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Penetration Tester
Job Posted: 5 hours ago
Salary: £ Competitive
Job Type: Permanent
Location: LS1, Leeds, West Yorkshire
Expire in: a month
Job Description
Position Summary
The penetration testing team at Claranet Cyber Security is composed of highly skilled, professional ethical hackers with a real passion for improving our clients’ security posture by demonstrating how systems can be compromised and what steps can be taken to defend. Team members work on everything from client projects to development work and training, dealing with large corporate penetration tests to gaining credit for published advisories.
Objectives & Key Results
As a Penetration Tester at Claranet, you will able to deliver you own web application tests and through training and partnering, you will be involved in a full range of testing work from mobile app and infrastructure testing to social engineering and Red Team exercises.
Key Responsibilities:
* Undertaking web and mobile application testing and infrastructure testing engagements
* Using the opportunities provided by the business to improve skills and capabilities into all areas of testing
* Communicating within Claranet and with clients, both orally and in writing
* Contribute to the writing and publishing of whitepapers and advisories
* If not achieved already, working towards CREST qualifications; CPSA, CRT and CCT
Behavioural Competencies – Organisational & Behavioural Fit
* Client facing, able to confidently and professionally represent the company
* Must be self-motivated and able to work in an independent manner as well as part of a team
* Conducting penetration testing work out of normal office hours on occasion
* Willing to travel to deliver onsite work as required
* Appetite to shadow, train and develop to improve capabilities into all areas of security testing
Critical Competencies – Technical Fit
* Have a good understanding of web & mobile application and infrastructure testing and methodologies
* Able to manually and proficiently exploit web application and network infrastructure vulnerabilities
* Have a logical and time-conscious approach to report writing
* Have a working knowledge of common programming languages such as C, C++, C#, Java
* Have experience of at least one scripting language such as Ruby, Python or Perl
* Delivering chargeable web app testing engagements
* Providing remediation advice
* Producing accurate technical reports
* Working under pressure of deadlines and structuring workload accordingly
* Problem-solving, helping others to understand complex ideas
Desirable
* Security clearance (or eligibility for clearance)
* CISSP, CISA, CEH, OSCP or equivalent reputable information security certifications
* Public speaking experience
* Full UK driving license
Benefits
At Claranet, we go the extra mile with our people—because we believe in building a workplace where everyone feels valued and supported. Our flexible benefits package includes:
* Pension Scheme: Employer-matched contributions to help you plan for the future.
* Comprehensive Healthcare Coverage: Access to private medical care for your peace of mind and wellbeing.
* Discounted Gym Memberships: Prioritise your fitness with exclusive rates at leading gyms.
* Personalised Wellbeing Support: App-based resources and services available 24/7
* Enhanced Annual Leave: 25 days of holiday, increasing to 27 days with service, plus bank holidays and a day off for your birthday.
* Continuous Learning & Development: Ongoing opportunities to grow your skills and advance your career.
What makes us unique is Team Claranet, our internal community that supports causes close to our employees’ hearts. We offer paid charity leave, support local charities across our offices, and host annual fundraising events, all backed by a dedicated committee.
We’re proud founding members of TC4RE (Technology Community for Racial Equality) working collectively to build a more diverse and inclusive tech industry.
About Claranet
Founded at the beginning of the dot com bubble in 1996, our CEO Charles Nasser had a light bulb moment to develop a truly customer-focused IT business. Since then, Claranet has grown from an Internet Service Provider (ISP) in the UK to being one of the leading business modernisation experts, who deliver solutions across 11+ countries.
Equal Opportunities Statement
Diversity, equity and inclusion are at the heart of what we value as an organisation. Claranet is an equal opportunities employer and all qualified applicants will receive consideration for employment without regard to race, religion, sex, sexual orientation, age, disability or any other status protected by law. Our recruitment team are happy to support any reasonable adjustments that are needed within the recruitment process.
Ready to take the next step in your career with Claranet? Click ‘apply’ – we can’t wait to meet you!
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