Database Administrator

Luxembourg Your career at Deutsche Börse Group: Your area of work: We are seeking a reliable and detail-oriented Database Administrator (DBA) to ensure the integrity, coherence, and performance of the databases powering our next-generation market infrastructure for fund distribution. Operating in a cloud-native and microservice-based environment, and interfacing with blockchain/DLT components, this role is critical for safeguarding the consistency, security, and quality of all data managed by the platform. Your responsibilities:
- Database Administration: Administer, monitor, and tune cloud-native databases (production, staging, and development) to ensure high availability, integrity, and optimal performance.
- Data Modeling & Governance: Design, maintain, and govern logical and physical data models (relational/NoSQL), collaborating with Architects and Engineers to support long-term scalability and architecture standards.
- Client Onboarding & Migration: Plan, execute, and automate secure client data migrations, developing robust validation workflows, scripts, and troubleshooting tools for seamless onboarding.
- Data Quality & Cleaning: Design and automate data-cleaning routines to detect, reconcile, and remediate inconsistencies, duplicates, and anomalies across source systems.
- Data Warehousing & ETL: Build and operate a centralized data warehouse and automated ETL/ELT pipelines, consolidating data from microservices, relational/NoSQL stores, and on/off-chain sources.
- BI & Analytics Enablement: Partner with Data Scientists to provision data cubes and develop semantic reporting layers, KPIs, and dashboards (e.g., Power BI) for self-service business insights.
- Security, Compliance & DR: Ensure rigorous adherence to security, privacy, and compliance standards through access controls, encryption, data masking, and regular backup/disaster recovery testing.
- Cross-Team Collaboration & DevOps: Partner with DevOps, Product, and Engineering teams to integrate database changes into CI/CD pipelines, support feature delivery, and lead incident root-cause analyses.

Your profile
:
- Professional

Experience:
4-8+ years of experience as a Database Administrator, Data Engineer, or in a similar role, ideally within fintech, financial services, or other highly regulated industries.
- Database Expertise: Deep knowledge of relational (e.g., PostgreSQL, MySQL, Oracle) and NoSQL databases (e.g., MongoDB, CosmosDB), including managed, cloud-native services like Azure SQL.
- Data Modeling & Architecture: Solid understanding of logical/physical data modeling, schema design, and normalization/denormalization within microservice and distributed-system architectures.
- Technical

Skills:
Advanced proficiency in SQL, query optimization, and scripting languages (e.g., Python, Bash) for diagnosing performance and consistency issues in production.
- Data Integration & Migrations: Extensive hands-on experience with data migrations, ETL/ELT pipelines, structured data transformation, and rigorous data-quality assurance processes.
- Modern Operations & DevOps: Experience collaborating with cross-functional teams using DevOps, automation, and infrastructure-as-code (IaC) tooling to support cloud-native environments.
- Compliance & Security: Solid awareness of compliance, data-protection, auditing, and security requirements typical of regulated financial environments.
- DLT/Blockchain (Plus): Familiarity with blockchain/DLT data flows and maintaining on-chain/off-chain data consistency is highly advantageous.
- Language & Communication: Excellent written and verbal communication skills in English (additional languages are a plus) to collaborate effectively with cross-functional teams. Why Deutsche Börse Group?: Mobility: We enable you to move freely with our job tickets, job (e-)bikes and free parking opportunities. Work environment: Collaboration, communication, or deep focus
- in our modern office buildings you will find the perfect work environment. Free drinks and food and meal allowances included. Health and wellbeing: We care for your health and wellbeing and besides various health promotion measures

we offer
you a group accident insurance and additional insurance offers at discounted rates. Financial stability: We provide financial stability by offering attractive salaries, company pension schemes, participation in our Group Share Plan, as well as bonuses, subsidies and discounts. Hybrid work: Collaborate and exchange on-site or work remotely several days a week in line with business needs and local regulations. Our hybrid working model combines the best of both worlds. Flexible

working hours
: We want your job to fit your life situation and offer flexible working time models, childcare allowance, or the possibility to study alongside your job. Internationality: Our market infrastructures are globally connected. Working with us means collaborating with like-minded colleagues