At Sener, we are seeking to incorporate a Front-End Software Engineer into our team at our Madrid (Tres Cantos) office. We are an engineering company pioneering the design of satellite technology and equipment for space exploration. In the Defense sector, we undertake the design and production of equipment and systems, including unmanned systems. Our passion for precision has positioned us as trusted collaborators of leading space agencies, government bodies, and enterprises. **Your responsibilities:** Within the Defense domain, you will be responsible for developing software interfaces for complex information systems as part of a young and dynamic team, carrying out the following tasks: * Development of MODERN desktop interfaces using WPF and C#, following MVVM architecture * Development of user controls to display real-time signals **What we expect from you:** * Degree in Computer Engineering or Telecommunications Engineering * At least 5 years’ experience in the position offered. * Advanced level of English. * Experience implementing MODERN desktop interfaces using WPF and C# (adhering to MVVM architecture) * Experience developing user controls to display real-time signals (e.g., spectrograms, waterfall plots, digital communication diagrams, etc.) * Experience working with gRPC in C# to obtain data streams * Experience consuming REST APIs from desktop graphical interfaces * Knowledge of Python * Enjoy working collaboratively and possess a strong interest in learning Additional desirable qualifications: * Interest in RF technologies * Experience in concurrent software programming (preferably in C#) * Familiarity with socket usage (TCP/UDP) * Experience programming interfaces to control external equipment—both for issuing commands and for extracting any type of data stream. **What we offer you:** These are some of the benefits you’ll enjoy at Sener: * Join a multidisciplinary and highly qualified team working on technologically innovative projects at the international level. * Continue your professional development with us through a broad range of training opportunities (technical, soft skills, language courses, etc.). * Take care of your physical and emotional well-being through our wellness program: sports activities, workshops, medical services, physiotherapy, etc. * Optimize your salary via our flexible compensation plan (meal vouchers, private health insurance, childcare vouchers, etc.) and benefit from our life and accident insurance. * Flexibilize your way of working! We offer flexible hours, remote work policies, and coworking spaces. * Discount portal for employees and a dedicated onboarding program for our international staff. * We promote equal opportunities, diversity, and inclusion for all individuals and hold certification as a Family-Responsible Entity (EFRE). Additionally, through the Sener Foundation, we support initiatives that foster knowledge acquisition and contribute to socially responsible engineering development. If this profile resonates with you, we look forward to welcoming you aboard… At Sener, we aim to go as far as you aspire to go!