.Net Backend Developper

Hitachi Energy; Madrid; Presencial; EUR 42.000 - 64.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Annual Incentive Plan

Flexible Working

Meal Allowance

Life Insurance

Medical Check-up

Psychological assistance

Language trainings

Coaching & Assessments

Descripción de la vacante

Hitachi Energy is seeking a skilled .NET Backend Developer to design, develop, and maintain robust backend systems and APIs. You will build scalable services in C# and the .NET framework, and collaborate with cross-functional teams to translate requirements into technical solutions.

You will work with SQL Server and PostgreSQL, apply architectural guidelines, and contribute to code reviews. English and Spanish communication skills are essential to succeed in this role.

Formación

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• Proven experience as a .NET Backend Developer.
• Strong proficiency in C# and the .NET framework (.NET Core/.NET 5+).
• Solid understanding of OOP and design patterns.
• Experience with relational DBs (SQL Server, PostgreSQL) and EF Core.
• Familiarity with RESTful API design and development.
• Experience with Git version control.
• Knowledge of cloud platforms (Azure/AWS) a plus.
• Excellent problem-solving and communication skills in English and Spanish.

Responsabilidades

• Develop, test, and deploy scalable backend services using C# and .NET.
• Design and implement RESTful APIs and microservices.
• Collaborate with front-end, product managers, and stakeholders to translate requirements.
• Work with SQL Server and PostgreSQL for data storage and retrieval.
• Follow coding standards and participate in code reviews.
• Troubleshoot production issues and provide timely resolutions.
• Stay updated with new technologies and best practices.

Conocimientos

C#

.NET Framework

RESTful APIs

SQL & ORM

Git

Azure or AWS

English & Spanish comms

Educación

Bachelor's degree in Computer Science / Software Engineering or related field

Herramientas

Entity Framework Core

SQL Server

PostgreSQL

Azure

Descripción del empleo

The Opportunity

We are seeking a skilled .NET Backend Developer to join our team at HITACHI ENERGY SPAIN, S.A.U. You will be responsible for designing, developing, and maintaining robust and scalable backend systems and APIs to support our critical applications.

How You Will Make An Impact

• Develop, test, and deploy high-quality, scalable, and maintainable backend services 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.
• Design and implement RESTful APIs and microservices.
• Work with various database technologies (e.g., SQL Server, PostgreSQL) for data storage and retrieval.
• Write clean, efficient, and well-documented code following best practices and coding standards.
• Participate in code reviews to ensure code quality and adherence to architectural guidelines.
• Troubleshoot and debug production issues, providing timely resolutions.
• Contribute to the continuous improvement of our development processes and tools.
• Stay up-to-date with emerging technologies and industry trends.

Your background

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• Proven experience as a .NET Backend Developer.
• Strong proficiency in C# and the .NET framework (.NET Core/.NET 5+).
• 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.
• Excellent problem-solving skills and attention to detail.
• Ability to work independently and as part of a collaborative team.
• Good communication skills in English and Spanish (both written and verbal).

More About Us

A holistic range of competitive benefit program to support your financial, physical and mental wellbeing and personal development. We want you to truly thrive with us – in work and out.

For this role, depending on grade and experience we offer the following employee benefits (subject to the respective plan rules):

• Annual Incentive Plan
• Flexible Working
• Meal Allowance
• Life Insurance
• Medical Check-up
• Psychological assistance
• Language trainings
• Coaching & Assessments

Publication date : 2026-09-16