Arηs Group, Part of Accenture, specializes in the management of complex public sector IT projects, including systems integration, informatics and analytics, solution implementation and program management. Our team helps lead clients through digital and information systems design, bringing expertise in a variety of areas ranging from software development, data science and security management to machine learning, cloud, and mobile development.
Arηs Group was acquired by Accenture in July 2024.
Job DescriptionARHS Group, part of Accenture, is looking for a Junior Power BI Developer (m/f) to join one of our client teams onsite in Luxembourg within a European institutional environment.
You will contribute to the development and maintenance of reporting solutions that support business decision-making. Working closely with business users, analysts, and technical teams, you will help transform data into meaningful insights through dashboards and reports.
THE WORK:
- Develop and maintain Power BI dashboards and reports.
- Support business stakeholders in gathering reporting and visualization requirements.
- Assist with data preparation, transformation, and modelling activities.
- Contribute to the improvement of reporting solutions and data quality.
- Ensure reporting solutions follow established standards and best practices.
- Support testing, troubleshooting, and maintenance of Power BI reports.
- Produce and maintain technical and user documentation.
- Collaborate with data and project teams to deliver reliable reporting solutions.
Onsite at client site: This role requires an onsite presence with our clients and partners to support project delivery and strengthen client relationships.
Our roles require in-person time to encourage collaboration, learning, and relationship-building with clients, colleagues, and communities. As an employer, we will be as flexible as possible to support your specific work/life needs.
HERE’S WHAT YOU’LL NEED:
- Bachelor’s degree in Computer Science, Information Technology, Data Analytics, or a related field.
- Up to 2 years of experience in Power BI, reporting, data analysis, or a similar area.
- Knowledge of Microsoft Power BI, including basic understanding of DAX and Power Query.
- Understanding of data visualization principles and reporting concepts.
- Basic knowledge of SQL and data modelling.
- Strong analytical and problem-solving skills.
- Good communication and collaboration abilities.
- Willingness to learn and grow in a data and reporting environment.
- Fluency in English (written and spoken).
- French language skills are highly preferred.
BONUS POINTS IF YOU HAVE:
- Academic, internship, or personal projects involving Power BI or data visualization.
- Knowledge of SQL Server, Oracle, or other relational databases.
- Familiarity with Agile methodologies.
- Experience with other reporting or BI tools.
As part of our security and compliance procedures, candidates will be required to undergo a criminal background check prior to employment.
Skills Required
- Bachelor's degree in Computer Science, Information Technology, Data Analytics, or a related field
- Up to 2 years of experience in Power BI, reporting, data analysis, or a similar area
- Knowledge of Microsoft Power BI including basic understanding of DAX and Power Query
- Understanding of data visualization principles and reporting concepts
- Basic knowledge of SQL and data modelling
- Strong analytical and problem-solving skills
- Good communication and collaboration abilities
- Willingness to learn and grow in a data and reporting environment
- Fluency in English (written and spoken)
- French language skills
- Criminal background check prior to employment
- Academic, internship, or personal projects involving Power BI or data visualization
- Knowledge of SQL Server, Oracle, or other relational databases
- Familiarity with Agile methodologies
- Experience with other reporting or BI tools
What We Do
Arηs Group is a market leader in the management of complex IT projects and systems. Founded in Luxembourg in 2003, we’ve grown organically to encompass 16 entities worldwide with over 2,500 employees in Luxembourg, Belgium, France, Greece, Italy, Portugal, Bulgaria and Jordan. With our focus on getting things done, we help our clients achieve their goals with best-of-breed solutions, superior execution and exceptional services. We offer bespoke software development, data science, infrastructure, digital trust and mobile development to government institutions at national and European level, telecom providers, and financial institutions, among others. Our bold company culture is built around working hard and playing hard, with a flat and agile structure that lends itself to efficiency and employee empowerment. We value our diverse workplace of close-knit teams and provide a place where everyone can be supported to learn and evolve.







