Job Summary: We are seeking a Software Development Engineer to design and develop the next generation of urban CBTC signaling systems at CAF Signalling, as part of an innovative team. Key Highlights: 1. Participate in the design of urban CBTC signaling systems. 2. Work with cutting-edge technology in railway mobility. 3. Collaborative work environment and genuine work-life balance. At CAF Signalling, we connect people safely, quickly, and comfortably to promote sustainable mobility at any distance. If you are passionate about innovation, motivated by working in international environments, and want your work to make a real impact on people, society, and the environment, this opportunity could be your next big step. At CAF Signalling—the technological subsidiary of the CAF Group—we drive the future of mobility by developing advanced solutions for rail transport. We create systems that guarantee safe train operations, automatic train operation technologies, and intelligent tools that optimize transportation efficiency worldwide. Join a team that combines cutting-edge engineering, a global vision, and a clear purpose: transforming mobility to make it safer, more sustainable, and better connected. **About the Position** At our Amorebieta office, we are looking to hire a professional for the Solution Development department to participate in designing the next generation of urban CBTC signaling systems. **Your responsibilities will include:** Requirements management Software design specification Software development Unit testing Laboratory testing Associated tasks: configuration management with Git, task management with JIRA, etc. **Essential Requirements** University degree in Engineering (Telecommunications, Industrial, Organization, Civil or similar). High level of English (C1), both spoken and written. Minimum 3 years of experience in a similar role within the railway industry or industries with similar characteristics (mission-critical: aerospace, automotive, energy, etc.). Strong expertise in embedded software development in C/C++. Knowledge of distributed systems development and communication protocols. Proficiency in tools and methodologies supporting the entire software development and maintenance lifecycle. Languages are really important! You communicate naturally in English, both in writing and speaking (B2). **What You’ll Find at CAF Signalling** A close-knit and collaborative work environment. We care about your onboarding from day one—we want you to feel part of the team and integrate naturally and quickly. Cutting-edge technology. You will join a company developing state-of-the-art solutions in transport and mobility. You’ll have direct exposure to innovations transforming the global railway sector. Genuine work-life balance. We champion flexibility: hybrid remote work model, flexible hours, and shortened workdays every Friday year-round and throughout summer. We want your professional and personal life to fit together seamlessly. Comprehensive benefits package. You’ll enjoy meal vouchers, remote-work support, and a complete flexible compensation plan (languages, private health insurance, childcare, etc.). You choose how to enhance your wellbeing. Continuous professional growth. As a growing company, you’ll join high-value international projects. You’ll collaborate with diverse clients, partners, and teams driving your development. We also encourage training to help you progress toward your goals. Stability and future. You’ll join a solid corporate group with over 100 years of history and a clear vision for the future of sustainable mobility. **How Will the Process Work?** Initial conversation: A brief call to get to know you and explain the position. First interview: In-person meeting with the technical manager and HR to discuss responsibilities and address questions. Second interview: More practical, to get to know each other better. Final decision: We’ll inform you as soon as possible. **/** **Apply Now**