Madrid, Spain Hybrid Full-time

Taxbit is hiring a Cloud Security Engineer

Responsibilities

  • Partner closely with engineering teams to design secure, scalable AWS architectures and services.
  • Work directly with customers and internal stakeholders on real-world deployment scenarios across AWS and other cloud environments, designing and implementing secure solutions tailored to their infrastructure.
  • Act as a trusted security advisor throughout the software development lifecycle—from design to deployment.
  • Lead threat modeling exercises for applications and infrastructure, identifying risks and driving mitigation strategies.
  • Collaborate with developers to implement secure coding practices and application security controls.
  • Design, build, and operate cloud-native security infrastructure across AWS environments.
  • Develop automated security controls, detection mechanisms, and response capabilities.
  • Build and maintain Infrastructure-as-Code (Terraform or AWS CDK) to enforce secure configurations at scale.
  • Define and implement systems that generate high-quality security signals for threat detection and response.
  • Own security problems end-to-end, from identifying gaps to delivering production-ready solutions.
  • Contribute to DevSecOps practices by integrating security into CI/CD pipelines and developer workflows.
  • Continuously improve security standards, engineering practices, and system reliability.

Requirements

  • 5+ years of professional experience in software engineering or security engineering.
  • Strong programming skills, with proficiency in Python.
  • Hands-on experience with AWS cloud infrastructure and security.
  • Experience with Infrastructure-as-Code (Terraform, AWS CDK, or similar).
  • Proven experience conducting threat modeling and working on application security.
  • Experience implementing DevSecOps practices and securing CI/CD pipelines.
  • Strong analytical and problem-solving skills.
  • Ability to work autonomously in a fast-paced, distributed environment with minimal supervision.
  • Bachelor’s degree in Computer Science or equivalent.

Nice to Have

  • Fluent in English; native fluency in a main European language; preferred business-level proficiency in 1-2 additional languages.
  • Proven track record of identifying opportunities to build, test, and scale AI-powered solutions.
  • Sees AI as a force multiplier and actively looks for ways to enhance team performance through innovation & curiosity.
  • Comfortable working independently across time zones, with the majority of the team based in the United States.
Required Skills
PythonSecurity
About company
Taxbit

Automatically turn raw account and transaction data into audit-ready filings across 70+ jurisdictions. Trusted by regulators and relied on by the industry's largest names.

Taxbit is enabling responsible digital asset innovation and the global economy through expert-built technology — creating transparency, building trust, and ensuring regulatory compliance, effortlessly.

As more of the world moves online and blockchain and stablecoins modernize financial infrastructure, safety and compliance are critical. Taxbit is here to help.

Replacing manual and error-prone workarounds with modern technology, built and tested by CPAs, tax attorneys, and Big 4 partners. Enabling compliance, securing regulatory trust.

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Job Details
Category security
Posted 3 hours ago