Medior Backend .NET Developer
Keystone Solutions
Mission Overview:
Keystone Solutions is seeking a Medior Backend .NET Developer for a consultancy mission at a client site. In this role, you will be responsible for the development of core business applications, working on dynamic projects that offer a variety of challenges across different client environments.
Key Responsibilities:
- Understand and interpret UML and BPMN models.
- Manage and utilize SQL Server databases from version 2016 to 2025.
- Manage and utilize Oracle databases from version 19.
- Apply design patterns based on architect recommendations.
- Develop REST services using .NET Framework and .NET 8 and above.
- Develop interfaces in ASP.NET WebForms / MVC, .NET 4.5 and above.
- Work with XML and JSON.
- Utilize W3C standards.
- Work with WebAPI, WCF REST, WCF, and Web Services.
- Utilize Azure DevOps with GIT and TFVC.
- Practical knowledge of Redgate tools is a plus.
- Utilize Entity Framework Core.
Additional Skills:
- Ability to develop maintainable, high-performance code that adheres to team development standards.
- Experience in corrective and evolutionary maintenance of existing applications.
- Knowledge of SOLID principles and best practices in object-oriented development.
- Experience in writing and executing unit tests.
- Ability to diagnose and resolve technical incidents.
- Experience working in an Agile (Scrum) environment.
Expected Qualities:
- Autonomy in carrying out assigned developments.
- Analytical and problem-solving mindset.
- Ability to collaborate effectively with analysts, architects, and other developers.
- Strong communication skills and a team-oriented approach.
- Rigorous, proactive, and quality-oriented.
As a consultant at Keystone Solutions, you will experience turbo-charged learning and career growth opportunities while embodying our core values in every engagement. If you are ready to tackle technical and strategic challenges in a dynamic consultancy environment, apply today at Keystone Solutions Career Portal .
Duration: 01/10/2026 - 31/12/2026 3 months • (full time)
Skills required:
- .Net - Level: Confirmed - Most recent: This year
- .NET Core - Level: Confirmed - Most recent: This year
- Agile - Level: Confirmed - Most recent: Any time
- Azure DevOps - Level: Confirmed - Most recent: This year
- Entity Framework Core - Level: Confirmed - Most recent: Any time
- GIT - Level: Confirmed - Most recent: 1 to 3 years ago
- JSON - Level: Confirmed - Most recent: This year
- RESTful API - Level: Confirmed - Most recent: 1 to 3 years ago
- Scrum - Level: Confirmed - Most recent: This year
- Soap API - Level: Nice to have - Most recent: Any time
- SOLID - Level: Confirmed - Most recent: Any time
- Sprint - Level: Confirmed - Most recent: Any time
- UML - Level: Nice to have - Most recent: Any time
- Visual Studio - Level: Confirmed - Most recent: 1 to 3 years ago
- XML - Level: Confirmed - Most recent: Any time
Language requirements:
Dutch
Level Passive knowledge
English
Level Passive knowledge
French
Level Native
L'offre d'emploi a été publiée il y a 3 jours
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