Summary: IntellectEU is seeking a proactive Java Developer with strong analytical and problem-solving skills to design and implement scalable Java-based services for DLT applications in the capital markets space. Highlights: 1. Design and implement scalable Java-based services for DLT applications 2. Collaborate on cutting-edge DLT and emerging technologies 3. Opportunities for personal and professional development in fintech IntellectEU is an international technology company focused on digital finance and emerging technologies. At IntellectEU we are on a mission to become the top\-of\-mind fintech company. We are committed to our people and believe in building a better future with the newest of the newest technologies. Giving young people and industry veterans a growing ground to play, launch ideas \& work very closely with our clients. With our hands\-on experience in both technical \& capital markets, there’s no challenge that’s left untackled. Since 2006 we have been focused on financial messaging and integration, being a SWIFT service partner. We are looking for a proactive Java Developer for projects in the Emerging Tech area, with strong analytical and problem\-solving skills and a focus on delivering high\-quality solutions. **Responsibilities** * Design and implement scalable Java\-based services to support DLT applications in the capital markets space. Develop off\-ledger components such as APIs, integration layers, and data pipelines for DLT\-enabled platforms. * Collaborate with DLT engineers to design seamless interactions between off\-ledger and on\-ledger components. Monitor system performance and optimize distributed architectures. * Design and implement integration solutions using Java, Apache Camel, and Enterprise Integration Patterns (EIPs). Implement and manage service orchestration, messaging (e.g., Kafka, JMS), and microservice communication patterns. * Proactively address database support and performance issues, including scaling and backup procedures. Investigate database persistence issues, ensuring efficient resolution of deadlocks and other transaction\-related concerns. * Design and maintain architecture diagrams to support system planning, communication between teams, and scalable solution development. * Collaborate with DevOps team for application deployment and infrastructure management (e.g. using Kubernetes clusters, configuration with YAML files and Helm charts). * Develop unit, integration, and system tests to ensure high code quality and system stability. Ensure compliance with security standards (e.g., TLS, GDPR, PCI DSS). * Produce clear technical documentation for APIs, integration flows, and system architecture. * Stay informed on emerging technologies and patterns relevant to integrating legacy systems with DLT. **Requirements:** **Must\-Have Skills** * Proficiency in Java frameworks (Spring Boot/Quarkus). * Deep understanding of database systems, particularly PostgreSQL and Oracle. * Knowledge of transaction management, persistence issues, and deadlock resolution. * Experience building and managing CI/CD pipelines (e.g., Jenkins, GitLab CI). * Experience with Docker, Kubernetes (e.g., EKS, OpenShift, GKE, AKS), and Helm. * Strong expertise with Apache Camel and event\-driven integration patterns. * Autonomy and ownership, ability to work both independently and as part of a team. * Excellent verbal communication and problem\-solving skills. **Nice\-to\-Have Skills** * Knowledge of DLT frameworks or experience working with DLT programming languages. * Knowledge of infrastructure tools: Ansible, Terraform, Prometheus, Grafana, and ELK stack. * Understanding of security frameworks and encryption protocols: TLS, SSL, NIST, ISO 27001\. * Familiarity with SWIFT messaging protocols and secure financial integrations. **We guarantee:** * Excellent compensation and benefits package, including medical insurance and sports activities. * International experience in a stable company: the company has offices in Antwerp, Lisbon, Krakow Kyiv, New York and operates on the market for over 15 years. * A passionate team in an innovative, casual, positive, and open work environment, ready to meet your new ideas. * Great opportunities for personal and professional development as well as the chance to change the way the business works in the financial world. * **Work where you're most productive — remote, in\-office, or hybrid options available.**