(Senior) Java Developer

Who are we?

Trasys International is a dynamic global organization that takes pride in being the trusted partner of EU Institutions. With strong commitment to excellence and a 30-years track record of delivering high-quality solutions, we are dedicated to supporting the growth and success of our clients. Our Mission is to help our clients keep up with the challenges of digital transformation by providing the right talent at the right time for the right job. To this end, we are constantly looking for talented professionals who are interested in working on challenging international projects and able to deliver high-quality results within multicultural environments. Our services include (but are not limited to) modernization of solutions, digital workspaces, cloud technologies and IT security. Our Headquarters are in Brussels and we have active accounts and offices across Europe (i.e. Luxembourg, Amsterdam, Athens, Stockholm, Geneva).

NOTE: Onsite presence may be requested with a notice period of 7 days.

Is this YOU?

For one of our main clients based in Brussels - the mission is to develop and operate in close cooperation with the users a secure digital ecosystem that enables the institution to efficiently run independent investigations, maximize the anti-fraud value of collected data, establish a solid collaboration with key stakeholders and allow the timely exchange of fraud-related information between the competent national and EU administrations.

Responsibilities:

• To develop and implement a digital strategy serving policies and operations;
• To provide the institution and their external partners with a state of the art digital forensics function;
• To develop and operate the Anti-Fraud Information System (AFIS) in the area of mutual assistance in customs matters and irregularities management;
• To develop and operate the case management system;
• To be the central, reliable source of securely managed data;
• To enable knowledge sharing in the area of anti-fraud policy and fraud-prevention within the institution beyond by putting in place the necessary digital solutions;
• To provide a state-of-the-art digital and mobile workplace environment fulfilling staff needs.

Core Requirements:

• Minimum experience in relevant area of 12 years (with Master’s) or 16 years (with Bachelor’s).
• Understanding and implementation of security and data protection, compiling and analyzing data, processes, and codes to troubleshoot problems and identify areas for improvement.
• Testing and fixing bugs or other coding issues.
• Meet both technical and consumer needs.

· Write technical documentation.

• Development of back-end website applications.
• Integration of user-facing elements developed by a front-end developers with server side logic.

· Implement core business logic.

• Creation of servers and databases for functionality.
• Design and implementation of data storage solutions.
• Understanding and implementation of security and data protection.

· Design and develop APIs.

• Participating in the design and creation of scalable software and workflow applications
• Taking responsibility for projects and outcomes, as required.
• Maintenance of code integrity and organisation.
• Writing clean, functional code according to the architectural direction.
• Compile and analyse data, processes, and codes to troubleshoot problems and identify areas for improvement.
• Testing and fixing bugs or other coding issues.
• Meet both technical and consumer needs.
• Generate and Maintain technical documentation.

· Cross-platform optimisation.

• Design, develop and document APIs for integrating large language model (LLM) services with existing OLAF applications.
• Design of user interactions on web pages.

· Design responsive applications.

• Development of back-end website architecture.
• Development of front-end website applications.
• Facilitate the continuous delivery of IT applications by using Application Lifecycle Management and automation tools.

· Implement core business logic.

• Participating in the design and creation of scalable software.
• Plan, implement, upgrade DevSecOps pipelines
• Promote the usage of DevSecOps methodologies for IT projects.
• Understanding and implementation of security and data protection.

· Write technical documentation.

• Provide Level‑3 support for the web application, establishing a clear support process (ticket handling, escalation procedures and SLA monitoring).
• Collaborate with business analysts, customers, project leaders and developers to ensure functional and non‑functional requirements are met.
• Document knowledge, known issues and transfer this knowledge to colleagues.

Knowledge/Skills

• Excellent Communication skills in English at a professional/technical level

· Excellent knowledge of Java 17

• Excellent knowledge of Spring Framework

· Excellent knowledge of Hibernate

• Excellent knowledge of Object Oriented Programming & Modelling
• Excellent knowledge of HTTP and API design

· Excellent knowledge of Angular

• Excellent knowledge of Encryption practices and techniques (At Rest and Transit)
• Experience with large, secure, enterprise-level multi-user Information Systems

· Good knowledge of Spring Reactive

• Good knowledge of Mongo Database(s)
• Good knowledge in conducting DevSecOps in an agile work environment
• Good knowledge of Enterprise Content Management practices
• Good knowledge of Business Process Management practices
• Good knowledge of Triple A methods and practices (E.G. SSO, Unified Login, FIDO, O-Auth)
• Good knowledge of Atlassian Tooling (JIRA, Confluence, Bamboo)

· Good knowledge of Kubernetes

· Good knowledge of Ansible

· Good knowledge of Hashicorp Vault

• Good knowledge of Hashicorp Terraform

· Good knowledge of Liquibase

· Good knowledge of Gitlab Pipelines

· Good knowledge of Nexus/Sonarcube

· Good knowledge of Maven

· Good knowledge of Kafka

· Good knowledge of Redis

• Good knowledge of Monitoring tooling (Dynatrace, Prometheus)
• Mastering MS Office suite, including MS Project and MS Visio, SMT and JIRA
• Automation skills to optimize and understand the DEVSECOPS pipelines
• Practical experience in information management, ontology design, metadata management, open data technologies, document encryption, digital signature, full-text search techniques and semantic web technologies