We are looking for the very Top Talent…and we would be delighted if you want to join us!
More in details, UST is a multinational company based in North America, certified as a Top Employer company with over 35.000 employees all over the world and presence in more than 30 countries. We are leaders in digital technology services, providing large-scale technological solutions to major companies.
What are we looking for? We are looking for an IT Service Owner (IT SO) with strong .NET engineering expertise to join our team and take part in the design, development, and testing of software modules within complex systems.
The idóneo candidate will combine deep technical knowledge with strong collaboration skills to innovate and deliver high-quality, scalable, and well-integrated software solutions, including participation in legacy modernization initiatives .
Working model: 3 days at client´s office, Sol area, next to the underground.
Design, develop, test, and maintain software modules ensuring optimal functionality and system integration
Participate in legacy modernization projects, including migration from .NET Framework to modern .NET platforms
Build and maintain web applications and RESTful APIs using ASP.NET Core
Develop and optimize data access layers using Entity Framework / EF Core
Work with SQL databases (SQL Server, PostgreSQL), including query optimization and troubleshooting
Collaborate with cross-functional teams to deliver scalable and high-quality solutions
Ensure smooth CI/CD processes, contributing to build, deployment, and release pipelines
Support applications in containerized environments (Docker;
Kubernetes as a plus)
Troubleshoot and resolve complex production issues, performing root cause analysis




Apply software engineering best practices, including clean architecture, testing, and code reviews
+6 years of experience in software engineering roles
Strong proficiency in C#, .NET Framework, and modern .NET (.NET Core / .NET 8+)
Hands‑on experience with ASP.NET Core and REST APIs
Solid experience with SQL databases (SQL Server, PostgreSQL or similar)
Experience using Entity Framework / EF Core
Knowledge of CI/CD pipelines and Docker containerization
Strong debugging and production troubleshooting skills
Good understanding of observability concepts (OpenTelemetry is a plus)
Experience with messaging systems (RabbitMQ, Kafka, Azure Service Bus) is a plus
Familiarity with identity and authorization systems (Active Directory) is a plus
Bachelor’s or Master’s degree in Computer Science or related field
Nice to have Experience with Helm
Knowledge of OpenAPI specifications
Experience with SQL (Oracle)
What can we offer? 23 days of Annual Leave plus the 24th and 31st of December as discretionary days
Numerous benefits (Health Care Plan, teleworking compensation, Life and Accident Insurance)
Flexible compensation plan (meals, transport, childcare, English lessons, healthcare…)
Free access to training platforms
Professional stability and career development plans
Choice between 12 or 14 salary payments
Work-life balance measures (flexibility, hybrid work, summer hours…)
Discounts on UST Club platform and gym Access
In UST we are committed to equal opportunities in our selection processes and do not discriminate based on race, gender, disability, age, religion, sexual orientation or nationality. We have a special commitment to Disability & Inclusion.
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📌 It Service Owner (Madrid)
🏢 UST España & Latam
📍 Madrid