As a Senior Software Developer at SITA For Aircraft, you will join a modernization program for Datalink observability, provisioning, and configuration management. You will collaborate with the Montreal team to design, build, test, and maintain components that improve how Datalink services are monitored and operated globally. You’ll apply modern AI-powered techniques to enhance development, testing, and documentation, while ensuring performance, security, and scalability. This role blends hands‑on coding with cross‑functional collaboration to shape critical air‑transport infrastructure.Flex Week: work from home up to 2 days/weekFlex Day: adaptable workdayFlex-Location: up to 30 days/year remoteEmployee Wellbeing: 24/7 EAP for you and dependentsChampion Health platform for wellbeingProfessional Development opportunitiesAnalyze legacy system software and identify improvement areasContribute to new Datalink Monitoring, Observability, Provisioning, and Configuration Management appsWrite high-quality,



maintainable code meeting functional and non-functional requirementsApply AI-powered development tools to improve coding efficiency and documentationDesign and perform software tests for Datalink applications and diagnose performance issuesMonitor and fix defects to maintain reliability and maintainabilityMaintain development backlog aligned with business needs and modernization goalsSupport modernization of legacy assets while ensuring operational continuityCollaborate with engineers, architects, analysts, testers, product managers, and operations teamsContribute to secure-by-design practices and documentation creationEscalate non-compliance issues with policies and procedures10+ years of software development experience in large-scale real-time or critical systemsStrong .NET 8/10 and C# in WindowsHands‑on experience with container orchestration and observability in Linux (Grafana Labs tools: Alloy, Loki, Mimir/Prometheus, Grafana, OpenTelemetry)Experience with APIs (REST, SNMP, TCP/IP, UDP), microservices, distributed systemsSolid understanding of software architecture, modern programming paradigms, and event-based systems (Kafka)Problem-solving skills and ability to collaborate in international teamsExperience writing high-quality, maintainable code and participating in reviewsExperience with AI-powered development tools for coding, testing, or documentationFluent in professional EnglishEducational background in Computer Science, Software Engineering, or related field (or equivalent experience)ownershipcommunicationC#WindowsSenior Software Developer (.NET) - barcelona barcelona, catalunya, es
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📌 Senior Software Developer (.Net) - Barcelona
🏢 Sita - Société Internationale De Télécommunications
📍 Barcelona