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Penetration Tester

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Penetration Tester
About the role
Our client is looking for an experienced Penetration Tester to join their cybersecurity team. This is an opportunity to play a key role in helping clients identify, understand and manage their security risks across IT infrastructure, applications and networks.
You will be responsible for undertaking rigorous penetration testing, identifying vulnerabilities and simulating real-world attacks to help clients assess their security posture against potential threats.
You will use a combination of manual and automated techniques and will be expected to keep your knowledge of the evolving threat landscape, vulnerabilities and attack methodologies up to date.
As well as strong technical capability, you will need excellent communication skills and the ability to explain complex technical findings clearly to both technical and non-technical stakeholders.
Hybrid working
The role will involve a blend of home working, company offices and client sites. You will be required to attend client locations when necessary and this is not a 100% remote position.
Your role
Being certified as a CHECK Team Member (CTM) is a prerequisite for this role.
As a Penetration Tester, you will deliver high-quality penetration testing and consultancy services, as well as a range of security assessments, including specialist assessments and IT Health Checks.
Your responsibilities will include:
- Producing accurate and concise documentation, including technical reports, executive summaries, scopes and proposals.
- Engaging with a variety of stakeholders, including both technical and non-technical audiences, to ensure they understand the work delivered and its findings.
- Ensuring the quality, relevance and confidentiality of all work undertaken while meeting client expectations and required standards.
- Maintaining strong technical expertise and keeping up to date with emerging threats, technologies, vulnerabilities and penetration testing methodologies.
- Contributing to the development of security testing capabilities and services.
- Sharing knowledge across the wider team and contributing to research and initiatives that enhance technical capability.
- Working collaboratively with colleagues and clients to deliver high-quality security outcomes.
Reasons to use Rodeo
I’m in my final year doing Economics and I don’t know whether to apply for grad schemes now or do a masters first. What do you think?
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Graduate Consultant — 2026 Scheme
Why you're a good match
StrongYour economics background and your summer at a regional bank line up with what PwC looks for on the consulting scheme. Applications close in four weeks.
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Why you're a good match
You’ve got the grades and the economics background, and your bank internship is exactly the experience this scheme looks for. Apply soon — deadlines close within the month.
Experience fit
Your summer at the bank plus your econometrics coursework map directly to the day-one responsibilities on this scheme — client modelling, market briefings, and deal support.
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Your skills and experience
- Proven experience working in a Penetration Testing role.
- CHECK Team Member (CTM) certification is essential.
- Strong knowledge of penetration testing tools including Burp Suite, Metasploit, Nmap and similar tools.
- Good knowledge of multiple operating systems, including *Windows and NIX environments.
- Ability to configure and assess network devices, firewalls, IDS/IPS devices and wireless technologies.
- Good understanding of common security standards and regulatory compliance, including GDPR, ISO 27001 and PCI DSS.
- Experience of testing AI / LLMs is desirable but not essential.
- Excellent written and verbal communication skills, including the ability to produce detailed reports and provide clear recommendations for remediation.
- Strong organisational skills, including the ability to work under pressure, manage competing priorities and deal with ambiguity.
- Ability and willingness to work effectively as part of a team, including sharing knowledge and technical expertise.
- Willingness to travel to client locations across the UK.


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Security clearance and pre-employment checks
If successfully offered the position, you will be required to complete a series of pre-employment checks. These may include identity, nationality or immigration status, employment history covering the previous three continuous years, and an unspent criminal record check.
To be successfully appointed to this role, you will be required to obtain Security Check (SC) clearance.
To obtain SC clearance, candidates will normally need to have resided continuously in the UK for the last 5 years, alongside meeting the other relevant security vetting criteria.
During the recruitment process, you may be asked questions regarding your eligibility for security clearance, including your country of residence and nationality.
Some positions may be restricted to sole UK nationals for security reasons, so candidates may be asked to confirm their citizenship during the recruitment process.
The opportunity
This is an opportunity to join a team working on challenging cybersecurity assignments across a range of clients and environments.
You will have the opportunity to apply your technical expertise to real-world security challenges, work alongside experienced cybersecurity professionals and continue developing your penetration testing and consultancy skills.
If you are a CHECK-certified Penetration Tester looking for your next opportunity and have a strong technical background combined with the ability to communicate effectively with clients, we would be interested in hearing from you.
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