Senior Software Engineer
Barcelona, Spain
- Date de publication
- 11/06/2026
- ID de l'offre
- 15551
- Niveau d'expérience
- Experienced Hire
- Catégorie d'emploi
- Technology, Engineering & AI
- Software Engineering
- Secteur d'activité
- DC&I
At Moody's, we unite the brightest minds to turn today’s risks into tomorrow’s opportunities. We do this by striving to create an inclusive environment where everyone feels welcome to be who they are—with the freedom to exchange ideas, think innovatively, and listen to each other and customers in meaningful ways. Moody’s is transforming how the world sees risk. As a global leader in ratings and integrated risk assessment, we’re advancing AI to move from insight to action—enabling intelligence that not only understands complexity but responds to it. We decode risk to unlock opportunity, helping our clients navigate uncertainty with clarity, speed, and confidence.
If you are excited about this opportunity but do not meet every single requirement, please apply! You still may be a great fit for this role or other open roles. We are seeking candidates who model our values: invest in every relationship, lead with curiosity, champion diverse perspectives, turn inputs into actions, and uphold trust through integrity.
- 5+ years of web software development experience with full understanding of end-to-end development lifecycle
- Strong experience in Python or TypeScript with frameworks such as FastAPI or Node.js for scalable application development
- Experience designing and working with relational and NoSQL databases, including PostgreSQL and MongoDB
- Proven experience building microservices and event-driven architectures in cloud-native or serverless environments
- Strong knowledge of software design patterns, SOLID principles, CQRS, and hexagonal architecture to support scalable solutions
- Experience working in agile environments with strong communication and collaboration skills across engineering and cross-functional, innovative teams
- Deep expertise in artificial intelligence, with a track record of implementing advanced AI solutions to drive strategic transformation and operational efficiency. Strong experience using AI tools to lead innovation initiatives. Demonstrated leadership in managing AI-related risks, ensuring ethical governance, and fostering a culture of responsible AI adoption across the organization
- Experience working with large-scale or high-volume data environments
- Experience working within AWS ecosystem including Lambda, ECS, S3, DynamoDB or similar cloud services
- Experience designing, building, and monitoring AI-enabled architectures in cloud environments, such as managed AI services (e.g., Amazon Bedrock), vector databases, or agent-based workflows, including testing, observability, cost management, and guardrails
- Demonstrated ability to identify technical problems where AI can add value and to deliver AI-powered solutions that address them
- Familiarity with emerging AI standards, governance frameworks, and regulations relevant to financial services and data-driven products
- Bachelor's or Master's degree in Computer Science, Mathematics, Engineering, or a related field
- Design and build serverless microservices using Python, TypeScript and modern front-end frameworks to support scalable systems
- Collaborate on the integration of AI and GenAI solutions across full-stack architecture to enhance product capabilities
- Own the delivery of AI-powered features from prototype to production, including evaluation, monitoring, and guardrails that ensure reliable and responsible AI behavior
- Work with cross-functional teams to design, develop, and deploy cloud-native applications aligned with business needs
- Architect and maintain scalable cloud-native solutions for content delivery platforms with high availability requirements
- Lead and contribute to code reviews, technical workshops, and internal documentation to support engineering excellence
- Champion the adoption of AI tools and best practices across the engineering team, and contribute to AI governance and risk management standards
- Solve complex technical challenges using modern development practices, and drive continuous improvement of engineering and architecture standards across the team
Moody’s is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected veteran status, sexual orientation, gender expression, gender identity or any other characteristic protected by law.
Candidates for Moody's Corporation may be asked to disclose securities holdings pursuant to Moody’s Policy for Securities Trading and the requirements of the position. Employment is contingent upon compliance with the Policy, including remediation of positions in those holdings as necessary.
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