Siemens is a global technology powerhouse that focuses on industry, infrastructure, transport, and healthcare. As one of the world's largest industrial manufacturing companies, it operates on a massive scale, providing innovative solutions for resource-efficient factories, resilient supply chains, and smarter buildings and grids.

In Spain, Siemens maintains a robust presence with major operations centered in Madrid and Barcelona. The company is a significant employer for international professionals, particularly within its Global Business Services (GBS) and specialized IT hubs. Many roles in Spain are designed to support international markets, frequently requiring proficiency in languages such as English, Italian, or French, making it an ideal destination for multilingual expats.

Founded in 1847 in Berlin by Werner von Siemens and Johann Georg Halske, the company began as a telegraph construction firm. Over nearly two centuries, it has grown into a global leader in electronics and electrical engineering.

For international professionals

Operates a major Global Business Services (GBS) hub in Spain that supports international operations.
Frequently recruits for multilingual roles requiring English, Italian, French, or German.
Strong focus on digital innovation with numerous openings for AI, Cybersecurity, and Software Engineering in Madrid and Barcelona.
Offers structured trainee and internship programs suitable for international graduates and PhD students.
Provides a multicultural work environment with a high degree of internal mobility across global offices.

Go Developer (m/f/d)

Siemens

Requirements

University degree in informatics, computer science or similar degree and experience in web- or backend development.
Experience with Java, Go, Kotlin or Rust, JavaScript.
Experience with SaaS applications, experience with microservice architecture is a plus.
Knowledge of AWS.
Experience with the build / deployment pipeline.
Passionate about the following concepts: serverless, monitoring, secure development, high performance and high availability.
Experience with JIRA, Confluence is a plus.
Good communication skills in English valuable other languages.

Skills in Artificial Intelligence (AI)
Familiarity with generative AI tools (e.g. ChatGPT, Copilot, Gemini) applied to productivity and data analysis, preferably in:
Practical day-to-day application: using AI to draft and review texts, generate ideas, structure presentations, automate repetitive tasks, and synthesize large volumes of information.
AI-assisted data analysis: using tools with integrated AI to interpret dashboards, generate insights, and support data-driven decision-making.
Critical interaction with AI systems: knowing how to formulate instructions (prompts), assess the quality of generated responses, and apply critical thinking to validate and adapt results to the project context.

Original Advert

Field of work

Research & Development

Company

SIEMENS MOBILITY, UNIPESSOAL LDA

Experience level

Experienced Professional

Work mode

Hybrid (Remote/Office)

Location(s)

Aveiro - Aveiro - Portugal

Siemens Mobility provides integrated Mobility solutions for urban, interurban and logistics for efficient transportation of passengers and goods.

Sqills, part of Siemens Mobility Business Unit Software, is a leading technology company focused on providing innovative solutions for the public transport industry. With a commitment to excellence, we are dedicated to improving the passenger experience and increasing the operational efficiency for our clients across the globe.

Sqills is building S3 Passenger, a cutting-edge platform for the public transport industry. The platform offers a wide range of features and capabilities to improve the passenger experience and increase operational efficiency for our customers.

Siemens Mobility is operating a Software Development Center in Aveiro, targeting Intelligent Solutions for the future of Mobility. We want you to join our team in the capacity of: Go Developer (m/f/d).

Your Role:

Be part of one of the Agile DevOps teams. Teams consist of combination of Developers, Testers and Product Owner. As a team, you are responsible for the complete development and management cycle.
Work on (backend) microservices in the AWS Cloud. Because you work with software that handles hundreds of requests per second (high performance), your work continues to be challenging.
Some of the things you are responsible for are include: Designing and implementing microservices for S3 Passenger & Translating functionalities into software solutions and bridging the gap between desired functionality and technical solution;
You will closely work with our dynamic and agile IMS teams from HaCon and eos.uptrade. Occasional business travel to the Netherlands and/or other locations may be required.

Your Profile:

University degree in informatics, computer science or similar degree and experience in web- or backend development.
Experience with Java, Go, Kotlin or Rust, JavaScript.
Experience with SaaS applications, experience with microservice architecture is a plus.
Knowledge of AWS.
Experience with the build / deployment pipeline.
Passionate about the following concepts: serverless, monitoring, secure development, high performance and high availability.
Experience with JIRA, Confluence is a plus.
Good communication skills in English valuable other languages.

Skills in Artificial Intelligence (AI)

Familiarity with generative AI tools (e.g. ChatGPT, Copilot, Gemini) applied to productivity and data analysis, preferably in:

Practical day-to-day application: using AI to draft and review texts, generate ideas, structure presentations, automate repetitive tasks, and synthesize large volumes of information.
AI-assisted data analysis: using tools with integrated AI to interpret dashboards, generate insights, and support data-driven decision-making.
Critical interaction with AI systems: knowing how to formulate instructions (prompts), assess the quality of generated responses, and apply critical thinking to validate and adapt results to the project context.

What you can expect from us:

A flexible working model to promote a better work-life balance, a health insurance and access to our on-site medical center. 2 volunteering days a year and 4 additional bridge days per year. In addition, you'll have access to exclusive discounts on Siemens and Bosch brands, and access to Siemens Learning Platforms that allow for internal online courses, as well as external platforms such as Coursera, Udemy, and LinkedIn Learning.

If this sounds exciting to you, then send us your application - in English - and we will get back to you!