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Full-time
bachelor degree
Flexible Working Hours, Satellite Offices, Home Working, 32 Days Annual Leave, Company Car, National Fuel/Charging Card
Posted 27d ago
~40 hrs/week
Responsibilities
Design, develop, and maintain scalable backend applications using .NET and C# while optimizing SQL queries for performance. Collaborate with cross-functional teams in an Agile environment to deliver RESTful APIs and ensure code reliability through unit tests.
Requirements
Requires intermediate to advanced proficiency in .NET, C#, and SQL Server, with a strong grasp of OOP principles and RESTful API development. A Bachelor's degree in Computer Science or a related field is preferred.
Full job description
Company Description
About Inetum
Inetum is a European leader in digital services. Every day, the Group's 28,000 consultants and specialists aim to make a digital impact for businesses, public sector bodies and society as a whole: solutions that contribute to performance, innovation and the common good.
Present in 19 countries, close to the regions, and with its major software publisher partners, Inetum meets the challenges of digital transformation with proximity and flexibility.
In response to a market that has been growing steadily for over 30 years, Inetum has made the deliberate choice to refocus on 4 core businesses in order to gain strength and offer customized solutions tailored to the specific needs of its customers: consulting (Inetum Consulting), infrastructure and application management (Inetum Technologies), software implementation (Inetum Solutions) and its own software publishing business (Inetum Software). Inetum has forged strategic partnerships with 4 of the world's leading software publishers - Salesforce, ServiceNow, Microsoft and SAP - and is pursuing a dedicated acquisition strategy to become one of Europe's top 5 in these technologies, and offer the best expertise to its customers.
At Inetum Belgium, we offer more than just a job; we provide an inspiring environment and opportunities for growth and development. We strive to create a workplace where you can harness your talents, contribute to challenging projects, and be part of a leading IT consultancy group.
Job Description
We're looking for a talented and motivated .NET Developer to join our growing development team in Belgium. In this role, you'll have the opportunity to design, develop, and maintain robust backend applications using the .NET framework. You'll work collaboratively with cross-functional teams to deliver innovative solutions that drive customer success and organizational growth. If you're passionate about writing clean, efficient code and thrive in a dynamic, supportive environment, we'd love to hear from you.
Design and develop scalable backend applications using .NET and C# with a focus on code quality and performance
Write and optimize SQL queries, including SQL tuning and performance optimization for SQL Server and Oracle databases
Develop and maintain RESTful APIs that integrate seamlessly with frontend applications and third-party services
Collaborate with team members using Agile methodologies to deliver features on schedule and within scope
Implement unit tests and participate in code reviews to ensure code reliability and maintainability
Utilize version control systems (GitHub) effectively to manage codebase and collaborate with the development team
Troubleshoot, debug, and resolve technical issues in a timely and efficient manner
Participate in knowledge-sharing sessions and contribute to continuous improvement of development practices
Work closely with stakeholders to understand requirements and translate them into technical solutions
Stay current with industry best practices and emerging technologies in the .NET ecosystem
Qualifications
Required Skills & Experience:
Intermediate to advanced proficiency in .NET framework and C# programming
Solid understanding of Object-Oriented Programming (OOP) principles and design patterns
Intermediate to advanced SQL Server knowledge with hands-on experience in SQL tuning and optimization
Experience developing and consuming RESTful APIs
Proficiency with version control systems, particularly GitHub
Hands-on experience with LINQ and Entity Framework or similar ORM technologies
Experience writing unit tests and practicing test-driven development
Demonstrated experience working in Agile development environments
Strong problem-solving skills and analytical mindset
Excellent communication skills and ability to work effectively in collaborative team settings
Preferred Skills & Experience:
Experience with .NET Core for modern application development
Knowledge of SSIS (SQL Server Integration Services) for data integration tasks
Intermediate-level Oracle database experience
Familiarity with WCF (Windows Communication Foundation) services
Experience with GitHub Copilot or similar AI-assisted development tools
VB.NET programming experience
Background in the insurance industry or financial services sector
Experience with microservices architecture and containerization
Soft Skills:
Fluent communication abilities in English
Positive attitude and willingness to learn and grow
Detail-oriented approach to work
Collaborative mindset with a supportive demeanor
Goal-oriented with strong organizational skills
Resilience and adaptability in a fast-paced environment
Education:
Bachelor's degree in Computer Science, Software Engineering, or related field (or equivalent professional experience)
Additional Information
At Inetum Belgium, we offer more than just a job; we provide an inspiring environment and opportunities for growth and development. We strive to create a workplace where you can harness your talents, contribute to challenging projects, and be part of a leading IT consultancy group.
Discover Your Future with Inetum Belgium
Make a Difference with a Meaningful Career: step into a role where your work truly matters. At Inetum Belgium, you’ll have the chance to impact lives and drive meaningful change every day.
Grow and Evolve Professionally: embrace a culture of continuous learning and development. We offer a range of training opportunities designed to help you expand your skills and advance your career.
Unlock Relevant Career Opportunities: pursue the career path you’ve always dreamed of with tailored opportunities and the IT expertise you need to succeed.
Achieve Work-Life Balance: we value your well-being. Enjoy flexible working hours, the convenience of satellite offices, the comfort of home working, and an informal, no-nonsense environment.
Enjoy Generous Annual Leave: life is more than just work. Take advantage of 32 days of annual leave to relax and recharge.
Travel in Comfort: forget the hassle of commuting. We provide a company car and a national fuel/charging card to keep you on the move. Prefer a different option? You can choose a mobility allowance instead
Comprehensive Insurance Coverage: your health and security are our priorities. Benefit from group insurance and hospitalization insurance that show we care.
Attractive Compensation Package: we offer a competitive gross salary to recognize and appreciate your hard work.
Inetum is a European leader in digital services. Inetum’s team of 26,000 consultants and specialists strive every day to make a digital impact for businesses, public sector entities and society. Inetum’s solutions aim at contributing to its clients’ performance and innovation as well as the common good.
Present in 19 countries with a dense network of sites, Inetum partners with major software publishers to meet the challenges of digital transformation with proximity and flexibility.
Driven by its ambition for growth and scale, Inetum generated sales of 2.2 billion euros in 2025.
🏅 Top Employer in 9 countries
Offices: 5, Rue Touzet Gaillard, St.-Ouen, Île-de-France 93400, FR · Calle de Serrano Galvache, 56, Edificio Encina, Planta 7, Madrid, Communauté de Madrid 28033, ES · Avenida Dom João II, N° 44C, Piso 4,, Parque das Nações, Lisbonne 1990, PT · 1100 Boulevard Al Qods,, Casa NearShore 2B, 3°étage, Casablanca, MA · A. Vaucampslaan 42, Industriezone Zenneveld,, Huizingen, Région flamande 1654, BE
Inetum is a European leader in digital services. Inetum’s team of 26,000 consultants and specialists strive every day to make a digital impact for businesses, public sector entities and society. Inetum’s solutions aim at contributing to its clients’ performance and innovation as well as the common good.
Present in 19 countries with a dense network of sites, Inetum partners with major software publishers to meet the challenges of digital transformation with proximity and flexibility.
Driven by its ambition for growth and scale, Inetum generated sales of 2.2 billion euros in 2025.
🏅 Top Employer in 9 countries
Offices: 5, Rue Touzet Gaillard, St.-Ouen, Île-de-France 93400, FR · Calle de Serrano Galvache, 56, Edificio Encina, Planta 7, Madrid, Communauté de Madrid 28033, ES · Avenida Dom João II, N° 44C, Piso 4,, Parque das Nações, Lisbonne 1990, PT · 1100 Boulevard Al Qods,, Casa NearShore 2B, 3°étage, Casablanca, MA · A. Vaucampslaan 42, Industriezone Zenneveld,, Huizingen, Région flamande 1654, BE