HubMub
-
Keystone Solutions

.NET Developer

Keystone Solutions
Belgium · Full-time · Not Applicable
Mission Overview:

The Analyst Developer role is a consultancy mission at a client site through Keystone Solutions, specializing in the ticketing domain for public transport systems. As a Keystone Solutions consultant, the successful candidate will engage in various responsibilities to enhance the backend systems of our client.

Key Responsibilities:

  • Utilize C# .Net / .Net Core for development and integration.
  • Manage the migration and modernization of applications to .NET 4.8, taking end-to-end responsibility from the initial analysis to post-migration support, including all necessary technical requests.
  • Conduct technical analyses and development related to functional enhancements of the client's backend ticketing system, including heavy applications (point of sale).
  • Oversee technical analyses and development for backend e-commerce operations and sales reconciliation.
  • Provide operational support and incident resolution.


Additional Information:

This consultancy mission can be extended for a maximum duration (including initial duration) of 880 working days.

Role Requirements:

  • Medior Back-End Developer experience is mandatory.
  • Proficiency in .Net at an advanced level, with recent experience this year.
  • Intermediate experience with .NET Core this year.
  • Beginner level in Agile methodology this year.
  • Advanced proficiency in ASP.NET this year.
  • Advanced skills in Bitbucket this year.
  • Beginner level in Blazor this year.
  • Advanced expertise in C# this year.
  • Intermediate use of Hangfire this year.
  • Intermediate knowledge of HTML this year.
  • Intermediate skills on IIS Web Server this year.
  • Intermediate experience with Jira at any time.
  • Intermediate proficiency in JSON this year.
  • Beginner knowledge of Masstransit this year.
  • Beginner level MVC experience this year.
  • Intermediate skills on RabbitMQ this year.
  • Intermediate knowledge of SQL this year.
  • Advanced competence in Visual Studio at any time.
  • Advanced experience with WCF this year.
  • Intermediate skills on Web API this year.
  • Advanced experience in Winform this year.
  • Advanced knowledge of XML this year.


Language Proficiency:

  • Dutch or French: Native or bilingual proficiency.
  • English: Full professional proficiency.


Consultancy Advantages:

  • Opportunity to apply your skills across diverse client projects, tackling unique challenges each time.
  • Experience broader learning opportunities and professional development support from Keystone Solutions.
  • Access to a dynamic consultancy framework that fosters personal and career growth through varied client engagements.


If you are ready to tackle technical and strategic challenges in a dynamic consultancy environment, apply today at Keystone Solutions Career Portal.

Key Skills

Ranked by relevance

c rabbitmq server jira sql xml
Login to Apply
🇧🇪

Country Guide

Belgium

International hub for EU careers

Posted
Aug 27, 2025
Type
Full-time
Level
Not Applicable
Location
Brussels
Company
Keystone Solutions

Industries

Information Technology & Services

Categories

Engineering Information Technology

Related Jobs

3 roles aligned with this opportunity

View all jobs
View Job Details
Advance Delivery Consulting
Related

Full Stack.Net Developer

2026-05-28

Full-time
Not Applicable
Australia
Information Technology & Services
Engineering
View Job Details
Keystone Solutions
Related

Senior Java / Angular Developers (Expert)

2026-05-28

Full-time
Not Applicable
Belgium
Information Technology & Services
Engineering
View Job Details
ALGOTEQUE Innovation Hub
Related

Fullstack Developer (.NET / Blazor)

2026-05-26

Full-time
Mid-Senior
Poland
Information Technology & Services
Information Technology