.NET Development Service

  • Job Reference: CR/027947
  • Date Posted: 11 June 2025
  • Recruiter: E-Resourcing
  • Location: Brussels
  • Remote Working: Some remote working possible
  • Salary: On Application
  • Sector: Recruitment
  • Job Type: Contract
  • Work Hours: Full Time

Job Description

.NET Development Service

Service description:

Our client is seeking for a .NET Development Service. The new developer must have backend as well as frontend experience (with focus on the backend 80% BE / 20% FE) as SEAS is performing complex calculations. Resource must be comfortable working in a complex/mathematical environment.

Requirements:

The developer will be expected to follow the client's standards and ensure high-quality code delivery. They should have a strong knowledge of the following technologies:

MUST (good level):

  • C#
  • .NET
  • SQL Server / TSQL
  • Splunk
  • OpenAPI/Swagger
  • Blazor

SHOULD :

  • Clean code, DRY, YAGNI, Sonarqube (Quality Gate)?, Coverage
  • Microservice design
  • Tracing
  • Monitoring
  • Logging
  • Azure
  • Angular 17+, React 18+, Typescript

MAY (Not required) :

  • Java, Maven/Gradle, Git, IDE
  • JDBC, JPA, JAX-RS (REST)
  • JUnit
  • TDD
  • Bash/Shell scripting
  • CI/CD, DevOps experience
  • Docker, Kubernetes
  • RDBMS
  • Messaging/Actors (MQ/Kafka)
  • Jest/Vitest, Angular Testbed
  • Cypress, Playwright
  • Docker compose, K8s PaaS, Helm
  • Advanced Maven (dependency management, profiles, multi-module, lifecycle & phases, etc.)
  • Testcontainers, DBUnit/Arquillian o.s.
  • Pipelines (ArgoCD, Github, Azure)
  • No(n)SQL (MongoDB, Cassandra)
  • Functional Programming, MapReduce
  • Webservices (WSDL)
  • Advanced DevOps
  • Prometheus, Grafana, ELK
  • OIDC/OAuth2, Keycloak o.s.
  • Vault o.s. (Secret management)
  • Documentation (C4 o.s., any strctured approach), Specification
  • Async/parallel/concurrent
  • Big data, timeseries data, data lakes
  • Other JVM languages
  • Modern FE stack
  • BPMN
  • Edifact
  • Java Batch/ Job (scheduling) frameworks
  • Control flow frameworks (other than BPMN-based)

Soft Skills: The candidate should possess good communication skills, take accountability for their tasks.

Languages

  • You are able to speak, read and write fluently English and French or Dutch.
  • French, with a passive understanding of Flemish.
  • Flemish, with a passive understanding of French.
  • English.

Additional information:

  • Location: Brussels, with the option to work from home up to three days a week.
  • In case of travels to Germany, the client will cover all costs.

  • Important: if the consultant will work in Belgium, for non-EU candidates, please present candidates who comply with the following criteria:
  • Possess a work permit allowing the individual to work in Belgium.
  • Hold a valid residence permit confirming the right of residence in Belgium.