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Marks Sattin

IoT Cyber Security

Hybrid

Portsmouth, United kingdom

£ 60,000 /year

Full Time

13-03-2026

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Skills

Communication Python Java C# Ruby Bash PowerShell Penetration Testing Encryption Test Security Testing Embedded Systems

Job Specifications

A leading international testing and certification organisation is seeking an experienced IoT/IIoT Cybersecurity Engineer to join its growing cybersecurity team. You will be hands-on in technical assessments, penetration testing and product certification, supporting global technology manufacturers - wired and wireless IoT/IIoT devices, smart systems, and embedded solutions.

Role Focus:

Conduct cybersecurity assessments per current international standards (e.g. EN 303 645, NIST 8259, EN 18031-x series, NIST CSF)
Deliver bespoke penetration testing (hardware, firmware, web/mobile applications)
Deep dive into threat modelling, code review, firmware analysis and reverse engineering using industry tools
Develop and scale robust product certification frameworks for clients
Design client-focused test programmes
Take part in regulatory and standards committees; drive best practice in IoT/IIoT security

Technical Requirements:

Proven practical experience in IoT device penetration testing (hardware/software, embedded systems)
Scripting (Python, Ruby, LUA, PowerShell, Bash) and at least one compiled language (Java, C, C#)
Proficiency with security testing and vulnerability analysis toolsets
Understanding of regulatory requirements and evidence-based security controls (encryption, secure boot, access control)
Security testing automation and code review
Experience implementing vulnerability and patch management, threat intelligence processes

Qualifications & Experience:

Degree (BSc/MSc/PhD) in Cybersecurity or related field or equivalent certifications
Additional certifications (e.g. OWASP, OSCP, CISSP) highly advantageous
Strong communication skills (client engagement and reporting)
Understanding of full product development/test lifecycle in connected devices

About the Company

We are a specialist recruitment firm with an office network that covers: London, Birmingham, Leeds, Manchester, Reading, Bristol, Cheltenham, Dublin and Amsterdam. Founded in 1988, and joining Gi Group Holding in 2018, we've been leading by example for 30 years and counting, specialising in placing the very best talent in fast paced, entrepreneurial growth businesses. We offer a full multi-channel recruitment service for interim and permanent positions across the following divisions: Commerce & Industry Financial Services ... Know more