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Software Developer Data Warehouse (m/f/d)

Full time Data Science Machine Learning Business Intelligence Software Engineering Data Warehouse

Job Description

What we value most? Our 1,250 employees. For them, we are a responsible employer who offers individual opportunities and recognizes potential. We achieve our goals through genuine loyalty, a strong team spirit, and the joy of shared success.

To strengthen our Sales Controlling & Business Intelligence department, we are looking for an experienced software developer (m/f/d) specializing in data warehousing and automation solutions. In this position, you will play a key role in the further development of complex DWH and BI systems and actively contribute to shaping modern software architectures.

Location

Hanover

working hours

Full-time

fixed term

Indefinite

Your tasks:

  • Independent further development and optimization of the data warehouse and the associated automation solutions in close coordination with DWH architects
  • Ensuring high code and result quality through structured testing procedures such as Test Driven Development (TDD), unit and integration tests.
  • Responsibility for the stability, performance, security and technical feasibility of the developed software solutions
  • Modernization and optimization of existing codebase according to current software engineering standards (Clean Code, SOLID, CI/CD)
  • Independent execution of architectural adjustments, porting, and new developments in response to technological, systemic, or infrastructural changes.
  • Evaluation, piloting and implementation of new tools, technologies and methods in the field of software development and data warehousing.
  • Participation in data and BI projects: Conception, development and targeted implementation of own work packages with active professional input.
  • Proactive coordination with internal stakeholders and external service providers

Your qualifications:

  • Completed studies in computer science, business informatics or mathematics (diploma/master's degree) or comparable training as an IT specialist
  • Professional experience as a software developer, software engineer, or software architect
  • Excellent knowledge of C# (.NET) and SQL / T SQL, ideally complemented by Python.
  • Experience with modern software development and deployment: Clean Code, SOLID, Design Patterns, TDD, CI/CD and version control
  • Knowledge of software and data architectures, preferably in the data warehouse and BI environment (ETL)
  • Experience with SSIS, cloud deployments, and agentic coding is advantageous.
  • Analytical thinking, a high degree of personal responsibility, and the ability to quickly learn new technologies.

We offer:

  • Attractive: Compensation includes bonuses and additional benefits such as company pension schemes, capital-forming benefits, and supplementary sick pay.
  • Profitable: From day one, we involve you in the company's goals.
  • Sustainable: Job ticket and free parking garage with charging station for electric vehicles
  • Flexible: our flexitime model without core working hours
  • Modern: mobile working from home or in person on site
  • Promoting development: our training and further education programs
  • Trustworthy: our works council
  • Worth seeing: our premises in a beautiful location
  • Advantageous: diverse corporate benefits
  • Family-friendly: company-run children's holiday care
  • Active: Comprehensive health management and diverse sports offerings

We look forward to receiving your application, which you can send us quickly and easily - preferably via our online application form.

Contact:

Ms. Leona Jeitner,
Recruiter,
0511/5701-1712
, www.concordia.de

Concordia Versicherungsgesellschaft a.G.
About Concordia Versicherungsgesellschaft a.G.
Concordia – the mutual insurance company founded in 1864 – and its subsidiaries throughout Germany offer modern and practical insurance solutions for private customers, businesses, and the agricultural sector. With over 1,250 employees and a nationwide network of Concordia representatives and business partners, the company manages over 3 million policies for approximately 1.3 million customers. Legal information: https://www.concordia.de/impressum/ Privacy policy: https://www.concordia.de/datenschutz/
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