Senior Java Security Engineer - Elasticsearch (Scale & AI)

Elasticsearch B.V.; United Kingdom; Remote; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Health coverage

Flexible locations

Generous vacation days

Donation matching

Volunteer hours

Parental leave

Job summary

Elastic is seeking a Senior Software Developer to join the Elasticsearch Security team. You will contribute to the architecture and design of Elasticsearch's core features, including authentication, authorization, and tenant isolation.

Work with engineering and product leaders to deliver high-performance security at scale. You will tackle architectural design, build foundational security models, optimize performance in distributed systems, and collaborate across teams to embed security into new

Qualifications

• Deep knowledge of Java internals and JVM memory management.
• Experience building scalable authorization systems for large distributed systems.
• Understanding of distributed systems security, zero-trust transport and partition tolerance.
• Knowledge of edge identity protocols (OAuth 2.0, SAML).

Responsibilities

• Contribute to core security initiatives from architecture to production.
• Develop foundational security models for features.
• Optimize security performance at scale in distributed environments.
• Apply cryptographic solutions to real customer use cases.
• Ensure robust data isolation within shared infrastructure.

Skills

Java internals

JVM memory management

Concurrency models

Security architecture

Distributed systems security

OAuth 2.0

SAML

AI-assisted development

Cross-functional collaboration

Job description

Elastic is seeking a Senior Software Developer to join the Elasticsearch Security team. You will contribute to the architecture and design of Elasticsearch's core features, including authentication, authorization, and tenant isolation.

Work with engineering and product leaders to deliver high-performance security at scale. You will tackle architectural design, build foundational security models, optimize performance in distributed systems, and collaborate across teams to embed security into new