Siemens C++ Software Engineer - Critical Railway Systems Research & Development Company SIEMENS MOBILITY, S.L.Full-time Hybrid (Remote/Office) Permanent Code the technology that safely moves millions of people every day.For over 160 years, Siemens Mobility has been a global leader, innovating transportation solutions that move the world. We lead the way in Rolling Stock, Rail Automation & Electrification, Turnkey Systems, Intelligent Traffic Systems, and comprehensive Related Services. Join us in transforming Mobility Management, Turnkey Projects, Electrification, Mainline & Urban Transport, and Customer Services.

Your mission in our team Joining our Rail Signalling team, you will develop highly secure C++ software for critical railway control systems. Your code will directly impact the safety, reliability, and efficiency of integral transit networks, shaping the future of mobility.You’ll make a difference byDeveloping and evolving C++ software components applying best engineering practices for SIL4 safety-critical systems.Driving the complete software lifecycle: from specification, design, and coding to integration, validation, and customer support.Exploring and implementing AI-based solutions to automate tasks, optimize testing, and boost engineering capabilities.Collaborating with international, multidisciplinary teams on high-impact technological projects for leading railway operators.Progressively taking on facilitation responsibilities within your Agile team, helping to remove impediments and foster collaboration.Your success is grounded inA Degree in Software Engineering, Computer Science, Telecommunications, Industrial Engineering,



or a related field.Solid experience or strong knowledge in C++ programming within demanding technical environments.A strong foundation in object-oriented programming, software architecture, and robust solution design.Fluency in both English and Spanish to collaborate effectively with distributed global teams.A collaborative mindset, technical curiosity, and a genuine motivation to develop software with a real social impact.You’ll thrive even more if you also bringFamiliarity with CENELEC EN50128 / EN50716 software life cycle standards and railway signaling systems.Experience or strong interest in Agile methodologies, with the motivation to evolve into a Scrum Master role.What you can expect when joining You will be part of a team driving digital innovation, sustainability, and positive social impact through customer-oriented solutions.We welcome the opportunity to discuss flexibility requirements with our applicants to encourage agile working and innovation. We combine remote and presence work because work-life balance and wellbeing are essential for our teams.

We are convinced that stay at home allow us to focus on activities that need more time for concentration and being at the office enhance our creativity collaborating and learning from others.Siemens aboga por la igualdad de oportunidades entre mujeres y hombres, así como en la Diversidad como fuente de creatividad e innovación. Por ello, valoramos a las candidatas y a los candidatos que reflejen la Diversidad que disfrutamos en nuestra Compañía y animamos la cobertura de puestos por mujeres y hombres en ocupaciones que se encuentren subrepresentadas.#

📌 C++ Software Engineer - Critical Railway Systems (Tres Cantos)
🏢 Siemens
📍 Tres Cantos