Senior Data Engineer

Who we Are

At Grant Thornton Greece, we’re not just part of a global network of 73,000 professionals across 150 countries. We’re independent thinkers who prioritize quality, inclusion, and integrity to create a better, more personal experience for our clients and our team. Our mission? To deliver expertise in a way that goes beyond — Personal, Proactive, and Agile.

We don’t predict the future here—we shape it. 🚀

Milestones WE are Proud of

🏆 Great Place to Work certified for three years running!

🌟Best Workplaces Hellas for 2025!

👩‍💼 Best Workplaces for Women for three consecutive years!

⭐Best Workplace in Professional Services & Consulting for 2025!

🌈 Proud members of the Diversity Charter Greece and certified with the SHARE Equality Label

🏠 Flexible way of Working (Hybrid)

🧠Coaching & Counseling from Senior Professionals

The role in detail

We are seeking a highly skilled and experienced Senior Data Engineer to join our technology team. This role will play a key role in designing, developing, and maintaining data pipelines, as well as executing large-scale data migrations and transformations. Prior experience in the banking or financial services industry is essential.

The key responsibilities : 

• Design and implement scalable and reliable data pipelines for ingestion, transformation, and delivery.
• Lead and execute end-to-end data migration projects from legacy systems to modern platforms.
• Collaborate with business stakeholders and data analysts to understand data requirements and translate them into technical specifications.
• Extract, cleanse, and transform structured and unstructured data from multiple banking systems.
• Ensure data quality, consistency, and security in compliance with regulatory and internal standards.
• Optimize data workflows for performance and cost-efficiency, especially in cloud or hybrid environments.
• Mentor junior data engineers and provide technical guidance across teams.

To be successful at this role you need the following (hard and soft skills):

• Bachelor's degree in Computer Science, Information Systems, Engineering, or a related field.
  
• Master’s degree will be consider as a strong asset
• 7+ years of experience in data engineering roles, with at least 3+ years in the banking or financial services industry.
  
• Proven experience in data extraction, data analysis, and data migration.
  
• Expertise in ETL tools and data orchestration frameworks 
  
• Strong SQL skills and experience with relational databases (e.g., Oracle, SQL Server, PostgreSQL).
  
• Experience with big data technologies (e.g., Hadoop, Spark) and cloud data platforms (AWS/GCP/Azure).
  
• Proficiency in Python, Scala, or Java for data processing and automation.
  
• Deep understanding of data governance, security, and compliance in the banking sector.
  

What’s in it for You?

At Grant Thornton Greece, we believe that great work deserves great rewards! Here’s what you can look forward to:

• 🌈 Diverse and inclusive workplace
• 🏋️‍♂️ Friendly, Dynamic Working environment
• 💰 Competitive Salary & Bonus
• 🩺 Insurance Program for all GT members
• 👩‍🏫 Fully funded Training & Professional Qualifications
• 🏖 Extra Days-off: August Freedays, Volunteering Days, Early leave days
• 🏃🏽‍♂️ Corporate Sports Teams (e.g., Running, Basketball, Volleyball)
• 🎁 Exclusive Discounts: Special offers and discounts for employees

Ready to Go Beyond?

If you're imagining a career that’s anything but ordinary, then Grant Thornton Greece is the place for you! We don’t just do business as usual—we go beyond. Ready to take that leap?

Simply upload your up-to-date CV, hit "apply", and we’ll handle the rest! ✨

We are Grant Thornton. We go beyond business as usual, so you can too.
#WelcomeToMore #GoBeyondWithUs