Application Development - Fullstack (C#.NET +SQL server)

We are looking for a Mid-Level Software Engineer to join our SA&I Engineering team. 

The SA&I team manages survey platforms and panel management software, supporting key business processes and ensuring high-quality data collection and analysis. Our current technology stack consists primarily of .NET / C# / SQL Server. We are in the process of modernizing our infrastructure, transitioning towards .NET Core and more contemporary development practices. 

The ideal candidate is a skilled software engineer with experience in .NET technologies, an interest in modernizing legacy systems, and a collaborative mindset. You will be part of a flexible and collaborative environment where you can develop and refine your skills while working on impactful projects. 

Who we are looking for: 

• You have experience developing and maintaining applications in .NET / C# and SQL Server. 
• You have a solid understanding of software engineering principles and best practices. 
• You are eager to work on both legacy WebForms applications and modern .NET Core solutions. 
• You have excellent problem-solving skills and an analytical mindset. 
• You can effectively communicate technical concepts to both technical and non-technical stakeholders. 
• You are a strong team player who thrives in a collaborative environment. 
• You take ownership of your work and deliver high-quality software solutions. 
• You are adaptable and open to learning new technologies as we transition to a more modern infrastructure. 

Responsibilities 

• Develop, maintain, and enhance applications using .NET / C# and SQL Server. 
• Contribute to the migration of legacy WebForms applications to .NET Core. 
• Implement and maintain RESTful APIs and backend services. 
• Work closely with stakeholders to understand business requirements and deliver efficient solutions. 
• Optimize database queries and improve application performance. 
• Participate in code reviews, testing, and deployment activities. 
• Collaborate with other team members to ensure system stability, security, and scalability. 
• Troubleshoot and debug issues in both existing and new applications. 

• 3+ years of experience in software development using .NET / C# and SQL Server. 
• Experience with WebForms and ASP.NET MVC is a plus. 
• Familiarity with .NET Core and modern web development practices. 
• Understanding of relational databases and writing optimized SQL queries. 
• Knowledge of software development best practices, including version control (Git), unit testing, and CI/CD pipelines. 
• Experience with cloud platforms (Azure) 
• A good unterstanding of .net http request pipelines, clean architecture, Dependency-Injection concepts and unit testing. 
• Bachelor’s degree in Computer Science, Information Technology, or a related field (or equivalent experience). 

• Enjoy a flexible and rewarding work environment with peer-to-peer recognition platforms.
• Recharge and revitalize with help of wellness plans made for you and your family.
• Plan your future with financial wellness tools.
• Stay relevant and upskill yourself with career development opportunities. 

Our Benefits

• Flexible working environment
• Volunteer time off
• LinkedIn Learning
• Employee-Assistance-Program (EAP)

About NIQ

NIQ is the world’s leading consumer intelligence company, delivering the most complete understanding of consumer buying behavior and revealing new pathways to growth. In 2023, NIQ combined with GfK, bringing together the two industry leaders with unparalleled global reach. With a holistic retail read and the most comprehensive consumer insights—delivered with advanced analytics through state-of-the-art platforms—NIQ delivers the Full View™. NIQ is an Advent International portfolio company with operations in 100+ markets, covering more than 90% of the world’s population.

For more information, visit NIQ.com

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Our commitment to Diversity, Equity, and Inclusion

NIQ is committed to reflecting the diversity of the clients, communities, and markets we measure within our own workforce. We exist to count everyone and are on a mission to systematically embed inclusion and diversity into all aspects of our workforce, measurement, and products. We enthusiastically invite candidates who share that mission to join us. We are proud to be an Equal Opportunity/Affirmative Action-Employer, making decisions without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability status, age, marital status, protected veteran status or any other protected class. Our global non-discrimination policy covers these protected classes in every market in which we do business worldwide. Learn more about how we are driving diversity and inclusion in everything we do by visiting the NIQ News Center: https://nielseniq.com/global/en/news-center/diversity-inclusion