IT Developer.NET Azure

About Rotarex

Since 1922, Rotarex has been a global leader in cylinder valves, regulators, and equipment for gas applications . With 1,800 employees worldwide, we serve industries such as semiconductors, medical, research, automotive, food & beverage, fire protection, and more.

Innovation, quality, and customer trust are at the heart of what we do. As a family-owned company with an international reach, we combine agility with the strength of a worldwide industrial group.

📍 Position based in Lintgen (Luxembourg)

Relocation planned for the beginning of 2026 to our brand-new Industry 4.0 site in Bissen , a state-of-the-art facility designed with both employee well-being and industrial performance in mind.

Why join us?

In this role, you’ll have the opportunity to work on impactful projects where your expertise will directly shape Rotarex’s digital transformation. You’ll design and deliver modern , cloud-native applications using the latest Microsoft Azure technologies, while experimenting with AI-assisted development tools that push the boundaries of productivity and innovation.

By joining our agile and collaborative team , you’ll enjoy both technical challenges and creative freedom , from building scalable microservices to optimizing performance and security across all layers of the application. This position offers the perfect environment to strengthen your skills, grow your career, and leave a real mark on projects that matter.

🎯 Why this role is made for you

Because you want to :

Work with cutting-edge Azure technologies and modern development frameworks

Combine your passion for coding with AI-assisted development tools like GitHub Copilot or Azure AI Studio

Contribute directly to the digital transformation of an international industry leader

Build solutions that are both technically robust and business-critical

🔍 What you’ll do

As a .NET Azure Developer, you will :

Develop and maintain cloud-native applications using .NET Core / .NET 6+

Build responsive, user-friendly web applications with modern frameworks (Blazor, Angular, React)

Design and implement RESTful APIs and microservices architectures

Integrate and optimize Azure services (App Services, Functions, Cosmos DB, Azure SQL, ADX, Kusto…)

Collaborate with UX / UI designers, business stakeholders, and fellow developers

Set up and maintain CI / CD pipelines with Azure DevOps

Leverage AI coding models to boost development speed and code quality

Ensure performance, scalability, and security across applications

✅ What you bring

Strong experience with C#, .NET Core, and web development (HTML, CSS, JavaScript, Blazor / Angular / React)

Hands-on expertise with Microsoft Azure and its ecosystem

Familiarity with Entity Framework, Git, and Agile / Scrum methodologies

Solid understanding of cloud architecture, API design, and DevOps practices

Curiosity and openness to AI-assisted development tools

Computer Science degree or equivalent experience

Strong problem-solving and analytical skills

Excellent communication and collaboration abilities

Experience working in Agile / Scrum teams

Passion for continuous learning and staying ahead of tech trends

Fluency in English , (French is nice to have)

💡 Bonus skills that make you stand out

Azure certifications (AZ-204, AZ-305)

Experience with IoT solutions on Azure (IoT Hub, Edge, Digital Twins)

Knowledge of Business Intelligence tools (Power BI, Azure Synapse)

Familiarity with Infrastructure as Code (Bicep, Terraform)

🌟 What makes this role exciting

The opportunity to work on cutting-edge cloud-native applications that directly shape the digital future of our company

Daily exposure to Azure’s most advanced services and the chance to deepen your expertise in a constantly evolving ecosystem

Hands-on use of AI-assisted coding tools to accelerate development, improve code quality, and explore new ways of working

A chance to be part of a forward-thinking, international environment where innovation and collaboration are at the core

Clear opportunities for career growth, certification, and continuous learning supported by the company

💡 What you will find at Rotarex

By joining Rotarex, you will benefit from :

A key position at the heart of our digital transformation

The opportunity to join our brand-new Industry 4.0 site in Bissen by the beginning of 2026

The growth and stability of a worldwide industrial group with a family culture

An environment where innovation and technical expertise drive strategy

Training and career development opportunities

Flexible working hours for a strong work-life balance

An advantageous collective labor agreement (extra leave, bonuses, medical hours, etc)

A social fund supporting important life events (marriage, birth, retirement…)

Easy access : 5 minutes from train station + free parking

Additional perks : Sympass discounts, preferential mobile plan, partner banks, and attractive health coverage

Company events that foster team spirit (Family Day, Christmas party, team buildings, sports sponsorships, etc)

📢 Important : Only applications submitted via the official form will be considered. Applications sent through other channels cannot be processed.

🔒 Confidentiality guaranteed – all applications will be treated with the utmost discretion.

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