Senior Backend Architect

Overview A Snapshot of Your Day Siemens Energy is hiring a Core Java / Backend Developer with 10+ years of experience in Java, Python, API design, databases (SQL / NoSQL / Time-series), and AWS basics. The role involves building API driven services, working with multi-functional teams, and contributing to digital energy solutions like edge computing, cloud platforms, and AI driven applications.

What You’ll Do We are looking for an experienced Core Java / Backend Developer to augment our team for API-based services. We are seeking profiles that have solid experience in Java, Python, Timeseries / SQL / NoSQL databases, API design and AWS basics. The ideal candidate should have a strong understanding of Java application development, file and data management using file-based RDBMS, and a background in programming and data structures. Good communication skills are also important, as the Developer will work closely with multi-functional teams and communicate technical concepts to non-technical customers.

What You Bring Bachelor’s Degree or higher in Computer Science or a related technical field.

10+ years of experience.

Strong core Java architecture and development experience.

Experience in Java frameworks.

API use, design, and development for RESTful and GraphQL Services.

Experience with Orchestration Services, network discovery & management services is a plus.

Experience with Python.

Database technologies like MySQL, PostgreSQL, MongoDB, and time series databases such as InfluxDB and Prometheus.

Knowledge of code versioning tools such as Git.

Familiarity with using CI / CD pipelines.

Experience with working in containerized environments.

An analytical mind.

About The Team Our team belongs to the Digital Products and Solutions Function within Siemens Energy. Our mission is to grow the digital software business and develop solutions and products for both internal and external customers. These solutions include Edge Computing and applications, on-site sensor technology integration, cloud-based platforms and cloud-based software solutions and applications. The solutions, applications, and platforms we provide allow data acquired to be used to improve the operation and maintenance of power plants and industrial facilities of all sizes; this includes the development of digital twins, analytics platforms and agents, artificial intelligence and machine learning applications and algorithms.

Who is Siemens Energy? At Siemens Energy, we are more than just an energy technology company. With ~100,000 dedicated employees in more than 90 countries, we develop the energy systems of the future, ensuring that the growing energy demand of the global community is met reliably and sustainably. The technologies created in our research departments and factories drive the energy transition and provide the base for one sixth of the world's electricity generation. Our distributed team is committed to making sustainable, reliable, and affordable energy a reality by pushing the boundaries of what is possible. We uphold a 150-year legacy of innovation that encourages our search for people who will support our focus on decarbonization, new technologies, and energy transformation.

Find out how you can make a difference at Siemens Energy :

Our Commitment to Diversity Lucky for us, we are not all the same. Through diversity, we generate power. We run on inclusion and our combined creative energy is fueled by over 130 nationalities. Siemens Energy celebrates character – no matter what ethnic background, gender, age, religion, identity, or disability. We energize society, all of society, and we do not discriminate based on our differences.

Rewards / Benefits Employees are eligible for Remote Working arrangements up to 1 day per week.

All employees are automatically covered under the Medical Insurance. Company paid family floater cover for employee, spouse and 2 dependent children up to 25 years of age.

Option to opt for Meal Card as part of the CTC, per company policy.

Flexi Pay empowers employees with the choice to customize the amount in some salary components within a defined range, optimizing net income.

Madrid, Community of Madrid, Spain

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