Summary: Seeking an experienced .NET Developer to design, develop, and maintain scalable backend solutions for Europol, focusing on microservices and complex data processing. Highlights: 1. Develop scalable backend solutions using .NET 8.0+ and microservices 2. Contribute to CI/CD pipelines, Kubernetes, and secure coding practices 3. Collaborate on complex data processing services in an Agile environment **.NET Developer, Remote (EU) – Europol** **Profile:** .NET Developer. **Minimum experience:** 9 years in Software Development. **Studies required**: Bachelor’s Degree in IT or a related field. **Language:** English (C1\) **MANDATORY**. **Location:** Remote within EU. **DESCRIPTION:** We are seeking a highly experienced .NET Developer to join an EU‑based remote team supporting Europol. The role focuses on designing, developing, and maintaining scalable backend solutions using .NET 8\.0\+, microservices architecture, and modern integration patterns. The developer will work on complex data processing services interacting with multiple data sources and destinations, contribute to CI/CD pipelines in Azure DevOps, develop Kubernetes Helm charts, and implement secure coding practices including OAuth\-based authentication mechanisms. The position requires strong expertise in backend engineering, asynchronous and messaging patterns, SQL Server, Elasticsearch, and Agile/Scrum methodologies. Collaboration, code quality, and clear communication are core expectations of this role. **Tasks:** * Write and support backend code in .Net 8\.0\+ using some of the most common libraries (Newtonsoft.Json, OpenTelemetry, Swagger, Bogus, AutoBogus, Moq). * Participate in the .NET implementation of a micro\-services solution, being able to write backend code in a reliable, fast, scalable, and secure way, satisfying requirements and service level agreements. * Write and support services that read/transform/write data from multiple sources to multiple destinations (APIs, SQL Server, Elasticsearch, Redis, ActiveMq, Graph databases, csv files). * Review and approve Pull Request created by teammates. * Implement validation mechanisms as unit and integration tests. * Create and manage build and release pipelines and TestPlans in Azure Devops. * Create and manage Kubernetes helm charts for all supported applications and services. * Write and support complex SQL Server Stored Procedures. * Create Kibana dashboards and Elasticsearch queries. * Write OAUTH mechanisms. ADFS knowledge is a plus. * Work comfortably within a team. Follow SCRUM methodology procedures and disciplines; Estimate the work to be done upon request. * Write technical documentation. * Account for secure coding practices, as well as logging and auditing features. * Communicate in a clean, concise way, not only to peers but also to upper layers when needed. **Professional experience requirements:** Mandatory: * More than 9 years of experience in Software Development. * More than 5 years of experience in Back\-End Development with .Net Framework in the past seven 7 years. * More than 3 years of experience in designing and developing scalable back\-end components (REST APIs, integrations, micro\-services). * More than 2 years of experience with containers and orchestrators (e.g Kubernetes or Docker Swarm). * Experience in more than 1 production\-ready projects with OAUTH standard. * More than 3 years of experience in working in an agile/scrum environment. * More than 2 years of experience with highly scalable systems. Desirable: * More than 1 year of experience in working in an international/multi\-cultural environment. **Professional knowledge requirements:** Mandatory: * Good knowledge of application development environments. * Good knowledge of the micro\-services design patterns. * Good knowledge of asynchronous programming and messaging patterns. * Good knowledge of .Net Framework 8\.0\+ (C\#). * Good knowledge of the design and development of scalable back\-end components (REST APIs, integrations, micro\-services). * Good knowledge of software development methodologies (e.g. AGILE). * Good knowledge of Git and the main branch strategies (git flow). * Good knowledge of relational databases (SQL Server). * Good knowledge of message brokers (ActiveMq, RabbitMq or Apache Kafka). * Good knowledge of CI/CD systems such as Microsoft Azure Devops (e.g. Pipelines, Artifacts, TestPlans). * Good knowledge of OOP paradigms and SOLID principles. * Good knowledge of Agile Team implementing Scrum principles. * Good knowledge of unit testing. * Ability to draft clear and complete documentation for full stack solutions (including design and architecture). * Knowledge of using Linux shell and basic Linux concepts (e.g., users, groups, rights). Desirable: * Communicate in a clean, concise way, not only to peers but to upper layers when needed. * Good knowledge of NoSQL databases (Elasticsearch, Redis, Neo4j). **Language:** * English (C1\) **MANDATORY**. **Location:** * Remote within EU. **Rate:** * 306\-315€/day.