OpportunityJoin ILIAS Solutions and contribute to making mission-critical products for the defense industry. We are seeking an experienced Senior Full Stack Java Developer to join our Data Platform team within the Defense Capability Management unit. In this role, you will work autonomously to design secure, reliable, and scalable applications that support vital operations. If you are a strong communicator ready to apply your skills in Java and Spring Boot to high-stakes challenges, we want to meet you.Your missionKey Responsibilities:Design, develop, and maintain full-stack applications using Java and Spring BootWrite clean, maintainable, and well-tested codeWork with relational databases (PostgreSQL, Oracle DB, SQL Server) to design schemas, write queries, and ensure data integrityIntegrate and manage object storage systems (MinIO)Collaborate with data teams on Apache Spark and Python based integrationsParticipate in code reviews, technical discussions, and architectural decisions- Ensure applications are secure, reliable, and scalableContribute to team knowledge sharingTroubleshoot and resolve complex technical issues across the full stackYour capabilitiesRequired Technical SkillsBackend DevelopmentJava – Advanced proficiency with modern JavaSpring Boot – Extensive experience building RESTful APIsDatabase Management – Strong SQL skills with hands-on experience in:PostgreSQLOracle DatabaseSQL ServerObject Storage – Experience with MinIO or similar S3-compatible storage solutionsFrontend DevelopmentSolid foundation in HTML, CSS, JavaScript, JSP, and ThymeleafReact experience is a plusData Processing & AnalyticsExperience with distributed data processing using Apache SparkPython experience is a plusAdditional Technical RequirementsRESTful API design and implementationVersion control systems (Git)Build tools (Maven)Container technologies (Docker preferred)Testing frameworks (JUnit, etc.)Required Experience & QualificationsBachelor's degree in Computer Science, Software Engineering, or equivalent experience5+ years of professional software development experienceProven experience with Java and Spring BootProven experience working with multiple database systemsExperience with both SQL and NoSQL databasesStrong understanding of the software development lifecycle and agile methodologiesPersonal AttributesIndependent Worker – Able to take ownership of projects and work with minimal supervisionTeam Player – Collaborative mindset with excellent communication skillsProblem Solver – Strong analytical and troubleshooting capabilitiesAdaptable – Comfortable working with diverse technologies and evolving requirementsQuality-Focused – Writes clean, maintainable, well-documented codeContinuous Learner – Passionate about staying current with technology trends and best practicesLand @ILIASExited and ready to explore how you could fit in? Apply directly or reach out to for any questions.we are thrilled to get to know you