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

What we look for?
We are looking for a

Senior Backend Spark Developer

responsible for the design, development, and optimization of data processing solutions within the Client Contribution platform. You will play a key role in building scalable and high-performance Big Data pipelines while collaborating across multiple teams.

High English level is required.

Lead technical decisions and contribute to architecture design

Develop, maintain, and optimize Big Data pipelines

Ensure performance, scalability, and reliability of solutions

Troubleshoot and resolve complex technical issues





Collaborate with functional and technical teams across multiple workstreams

Mentor and support other team members, fostering knowledge sharing

Minimum 5 years of experience with Apache Spark (Scala or Python)

Strong experience with Apache Spark (must-have)

Proficiency in Scala or Python

Solid SQL knowledge and data modelling skills

Experience with Azure Databricks and Hive

Experience working in CI/CD and DevOps environments (Git, GitHub, Sonar, Nexus)

Agile mindset and experience working in Agile environments

Strong analytical skills and proactive attitude

English level B2+ (minimum) and Spanish (at least C1+)

Nice to have:

Experience with orchestration tools (Control-M, Airflow or similar)

Knowledge of Hadoop ecosystem

Interest or experience in AI technologies applied to data engineering, analytics, or automation

Experience with AI-assisted development tools or contributing to AI-driven data platforms

What can we offer?

23 days of Annual Lea

📌 Senior Backend Spark Developer (Madrid)
🏢 UST España & Latam
📍 Madrid