Penetration Tester Jobs in Gloucestershire

11 of 11 Penetration Tester Jobs in Gloucestershire

Senior Penetration Tester

Cheltenham, Gloucestershire, South West, United Kingdom
Hybrid / WFH Options
Yolk Recruitment
Senior Penetration Tester | 12 Month Initial Contract | £750 - £850 per day (Inside IR35) | Cheltenham or London | 1 day per week on-site | SC Clearance Eligibility Required MERITUS Talent are working with a boutique Defence consultancy supporting a UK Central Government department in their Cyber Security function. We're looking for an experienced Senior Penetration Tester with … leads, particularly those working independently without peer support. Advising the wider project team on best practices in red teaming and adversary simulation. Skills Required: Solid hands-on experience in penetration testing and red teaming, particularly in operational environments. A background in technical QA - reviewing, validating, and improving the output of other testers. Experience as an assessor or contributor to More ❯
Employment Type: Contract, Work From Home
Rate: £750.00 - £850.00 per day
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Penetration Tester

Cheltenham, England, United Kingdom
Computer Network Defence Ltd (CND)
Role: Penetration Tester Type: Permanent Location: Cheltenham/Remote Clearance: SC/DV Are you an offensive security specialist who is excited about delivering the best service possible? Keen to work in a business where you stand to work alongside some very talented testers? CND are working with a boutique Cyber Security consultancy who are focused on the … Penetration Testing market. What makes them stand out? They are not interested in flashy marketing and would never be caught trying to pass off a Nessus scan as a Penetration Test. The business has been built on delivering excellent testing and reports as well as ensuring that clients see the real benefits of their testing outputs. The company … have an office in Cheltenham however you are welcome to work where is best for you. Key Responsibilities: • Work to deliver CHECK penetration testing services • Lean into non-CHECK work where necessary • Work with the sales team to flesh out technical input as needed • Deliver quality reports to customers, • Stay up to date with industry trends and new attack More ❯
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Penetration Tester

Cheltenham, England, United Kingdom
Computer Network Defence Ltd (CND)
to work in a business where you stand to work alongside some very talented testers? CND are working with a boutique Cyber Security consultancy who are focused on the Penetration Testing market. What makes them stand out? They are not interested in flashy marketing and would never be caught trying to pass off a Nessus scan as a Penetration … benefits of their testing outputs. The company have an office in Cheltenham however you are welcome to work where is best for you. Key Responsibilities: • Work to deliver CHECK penetration testing services • Lean into non-CHECK work where necessary • Work with the sales team to flesh out technical input as needed • Deliver quality reports to customers, • Stay up to … tests • Currently holds a CHECK equivalency certification • Eligibility to hold or currently hold clearance • Experience working with Linux and Windows OS • Strong understanding of working with common tooling for penetration testing • Ideally, a knowledge of Cloud services such as Azure or AWS • Capability to script or code in Bash, Python etc • Appreciation for Cyber Security standards such as ISO27001 More ❯
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Penetration Tester

Cheltenham, England, United Kingdom
Hybrid / WFH Options
Meritus
Senior Penetration Tester | 12 Month Initial Contract | £750 - £850 per day (Inside IR35) | Cheltenham or London | 1 day per week on-site | SC Clearance Eligibility Required MERITUS Talent are working with a boutique Defence consultancy supporting a UK Central Government department in their Cyber Security function. We’re looking for an experienced Senior Penetration Tester with … leads, particularly those working independently without peer support. Advising the wider project team on best practices in red teaming and adversary simulation. Skills Required: Solid hands-on experience in penetration testing and red teaming, particularly in operational environments. A background in technical QA – reviewing, validating, and improving the output of other testers. Experience as an assessor or contributor to More ❯
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Penetration Tester

Cheltenham, England, United Kingdom
Hybrid / WFH Options
Meritus
This range is provided by Meritus. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Senior Penetration Tester | 12 Month Initial Contract | £750 - £850 per day (Inside IR35) | Cheltenham or London | 1 day per week on-site | SC Clearance Eligibility Required MERITUS Talent are working with … a boutique Defence consultancy supporting a UK Central Government department in their Cyber Security function. We’re looking for an experienced Senior Penetration Tester with a strong background in adversary simulation and technical quality assurance to join a high-impact project within the UK cyber security space. This role is ideal for someone who’s not only delivered … leads, particularly those working independently without peer support. Advising the wider project team on best practices in red teaming and adversary simulation. Skills Required: Solid hands-on experience in penetration testing and red teaming, particularly in operational environments. A background in technical QA – reviewing, validating, and improving the output of other testers. Experience as an assessor or contributor to More ❯
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Penetration Tester (OSCP or similar certified)

Cheltenham, England, United Kingdom
Hybrid / WFH Options
JR United Kingdom
Social network you want to login/join with: Penetration Tester (OSCP or similar certified), Cheltenham Client: Harrington Starr Location: Cheltenham Job Category: Other EU work permit required: Yes Job Views: 4 Posted: 26.06.2025 Expiry Date: 10.08.2025 Job Description: Harrington Starr has partnered with a global multi-billion-pound business in Belfast, seeking a Vulnerability and Penetration … of the firm's assets. Continuously evaluate relevant products, tools, scripts, and techniques to enhance assessment capabilities. r+ years in a pen test role Excellent knowledge of Vulnerability and Penetration Testing concepts and best practices, including WhiteHat/Ethical Hacking requirements. Experience with automated tools such as Nessus, Appscan, Burp Suite, Nipper, and Trustwave. Expert understanding of the difference … between a vulnerability assessment and a penetration test regarding scope, objectives, and deliverables. Working knowledge of information security frameworks such as ISO27001, NIST, and CIS. If this sounds like a good opportunity, apply today. Unfortunately, no sponsorship is offered at this stage for this role. #J-18808-Ljbffr More ❯
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Penetration Tester

Cheltenham, Gloucestershire, United Kingdom
Security Wizardry Radar Page
to work in a business where you stand to work alongside some very talented testers? CND are working with a boutique Cyber Security consultancy who are focused on the Penetration Testing market. What makes them stand out? They are not interested in flashy marketing and would never be caught trying to pass off a Nessus scan as a Penetration … tests. Currently holds a CHECK equivalency certification. Eligibility to hold or currently hold clearance. Experience working with Linux and Windows OS. Strong understanding of working with common tooling for penetration testing. Ideally, a knowledge of Cloud services such as Azure or AWS. Capability to script or code in Bash, Python etc. Appreciation for Cyber Security standards such as ISO27001 More ❯
Employment Type: Permanent
Salary: GBP Annual
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Penetration Tester

Cheltenham, England, United Kingdom
JR United Kingdom
network you want to login/join with: Are you an offensive security specialist excited about delivering the best service? Join a boutique Cyber Security consultancy focused on the Penetration Testing market. They prioritize quality testing and reports over marketing hype, ensuring clients see real benefits from their testing outputs. The company is based in Cheltenham but offers flexible … working locations. Key Responsibilities: Deliver CHECK penetration testing services. Engage in non-CHECK testing where necessary. Collaborate with the sales team for technical input. Produce high-quality reports for clients. Stay updated on industry trends and attack methods. Conduct testing across INF, APP, Mobile, AD, or Cloud environments. Possess a CHECK equivalency certification. Hold or be eligible to hold … security clearance. Experience with Linux and Windows OS. Proficiency with common penetration testing tools. Knowledge of Cloud services like Azure or AWS (preferred). Ability to script or code in Bash, Python, etc. Understanding of cybersecurity standards such as ISO27001, PCI-DSS, or CIS. This role offers growth opportunities and the chance to work with interesting clients in a More ❯
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Senior Penetration Tester

Cheltenham, Gloucestershire, England, United Kingdom
Hybrid / WFH Options
Lorien
Senior Penetration Tester (Inside IR35) Are you an SC cleared Penetration Tester looking for a new long term contract role? We are working with a government client looking for a Senior Penetration Tester to act as a benchmark on the quality of the penetration testing team. This role is based 4 days a … ongoing technical capability for the organisation Coaching team leaders to provide ongoing technical and leadership support Provide technical advice to project teams If you are a senior SC cleared Penetration Tester looking for a new role, please apply now! Carbon60, Lorien & SRG - The Impellam Group STEM Portfolio are acting as an Employment Business in relation to this vacancy. More ❯
Employment Type: Contractor
Rate: Salary negotiable
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Senior Penetration Tester

Cheltenham, England, United Kingdom
Yolk Recruitment
Senior Penetration Tester | 12 Month Initial Contract | £750 - £850 per day (Inside IR35) | Cheltenham or London | 1 day per week on-site | SC Clearance Eligibility Required Please make an application promptly if you are a good match for this role due to high levels of interest. MERITUS Talent are working with a boutique Defence consultancy supporting a UK … Central Government department in their Cyber Security function. We're looking for an experienced Senior Penetration Tester with a strong background ... JBLK1_UKTJ More ❯
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Penetration Tester

Cheltenham, England, United Kingdom
Russell Tobin
Job Description Penetration Testing Scheme Manager- Cheltenham/Hybrid 4 days home/1 day at office- 12 months - SC needed! - up to £750 per day-£850 per day - (CHECK experience essential) Tasks & Responsibilities: Perform tests on applications, network devices, and cloud infrastructures Design and conduct simulated social engineering attacks Research and experiment with different types of attacks Develop … methodologies for penetration testing Review code for security vulnerabilities Reverse engineer malware or spam Document security and compliance issues Automate common testing techniques to improve efficiency Write technical and executive reports Communicate findings to both technical staff and executive leadership Validate security improvements with additional testing Analyse the overall business model and provide feedback on areas of improvement In … order to mitigate, the team requires an experienced penetration tester with past or current experience of working in the CHECK Scheme to undertake the following tasks: In-year sampling of CHECK reports to ensure adherence to the standard and confirm the company’s ongoing technical capability to remain part of the CHECK scheme. In-year sampling of new More ❯
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