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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Developer (.NET) - **Company:** SITA Switzerland Sarl - **Location:** Barcelona, Spain (Remote available) - **Contract:** Permanent contract - **Skills:** Clean Code Principles, .NET Framework, Microsoft Windows, Application Programming Interfaces (APIs), Artificial Intelligence, Software Applications, Automation of Tests, C Sharp (Programming Language), Configuration Management, Software Documentation, Software Quality, Data Link, Linux, Programming Tools, Distributed Systems, Integrated Development Environments, Software Architecture, Systems Development Life Cycle, Prometheus, Simple Network Management Protocols, Software Engineering, System Software, Systems Integration, TCP/IP, Software Technical Review, Datadog, Grafana, Reliability of Systems, Backend, Kubernetes, Information Technology, Apache Kafka, Restful APIs, Servicenow, Microservices - **Published:** September 3, 2026 - **Apply:** https://es.indeed.com/viewjob?jk=fb1772b2e02102ac ## About the Role * 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 with .NET 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. PREFERRED EXPERIENCE AND SKILLSET * 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 ## Description SITA For Aircraft is looking for a talented Senior Software Developer to join a strategic modernization program focused on the next generation of Datalink observability, monitoring, provisioning, and configuration management systems. Based in Barcelona and collaborating with the Montreal engineering team, you will design, build, test, and maintain software applications that transform how Datalink services are monitored, configured, and operated across SITA's global infrastructure. Working on well-scoped components, you will collaborate with analysts, testers, and software engineers to write high-quality, maintainable code and ensure solutions meet functional and non-functional requirements. The ideal candidate brings solid software development experience, hands-on knowledge of observability tooling, and a drive to apply modern AI-powered techniques to system development challenges, 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 SITA's policies and procedures and report or escalate appropriately. ## Related Videos - [An Applied Introduction to eBPF with Go](https://www.wearedevelopers.com/videos/1075-an-applied-introduction-to-ebpf-with-go) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) - [Turning Container security up to 11 with Capabilities](https://www.wearedevelopers.com/videos/718-turning-container-security-up-to-11-with-capabilities) - [Nest.js - TypeScript in the backend can also be clean](https://www.wearedevelopers.com/videos/1033-nest-js-typescript-in-the-backend-can-also-be-clean) ## Related Articles - [Is Switzerland Better Than Silicon Valley For Software Developers?](https://www.wearedevelopers.com/magazine/2-is-switzerland-better-than-silicon-valley-for-software-developers) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Software Developer Salary in Switzerland [2023]](https://www.wearedevelopers.com/magazine/215-software-developer-salary-in-switzerland-2023) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)