Selby Jennings
Senior Information Security Engineer
How your CV stacks up
Upload your CV to see how well it fits this job role
?%
Senior Information Security Engineer
A leading global investment firm is looking for a Senior Information Security Engineer to join its Information Security team. This position plays a key role in strengthening the organisation's security posture by providing expert guidance and driving improvements across network, cloud, data, and system security.
The successful candidate will act as an escalation point for Security Operations, ensuring complex security issues are effectively analysed and resolved. The role includes overseeing security across critical IT projects, leading threat modelling for complex systems, auditing key platforms for vulnerabilities, and developing automated capabilities to continuously validate control effectiveness and system resilience. This position offers the opportunity to lead security initiatives and shape the broader security roadmap.
Key Responsibilities:
Reasons to use Rodeo
Start with a chat, not a search bar
Grad scheme, placement, apprenticeship? Not sure what you want yet — that's fine. Your agent talks it through with you and turns "I have no idea" into a shortlist.
It searches the market for you
Every day your agent scans the market matching roles against what actually matters to you, not just keywords on a CV.
Only hits
No noise. No "maybe this fits." Just roles with a clear explanation of why they're right — and where to focus when applying.
- Strengthen security across core areas including network, system, email, cloud, and data protection
- Act as a security advisor on IT projects, ensuring risks are identified and mitigated
- Manage and optimise security tooling to ensure effective deployment and maintenance
- Design and implement security architectures to protect critical assets
- Provide second-line support to Security Operations
- Conduct threat modelling and risk assessments to identify and mitigate vulnerabilities
- Oversee relationships with MDR providers to ensure effectiveness and continuous improvement
- Deliver against the security roadmap, aligned to business priorities and emerging threats
- Collaborate cross-functionally to embed security into business processes
Required Experience:
- 7+ years' experience in an information security role (e.g. security engineering, architecture, operations, or application security)
- Hands-on experience with threat modelling, security testing (including penetration testing), and automated validation
- Strong understanding of cloud, network, and systems security principles
- Scripting experience (Python and/or PowerShell preferred)
- Familiarity with tools such as EDR, DLP, vulnerability scanners, firewalls, and email gateways
- Ability to communicate effectively with both technical and non-technical stakeholders
- Degree in Computer Science, Engineering, or a related STEM field
Get help with your application
Your very own career expert that helps elevate your application to the next level.
Nice to Have:
- Experience with risk assessment methodologies
- Knowledge of security best practices across AWS, Azure, and GCP
- Experience reviewing code and identifying application security risks (static/dynamic analysis)
- Familiarity with regulatory and security frameworks (e.g. GDPR, SEC, MAS TRM, NFA guidance)
- Relevant security certifications
“It took my CV and asked me questions relevant to understanding what kind of jobs to suggest for me. Suggestions were almost perfect. Jobs were exactly what I’ve been looking for.”
Jessica, London
Skills
Location