UST España & Latam

Senior Node.js Developer

Posted: Oct 30, 2025

Job Description

We’re still looking for talent… and we’d love for you to join our team!For more than 25 years, UST has partnered with the world’s leading companies to create real impact through business transformation. Driven by technology, inspired by people, and guided by purpose, UST supports its clients from design to implementation. Together, with more than 30,000 employees across 30 countries, we build to create unlimited impact — reaching billions of lives in the process.Project/Team Description:The Senior Software Engineer will join an agile development team focused on cutting-edge internal actuarial solutions.Key aspects of the role include:- **Multi-Application Support**:- Primary application: On-premise, heavy backend oriented application currently undergoing cloud migration- Secondary application: AWS cloud migration inprogress- **High level Technology Stack**:- Cloud application: Node.js backend, C# engine, AWS, React.js frontend,- On-premise application: C# and .NET framework- **Development Environment**:- Agile methodology with Scrum practices- AWS cloud infrastructure- Emphasis on collaboration, autonomy, and independent problem-solving- **Team Culture**:- Highly collaborative and innovative- Values self-motivation and proactive contributions- Encourages continuous learning and skill developmentThis role offers an exciting opportunity to work with modern technologies while contributing to critical actuarial systems in a dynamic, cloud-focused environment.Job Description:Join our dynamic team developing cutting-edge internal actuarial solutions on a cloud platform. As a Senior Software Engineer, you will:Key Responsibilities:1. Create API-based web applications from concept to production, emphasizing cloud-first architecture2. Tackle complex technical challenges, providing innovative solutions in ambiguous situations.3. Work closely with product stakeholders and development team, effectively communicating technical concepts.4. Design, develop, test, and deploy API-based systems using industry-leading practices.5. Ensure high-quality, well-tested code and seek continuous improvements6. Mentor team members and make critical technical decisionsRequired Skills:1. Strong knowledge of modern programming languages, frameworks, and cloud deployment methodologies.2. Experience with API development and cloud-based architectures.3. Excellent problem-solving and communication skills.4. Ability to work independently and manage tasks without direct supervisionAdditional Responsibilities:1. Support legacy systems during transition to new platforms2. Contribute to team growth through mentoring and knowledge sharing3. Adapt to evolving project needs and take on additional duties as requiredThis role offers an exciting opportunity to drive innovation in actuarial technology while working with state-of-the-art cloud solutions.Job Requirements:1. 8+ years of software development experience2. Proficiency in multiple tools of the full stack covering frontend frameworks, databases, and deployments.3. Experience with a variety of general programming languages4. Experience with Test-Driven Development.5. Experience with a variety of database technologies.6. Demonstrated ability to quickly learn new technologies7. Advanced ability to solve complex problems, drawing upon creativity, experience, and multiple sources of information8. Advanced communication skills, including the ability to communicate complex information in straightforward mannerTechnical Requirements:· Must-Haveo Node.jso AWS (Amazon Web Services, Step Functions, AWS Batch, Lambdas, ECS, API Gateway).o Terraform, Jenkins/Github Actions.o SQL Relational/NoSQL databaseo Docker/Linux Containers and Container orchestration (e.g. ECS/Fargate)o React or Data Engineering· Nice to haveo DBT/Qlik Replicationo Snowflakeo C#o dotNet (Core and Framework)o Angularo Groovyo Pythono Shell Scripting· Soft skills:o Strong communication and collaborationo Fluency in english, both written and verbalo Courage and candor to challenge status quoo Open to learn new technologies and methodologieso Strong sense of ownership and accountabilityo Brings and cultivates Innovative ideas across the team· Preferred:o Insurance and/or reinsurance industry knowledgeo Advanced knowledge of the Software Development Life Cycleo Professional CertificationsAt UST, we are committed to equal opportunity in our selection processes and do not discriminate on the basis of race, gender, disability, age, religion, sexual orientation, or nationality.If you’d like to learn more, don’t hesitate to apply — we’ll get in touch with you to share more details about the position.We’re looking forward to hearing from you!

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