One of the companies we work with at Joppy is looking for a Full Stack Java Developer to join the team.

Work modality: HYBRYD in Madrid (3 days/week at office).

Are you passionate about coding and ready to make an impact on one of the world's most technologically advanced, innovative, and stable stock exchanges?

We're looking for a skilled Full Stack Developer with strong experience in Java to bring your expertise to the Trading Web Application Development team. In this role, you'll design, build, and deliver high-quality features that power our Market products.

What You Will Do

- Design and develop high-performance, Java applications for market-facing and value-added applications to trading platforms, leveraging modern frameworks and architectural patterns.
- Translate business requirements and user expectations into maintainable and scalable solution designs, applying best practices and industry standards.
- Collaborate effectively within agile teams including developers, testers, product owners, and business stakeholders using Scrum and SAFe methodologies.
- Ensure code quality and system reliability through peer reviews, automated testing, and continuous integration, proactively identify performance bottlenecks.
- Drive technical and continuous improvement, proposing enhancements, and contributing to the evolution of the surrounding trading platform's architecture.

What You Bring

- At least 5 years of professional experience in software engineering, with a strong focus on Java application development (Java 8+, Spring Boot,



SOAP/REST web services).
- Deep expertise in database technologies, including SQL, Hibernate, and database design; experience with both relational and event driven persistence patterns.
- Proven knowledge of object-oriented design and event based messaging systems (e.g., Kafka), alongside practical experience in integration patterns and optimization and knowledge of core web technologies (HTML, CSS, JS), alongside practical experience with industry-wide frameworks (preferably Angular).
- Baseline knowledge of continuous integration practices and scalable deployments with containerized applications (e.g., Kubernetes, Openshift).
- Quality-focused professional with strong problem-solving abilities, and a collaborative, resilient mindset.
- Familiarity with the FIX protocol and/or direct experience working in financial markets, trading infrastructure, or related environments will be considered as a plus.
- A full command of English and Spanish with excellent communication skills are required.

What We Offer

Very competitive compensation according your experience.

Versátil Work Models

We trust our employees and offer a work environment that is well-balanced, productive and fosters success.

Personal Development

You will benefit from a culture of continuous learning and feedback. Your personal growth is supported through an extensive learning offering.

Agile Working Methods

Whether through scrum or design thinking, we solve exciting tasks together in teams.

📌 Senior Full-Stack Developer (Java & Angular) – Trading Platforms (Madrid)
🏢 Joppy
📍 Madrid