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Hitachi Energy

.NET Backend Developer

Hitachi Energy
Spain · Full-time · Mid-Senior

The opportunity

Hitachi, Ltd. is seeking a talented .NET Backend Developer to design, develop, and maintain robust and scalable backend systems and APIs, contributing to critical enterprise applications.

How You’ll Make An Impact

  • Design, develop, and implement high-performance, scalable, and secure backend services and APIs using C# and the .NET framework.
  • Collaborate with front-end developers, product managers, and other stakeholders to understand requirements and translate them into technical solutions.
  • Write clean, maintainable, and efficient code following best practices and coding standards.
  • Participate in code reviews to ensure quality and adherence to architectural guidelines.
  • Troubleshoot, debug, and resolve issues in existing applications and systems.
  • Develop and maintain technical documentation for new and existing functionalities.
  • Optimize applications for maximum speed, scalability, and security.
  • Contribute to the continuous improvement of development processes and tools.
  • Stay updated with the latest industry trends, technologies, and best practices.

Your Profile

  • Bachelor's degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience.
  • Minimum 5 years of proven experience as a Backend Developer with strong proficiency in C# and the .NET framework (.NET Core/.NET 8+).
  • Solid understanding of object-oriented programming (OOP) principles and design patterns.
  • Experience with relational databases (e.g., SQL Server, PostgreSQL) and ORM frameworks (e.g., Entity Framework Core).
  • Familiarity with RESTful API design and development.
  • Experience with version control systems, preferably Git.
  • Knowledge of cloud platforms (e.g., Azure, AWS) is a plus.
  • Understanding of microservices architecture and message queuing systems (e.g., RabbitMQ, Kafka) is beneficial.
  • Strong problem-solving skills and attention to detail.
  • Excellent communication and teamwork skills.


More About Us

  • We offer an inspiring international environment committed to the energy transition.
  • We deliver high value‑added projects at the core of major industrial and technological challenges.
  • We support your professional development through training, internal mobility, and international opportunities.
  • We foster a collaborative and inclusive company culture focused on innovation.
  • We provide attractive benefits, including competitive compensation and flexible, hybrid working options.

Hitachi Energy is a global technology leader in electrification, powering a sustainable energy future through innovative power grid technologies with digital at the core. Over three billion people depend on our technologies to power their daily lives.

With over a century in pioneering mission-critical technologies like high-voltage, transformers, automation, and power electronics, we are addressing the most urgent energy challenge of our time – balancing soaring electricity demand, while decarbonizing the power system.

Headquartered in Switzerland, we employ over 50,000 people in 60 countries and generate revenues of around $16 billion USD. We welcome you to apply today.

Key Skills

Ranked by relevance

c microservices postgresql sql server rabbitmq server kafka cloud sql aws oop
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Posted
May 14, 2026
Type
Full-time
Level
Mid-Senior
Location
Barcelona

Industries

Appliances Electrical Electronics Manufacturing IT Services IT Consulting

Categories

Engineering Information Technology

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