project Overview</p><p>We are supporting a strategic railway project in the UAE focused on the development and enhancement of a<b>digital ticketing system</b>.</p><p>We are seeking a<b>Senior Software Developer</b>with strong expertise in modern web and mobile technologies to contribute to frontend/backend development, authentication integration, payment gateway implementation, and GIS-based functionalities.</p><p>This is a<b>3-month contract</b>with strong potential for extension based on project requirements.</p><p>Key Responsibilities</p><p>Web Development</p><p>Develop and maintain web applications using<b>React / Next.js</b></p><p>Build scalable applications using<b>TypeScript 5</b></p><p>Implement containerized environments using<b>Docker / Docker Compose</b></p><p>Develop and maintain unit testing using<b>Jest</b></p><p>Ensure high performance, security, and maintainability</p><p>Implement authentication solutions using<b>Keycloak</b></p><p>Integrate<b>OIDC (OpenID Connect)</b>protocols</p><p>Ensure secure identity and access management</p><p>Payment Gateway Integration</p><p>Integrate and manage<b>MPGS (Mastercard Payment Gateway Services)</b></p><p>Ensure secure transaction processing and payment validation</p><p>Support testing and troubleshooting of payment flows</p><p>GIS&Geocoding</p><p>Implement map-based features using:</p><p><b>Mapbox</b></p><p><b>OpenStreetMap</b></p><p>Manage geolocation and geocoding functionalities</p><p>Develop cross-platform mobile applications using<b>Flutter / Dart</b></p><p>Deliver iOS and Android applications</p><p>Ensure performance optimization and release readiness</p><h3>Qualifications</h3><p>Mandatory Skills</p><p>Strong hands-on experience with:</p><p>React / Next.js</p><p>TypeScript (v5 preferred)</p><p>Docker / Docker Compose</p><p>Jest</p><p>Keycloak / OIDC</p><p>Mapbox or OpenStreetMap</p><p>Flutter / Dart</p><p>Preferred</p><p>Experience in<b>Railway / Transportation / Ticketing systems</b></p><p>Experience in secure payment platforms</p><h3>Additional Information</h3><p>Senior Software Developer (minimum 5+ years experience)</p><p>Proven delivery of production-grade web&mobile applications</p><p>Strong understanding of scalable architecture</p><p>Ability to work independently</p><p>Based in UAE (remote work possible)</p><p>Immediate or short notice preferred</p><p><b>Please note that only shortlisted candidates will be contacted</b></p></div>#J-18808-Ljbffr