NET Consultant

Apollo Solutions
Brussels, Belgium
6 days ago

Role details

Contract type
Temporary contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior

Job location

Brussels, Belgium

Tech stack

.NET
Multitier Architecture
Agile Methodologies
Unit Testing
Azure
C Sharp (Programming Language)
Software Quality
Code Review
Continuous Integration
DevOps
PostgreSQL
Enterprise Messaging Systems
Microsoft SQL Server
Object-Oriented Software Development
Oracle Applications
Service-Oriented Architecture
Enterprise Software Applications
.NET Core
Backend
Event Driven Architecture
Deployment Automation
Kafka
Api Design
REST
Devsecops
Microservices

Job description

  • Develop and maintain backend applications using C# / .NET (Core or Framework)
  • Build and secure REST APIs to support critical utilities operations
  • Participate in integrations across complex energy-sector ecosystems
  • Contribute to the modernisation of legacy platforms into microservices / service-oriented architectures
  • Collaborate closely with analysts, testers, product owners, and solution architects in Agile squads
  • Ensure code quality, performance, and reliability through testing, reviews, and documentation
  • Support CI/CD pipelines, DevOps practices, and automated deployment workflows
  • Promote clean coding, maintainability, and continuous engineering improvement across the team

Requirements

  • 6+ years of .NET backend development experience
  • Proven tenure within Belgian utilities companies (grid operators, suppliers, water/electricity providers, or market facilitators such as Atrias, Fluvius, Sibelga, ORES, Elia)
  • Strong knowledge of OOP, SOLID , and enterprise application design
  • Experience with C#, .NET Core , API development, SQL Server/Oracle/PostgreSQL
  • Familiar with integration patterns or messaging technologies (Kafka, MQ, Service Bus)
  • Comfortable working in cross-functional Agile environments
  • Strong communicator with a quality-driven engineering mindset
  • Hands-on with unit testing, code reviews, and clean architecture principles

Desirable:

  • Experience working in regulated environments
  • Understanding of energy market processes or standards (e.g., MIG6)
  • Familiarity with CI/CD , DevSecOps, containers, or cloud platforms (Azure preferred)
  • Knowledge of event-driven architectures (nice to have)

Apply for this position