Data Engineer
First seen by Alion on Sep 21, 2026.
Location: Sofia, Bulgaria
Employment type: Full Time, Hybrid
Job Level: Intermediate
ABOUT US
We are a fintech technology partner building payment solutions and software for businesses operating in highly regulated markets across the UK, USA, Germany, Malta, Lithuania, Cyprus, Turkey, and South Africa. Our award-winning payment systems support leading providers, while our wider expertise spans software development, cybersecurity, technical compliance, cloud, DevOps and managed IT.
We are part of Zetta Group, an international technology group with 25+ years of expertise. What started as a web hosting business has evolved into a full-service IT provider, with a growing focus on fintech, payments, blockchain and crypto.
Today, 200+ experts across Europe work on the infrastructure, applications and services that help regulated businesses launch, operate and scale. We bring together engineering, security and compliance under one roof, and guide our clients through complex digital and regulatory requirements, backed by 24/7 support.
ABOUT THE ROLE
We are looking for a Data Engineer to join one of our long-term international partners in the fintech industry. The role involves working on data-driven solutions that support critical business processes and provide insights across departments. You’ll collaborate closely with technical and business teams to design, implement, and maintain efficient data pipelines, analytics solutions, and integrations.
KEY RESPONSIBILITIES
- Build, optimize, and maintain data pipelines and ETL architectures
- Design and implement scalable data models and data warehouse solutions
- Solve complex technical problems and implement effective data solutions
- Collaborate with colleagues across departments to understand business needs and expand internal knowledge
- Ensure data quality, consistency, and availability across systems
- Monitor and troubleshoot data workflows and performance issues
- Ensure compliance with data governance and security standards
JOB REQUIREMENTS
- Strong skills in Python (2+ years)
- Strong SQL skills (2+ years)
- Hands-on experience with Git
- Analytical mindset and attention to detail
- Ability to explain concepts to people from other departments
- Ability to turn business needs into technical solutions
- Good representation and communication skills
- Fluency in English
ADVANTAGES
- Experience with ETL tools
- Experience with Data Warehouse solutions
- Experience with PostgreSQL
- Experience with Microsoft Excel (or similar) for data analysis, including formulas, pivot tables
- Experience with BI tools, such as Tableau or ThoughtSpot
- Experience with Google Cloud
WHAT WE OFFER
- Competitive salary package – because your talent deserves it
- Extended health & dental insurance – we’ve got your back (and teeth)
- Corporate gym membership rates – stay strong
- Supportive & collaborative culture – zero egos, just great teamwork
- Flexible working hours – results matter, not time spent at a desk
- Hybrid work model – work from home or join us at the office
- Office perks – unlimited coffee, snacks, and a stocked fridge
- Regular team events – from teambuildings to epic parties
We are looking for people with creative minds and enthusiasm to join us in the adventure of developing what’s new, what’s next, and what best serves our customers’ needs.