**Introduction** In this role, you’ll work in one of our IBM Consulting Client Innovation Centers (Delivery Centers), where we deliver deep technical and industry expertise to a wide range of public and private sector clients the around world. Our delivery centers offer our clients locally based skills and technical expertise to drive innovation and adoption of new technology. A career in IBM Consulting embraces long-term relationships and close collaboration with clients across the globe. You’ll work with visionaries across multiple industries to improve the hybrid and AI journey for the most innovative and valuable companies in the world. Your ability to accelerate impact and make meaningful change for your clients is enabled by our strategic partner ecosystem and our robust technology platforms across the IBM portfolio; including IBM Software and Red Hat. Curiosity and a constant quest for knowledge serve as the foundation to success in IBM Consulting. In your role, you’ll be encouraged to challenge the norm, investigate ideas outside of your role, and come up with creative solutions resulting in ground breaking impact for a wide network of clients. Our culture of evolution and empathy centers on long-term career growth and development opportunities in an environment that embraces your unique skills and experience. **Your role and responsibilities** We are seeking a Senior Full-Stack Engineer to join our Defense and Intelligence team in Switzerland. In this role, you will lead the design and implementation of secure, scalable software systems that directly support national security missions. You will work at the intersection of advanced technology and real-world impact, collaborating with cross-functional teams to build mission-critical applications for government and defense stakeholders. This position is ideal for experienced engineers who thrive in complex, high-stakes environments and want to contribute their skills to meaningful public-sector challenges. What You'll Do: * Lead the development of secure web applications and internal tools across the full stack * Architect scalable backend services and design responsive frontend interfaces using modern frameworks * Own technical decisions and contribute to long-term technology strategy * Mentor junior engineers and foster a culture of technical excellence and continuous learning * Collaborate with analysts, domain experts, and external partners to align software solutions with mission needs * Participate in code reviews, system design discussions, and security audits * Ensure compliance with security and regulatory requirements specific to the defense sector What we offer: * Individual career path * Access to countless trainings and certification offerings * A knowledge sharing culture * An environment where you are actively contributing your ideas * The possibility to work in projects in one of the largest IT companies **Required technical and professional expertise** * Advanced degree (PhD or MSc) in Computer Science, Engineering, or a related field * 3+ years of experience in full-stack development, preferably in high-security or mission-critical domains * Proficiency in modern frameworks and technologies (e.g., Python, PyTorch, TensorFlow, Linux) * Strong understanding of systems architecture, REST APIs, database design, and cloud infrastructure * Demonstrated ability to lead technical projects from concept to deployment * Swiss citizenship and the ability to obtain a security clearance (mandatory) * Performed or is performing military service in the Swiss Armed Forces **Preferred technical and professional experience** * Experience working in defense, intelligence, or other regulated industries * Officer's school of the Swiss Armed Forces * Familiarity with secure coding practices and threat modeling * Knowledge of cloud platforms (e.g., Private Cloud, Azure, AWS) * Proficiency in German or French IBM is committed to creating a diverse environment and is proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, caste, genetics, pregnancy, disability, neurodivergence, age, veteran status, or other characteristics. IBM is also committed to compliance with all fair employment practices regarding citizenship and immigration status.