We are looking for a Senior Security Engineer to join our client, one of the world's largest financial platforms, used by companies such as CME, Refinitiv, Investopedia, Crunchbase, Binance, Bitcoin.com, and many others. This platform is among the top 100 websites globally, visited by hundreds of millions annually. Their platform provides high-quality information efficiently, enabling investors to make well-informed decisions.
We seek individuals eager to join a team where product quality is paramount, offering opportunities to develop impactful work seen by millions daily. If you desire an international start-up environment with the resources of a major scale-up, this is the role for you.
Mission of the Role
As a Senior Security Engineer, your mission is to design and implement robust security measures to protect our infrastructure—both on-premise and cloud—while working closely with DevOps and development teams. You will play a key role in building secure systems at scale and ensuring our platform stays ahead of modern security threats.
Responsibilities
* Design, implement, and maintain security controls for cloud and on-premise infrastructures, focusing on AWS security best practices.
* Perform security assessments of containerized environments (Docker/Kubernetes), identifying and mitigating vulnerabilities.
* Harden Linux systems (especially Debian) using firewalls (iptables/nftables), monitoring tools, and industry best practices.
* Respond to security incidents: triage, forensic analysis, and root cause identification.
* Develop and enforce security policies for infrastructure and internal services.
* Automate security tasks using scripting languages such as Python or Bash.
* Integrate security practices into CI/CD pipelines in collaboration with DevOps teams.
* Stay updated on emerging security threats and remediation techniques.
Requirements
* Deep understanding of cloud security, particularly in AWS (IAM, VPC, Security Groups, CloudTrail, GuardDuty, etc.).
* Proven experience securing containerized environments (Docker/Kubernetes).
* Strong knowledge in Linux hardening (Debian), including system configuration, access control, and firewalls.
* Experience with vulnerability management and remediation.
* Ability to script and automate tasks (Python or Bash).
* Solid grasp of networking protocols and their security implications.
* Proficient technical English for documentation and communication.
What We Offer
* Salary up to 115K with attractive bonus scheme.
* Hybrid role based in Málaga: 2 days/week remote, vibrant culture, and excellent quality of life.
* Join a fast-growing international company with high product visibility and meaningful challenges impacting millions.
* Flexible working hours for a healthy work-life balance.
* Comprehensive relocation packages for you and your family.
* Private health insurance and workplace perks (gym, snacks, etc.).
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