Job Summary: We are looking for a .NET Core AP Developer to analyze requirements, design, develop, and test components of existing solutions within the Banking unit. Key Highlights: 1. Opportunity for professional development and continuous training. 2. Collaborative work environment and a "Great Place to Work" team. 3. Active participation in the software development lifecycle. **Company Description** Because working at Sopra Steria is also about feeling **Sopra Steria**. We are a recognized European leader in consulting, digital services, and software development, with nearly 56,000 employees across almost 30 countries and over 4,000 in Spain. We focus on people—on their training and professional development—which drives our constant growth and improvement. We are passionate about digital transformation, and just like you, we seek the greatest adventure. We want your everyday experience to become your greatest source of inspiration—to learn, contribute, have fun, grow, and above all, enjoy yourself to the fullest. If you want to join a "**Great Place to Work**" team, keep reading! **Job Description** **What challenge do we propose?** We have an opportunity to work with a client from our Banking unit. We are seeking .NET Core AP Developers with advanced English proficiency. Location: Paseo de los Melancólicos; hybrid work model. **Requirements** **What are we looking for?** We seek to hire a Developer with experience in: * .NET Core, C#, SOAP / REST (WSDL, OpenAPI), HTML/CSS/JavaScript; Unit Tests / BDD * CI/CD (Jenkins/GitFlow); Application Monitoring / Profiling; Oracle SQL; Authentication / Authorization (JWT, SAML) * Entity Framework; Refactoring; Message Queues (IBM MQ / Kafka); Docker & Kubernetes (a plus) * Splunk **Responsibilities** The main mission will be to analyze requirements and develop/modify components within existing solutions. Specifically, you will be responsible for the following tasks: * Participation in Scrum ceremonies (daily stand-ups, sprint planning, sprint reviews, etc.). * Translation of user requirements and formalization into technical specifications. * Design and development of features. * Unit testing. * Cybersecurity testing. * Documentation technology. * Performance review of deliverables. * End-to-end (E2E) testing. * Maintenance and Near Real-Time (NRT) testing. * Delivery. * Participation in various activities to address application obsolescence. **Additional Information** **What do we offer you?** * Indefinite contract and full-time schedule. * 23 vacation days. * Continuous training: technical, transversal, and language skills. Access to certifications, training from leading technology partners, online platforms, and much more! * Life and accident insurance. * Option to enroll in our flexible compensation plan (health insurance, childcare vouchers, transportation, meal vouchers, and training). * Access to Privilege Club, offering attractive discounts from top brands. * Personalized and detailed onboarding. We support you every step of the way so you feel \#soprano from day one. * Office with dedicated leisure spaces—work and fun combined! * Camaraderie and a positive atmosphere—we value the power of unity. And most importantly… You’ll have the opportunity to develop your professional career with us: Together, we’ll create a personalized career plan. You’ll receive training, set goals, and undergo regular follow-up to ensure we achieve them together. We listen to your priorities and advocate for them. Your voice matters here! Join us and be part of something greater! **The world is how we shape it** We commit to respecting diversity by fostering an inclusive workplace and implementing policies that promote inclusion and social and cultural respect regarding gender, age, ability, sexual orientation, and religion—with equal opportunities.