Senior Software Engineer - Backend & Data Pipelines

About the role

Energy Aspects is looking for a Senior Software Engineer to join its Engineering team in Athens. You will build and maintain the core backend services, databases and tools behind the company's Data Science and Market Intelligence operations and its client-facing platforms. The team works in dual-track Agile (Scrum) and welcomes contributors across product development, optimisation, DataOps, DevOps and continuous integration.

Key responsibilities

• Build web services, critical data injection pipelines and data process automations.
• Design and implement new data solutions for internal teams and external clients.
• Build, extend and transform core datasets inside a SQL data warehouse.
• Develop tools that optimise and streamline DevOps processes.
• Design scalable data architectures and ensure data quality through validation and testing.
• Take ownership of systems in a cloud-first data stack and contribute quickly to production codebases.
• Monitor and troubleshoot data pipelines and systems for high availability and performance.
• Gather requirements with stakeholders and turn them into technical specifications and plans.
• Mentor team members and help them grow professionally.

Required profile

• Demonstrated software development experience in a team-based environment.
• Proven experience with relational databases and at least one of PostgreSQL, MySQL or MS SQL Server.
• Applied knowledge of Linux/Unix and effective communication with technical and non-technical audiences.
• Excellent command of written and spoken English.

Required skills

• Backend APIs built with RESTful practices.
• Cloud services, with a strong preference for AWS.
• Python, preferably plus another strongly typed language such as Go, C++ or Java.
• Desirable: Python data science ecosystem, high-frequency time series or streaming data, Docker, Apache Airflow, infrastructure-as-code, CI/CD pipelines, ETL and data acquisition.

What we offer

• A diverse, global workplace with social clubs covering running, yoga, football and culinary activities.
• Offices in prestigious buildings near gyms, shops, restaurants and public transport.