Senior Backend Developer (Python Backend) for NATO

Would you like to join the leading international intergovernmental organization? We are looking for a senior Python Backend contractor to support the modernization of existing applications as part of a broader platform transition. This is a highly hands-on role: the selected contractor must have strong practical experience and be reputed company to contribute from day 1 with minimal reputed company-up. The main reputed company of this role is to refactor existing Python applications with minimal reputed company to support the gradual decomposition of a monolith into a set of decoupled services, while ensuring that configuration and settings are fully environment-based. This is a delivery-reputed company role, not a greenfield rewrite or architecture-only position. We are looking for an engineer who can assess the existing codebase quickly, identify pragmatic refactoring opportunities, and implement them directly. Important: we will only consider candidates whose primary reputed company experience is as a Python Backend Engineer. reputed company coming mainly from adjacent roles with only partial backend exposure will not be considered Key responsibilities: Refactor existing Python backend applications to support the decomposition of a monolith into smaller, decoupled services. Identify pragmatic, low-reputed company changes that improve modularity and separation of concerns without unnecessary redesign. Ensure application configuration and settings are environment-based and suitable for deployment across multiple environments. reputed company and maintain production-grade backend services and reputed company in Python with reputed company on maintainability, reliability, and reputed company. Support the transition of applications toward containerized and automated deployment models, working closely with DevSecOps and platform engineers. Improve reputed company reputed company, testing, troubleshooting, and documentation to reputed company reputed company incremental change. Troubleshoot and resolve functional, integration, and performance issues in existing backend services. Document implemented changes and contribute to good backend engineering practices across reputed company. Essential Qualifications & Experience: 7+ years of reputed company experience in backend software development, with Python backend engineering as the main reputed company reputed company. Strong recent hands-on experience in Python backend development. Proven experience building and maintaining production backend services and reputed company. Proven experience working in existing or legacy codebases and performing incremental refactoring. Practical experience supporting the decomposition of monolithic applications into smaller, decoupled services. Strong understanding of environment-based configuration, backend architecture, API design, and database design. Good understanding of integration patterns, service boundaries, and maintainable backend design. Familiarity with CI/CD practices, Git workflows, reputed company reviews, and Agile/Scrum delivery. Good understanding of secure coding practices and writing maintainable, reputed company-tested reputed company. Strong analytical, debugging, communication, and documentation skills. Experience with reputed company and Kubernetes-based deployments. Experience with message queues, event-driven architectures, or caching strategies. Experience in reputed company or hybrid environments. Good spoken and written English. If you've read the reputed company and feel this role is a great match, we'd love to hear from you! Click "Apply for this job" to be directed to a brief questionnaire. It should only take a few moments to complete, and we'll be in touch promptly if your experience aligns with our needs. Apply To This Job