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

Location:United Arab Emirates (Remote possible)Contract Type:3-Month Contract (Extendable)Industry:Railway / Transportation / MobilityStart Date:ImmediateProject OverviewWe are supporting a strategic railway project in the UAE focused on the development and enhancement of a digital ticketing system.We are seeking a Senior Software Developer with strong expertise in modern web and mobile technologies to contribute to frontend/backend development, authentication integration, payment gateway implementation and GIS-based functionalities.This is a 3-month contract with strong potential for extension based on project requirements.Key ResponsibilitiesWeb DevelopmentDevelop and maintain web applications using React /Build scalable applications using TypeScript 5Implement containerized environments using Docker / Docker ComposeDevelop and maintain unit testing using JestEnsure high performance, security and maintainabilityAuthentication & SecurityImplement authentication solutions using KeycloakIntegrate OIDC (OpenID Connect) protocolsEnsure secure identity and access managementPayment Gateway IntegrationIntegrate and manage MPGS (Mastercard Payment Gateway Services)Ensure secure transaction processing and payment validationSupport testing and troubleshooting of payment flowsGIS & GeocodingImplement map-based features using:MapboxOpenStreetMapManage geolocation and geocoding functionalitiesMobile Application DevelopmentDevelop cross-platform mobile applications using Flutter / DartDeliver iOS and Android applicationsManage CI/CD pipelines using EAS BuildEnsure performance optimization and release readinessQualifications :Mandatory SkillsStrong hands-on experience with:React /TypeScript (v5 preferred)Docker / Docker ComposeJestKeycloak / OIDCMPGS payment gatewayMapbox or OpenStreetMapFlutter / DartCI/CD pipelines (EAS Build)PreferredExperience in Railway / Transportation / Ticketing systemsExperience in secure payment platformsAgile/Scrum experienceAdditional Information :Senior Software Developer (minimum 5 years experience)Proven delivery of production-grade web & mobile applicationsStrong understanding of scalable architectureAbility to work independentlyBased in UAE (remote work possible)Immediate or short notice preferredPlease note that only shortlisted candidates will be contactedRemote Work :NoEmployment Type :Contract#J-18808-Ljbffr