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UST

Application Support Engineer Level 3 (Java + Kafka) – Hybrid Madrid

Madrid, Spain·Competitive·Hybrid·Mid · 3+ years·English: Required

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About the role

What are we looking for?
We are looking for a Level 3 Application Support Engineer with at least 3 years of experience in critical high-availability environments to join a project in the financial sector. The selected candidate must bring experience in JAVA and Kafka, and will participate in managing complex incidents, application monitoring, and continuous improvement of platforms based on distributed architectures.

What you'll do

  • Management of critical level 3 incidents and root cause analysis.
  • Support and maintenance of applications based on Java and microservices architectures.
  • Resolution of incidents related to Kafka, Kubernetes, Linux, and relational databases.
  • Collaboration with development, operations, and business teams to ensure platform stability.
  • Participation in deployments, validations, and reliability improvements.

Nice to have

Nice to have: React, experience in Fintech/Digital Banking environments, and CI/CD tools (GitLab, Jenkins).
Additionally, we are looking for people with an analytical mindset, a problem-solving orientation, and the ability to work in international environments.

What you'll get

  • 23 vacation days + December 24th and 31st off.
  • Benefits (health insurance, remote work, life and accident insurance).
  • Flexible compensation program (meals, childcare, transportation, online English, etc.).
  • Free access to training platforms.
  • Professional stability and career plan.
  • Referral program with incentives.
  • Option of 12 or 14 annual payments.
  • Work-life balance and flexibility measures.
  • Discounts at UST Club and gym.

How you'll work

Location: Madrid (hybrid: 3 days office / 2 remote)
English: C1 (Advanced)
On-call participation

Key requirements

Key requirements
We are looking for professionals with at least 3 years of experience in L3 Application Support, Site Reliability Engineering (SRE), or Software Engineering roles within high-availability environments.

Mandatory technologies:

  • Java and Spring Boot
  • Kafka
  • SQL and relational databases
  • Kubernetes
  • Linux
  • Microservices and REST APIs

Additional information

If you want to know more, apply and we will get in touch with you!

Commitment to diversity: At UST, we promote equal opportunities and do not discriminate based on race, gender, disability, age, religion, sexual orientation, or nationality. We have a special commitment to inclusion and encourage the hiring of people with disabilities.

This job was automatically translated to English, .

About the company

UST

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Technology

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International company
30000 employees
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