Hopper

Senior Security Engineer- UK

Hopper4 weeks ago
Location

London - Remote

Workplace

Remote

Type

Full Time

Salary

GBP 120,000 – 180,000

Level

Senior

Role

Security Engineer

Posted

Jun 1, 2026

Full TimeRemoteSenior

The role

Summary

Hopper is seeking a Senior Security Engineer to build and evolve their security infrastructure, focusing on proactive, automated security solutions that seamlessly integrate into development workflows. The ideal candidate will use AI as a force multiplier to create intelligent security tooling that prevents and detects vulnerabilities across the entire application lifecycle.

What you'll do

Vulnerability Management: Own and evolve the vulnerability management program with a focus on application security, including container images, dependencies, code scanning, and runtime detection
Security Tooling Development: Build and maintain security tools that integrate directly into CI/CD pipelines and developer workflows to enable automatic security checks
AI-Powered Security Automation: Leverage AI tools to write code, automate analyses, and develop intelligent security tooling that scales beyond manual capabilities
Telemetry Optimization: Assess and improve the utilization of telemetry across systems to enhance security monitoring and detection capabilities
Security Culture Engineering: Work directly with engineering teams to influence secure development practices by creating tools and defaults that make secure paths easy and intuitive

What we look for

Technical

Application SecurityDeep expertise in vulnerability management, understanding of CVEs, dependency risks, container security, and SDLC security integration
Cloud InfrastructureHands-on experience with cloud infrastructure, preferably GCP/GKE or equivalent
AI Tool ProficiencyDemonstrated experience using AI coding assistants and LLMs as a core part of development and analysis workflow

Education

Cybersecurity KnowledgeStrong understanding of modern application security principles and practices

Experience

Engineering ExperienceAt least 5 years in software and/or platform engineering, with ability to design, build, and maintain production-quality tools
Security CultureProven track record of influencing engineering culture around security practices

Skills

Required skills

AutomationStrong bias towards creating automated solutions for repetitive tasks
Problem SolvingAbility to work with ambiguity and make independent judgment calls
CommunicationExcellent written and verbal communication skills

Nice to have

AI IntegrationAdvanced skills in integrating AI tools into development and security workflows
Security ArchitectureExperience in designing comprehensive security architectures

Compensation & benefits

Salary

GBP 120,000 – 180,000 (annual)

Stock options

Available

Benefits

Health Insurance

100% premium coverage through Vitality Health group insurance plan

Pension

Automatic contributions through Smart Pension

Parental Leave

Generous parental leave package exceeding industry standards

Workspace Flexibility

On-demand co-working space access and work-from-home stipend

Travel Stipend

Carrot Cash travel stipend

Time Off

Unlimited PTO

Interview process

  1. 1
    Initial Screening — HR review of application and initial phone/video conversation
  2. 2
    Technical Assessment — Practical security engineering challenge or technical interview
  3. 3
    Team Interview — In-depth discussions with security and engineering team members
  4. 4
    Final Interview — Meeting with senior leadership to discuss role alignment and company vision
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Hopper

Hopper

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Hopper is a travel booking app and online marketplace, leveraging data-driven technology to predict prices and help users book hotels, flights, and car rentals at the best rates.

Montreal, QC, CanadaFounded 2006hopper.com

Tech Stack

Languages
PythonGo
Frameworks
Kubernetes
Databases
Prometheus
Tools
GitHubGCPCI/CD Tools
Other
AI Coding AssistantsSecurity Scanning Tools
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