Senior .Net Software Developer

Description

Job Summary: We are seeking a Senior Backend Developer .NET to design and develop scalable backend solutions that drive digital transformation, modernize systems, and create new cloud-native solutions. Key Highlights: 1. Design and develop robust and scalable backend solutions 2. Participate in application modernization and cloud-native development 3. Work in agile, multidisciplinary teams with technical excellence **Why SoftwareOne?** *SoftwareOne and Crayon have come together to form a global, AI\-powered software and cloud solutions provider with a bold vision for the future. With a footprint in over 70 countries and a diverse team of 13,000\+ professionals, we offer unparalleled opportunities for talent to grow, make an impact, and shape the future of technology. At the heart of our business is our people. We empower our teams to work across borders, innovate fearlessly, and continuously develop their skills through world\-class learning and development programs. Whether you're passionate about cloud, software, data, AI, or building meaningful client relationships, you’ll find a place to thrive here. Join us and be part of a purpose\-driven culture where your ideas matter, your growth is supported, and your career can go global.* **The role** Would you like to design scalable backend systems that drive true digital transformation? Do you enjoy modernizing legacy applications and building new cloud solutions from scratch? Are you motivated by clean code, technical excellence, and genuine collaboration? Location: Santiago, León, Spain \| Work Mode: Hybrid \| Visa Requirements: Valid work permit for Spain or Spanish citizenship \| Languages: Spanish \+ Intermediate\-Advanced English required. **Role Introduction** As our new Senior Backend Developer .NET, you will design and develop robust and scalable backend solutions supporting digital transformation projects across various industries. You will play a key role both in modernizing existing systems and in developing new cloud\-native solutions. You will collaborate closely with architecture, frontend, DevOps, and business stakeholders, contributing to technical decisions and ensuring maintainable, high\-quality solutions with real business impact. **Key Responsibilities** * Design and implement scalable backend services using current .NET technologies * Participate in legacy application modernization projects and greenfield cloud development * Develop and maintain REST APIs and distributed architectures * Apply SOLID principles, Clean Code, and test\-driven development practices * Contribute to architectural decisions and continuous technical improvements * Ensure code quality through automated testing and continuous integration * Collaborate within agile, multidisciplinary teams to deliver high\-value solutions **What we need to see from you** * Required: + Solid experience with .NET Core and .NET Framework + In\-depth knowledge of backend architecture and REST API development + Experience with SQL and NoSQL databases + Practical mastery of SOLID principles, Clean Code, and testing + Experience with Git\-based workflows and collaborative tools + Good communication skills in English Valuable: + Knowledge of Domain\-Driven Design (DDD) and event\-driven architectures + Experience working in cloud environments and CI/CD pipelines **What we offer** + Flat organizational structure where ideas count + Participation in real digital transformation projects + Collaborative, innovation\-oriented culture + Continuous learning and professional growth opportunities + Flexible work model with hybrid arrangement + A team committed to technical excellence and quality **Job Function** Services **Accommodations** *SoftwareOne welcomes applicants from all backgrounds and abilities to apply. If you require reasonable adjustments at any point during the recruitment process, email us at* *reasonable.accommodations@softwareone.com**.**Please include the role for which you are applying and your country location. Someone from our organization that is not part of the decision\-making process will be in touch to discuss your specific needs and we will make every effort to accommodate you. Any information shared will be stored securely and treated in the strictest of confidence in line with GDPR.* *At SoftwareOne, we are committed to providing an environment of mutual respect where equal employment opportunities are available to all applicants and teammates without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. Additionally, we encourage experienced individuals that have taken an intentional career break and are now prepared to return to work to explore our* *SOAR program.*