Security Engineer Europe

€65,000 – €85,000 per year (gross) — plus Work From Home. Security Engineer (AppSec / GRC / AI Security) in Europe (remote).

What you'll actually take home

€65,000 – €85,000 per year (gross)

We put the figure in the advert on purpose. If it doesn't work for you, you should know that now rather than after three interviews.

The perks, in full

Work From Home

The job itself

This is a hands-on, end-to-end security role as the company's only dedicated Security Engineer on a large-scale AI companionship platform. Day-to-day, the person will review code, drive vulnerability remediation with developers, coordinate pen tests and audits, maintain the risk register, monitor threats, manage device and access security, and track AI-specific risks such as prompt injection and jailbreaks.

Day to day that means this is a hands-on, end-to-end security role as the company's only dedicated Security Engineer on a large-scale AI companionship platform. Day-to-day, the person will review code, drive vulnerability remediation with developers, coordinate pen tests and audits, maintain the risk register, monitor threats, manage device and access security, and track AI-specific risks such as prompt injection and jailbreaks. It is a fully remote European B2B contractor position (€65k–€115k depending on level) that is technical and independent, not a compliance-only or advisory role. In short: Security Engineering + Application Security & Code Review + GRC & Risk Ownership + AI Platform Security (NSFW AI Companionship) Please see here all details + Screening Rules here.

What you need to bring

Explicitly confirmed comfort with adult/NSFW content (probe in the screening call, as this is a stated deal-breaker)

Based in Europe, approximately 80% CET overlap, occasional evening/weekend monitoring

Able to own security independently without a large team, including GRC basics such as a risk register

Experience conducting or coordinating security audits and penetration tests

Experience in an AI company or a scale-up with 50+ employees

Practical engineering capability: Git/GitHub plus Python/Bash or equivalent, working with code rather than just policy

2–3+ years of hands-on AppSec experience, having personally identified and resolved vulnerabilities, with demonstrable code review experience

Next steps

Send us your CV and we will come back to you either way

A relaxed 30-minute conversation to check the role genuinely fits

The company's own interview stage

Offer and contract — we stay involved through paperwork and arrival

Around five weeks from applying to your first day on the ground.

CloserHire recruits for this role on behalf of our client. We are an equal-opportunity recruiter and consider every applicant on ability alone.