Application Security Engineer

Open 30d

We're fast learners, hard workers, natural collaborators... and we Make Modern Happen!

Our ambition is to unlock the potential of our digital world so that organisations everywhere can innovate and thrive securely.

We aim to achieve this goal by bringing together the world’s most talented people and the most powerful technologies, combining them to address our customers' challenges and to build something stronger together.

If you share our vision, join us!

Right now, we are looking for a Application Security Engineer to integrate our internal team, based in Porto.


Your responsibilities include:

  • Define and standardize secure software development lifecycles (S-SDLC) across multiple development teams.
  • Integrate and manage security testing tools (SAST, DAST, SCA) within CI/CD pipelines.
  • Drive vulnerability management initiatives across cloud environments and Kubernetes clusters.
  • Maintain and automate infrastructure security controls, including WAFs and network policies.
  • Guide development and DevOps teams on security best practices, ensuring compliance with frameworks like DORA, CIS Benchmarks, and OWASP.

You must have:

  • A degree in Computer Science, Cybersecurity, or an equivalent practical background.
  • Solid professional experience as a Security Engineer, heavily focused on Application Security and DevSecOps methodologies.
  • Hands-on experience with containerization and orchestration tools.
  • Strong programming and scripting skills (such as Python, Bash, Java, or Go).
  • Understanding of industry security standards, including OWASP Top 10 and ISO 27001.
  • Proficiency in English to communicate effectively with technical and executive stakeholders.

We value:

  • Intention to or completion of industry certifications like CKA (Certified Kubernetes Administrator) or CKS (Certified Kubernetes Security Specialist).
  • A proactive approach to learning and adapting to new cloud technologies.
  • Strong analytical thinking for threat detection and analysis.
  • Excellent communication skills to convey technical concepts.
  • A love for challenges and continuous learning.
  • A proactive approach to aligning security requirements with technological modernization and business goals.
We offer:
  • Regular professional development;
  • Certification paths resources;
  • Regular teambuilding programs;
  • Friendly workplace.
Workplace: Porto - Hybrid

Claranet: Make Modern Happen!