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Hydrogen Group
Security Architect with Mobile experience

Security Architect with Mobile experience

On site

England, United kingdom

Freelance

19-12-2025

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Skills

Swift Kotlin Penetration Testing Encryption Ethical Hacking Training Architecture Security Architecture SDLC Android

Job Specifications

Security Architect - Mobile Applications
Location: London | Hybrid
Type: Contract
We are looking for a Security Architect with strong Mobile Application experience to design and assure secure, scalable solutions across mobile, cloud, and enterprise environments.Key Responsibilities

Lead security architecture and threat assessments to ensure solutions are secure by design and ready for development.
Act as an SME in mobile application security (iOS & Android).
Conduct and oversee mobile penetration testing, runtime analysis, and threat modelling aligned to OWASP MASVS and NCSC CHECK standards.
Identify, assess, and prioritise security risks across systems, applications, and networks.
Design secure architectures using modern principles such as Zero Trust.
Translate technical security risks into clear, business-focused insights for senior stakeholders.
Essential Skills & Experience

Proven experience as a Security Architect, with a strong focus on mobile security.
Advanced knowledge of mobile app security, threat modelling, and secure architecture.
Strong understanding of OWASP, NCSC guidance, and secure design patterns.
Desirable

Experience embedding security into the Mobile SDLC (iOS & Android).
Knowledge of client-side controls (obfuscation, encryption, jailbreak/root detection).
Experience securing mobile APIs and Back End communications.
Understanding of Swift or Kotlin and mobile security best practices.
SANS Mobile Device Security or Ethical Hacking training.

About the Company

At Hydrogen Group, we enable people to live healthier, happier, more fulfilling and more successful lives in a rapidly changing world. We do this every day by giving people the tools they need to thrive. We know what works for one person, or business, won’t suit another, but if we can truly understand what type of people will thrive in your business, or what you need to Thrive in your own role, we’ll help you find that person or organisation to help you do just that. Our purpose will ensure that the people we work with ar... Know more