Senior Software Developer (.NET)

System Software Development

• Analyze and identify areas of improvement for legacy system software.

• Contribute to the development of new Datalink Monitoring Observability Provisioning and Configuration Management applications.

• Write high-quality maintainable code that meets functional and non-functional requirements and following SITA guidelines including performance scalability and security policies.

• Apply AI-powered development tools to improve coding efficiency code quality and documentation generation.

Testing & Quality Assurance

• Design and perform software tests for Datalink applications monitor and diagnose performance issues.

• Monitor identify and correct software defects to maintain fully functioning applications.

• Respond to performance issues and contribute to the improvement of system reliability and maintainability.

System Roadmap & Modernization

• Contribute to and help maintain the development backlog ensuring work is prioritized in line with business and operational requirements.

• Support the modernization of legacy monitoring and configuration management assets while maintaining operational continuity.

• Ensure developed components are resilient scalable and aligned with long-term system evolution goals.

Collaboration & Communication

• Work closely with software engineers architects analysts testers product managers and operations teams.

• Share information openly stay in sync with team members and contribute to a collaborative ownership-driven team culture.

• Promptly communicate relevant updates risks and progress with the right level of detail for the audience.

Security Documentation & Compliance

• Implement required security measures and contribute to secure-by-design practices within system development.

• Create and maintain technical and user documentation to a high standard; leverage AI tools to support documentation quality and efficiency.

• Identify instances of non-compliance with SITAs policies and procedures and report or escalate appropriately.

• 10 years experience as a Software Developer Software Engineer or equivalent in a professional software development environment working on large scale real-time and/or critical systems..

• Strong software development experience 8 10 and C# in Windows environment.

• Hands-on experience with container orchestration and modern observability ecosystems in Linux production environment including Grafana Labs tools such as Alloy Loki Mimir (or Prometheus) Grafana and OpenTelemetry Protocol.

• Experience in software integration configuration management APIs (REST SNMP TCP/IP UDP) microservices and backend systems in a distributed systems context.

• Solid understanding of software architecture principles modern programming paradigms and event-based systems (Kafka).

• Strong problem-solving skills and the ability to collaborate effectively in an international distributed engineering environment.

• Experience writing high-quality maintainable and testable code and contributing to code and design reviews. Understanding SOLID and Clean Code principles is an asset.

• Hands-on experience with AI-powered development tools for coding assistance test automation or documentation generation.

• Fluent in professional English

• University Degree in Computer Science Software Engineering or a related field or equivalent demonstrated experience. A specific degree is not a prerequisite; equivalent experience and capability are equally valued.

• Experience in aviation telecommunications networking or mission-critical systems.

• Knowledge of operational support systems configuration management and service management environments such as ServiceNow.

• Fluent in professional French