CyberSecurity Engineer at Fyxer AI
London WC2A, , United Kingdom -
Full Time


Start Date

Immediate

Expiry Date

31 Oct, 25

Salary

65000.0

Posted On

03 Aug, 25

Experience

4 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

No

Skills

Good communication skills

Industry

Information Technology/IT

Description

WHO WE ARE

At Fyxer, we’re building something bold: an AI Executive Assistant that genuinely takes work off your plate.
Imagine opening your laptop and finding your emails written, your meetings scheduled, your follow-ups sent, and your inbox under control all without you lifting a finger. That’s what we do.
We’re not a SaaS product with a bolt-on chatbot. We’re a pure-play AI company using cutting-edge techniques (think fine-tuned open source models, retrieval augmented generation, intelligent tool use) to actually automate real work, not just create more of it.
And it works:
Launched March 2024
$1M $15M revenue in since January 2025
1,000s of paying users
Built by a team of just 4
We’re growing fast and we’re looking for someone exceptional to own and scale our security efforts from the inside.

WHAT YOU’LL BE WORKING ON

We’re looking for a hands-on Security Engineer with at least 4 years of real-world experience to help us build a security-first culture and infrastructure as we scale. You’ll be our first dedicated security hire, working directly with our CISO and engineering teams to embed best practices, monitor for threats, and stay ahead of attackers.

This isn’t a passive, checkbox-ticking role. You’ll get to:

  • Design and implement controls from the ground up
  • Harden cloud environments and monitor endpoints
  • Run threat hunts, analyze logs, and detect anomalies
  • Respond to incidents in real-time, not just read about them
  • Participate in tabletop exercises and incident simulationsStay close to the latest tactics, techniques & procedures (TTPs)

  • Your fingerprints will be on every layer of our infrastructure from CI/CD pipelines to employee devices to cloud configurations.

Responsibilities
  • Design and implement controls from the ground up
  • Harden cloud environments and monitor endpoints
  • Run threat hunts, analyze logs, and detect anomalies
  • Respond to incidents in real-time, not just read about them
  • Participate in tabletop exercises and incident simulationsStay close to the latest tactics, techniques & procedures (TTPs
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