> Markdown version of [/jobs/ext/1644173-data-scientist-bi-developer](https://www.wearedevelopers.com/jobs/ext/1644173-data-scientist-bi-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Data Scientist / BI Developer

- **Company:** Postaladdress
- **Location:** Spain
- **Contract:** Permanent contract
- **Skills:** Big Data, Information Engineering, Data Governance, Extract Transform Load (ETL), Data Systems, Python (Programming Language), Power BI, Cloud Services, Data Streaming, Data Classification, Powerquery, Data Analytics, Data Pipelines
- **Published:** July 14, 2026
- **Apply:** https://www.jobleads.com/es/job/e4fae9c6a72f70b99da71f7bc374117fd

## About the Role

* Hands-on experience with Power BI development.
 * Strong knowledge of DAX and Power Query.
 * Experience with ETL processes, data pipelines, or data engineering activities.
 * Understanding of data modelling and business intelligence principles.
 * Ability to gather and analyse business requirements.
 * Strong analytical thinking and problem-solving skills.
 * Excellent communication skills in English., * Experience with AI-powered analytics or data classification.
 * Background in enterprise-scale reporting environments.
 * Exposure to cloud data platforms.
 * Experience working with large or complex datasets.
 * Knowledge of data governance and quality management practices.

## Description

We're looking for a Data Scientist / BI Developer with strong Power BI and Python skills to join a data-driven team delivering modern analytics and reporting solutions. You'll work across the full lifecycle of business intelligence initiatives - from understanding stakeholder needs to building dashboards, automating data flows, and driving continuous improvements.

What You'll Do

 * Design and develop engaging Power BI dashboards and reports.
 * Transform business requirements into actionable data solutions.
 * Build and enhance data models, KPIs, and analytical datasets.
 * Develop and maintain Python-based data processing pipelines.
 * Integrate data from multiple sources and ensure data quality.
 * Create scalable reporting solutions supporting strategic decision-making.
 * Collaborate with business stakeholders, analysts, and technical teams.
 * Troubleshoot, optimize, and continuously improve existing solutions.
 * Produce clear technical and functional documentation.
 * Occasionally travel to Brussel's office., * Work on impactful, data-centric projects.
 * Collaborate with international teams and stakeholders.
 * Exposure to modern BI, analytics, and data engineering technologies.
 * Opportunity to shape reporting solutions used for strategic decision-making.
 * Long-term cooperation and professional growth opportunities.

If you enjoy combining data engineering, analytics, and business-facing work while building solutions that create real value, we'd love to hear from you.


## Related Videos

- [Alibaba Big Data and Machine Learning Technology](https://www.wearedevelopers.com/videos/37-alibaba-big-data-and-machine-learning-technology)
- [Beyond Dashboards: Fixing Text-to-SQL with Semantic RAG](https://www.wearedevelopers.com/videos/2036-beyond-dashboards-fixing-text-to-sql-with-semantic-rag)
- [Data Science in Retail](https://www.wearedevelopers.com/videos/586-data-science-in-retail)
- [Data Analytics with Microsoft Fabric: End-to-End Use Case with Data Agents](https://www.wearedevelopers.com/videos/1547-data-analytics-with-microsoft-fabric-end-to-end-use-case-with-data-agents)
- [PySpark - Combining Machine Learning & Big Data](https://www.wearedevelopers.com/videos/44-pyspark-combining-machine-learning-big-data)
- [REST, GraphQL, gRPC, and more: A comparison of modern API styles](https://www.wearedevelopers.com/videos/100247-rest-graphql-grpc-and-more-a-comparison-of-modern-api-styles)

## Related Articles

- [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk)
- [Data Analyst Salary in the UK](https://www.wearedevelopers.com/magazine/278-data-analyst-salary-in-the-uk)
- [Spanish Business Culture and Etiquette](https://www.wearedevelopers.com/magazine/353-spanish-business-culture-and-etiquette)
- [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market)
- [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)
- [Making Data Warehouses Fast: A Developer’s Story](https://www.wearedevelopers.com/magazine/107-making-data-warehouses-fast-a-developer-s-story)