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Senior Systems Engineer

London, United Kingdom💼 Full-time🗓 2026-10-02 → 2026-10-07

Core

Lead Security Engineer minimizing attack surfaces via vulnerability management, cloud configuration assessments, and threat intelligence integration.

Role type

Lead Security Engineer (Cyber Defense)

Builds

Automated security policies, standards, and processes for attack surface risk reduction

Domain

Cyber Security / Cloud Infrastructure

Required skills

Vulnerability management, Cloud configuration assessment, Threat intelligence analysis, Security liaison, Scripting automation, Security hardening, Network architecture, Software application development, Risk communication, IaC concepts

Preferred skills

Splunk, JFrog Artifactory, ServiceNow, AWS Services, MS Azure, MS Intune, Anthropic Claude, Home labs, Security practitioner meetups (via careerplan.io/jobs/R94941-1-senior-systems-engineer-at-wellington)

Technologies

WIZ CNAPP, Qualys, Python, AWS, Splunk, JFrog, ServiceNow, Azure, Intune, Claude

Responsibilities

Perform vulnerability assessments and communicate exploitation likelihood to stakeholders; Leverage CNAPP technology to assess findings and guide application custodians; Act as security liaison between InfoSec and Development to secure CI/CD pipelines; Lead urgent vulnerability response and assist with Cyber Defense; Use scripting and AI to automate workflows; Develop internal security hardening and baselines programs; Review threat intelligence sources for new vulnerabilities; Engage third parties to assess vendor ecosystem exposure; Contribute to firmwide security policies and documentation.

Seniority

Senior, hands-on IC with mentorship responsibilities