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;

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.

4 years of studies + at least 9 years of professional experience OR 3 years of studies + at least 10 years of professional experience

More than nine (9) years of experience in Software Development

More than five (5) years of experience in Back-End Development with .Net Framework in the past seven (7) years

More than three (3) years of experience in designing and developing scalable back-end components (REST APIs, integrations, micro-services)

More than two (2) years of experience with containers and orchestrators (e.g Kubernetes or Docker Swarm)

Experience in more than one (1) production-ready projects with OAUTH standard

More than three (3) years of experience in working in an agile/scrum environment

More than two (2) years of experience with highly scalable  systems

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 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

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)

English

.NET

Web Services

Kubernetes

Docker Swarm

OAuth

Scrum

microservices

Microsoft SQL Server

ActiveMQ

rabbitMQ

Linux

Our client within the European Institutions is currently looking for a .NET Developer to write and support backend code in .Net 8.0+ and implementation of microservices solution. 

Public

.NET Developer

Daily rate: €360-€380

Location:

The Hague, The Netherlands

Apply before:

18/03/2026

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