Senior Software Developer (.Net) - Barcelona

Sita - Société Internationale De Télécommunications; Barcelona; Híbrido; EUR 90.000 - 120.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Flex Week

Flex Day

Flex-Location

Wellbeing programs

Professional development

Descripción de la vacante

SITA For Aircraft is seeking a Senior Software Developer to join a modernization program focused on Datalink observability, provisioning, and configuration management. You will work with the Montreal team to design, build, test, and maintain components that monitor and operate Datalink services globally.

The role emphasizes AI-powered development tools, secure-by-design practices, and collaboration across engineering, architecture, and product teams. Barcelona-based hybrid work is available.

Formación

• 10+ years of software development experience in large-scale real-time or critical systems.

Responsabilidades

• Analyze legacy system software and identify improvement areas.
• Contribute to Datalink Monitoring, Observability, Provisioning, and Configuration Management apps.
• Write high-quality, maintainable code meeting functional and non-functional requirements.
• Apply AI-powered development tools to improve coding efficiency and documentation.
• Design and perform software tests for Datalink applications and diagnose performance issues.
• Monitor and fix defects to maintain reliability and maintainability.
• Maintain development backlog aligned with modernization goals.
• Collaborate with engineers, architects, analysts, testers, product managers, and operations teams.

Conocimientos

C#

.NET

Windows

Linux

Kafka

Microservices

REST APIs

Observability

AI-powered tools

Problem solving

Team collaboration

Educación

Bachelor's degree in Computer Science or related field

Herramientas

Grafana Labs tools (Alloy, Loki, Mimir/Prometheus, Grafana, OpenTelemetry)

Docker

Kubernetes

Descripción del empleo

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/week
• Flex Day: flexible workday
• Flex-Location: up to 30 days/year remote
• Employee Wellbeing: 24/7 EAP for you and dependents
• Champion Health platform for wellbeing
• Professional Development opportunities
• Analyze legacy system software and identify improvement areas
• Contribute to new Datalink Monitoring, Observability, Provisioning, and Configuration Management apps
• Write high-quality, maintainable code meeting functional and non-functional requirements
• Apply AI-powered development tools to improve coding efficiency and documentation
• Design and perform software tests for Datalink applications and diagnose performance issues
• Monitor and fix defects to maintain reliability and maintainability
• Maintain development backlog aligned with business needs and modernization goals
• Support modernization of legacy assets while ensuring operational continuity
• Collaborate with engineers, architects, analysts, testers, product managers, and operations teams
• Contribute to secure-by-design practices and documentation creation
• Escalate non-compliance issues with policies and procedures
• 10+ years of software development experience in large-scale real-time or critical systems
• Strong .NET 8/10 and C# in Windows
• Hands‑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 systems
• Solid understanding of software architecture, modern programming paradigms, and event-based systems (Kafka)
• Problem-solving skills and ability to collaborate in international teams
• Experience writing high-quality, maintainable code and participating in reviews
• Experience with AI-powered development tools for coding, testing, or documentation
• Fluent in professional English
• Educational background in Computer Science, Software Engineering, or related field (or equivalent experience)
• ownership
• communication
• C#
• Windows

Senior Software Developer (.NET) - barcelona barcelona, catalunya, es