Do you want to work in a highly dynamic environment and build reliable, scalable backend systems? Are you passionate about Java, distributed systems, and event-driven architectures? Then our Backend Engineering Team wants to hear from you.
We are an agile and collaborative team responsible for designing and operating core backend services that power our platform in the Post Trading area of the SIX Swiss Exchange. Our goal is to build & maintain robust, scalable, and maintainable systems that support critical business processes.
In this position, you will work closely with software engineers, architects, and product teams to design, maintain and deliver high-quality backend solutions.
What You Will Do
Design, develop, and maintain backend services and REST APIs using Java, Spring, and Spring Boot
Build and operate event-driven services using Apache Kafka
Develop and maintain applications running on Java application servers such as WildFly
Collaborate with engineers and architects on system design,



architecture, and technical improvements
Ensure reliability, scalability, and performance of production systems
What You Bring
Very strong experience with Java backend development and modern backend design principles
Experience with Spring and Spring Boot for building microservices
Experience with Kafka or other messaging / event-streaming platforms
Experience with Wildfly/JBOSS is a big plus
Experience designing RESTful APIs and working with SQL databases
What We Offer
Hybrid model up to 40% working from home
37,5 hours/week with versátil schedule and 29+2 holidays
Daily meal allowance
Additional Medical Insurance for employee and family
Pension fund
Access to technical and language learning platforms
Free parking spots, charger spots and shuttle bus (only for Las Rozas - Madrid location)

📌 Senior Software Engineer (Madrid)
🏢 BME | Bolsas y Mercados Españoles
📍 Madrid