Senior DevSecOps Engineer

Company: Alexander Ash Consulting
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Location: London
Job Description:

Job Description

Senior DevSecOps Engineer – Linux, IAM, HashiCorp Vault

Perm or Contract – London, UK – Hybrid working

A leading quantitative technology-driven firm is building a next-generation Identity and Access Management (IAM) capability to underpin its global infrastructure. They are seeking a skilled DevSecOps Engineer with deep Linux expertise and a security-first mindset to play a critical role in designing and deploying this new authentication and authorization platform.

You will join a newly established security engineering function and take ownership of foundational elements of a greenfield IAM architecture. This role involves full lifecycle responsibility — from design and implementation to operationalisation — of secure identity systems and automated infrastructure components.

Required Skills & Experience

  • Strong background in systems or security engineering within Linux-centric environments
  • Expert-level understanding of IAM concepts and architecture
  • Hands-on experience deploying and managing HashiCorp Vault (preferably from scratch)
  • Familiarity with Kerberos, LDAP, and other secure authentication mechanisms
  • Experience with containerised environments and automation tooling (e.g. Terraform, Ansible)
  • Excellent problem-solving, documentation, and collaboration abilities
  • Degree from a top-tier institution in a relevant field (Computer Science, Engineering, etc.)

Desirable

  • Exposure to high-performance or low-latency environments
  • Prior experience in financial services or trading environments
  • Familiarity with Zero Trust Architecture (ZTA) principles

Posted: April 14th, 2025