Senior Java Engineer

IESF Group International

Senior Java Engineer developing back-end web applications for eCustoms supplier. Leading projects, enhancing code quality while working remotely within the EU.

Posted 5/6/2026contractRemote • 🇪🇺 Anywhere in EuropeSenior💰 €400 - €450 per dayWebsite

Tech Stack

Tools & technologies

AngularApacheAWSCloudDockerHibernateJavaKafkaNoSQLOracleRDBMSSOAPSpringSpring BootSpringBootTypeScript

About the role

Key responsibilities & impact

Craft Cutting-Edge Applications: Develop powerful, efficient back-end web applications that drive our business forward.
Architect & Build: Design and implement core business logic, creating high-performance servers and databases.
Enhance Security & Performance: Ensure our systems are secure, reliable, and optimized across multiple platforms.
API Development: Design and develop APIs that enable seamless communication between systems.
Collaborate on Scalable Solutions: Work alongside other developers to create scalable software solutions.
Lead Projects: Take charge of key projects, guiding them from concept to completion.
Maintain & Improve Code Quality: Keep our codebase organized and pristine while fixing bugs and enhancing functionality.
Troubleshoot & Optimize: Analyze data, processes, and code to identify areas for improvement and troubleshoot issues.
Write Documentation: Contribute to creating clear technical documentation for current and future reference.

Requirements

What you’ll need

A university degree in IT
Expertise in IT: min 9 years of professional experience in development
Proven Back-End Skills: Mastery of back-end languages and frameworks, including Java 8+, Spring, Spring Boot, Java EE, and Hibernate
Database Proficiency: Solid experience with Oracle Service Bus, Oracle DB, and RDBMS database technology
Integration Experience: Deep understanding of OpenID Connect, SSO, and integration techniques
Cloud Enthusiast: Hands-on experience with Amazon Web Services (AWS) for cloud development
Message Queues & APIs: Expertise in Kafka, ActiveMQ, JMS, and working with REST & SOAP APIs
Blockchain Knowledge: Familiarity with blockchain technologies is a big plus!
Identity & Access Management: Experience with tools like Secunda and IOP IAM
Domain Expertise: Advanced knowledge of Procurement and Grant Management business domains
Server & Web Configuration: Strong understanding of Oracle WebLogic Server, Apache, SSL/TLS, and reverse proxy configuration
CI/CD & DevOps: Practical experience with CI/CD pipelines and tools like Bamboo and Docker
Version Control: Knowledge of Git for code versioning
Bonus Skills: Experience with NoSQL databases, Angular, TypeScript, and front-end technologies is a plus.
Language Proficiency: Fluent in English, with proficiency in French being a great advantage.

Benefits

Comp & perks

Excellent remuneration
Fully remote
Long-term possible

ATS Keywords

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Hard Skills & Tools

Java 8+SpringSpring BootJava EEHibernateOracle DBRDBMSKafkaActiveMQREST APIs

Soft Skills

leadershipcollaborationtroubleshootingdocumentation