Senior Java Engineer

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

More in detail, UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work , with over 35,000 employees worldwide and a presence in more than 35 countries . We are leaders in digital technology services, delivering large-scale technological solutions to some of the world's leading companies.

We are currently looking for a Senior Software Engineer (Java & Spring) who enjoys building scalable, cloud-native applications while working in a collaborative Agile and DevOps environment to join one of our strategic international projects within the banking sector .

Hybrid model: Attendance at the client's offices in central Madrid 3 days per week is required.

• Collaborate within cross-functional Agile teams following a DevOps-centric delivery model.
• Design, develop, test, deploy, release, and monitor business-critical applications.
• Participate actively in code reviews and champion software quality best practices.
• Work closely with business and technical stakeholders to understand requirements and deliver valuable solutions.
• Partner with Solution Architects to design scalable and maintainable software aligned with enterprise architecture guidelines.
• Develop and maintain RESTful APIs and service-oriented solutions.
• Implement automated testing strategies using TDD and BDD practices.
• Deploy and manage applications in Kubernetes-based environments.
• Support CI/CD pipelines and continuous delivery initiatives.

• Strong experience in Java development and Spring Boot .
• Solid understanding of Service-Oriented Architecture (SOA) and RESTful APIs.
• Experience working with Oracle SQL databases.
• Hands‑on experience with Kubernetes , Docker , and Helm .
• Knowledge of cloud‑native application deployment and management, preferably in Azure environments.
• Experience with GitLab , Jenkins , and CI/CD practices.
• Strong understanding of DevOps principles and automated testing.
• Proven experience working with Test‑Driven Development (TDD) and/or Behavior‑Driven Development (BDD) .
• Experience participating in Agile software development teams.
• Excellent communication skills and a collaborative mindset.
• Bachelor's or Master's degree in Computer Science or a related field, or equivalent professional experience.
• C1 English level .

• Experience with Kafka and event‑driven architectures.
• Knowledge of Avro serialization.
• Experience working with OpenAPI specifications.
• Familiarity with UML modeling techniques.
• Experience within financial services or banking environments .
• Passion for software craftsmanship, engineering best practices, and continuous improvement.

• 23 days of Annual Leave plus the 24th and 31st of December as discretionary days
• Numerous benefits (Health Care Plan, Internet Connectivity, Life and Accident Insurances).
• Flexible Compensation Program (Meals, Nursery, Transport, Online English Lessons, Health Care Plan, and more).
• Free access to several training platforms.
• Professional stability and career development plans.
• UST also compensates referrals, allowing you to benefit when you recommend professionals.
• The option to choose between 12 or 14 salary payments per year.
• Real Work-Life Balance measures (flexibility, hybrid/remote work policies, intensive working hours during summer, and more).
• UST Club Platform discounts and gym access discounts.

At UST , we are committed to equal opportunities throughout 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 , and we actively encourage applications from candidates with a disability certificate