Senior Java Developer (Security Integrations)
Java DeveloperSoftware Engineering
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Quick Summary
Key Responsibilities
Design and development of backend services and microservices for cybersecurity applications Development of REST APIs and event-driven interfaces between SIEM, SOAR,
Technical Tools
Java DeveloperSoftware Engineering
Responsibilities
~1 min read- →Design and development of backend services and microservices for cybersecurity applications
- →Development of REST APIs and event-driven interfaces between SIEM, SOAR, AI/ML and external systems
- →Integration with SIEM platforms, including security-event ingestion, parsing, normalization, enrichment and incident interfaces
- →Integration with SOAR platforms, including incidents/cases, playbooks, response workflows and enforcement connectors
- →Implementation of the Cyber Incident Package (CIP) interface between the security analytics and response domains
- →Implementation of response and enforcement APIs for network, IAM, security and platform controls
- →Development of services supporting incident management, response orchestration, execution tracking and response verification
- →Integration of AI/ML analytical outputs such as anomaly scores, behavioral indicators, threat classifications and confidence scores into operational workflows
- →Implementation of secure service-to-service communication, authentication, authorization and audit mechanisms
- →Development of connectors/adapters for heterogeneous cybersecurity and infrastructure systems
- →Contribution to system architecture, API specifications, data models, automated testing, integration testing and technical documentation
- →Collaboration with cybersecurity engineers, AI/ML engineers, system architects and other European project partners
Requirements
~1 min read- Degree in Computer Science, Software Engineering, Computer Engineering or a related field
- At least 4 years of Java/Spring boot development experience
- Experience designing and implementing RESTful APIs
- Experience with microservices and distributed systems
- Good understanding of event-driven architectures and asynchronous messaging
- Experience with relational and/or NoSQL databases
- Experience with Docker and Linux environments
- Familiarity with authentication and authorization technologies such as OAuth 2.0, OpenID Connect, JWT and PKI/certificates
- Understanding of cybersecurity concepts including security events, alerts, incidents, logs, network security and access control
- Good written and spoken English
- SIEM technologies
- SOAR platforms and security orchestration/playbook development
- Kafka, RabbitMQ or equivalent messaging/event-streaming technologies
- Elasticsearch / OpenSearch
- IDS/IPS/NDR technologies and integration with security telemetry
- Threat Intelligence and standards such as STIX/TAXII
- Cybersecurity frameworks such as MITRE ATT&CK
- Integration with IAM, firewall, network-management or endpoint-security APIs
- Kubernetes
- DevSecOps and CI/CD pipelines
- AI/ML integration in production systems
- Defence, C4ISR, mission-critical or EU research projects
What We Offer
~1 min read✓An attractive salary package
✓Private health insurance plan
✓Career development and growth opportunities
✓Continuous training via personalized seminars
✓An amazing private & open-office workspace in Athens #LI_Hybrid
✓Stable and enjoyable working environment
Location & Eligibility
Where is the job
Athens, Greece
On-site at the office
About this job
- Posted
- Today
Listing Details
- Posted
- November 5, 2026
- First seen
- November 5, 2026
- Last seen
- November 5, 2026
Posting Health
- Days active
- 0
- Repost count
- 1
- Trust Level
- 53%
- Scored at
- November 5, 2026
Signal breakdown
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External application
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