Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Conduct penetration tests on web apps, APIs, and infrastructure while leading client engagements.
- Company: Join a top UK consultancy with a strong focus on offensive security.
- Benefits: Enjoy a competitive salary, remote work, travel expenses, and a pension scheme.
- Other info: Opportunities for mentorship and career growth in a dynamic team.
- Why this job: Make a real impact in cybersecurity while working flexibly from anywhere.
- Qualifications: Experience in penetration testing and strong communication skills.
The predicted salary is between 55000 - 90000 £ per year.
We are looking for experienced Penetration Testers to join one of the UK's larger dedicated offensive security practices. With a team of around 70 testers split across CHECK and CREST work, this is a well-established consultancy delivering high-quality assessments across a broad client base, with genuine variety in engagement type, sector, and technical depth.
Multiple roles are available across mid and senior levels, and the company is flexible on starting clearance level. This role is fully remote with client site visits as required.
- Deliver web application, API, and infrastructure penetration tests, taking ownership of engagements end-to-end from scoping through to final report delivery.
- Lead client-facing engagements, communicating high-risk findings as they are identified to support swift remediation.
- Produce clear, professional reports tailored to client-specific context and business risk.
- Contribute to internal QA, mentor more junior consultants, and support report quality across the team.
Hands-on experience delivering web application, API, and/or infrastructure penetration tests in a professional consultancy setting is required.
Salary: £55,000 - £90,000, depending on experience, certifications and clearance level.
Benefits include:
- Fully remote working
- Overnight bonus for client site visits
- Travel and expenses covered for client work
- Company pension scheme
Penetration Tester -Remote Working in Sheffield employer: Oscar Associates (UK) Limited
Contact Detail:
Oscar Associates (UK) Limited Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Penetration Tester -Remote Working in Sheffield
✨Tip Number 1
Network like a pro! Reach out to fellow penetration testers and industry professionals on LinkedIn or forums. Join relevant groups and participate in discussions to get your name out there and learn about potential job openings.
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your best penetration testing projects, including any Hack The Box or TryHackMe challenges you've completed. This will give potential employers a taste of what you can do and set you apart from the crowd.
✨Tip Number 3
Prepare for interviews by brushing up on common penetration testing scenarios and techniques. Be ready to discuss your past experiences and how you handled specific challenges. Practice makes perfect, so consider doing mock interviews with friends or mentors.
✨Tip Number 4
Don't forget to apply through our website! We have multiple roles available, and applying directly can give you an edge. Plus, it shows you're genuinely interested in joining our team of skilled penetration testers.
We think you need these skills to ace Penetration Tester -Remote Working in Sheffield
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the Penetration Tester role. Highlight your relevant experience, especially in web application, API, and infrastructure testing. We want to see how your skills match what we're looking for!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you're passionate about penetration testing and how you can contribute to our team. Keep it professional but let your personality come through.
Showcase Your Skills: Don’t forget to mention any certifications or hands-on experience you have, like Hack The Box or TryHackMe. We love seeing candidates who are actively involved in the community and continuously learning!
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way to ensure your application gets into the right hands. Plus, it shows us you’re serious about joining our team!
How to prepare for a job interview at Oscar Associates (UK) Limited
✨Know Your Stuff
Make sure you brush up on your technical skills, especially around web application, API, and infrastructure penetration testing. Be ready to discuss specific tools and methodologies you've used in past engagements, as this will show your hands-on experience.
✨Tailor Your Approach
Understand the company’s client base and the types of assessments they deliver. When discussing your experience, relate it back to how it can benefit their specific needs. This shows that you’ve done your homework and are genuinely interested in the role.
✨Communicate Clearly
Since you'll be leading client-facing engagements, practice explaining complex findings in a straightforward manner. Prepare to demonstrate how you would communicate high-risk issues to clients effectively, as this is crucial for swift remediation.
✨Show Your Passion
Engagement in the community, such as participating in platforms like Hack The Box or TryHackMe, can set you apart. Share any relevant certifications or projects that showcase your commitment to continuous learning and improvement in the field of penetration testing.