senior data engineer

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