More in details, UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work company with over 35.000 employees all over the world and presence in more than 35 countries. We are leaders on digital technology services, and we provide large-scale technologic solutions to big companies.¿We are currently looking for a L3 Support Engineer with experience with .NET and SQL to join a strategic banking project based in Madrid, Spain. Required to go to the client's offices in central Madrid 3 days a week.

High english level is required. Act as the L3 escalation point for critical production incidents, driving resolution through log analysis, code debugging, and telemetry. Perform root cause analysis (RCA) for complex outages, working with core development teams to implement long-term fixes.

Maintain database integrity and debug performance issues using complex SQL queries. Participate in release management, operational readiness reviews, and deployment processes in Kubernetes clusters. Join the team's rotating 24/7 on-call duty schedule to support mission-critical applications. 3+ years of hands-on experience in L3 Application Support, Site Reliability, or Software Engineering in high-availability environments.

English C1Strong backend troubleshooting skills with .NET and C# Solid experience with distributed architectures:



REST APIs, Microservices, MQ and Kafka (event handling/topics debugging).Deep working knowledge of MSSQL and relational databases for data analysis and troubleshooting. Other databases technologies are a plus. Proficient with Kubernetes, Windows, and Linux environments.

Proven ability to participate in an on-call rota (including evening/weekend coverage as scheduled).Hands on experience using Dynatrace and Splunk. Grafana is a nice to have. Familiarity with frontend frameworks, specifically React, to assist in end-to-end user issue tracing.

Prior experience in Fintech, Digital Banking, and investment product. Exposure to CI/CD pipelines (GitLab, Jenkins). Numerous benefits (Heath Care Plan, Internet Connectivity, Life and Accident Insurances).

- `Retribución Versátil ́ Program: (Meals, Kinder Garden, Transport, online English lessons, Heath Care Plan...)- Free access to several training platforms- Professional stability and career plans- UST also, compensates referrals from which you could benefit when you refer professionals.
- Real Work Life Balance measures (flexibility, WFH or remote work policy, compacted hours during summertime...)- xqziphu Hay opciones de teletrabajo/trabajo desde casa disponibles para este puesto.

📌 Support Engineer (.NET, SQL)- Hybrid Madrid
🏢 UST España u0026 Latam
📍 Madrid