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Medium BackEnd Developer - Hybrid Malaga

UST Global

Location not specified Remote

Posted: December 23, 2025

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Job Description

1 Opening
Madrid

Role description

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 seeking a Medium BackEnd Developer to participate in the Regulatory and Compliance technology team of a client from the banking sector.

High english level is required.

It is necessary to visit the client's offices in Malaga 3 days a week.

Key Responsibilities:

Design, develop, and maintain scalable backend solutions using Java 8/11, applying strong knowledge of Java Core, Spring Boot, Spring Batch, and Spring Cloud Stream.
Build and support microservices-based architectures, ensuring high availability, performance, and maintainability.
Develop and integrate REST, SOAP, and OpenAPI-based APIs, following software design patterns and best practices.
Implement event-driven architectures using Kafka to enable asynchronous communication between services.
Write and execute unit and integration tests using JUnit, Mockito, and API testing tools such as Postman.
Work with relational and non-relational databases, including Oracle, PostgreSQL, and Redis, ensuring data consistency and performance optimization.
Manage CI/CD pipelines using Git, GitHub, Jenkins, and SonarQube, ensuring code quality and automated deployments.
Deploy and maintain applications on application servers and container platforms, including WebSphere and OpenShift.
Collaborate with cross-functional teams in an Agile environment, contributing to design discussions and technical decision-making.
Ensure compliance with security, performance, and coding standards across all development activities.
Communicate effectively with international stakeholders in fluent English.

Mandatory requirements:

Bachelor’s degree or higher in Computer Science, Engineering or related field.
Java (8 and 11, deep understanding of java core) with Spring boot and Spring Batch and Spring Cloud Stream.
Framework testing: Junit, Mockito, Postman
BBDD: Oracle, PostgreSQL, Redis
Continuous Integration: Git, GitHub, Jenkins, SonarQube
Web applications Servers/containers: Websphere and Openshift,
Fluent English (B2, C1)
Microservices
APIs (REST & SOAP & Open API; software design patterns)
Kafka (Event Driven Architecture)

Desirable requirements:

Python language
Control-m Tool
Knowledge in cloud public (Azure, AWS,..)
Fluent Spanish (native or B2, C1)
Reactive programming
Knowledge in financial products and Confirming core

¿What can we offer?

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

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!

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

Java, SpringBoot, Spring Batch, Spring Cloud, JUnit, Mockito, Postman, Oracle, PostgreSQL, Redis, Git, GitHub, Jenkins, SonarQube, GitHub Actiosn, WebSphere, OpenShift, APIs (REST & SOAP & Open API), Kafka Inglés (B2/C1), Python language, Control-m Tool, Knowledge in cloud public (Azure, AWS,..) Fluent Spanish (native or B2, C1), Reactive programming, Knowledge in financial products and Confirming core

About UST
UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the world’s best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation. With deep domain expertise and a future-proof philosophy, UST embeds innovation and agility into their clients’ organizations. With over 30,000 employees in 30 countries, UST builds for boundless impact—touching billions of lives in the process.

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