Senior Software Engineer (C#, Python, Javascript, PHP, ASP.NET, HTML, CSS, Web configuration and administration (Apache Tomcat, IIS), MSSQL)

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**Job Description** We are looking for you, a Senior Software Engineer to help us build and maintain the next tools or processes that will help the business to overcome our challenges. Help us design, implement and evolve our data analysis tools within a dynamic team working with various technologies. **As a Senior Software** **Engineer, you will have following key accountabilities:** * Set up, build and maintain WinForms applications (C \# / VB.NET) and Office * Development and maintenance of Backend code on Web tools (C \# / ASP.NET) * Initiate and participate in reflections on the implementation of solutions * Provide guidance on technology and tooling choices to the team * Be proactive in the face of various issues * Respond to the challenges of tool performance * Participate and support the technological choices of the team (monitoring, mutual aid, presentations, ...) * Avoid scope\-creep, over\-engineering, under\-testing and technical debt * Learning our business domain * Using good software engineering principles and best practices to solve business problems **Qualifications** * 5 years\+ in software development (Microsoft environment) * 5 years\+ in Database or Datawarehouse Development * Cross\-team collaboration and Agile Methodology experience * Willingness to use the appropriate tool for the job, not just the latest "hot" technology * You are autonomous, organized and versatile in your daily missions * You have good algorithmic logic and enjoy delivering quality, high\-performance and tested code * You have great analytical and synthesis skills and you pay attention to detail * You enjoy participating and working on diverse projects and tasks **Skills** *Essential* * **C\#** / VB.NET / ASP.NET * **Javascript / PHP** * **MS SQL Server (advanced including Stored Procs) / MySQL / PLSQL / PostgreSQL** * **HTML / CSS** * Website / WebServices / **API / IIS** / Web configuration and administration * Office products (especially Excel and PowerPoint) / vba development and macros / VB6 * Knowledge of French language (written/spoken B2 or B1 level) *Highly Useful* * SAP BO tools (Designer, Rich, Webi, Security management, CMC, ...) * Big Query * **Python (Intermediate\+)** * Relational Database Development * Query Tuning/Optimisation *Nice to have* * Machine Learning * Delphi **Additional Information** * 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) NIQ may utilize artificial intelligence (AI) tools at various stages of the recruitment process, including résumé screening, candidate assessments, interview scheduling, job matching, communication support, and certain administrative tasks that help streamline workflows. These tools are intended to improve efficiency and support fair and consistent evaluation based on job\-related criteria. All use of AI is governed by NIQ’s principles of fairness, transparency, human oversight, and inclusion. Final hiring decisions are made exclusively by humans. NIQ regularly reviews its AI tools to help mitigate bias and ensure compliance with applicable laws and regulations. If you have questions, require accommodations, or wish to request human review were permitted by law, please contact your local HR representative. For more information, please visit NIQ’s AI Safety Policies and Guiding Principles: https://www.nielseniq.com/global/en/ai\-safety\-policies. **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 Want to keep up with our latest updates? Follow us on: LinkedIn \| Instagram \| Twitter \| Facebook **Our commitment to Diversity, Equity, and Inclusion** At NIQ, we are steadfast in our commitment to fostering an inclusive workplace that mirrors the rich diversity of the communities and markets we serve. We believe that embracing a wide range of perspectives drives innovation and excellence. All employment decisions at NIQ are made without regard to race, color, religion, sex (including pregnancy, sexual orientation, or gender identity), national origin, age, disability, genetic information, marital status, veteran status, or any other characteristic protected by applicable laws. We invite individuals who share our dedication to inclusivity and equity to join us in making a meaningful impact. To learn more about our ongoing efforts in diversity and inclusion, please visit the https://nielseniq.com/global/en/news\-center/diversity\-inclusion