Senior Java Software Engineering (remote, Spain)

Role Description We are 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.

Main Tasks And Accountabilities Will Be Design, develop, and maintain backend services using Java and Spring Boot.

Work across multiple repositories in a complex application ecosystem.

Build and enhance event-driven architectures leveraging Kafka integrations.

Analyze, maintain, and improve legacy codebases while minimizing business impact.

Assess regression risks prior to implementation and define safe deployment and rollout strategies.

Contribute to system architecture decisions, code quality initiatives, and technical debt reduction.

Collaborate closely with Product Owners, QA teams, and engineers in cross-functional environments.

Support production environments through troubleshooting, monitoring, debugging, and incident resolution.

Ensure high standards of performance, reliability, and maintainability across backend services.

What do we expect from you? Mandatory Skills Advanced experience in Java (5+ years).

Advanced experience with Spring Boot (5+ years).

Strong knowledge of JPA (Java Persistence API) (5+ years).

Strong knowledge of JDBC (5+ years).

Solid experience designing and developing REST APIs (5+ years).

Professional proficiency in English (C1 level).

Preferred Skills Advanced experience with Apache Kafka and event-driven architectures (5+ years).

Experience working with OpenShift.

Knowledge of Amazon S3 REST APIs and object storage integrations.

Work Location Remote position (Spain).

Work Schedule Business hours.

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 Insurances).

`Retribución Flexible´ Program: (Meals, Kinder Garden, Transport, online English lessons, Health 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

If you would like to know more, don’t hesitate to apply and we’ll get in touch to fill you in detail. We are waiting for you!

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.

Skills Skills Java, OpenShift, Spring Boot, REST, JPA, JDBC, Apache Kafka, Amazon S3, Backend Development, Incident Management, Middleware