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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Security Engineer - **Company:** Elia - **Location:** Brussel, Belgium (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Java (Programming Language), .NET Framework, Agile Methodology, Artificial Intelligence, Amazon Web Services, Software System Penetration Testing, Microsoft Azure, Bash Shell, Code Review, Cyber Security, Python (Programming Language), Key Management, Network Segmentation, OAuth, OpenID, Open Web Application Security, Systems Development Life Cycle, Zero Trust Network Access, Secure Coding, Security Support Provider Interface, Security Information and Event Management, Software Engineering, Software Vulnerability Management, Scripting, Large Language Models, Software Security, Api Gateway, Service Stack, Static Application Security Testing, Golang, Dynamic Application Security Testing - **Published:** September 10, 2026 - **Apply:** https://www.collegerecruiter.com/job/2858143467-security-engineer ## About the Role * Master's degree in IT, Business Administration, Engineering, or relevant equivalent experience * Minimum of 5 years of combined experience in application security and/or security operations roles, preferably with at least 2 years in a KRITIS, financial services, or similarly regulated environment. * Deep familiarity with OWASP ASVS, WSTG, SAMM and OWASP LLM Top 10 frameworks. * Proficiency in at least two scripting/programming languages such as Python, Bash, Java, .NET, Go or similar. * Practical experience integrating security tooling into CI/CD pipelines and working within Agile/SAFe delivery models. * Knowledge of application security, secure SDLC, SAST/DAST tooling, threat modelling, code review, API security and AI/LLM application security. * Experience working with both software engineering teams and governance/compliance functions. * Experience using risk frameworks as a means to drive action. * Strong communication skills, including executive risk reporting, developer coaching and stakeholder management. * You are fluent in English. Knowledge of Dutch, French and/or German is a plus., * Certifications such as OSEP, GPEN, AWS/Azure Security Specialty, GXPN, CISM or CISSP. * Experience with SIEM platforms, writing detection logic and familiarity with MITRE ATLAS for AI/ML threat modelling. * Familiarity with OT/ICS security or energy sector technology stacks. * Working proficiency in German or French; English is the working language of IT functions. ## Description * Champion a Secure-by-Design culture and run threat modelling for applications, platforms, AI/LLM-infused services, and major changes. * Integrate security checks such as SAST, DAST, SCA, container scanning and IaC security checks into CI/CD pipelines whenever needed. * Own the vulnerability management lifecycle for application-layer findings, including severity classification, remediation SLAs and tracking through to closure. * Triage and contextualise findings from automated tools to eliminate noise and prioritise exploitable risk. * Provide hands-on secure code review and security validation of AI-generated code where requested. * Maintain and evolve security guidelines covering OWASP Top 10, OWASP LLM Top 10 and CWE mitigations, tailored to Elia Engineering and IT Security standards. * Drive risk-based prioritisation for security-related issues picked up during SDLC activities and security monitoring activities. * Act as an interface/internal consultant between the IT security teams and the Engineering teams. * Advise on security architecture, including API gateway hardening, secrets management, OAuth 2.0/OIDC implementations and zero-trust network segmentation. * Be a point of contact for the SOC and IT Security teams, providing application/engineering security support where needed. * Support security incidents involving application-layer attacks and translate findings into hardening tasks for engineering teams. * Support security initiatives in the organisation, including input into pentesting scope and validating findings with engineering teams. ## Related Videos - [Keeping applications secure by evolving OAuth 2.0 and OpenID Connect](https://www.wearedevelopers.com/videos/100152-keeping-applications-secure-by-evolving-oauth-2-0-and-openid-connect) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Go with the Flow: Stop the Leaks Before Your Memory's a Waterfall!](https://www.wearedevelopers.com/videos/100073-go-with-the-flow-stop-the-leaks-before-your-memory-s-a-waterfall) - [Get started with securing your cloud-native Java microservices applications](https://www.wearedevelopers.com/videos/123-get-started-with-securing-your-cloud-native-java-microservices-applications) - [Delay the AI Overlords: How OAuth and OpenFGA Can Keep Your AI Agents from Going Rogue](https://www.wearedevelopers.com/videos/1637-delay-the-ai-overlords-how-oauth-and-openfga-can-keep-your-ai-agents-from-going-rogue) - [Delegating the chores of authenticating users to Keycloak](https://www.wearedevelopers.com/videos/1558-delegating-the-chores-of-authenticating-users-to-keycloak) ## Related Articles - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs)