At METLEN Energy & Metals, we are catalysts for a sustainable future, positioned at the forefront of the energy transition while being a reference point for competitive green metallurgy at both the European and global levels.  We are a global industrial and energy company operating across two highly interconnected and complementary sectors: Energy and Metals. With a consolidated turnover of €5,683 million and an EBITDA of €1,080 million, along with a workforce of over 7,627 dedicated individuals, we drive success through cutting-edge technology and diverse talent.

We are committed to embracing new state-of-the-art technologies and advancements, propelling us towards a cleaner, brighter tomorrow. Our positive footprint extends across five continents, creating a lasting impact. At METLEN, we foster a culture of resilience, challenge, respect, excellence, and change, empowering our diverse workforce to achieve remarkable outcomes.

Job Description
Backend Developer
06/08/2026
Job Description: 

 

We are currently looking for a Backend Developer to join Joule our new energy software company, part of our Integrated Energy Utility Division, based in Paiania.

This opportunity is ideal for a software professional looking to contribute to the development of scalable digital solutions supporting energy services, data-driven applications, and smart energy systems.

Your Role Will Encompass:

  • Designing, developing, and maintaining scalable backend services and APIs using Python, Django and/or Flask.
  • Working with PostgreSQL and MongoDB for data storage and processing.
  • Developing data-driven solutions using Pandas and NumPy.
  • Containerizing applications using Docker and collaborating through Git.
  • Troubleshooting and optimizing backend applications in distributed and data-intensive environments.
  • Collaborating with frontend developers, data scientists, and energy domain experts to deliver new features and solutions.

 

What You Bring to the Role:

  • 3+ years of professional backend development experience.
  • Strong proficiency in Python and hands-on experience with Django and/or Flask.
  • Solid knowledge of PostgreSQL and MongoDB.
  • Familiarity with Docker, Git, Pandas and NumPy.
  • Strong debugging, problem-solving, and performance-tuning skills.
  • Experience with Golang and Gin, time-series data, or networking concepts will be considered an asset.
  • Familiarity with Modbus, MQTT, OPC UA, or IEC 60870-5-104 (IEC104) will be considered an asset.
  • Interest or previous experience in energy, smart grids, renewable energy, or industrial IoT will be considered an asset.

 

Share the same Value Based Behaviors:  

  • People & Personal growth.  
  • Results orientation & Safety excellence.  
  • Collaboration & Trust.  
  • Empathy & Effective communication.  
  • Flexibility & Adaptability.

 

Your Benefits:

  • Competitive remuneration package.
  • Ticket Restaurant.
  • Group Health Insurance program.
  • Pension Plan.
  • Cooperation, creativity and innovation: we adopt flexible cooperation models to achieve fast results and increased productivity.

 

 

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We respect your personal data. All personal information in your application and CV will remain strictly confidential.  

 

At Metlen Energy & Metals we are proud to have Diversity and Inclusion at the centre of everything we do. We are committed to Equal Employment Opportunity regardless of race, colour, national origin, ethnicity, gender, age, disability, sexual orientation, gender identity or religion.