Senior Java Developer

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Team Overview

Our team designs and develops solutions that strengthen secure, reliable communication across telecommunication networks.

Our platforms are integrated into the ecosystem and technical infrastructure of mobile operators across Europe where our services process and analyze voice calls and messages to improve security and customer engagement for millions of end consumers.

In addition, our team provides fully managed Value-Added Services (VAS) solutions to multiple carriers.

This role reports into the Director Product and Technology at RealNetworks, a TransUnion company and will form part of a small team of strong but very capable tech team based in Salzburg, Austria.



Role Overview And Core Responsibilities

• Design and develop scalable, high-performance Java/Spring-based backend services  

• Build integrations with databases, internal systems, and external services  

• Collaborate with mobile (Android/iOS) and web (SPA) teams to deliver end-to-end solutions  

• Participate in architecture discussions, requirements gathering, and effort estimation  

• Write clean, maintainable code and contribute to code reviews and best practices 

• Work closely with QA and integration teams across Austria and Portugal to ensure high-quality delivery

Required Knowledge And Experiences

• Track record years of professional experience in Java backend development

• Strong experience with Spring / Spring Boot ecosystems

• Solid understanding of REST APIs, microservices, and database integration

• Experience working in collaborative, Agile environments

• Fluent English (written and spoken), strong problem-solving skills, attention to detail, proactive mindset, and strong team spirit

Required Technical Skills

• Java

• Spring / Spring Boot

• REST APIs (Representational State Transfer Application Programming Interfaces)

• Microservices and database integration

• Cloud platforms (AWS – Amazon Web Services), containerization (Docker), and CI/CD (Continuous Integration/Continuous Delivery) pipelines

The minimum salary for this position, according to the Austrian collective bargaining agreement, is EUR 3,954.00 per month for a full-time employment. Depending on professional experience and/or qualifications, your actual salary is intended to be significantly higher.

TransUnion Overview:

At TransUnion, we encourage and are committed to creating a real, positive impact and shared sense of purpose within our Workforce for Good, which empowers our people to grow, innovate and contribute to a better future for our communities and customers. We strive to build an environment where our associates are in the driver’s seat of their professional development— while having access to help along the way. We recognize that success comes when our associates thrive both professionally and personally; that’s why we prioritize work/life flexibility and offer resources for our teams across the globe to collaborate and drive excellence.

 

Be a part of our Workforce for Good – you’ll work with great people, pioneering products and cutting-edge technology.

TransUnion Job Title

Sr Engineer, Software Development