Fullstack .NET Developer

Rhox; Brussel; On-site; EUR 85,000 - 110,000; Full time

Job summary

Rhox is seeking a full-stack .NET developer to design, build and maintain frontend and backend applications in a Scrum/SAFe environment. You will deliver features iteratively, focusing on software quality and performance, and collaborate with business analysts to translate requirements into scalable technical designs.

You will work across the stack with C#, .NET Core/Framework, Blazor, Azure Cloud, and CI/CD pipelines in Azure DevOps.

Qualifications

• Minimum eight years of .NET development experience.
• Three years of Agile/Scrum experience.
• Proficient in C#, .NET Core and .NET Framework.
• Blazor frontend development.
• Azure Cloud with CI/CD in Azure DevOps.
• REST, gRPC and SQL experience.
• NServiceBus or similar messaging pattern.
• Bachelor's or Master's in Computer Science or equivalent.

Responsibilities

• Develop application features from technical specs.
• Translate analyses into technical designs with business analysts.
• Resolve second-line incidents and provide tech support.
• Set up pipelines and unit tests to ensure stability.
• Improve development processes and share knowledge.
• Write technical documentation and review junior work.

Skills

Analytical thinking and problem‑solv

Clear communication with stakeholders

Independent and collaborative work

Proactive responsibility

Dutch or French native

English communication (B1)

Education

Bachelor's or Master's in Computer Science

Tools

Azure DevOps

REST

gRPC

Job description

We're looking for a fullstack .NET developer to design, build and maintain frontend and backend applications. You'll deliver features iteratively in a Scrum team working within SAFe, with a focus on software quality and performance.

What you'll do

• Develop application features from technical specifications.
• Turn functional analyses into technical designs with business analysts.
• Resolve second-line incidents and provide technical support to colleagues.
• Set up pipelines and unit tests to keep environments stable.
• Improve development processes and share technical knowledge.
• Write technical documentation and review documents prepared by junior developers.

What you bring

• At least eight years of experience as a .NET developer.
• Three years of experience working with Agile/Scrum.
• C#, .NET Core and .NET Framework development skills.
• Blazor for frontend development.
• Azure Cloud and experience with CI/CD pipelines in Azure DevOps.
• REST, gRPC and SQL.
• NServiceBus or another messaging pattern.
• A bachelor's or master's degree in computer science, or equivalent experience.
• Strong analytical and problem-solving skills, with a commitment to continuous learning.
• Clear spoken and written communication with technical and non-technical stakeholders.
• Ability to work independently, collaborate and adapt to changing priorities.
• A proactive approach and a sense of responsibility for your work.
• Dutch or French, native.
• Basic understanding and spoken and written communication in the other national language.
• English, B1.