Senior Java Engineer - Security - Elasticsearch

What You'll Be Doing

  • Contributing to core security initiatives including architecture, design, and production of critical features.
  • Developing foundational security models for key features.
  • Optimizing security performance at scale within distributed systems.
  • Applying cryptographic solutions to real customer use cases.
  • Ensuring robust data isolation across shared infrastructure supporting multiple customers.
  • Keeping up-to-date with security advancements in authentication, identity management, cryptography, and data access management.
  • Collaborating across teams to integrate security in new customer features from the beginning.
  • Driving vulnerability management by partnering with InfoSec to identify, assess, and remediate risks.
  • Using AI-driven tools to automate vulnerability triage and streamline security workflows.

Requirements

  • Deep knowledge of Java internals and JVM memory management, with expertise in concurrency and thread-safe, lock-free coding.
  • Experience building scalable and performant authorization systems under high concurrency and with large permission sets.
  • Strong understanding of distributed systems security including mutual trust, zero-trust transport, partition tolerance, and cluster state propagation.
  • In-depth knowledge of edge identity protocols such as OAuth 2.0 and SAML.
  • Proven experience leveraging AI to accelerate development, debugging, and code optimization.
  • Ability to collaborate across teams and manage transitions between projects based on business priorities.
  • Capable of working autonomously and communicating effectively in a distributed team environment.

Nice to Haves

  • Familiarity with cipher suites, TLS handshakes, and PKI/certificate lifecycle management.
  • Experience with cryptographic methods that account for memory usage and latency.
  • Knowledge of Post-Quantum Cryptography (PQC) and readiness for migration to quantum-resistant algorithms.
  • Hands-on experience with compliance frameworks such as FedRAMP (Moderate/High), FIPS 140, and SOC 2.
  • Experience working on internals of data stores or search engines.

Perks and Benefits

  • Competitive pay based on your work, independent of previous salary.
  • Health coverage for you and your family in many locations.
  • Flexible work locations and schedules for many roles.
  • Generous vacation allowance each year.
  • Matching donations up to $2000 (or local equivalent) for financial contributions and service.
  • Up to 40 hours per year to volunteer on projects you care about.
  • Minimum of 16 weeks parental leave to support parenthood.
  • Commitment to diversity, inclusivity, and accessibility in the workplace.
AI Summary ✨

Similar jobs

  • Senior Security Engineer - SecOps

    Mozilla·Spain (Remote)

    €58k – €77k / yearbase

    16 days agoRemote
  • 22 days ago
  • Senior Security Engineer (Remote, EU/CET)

    Maze·5 locations

    €110k – €130k / yearbase

    22 days agoRemote
  • See all jobs in Spain →