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Senior Java Developer (m/f/d)

ID de l'offre
506343
Publié depuis
13-Mai-2026
Organisation
Mobilité
Domaine d'activité
Recherche et développement
Entreprise
SIEMENS MOBILITY, UNIPESSOAL LDA
Niveau d'expérience
Expérimenté
Type de poste
Temps plein
Modalités de travail
Hybride (télétravail / présentiel)
Type de contrat
Contrat à durée indéterminée (CDI)
Lieu
  • Aveiro - Aveiro - Portugal
Siemens Mobility is a separately managed company of Siemens AG. Siemens Mobility provides integrated Mobility solutions for urban, interurban and logistics for efficient transportation of passengers and goods.
With digitalization, we enable Mobility operators worldwide to make trains and infrastructure intelligent. Our Software Business Unit creates and develops innovative high-quality software for trip and train planning as well as mobile ticketing and comprehensive Mobility as a Service (MaaS) solutions.
We share one common goal: improving the passenger experience with our combined power for the future of Mobility.

We are seeking a Senior Java Developer (m/f/d) to join our Software Engineering team!

Key Responsibilities
  • Collaborate on software used to find and book seats for major international travel brands like Eurostar, Renfe, and SNCF.
  • Optimize the processing of asynchronous requests for high-availability, high-performance components or to put extra effort in securing the processes as much as possible.
  • Improve development pipelines or helping analyze new feature requests.
  • Continuously refactoring code to improve its quality and performance.

We are looking for someone who has:
  • Experience working with mission‑critical Java microservices
  • Strong interest in refactoring and improving code quality
  • Team player who values collaboration, new perspectives, and knowledge sharing
  • Curiosity and motivation to learn new programming languages and technologies
  • Fluent in English with strong communication skills

Skills in Artificial Intelligence (AI)

We are also looking for professionals familiar with the use of generative AI tools (e.g. ChatGPT, Copilot, Gemini), capable of applying these technologies to increase efficiency, support data analysis, and improve the quality of deliverables in R&D and project contexts.

Desirable AI Requirements:
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.
Related Behavioral Competencies:
  • Technological curiosity and openness to continuous learning.
  • Critical thinking and adaptability to new digital tools.
  • Proactivity in identifying improvement opportunities using AI. 
What you can expect from us:
A flexible working model to promote a better work-life balance and a health insurance. 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!
At Siemens Mobility we believe physical barriers are not related to potential. Only the potential matters to us. We are dedicated to quality, equality and valuating diversity. Therefore, we encourage applications that reflect the diversity of the communities within which we work. 
We look forward to receiving your online application. Please ensure you finish the areas of the application form to the best of your ability as we will use the data to review your suitability to the role.

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