Application Support (.NET + SQL)

Hybrid in Madrid·Added today

UST

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Overview

Job details

Hybrid
Only from certain places, per the ad: “Required to go to the client's offices in central Madrid 3 days a week.”

Requirements

Have the right to work in Spain
UST doesn't mention sponsorship in the ad.
Work in English
English is required, per the ad.
Be near Madrid for hybrid days
No relocation package mentioned.
Have 3+ years of experience
Mid-level role.

The role

We are still looking for the very Top Talent...and we would be delighted if you were to join our team!

We are currently looking for aL3 Support Engineerwith experience with .NET and SQLto join a strategic banking project based inMadrid, Spain.

Required to go to the client's offices in central Madrid 3 days a week.

High english level is required.

What you'll do

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.
Coordinate and drive incident resolution efforts by quickly assessing issues, engaging the appropriate technical teams, and ensuring timely restoration of service.
Actively participate in live incident calls and maintain situational awareness until services are fully restored.
Monitor, troubleshoot, and optimize distributed microservices and event streams across production environments.
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.

Requirements

What we're looking for

3+ years of hands-on experience in L3 Application Support, Site Reliability, or Software Engineering in high-availability environments.
English C1
Strong 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.
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). Handling of Active Directory tasks.

Pay & benefits

What you'll get

- 23 days of Annual Leave plus the 24th and 31st of December as discretionary days!

- Numerous benefits (Heath Care Plan, Internet Connectivity, Life and Accident Insurances).

- `Retribución Flexible´ 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.

- The option to pick between 12 or 14 payments along the year.

- Real Work Life Balance measures (flexibility, WFH or remote work policy, compacted hours during summertime...)

- UST Club Platform discounts and gym Access discounts

Hiring process

3 steps3 interviews1–2 weeks in all

Learning about who you are
With recruitment team
Conversation about your background and experience; for some roles, a sense of your technical proficiency.
Understanding what makes you tick
What motivates you, your working style and personality, and whether you would thrive in UST and client team dynamics.
Final interview
With future peers, sometimes leadership or the client
Informal chat with your future peers about team fit; depending on the role, members of the leadership team or the client may join.

UST replies within 24 hours of the final interview.
Timing depends on everyone's availability.

Hiring process

If you would like to know more, do not hesitate to apply and we'll get in touch to fill you in details. UST is waiting for you!

About UST

UST is a global digital transformation and IT services company headquartered in Aliso Viejo, California, USA. With over 30,000 employees worldwide, UST partners with major corporations across industries such as banking, healthcare, retail, and manufacturing to deliver technology solutions, including cloud, data analytics, and application development. The company has a strong global footprint with delivery centers across North America, Europe, Asia, and Latin America.

In Spain, UST has a significant presence in Málaga, where it operates a technology and innovation hub. The Málaga office is a key delivery center for European clients, offering roles in software engineering, data, and digital services. UST is known for its collaborative culture and investment in employee development, making it an attractive option for international professionals seeking to work in Spain's growing tech ecosystem.

Industry: Technology
Founded: 1999
Employees: 30,000
Headquarters: Alameda, USA
In Spain: Málaga
Website: ust.com

Good to know if you are moving

UST's Málaga office is part of a growing tech hub in southern Spain, offering a Mediterranean lifestyle with lower cost of living compared to Madrid or Barcelona.
The company provides visa and relocation support for international hires, as part of its global mobility programs.
UST emphasizes continuous learning and offers certifications and training in cloud, data, and engineering.
Málaga has a growing international community and is well-connected by air to major European cities, making it easy for expats to travel.
UST has a diverse workforce with employees from many nationalities, and English is commonly used in the Málaga office.

In their own words

About the company & team

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.

Additional information

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, so we are interested in hiring people with disability certificate.

All open roles at UST