At a Glance
- Tasks: Design secure cloud architectures and advise on enterprise-scale transformations.
- Company: Leading intelligence firm with a diverse and talented team.
- Benefits: Competitive salary, flexible working, private medical insurance, and generous holiday.
- Other info: Collaborative environment with significant career growth opportunities.
- Why this job: Shape the future of cloud security and work on high-profile projects.
- Qualifications: 10+ years in cloud security with strong consulting skills.
The predicted salary is between 63000 - 77000 £ per year.
G3 is a market leader in the intelligence and investigations sector.
It is one the largest human-source-focused intelligence firm headquartered in the UK and holds a leading position in most major financial and legal hubs worldwide.
G3’s intelligence offering helps C-suite, boards, legal and deal teams make the decisions that matter most to their organisations.
We work alongside clients, including many of the largest companies, law firms, and sovereign wealth and private equity funds, on many of the world's most significant corporate actions, advising on M&A, regulatory and policy matters, and senior appointments.
We also provide investigations and dispute advice, helping clients investigate fraud, support legal strategies and recover assets, alongside cyber advice to help defend against the prevailing threat environment.
Clients turn to G3 when they need a better understanding of a commercial risk, a regulatory environment or an executive team, and value the independence and discretion of our work.
G3 has been established for over 25 years, has a diverse and talented team across its office hubs, and is supported by Senior Advisers, including former heads of the US, UK, and Australian intelligence services, former Chairs of global banks, and former managing partners of law firms.
The Role
We are looking for an exceptional
Principal Cloud Security Engineer to join our growing cyber consulting practice.
This is a rare opportunity for a highly experienced cloud security principal engineer to combine technical excellence, and practice growth in a role that offers significant influence across clients, engagements, and the future direction of G3’s cloud security capability.
You will play a key role in expanding our Cloud Security practice.
What You’ll Be Doing
You will
- Design and deliver secure, resilient, and scalable architecture designs across AWS, Azure, and Google Cloud Platform environments.
- Advise on enterprise-scale cloud transformation, migration, and modernisation programmes, supporting across strategy through to implementation.
- Help clients establish and mature Dev Sec Ops capabilities, embedding security into CI/CD pipelines, Infrastructure as Code, and cloud-native engineering practices.
- Drive cloud security governance, architecture assurance, security remediation, and control optimisation initiatives.
- Conduct security architecture reviews, threat modelling exercises, risk assessments, and cloud security maturity assessments.
- What We’re Looking For
We're seeking an experienced principal cloud security principal Engineer who combines deep technical expertise with strong consulting capabilities.
- 10+ years' experience in cloud security or related disciplines.
- Proven track record delivering complex cloud security programmes within enterprise environments.
- Strong expertise across cloud platforms, identity and access management, network security, data protection, and security operations.
- Up to date experience designing and implementing secure cloud architectures across AWS and Microsoft 365.
- Deep understanding of modern security frameworks and architectures, including Zero Trust principles.
Desirable and highly advantageous
- Azure and/or Google Cloud Platform experiences.
- Excellent stakeholder management, communication, and client-facing consulting skills.
- Experience leading teams and driving successful outcomes in complex delivery environments.
One or more of the following (or equivalent)
- CISSP
- CCSP
- AWS Security Specialty
- Microsoft Cybersecurity Architect Expert
- Google Professional Cloud Security Engineer
- Key attributes
You enjoy solving complex problems, building trusted client relationships, and helping teams perform at their best.
You are comfortable discussing cloud security strategy with stakeholders as you are reviewing architecture diagrams or challenging technical design decisions.
Most importantly, you bring an entrepreneurial mindset and a genuine enthusiasm for helping grow a high-performing Cloud Security practice.
Why Join Us?
- Opportunity to shape a growing Cloud Security capability.
- Work on complex, high-profile cloud security programmes across multiple industries.
- Influence senior client stakeholders and strategic security decisions.
- Collaborative, supportive, and technically strong consulting environment.
- Significant scope for professional growth, leadership, and career progression.
- Flexible working arrangements
- Compensation (base and bonus): competitive, based on experience.
- Flexible working balance of home and office (London).
- Stakeholder employer pension contribution of 5%.
- Family friendly company – including enhanced maternity and paternity pay.
- Private medical insurance including generous terms of cover for both medical hospital, dental and mental health support for you, your partner and children (subject to T&Cs of the policy).
- Life insurance – 4 x annual salary.
- 25 days holiday per year in addition to bank holidays.
- Cycle to Work Scheme.
Please note that you need to have the right to work in the UK for this role.
We are committed to creating a diverse and inclusive workplace and encourage applications from all qualified individuals, regardless of race, gender, disability, or any other characteristic.
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Principal Cloud Security Engineer in London employer: G3
G3 is an exceptional employer, offering a dynamic work environment in the heart of London, where innovation and collaboration thrive. With over 25 years of industry leadership, employees benefit from a diverse and talented team, extensive professional growth opportunities, and a commitment to inclusivity. The company provides competitive compensation, flexible working arrangements, and a strong focus on client relationships, making it an ideal place for professionals seeking meaningful and rewarding careers in the intelligence and investigations sector.
StudySmarter Expert Advice🤫
We think this is how you could land Principal Cloud Security Engineer in London
✨Get Involved in the Cybersecurity Community
Diving into the cybersecurity community is key for landing that full-time gig. Join forums like Reddit's r/cybersecurity or attend local meetups to connect with industry veterans and other job seekers. Networking is everything in this field—don’t just be a passive lurker!
✨Show Off Your Skills with Capture the Flag Competitions
Participate in Capture the Flag (CTF) competitions; these are not just a fun way to boost your skills but also a chance to showcase your talent to potential employers. Many companies, including G3, love seeing candidates who actively engage in these challenges.
✨Tailor Your Online Presence
Make sure your LinkedIn and any professional profiles reflect your cybersecurity expertise. Share your projects, whether they’re personal or from a previous role, to catch the eye of hiring managers. This is how they’ll find your passion and commitment to the field!
✨Apply Directly Through G3
Don’t forget to head straight to our website and check out any openings for cybersecurity roles at G3. Applying directly can sometimes give you an edge, especially if you can mention that you've been following our work or engaging in the community.
We think you need these skills to ace Principal Cloud Security Engineer in London
Some tips for your application 🫡
Show off your technical skills:In cybersecurity, it's crucial to highlight your technical prowess. Make sure your CV showcases specific skills like network security, penetration testing, or threat analysis. If you have relevant certifications (like CEH or CISSP), pop those on the front page to grab attention!
Tailor your portfolio for the role:Even for a full-time role, a portfolio can set you apart. If you've worked on any cybersecurity projects—be it CTF challenges, security assessments, or research papers—include these in your application. This demonstrates not just your skills, but also your hands-on experience!
Use real-world examples:When writing your cover letter, don’t just stick to your qualifications. Share real-world examples of how you’ve tackled security issues or vulnerabilities. This gives the hiring team at G3 insight into your practical problem-solving abilities and makes your application memorable.
Demonstrate your passion for cybersecurity:Cybersecurity is an ever-evolving field, so show us that you’re always learning! Mention any recent courses, webinars, or industry events you’ve attended. This not only exhibits your enthusiasm but also signals to G3 that you’re committed to staying ahead in the game.
How to prepare for a job interview at G3
✨Sharpen Your Technical Skills
For a role in cybersecurity, it’s essential to be up-to-date with the latest tools and techniques. Brush up on your knowledge of firewalls, intrusion detection systems, and vulnerability assessment tools. Be ready to discuss specific scenarios where you’ve applied these skills, as hands-on experience can really set us apart in interviews.
✨Prepare for Scenario-Based Questions
Expect the interviewers at G3 to throw in some hypothetical situations to see how you’d handle them. Think about common security breaches or incidents and be prepared to explain how you would respond. This not only shows your problem-solving skills but also your understanding of real-world cybersecurity challenges.
✨Highlight Your Certifications
Certifications like CompTIA Security+, CISSP, or CEH can give you a significant edge in a full-time role in cybersecurity. Make sure to mention these during your interview and be prepared to discuss what you learned through those certifications and how they relate to the position at G3.
✨Show Your Passion for Cybersecurity
Since you’re going for a full-time gig, showing genuine enthusiasm for the field can make all the difference. Share any personal projects, blogs, or communities you’re part of that relate to cybersecurity. This not only showcases your passion but also your commitment to staying engaged in this ever-evolving field.
