Penetration Testing Engineer (Offensive Security) in London

Penetration Testing Engineer (Offensive Security) in London

London Full-Time 60000 - 80000 £ / year (est.) No working from home possible
Appit LLC

At a Glance

  • Tasks: Conduct advanced penetration testing on web apps, networks, and cloud environments.
  • Company: Join APPIT Software Solutions, a leader in AI-powered enterprise products.
  • Benefits: Enjoy competitive salaries, flexible work arrangements, and career growth opportunities.
  • Other info: Collaborate with a dynamic team of 150+ professionals in a cutting-edge tech environment.
  • Why this job: Make a real impact by simulating real-world attacks and improving security.
  • Qualifications: 5+ years in penetration testing with relevant certifications required.

The predicted salary is between 60000 - 80000 £ per year.

APPIT Software Solutions is hiring a Penetration Testing Engineer (Offensive Security) in London, UK. Conduct advanced penetration testing engagements across web applications, networks, and cloud environments, delivering actionable findings for APPIT Software Solutions in London.

Responsibilities

  • Plan and execute penetration testing engagements covering web applications, APIs, mobile apps, and internal/external networks.
  • Perform advanced exploitation techniques including privilege escalation, lateral movement, and Active Directory attacks.
  • Conduct red team exercises simulating real-world adversary tactics, techniques, and procedures (TTPs).
  • Write detailed technical reports with clear risk ratings, proof-of-concept exploits, and prioritized remediation guidance.
  • Collaborate with blue team and engineering teams to validate fixes and improve detection capabilities.
  • Research emerging vulnerabilities, develop custom exploit tools, and maintain an up-to-date attack methodology library.

Requirements

  • 5+ years of professional penetration testing or ethical hacking experience.
  • OSCP, OSCE, OSEP, or CREST CRT/CCT certification required.
  • Expert proficiency with penetration testing tools (Metasploit, Cobalt Strike, Burp Suite Professional, Nmap, BloodHound).
  • Strong understanding of network protocols (TCP/IP, DNS, HTTP/S), Active Directory, and common enterprise architectures.
  • Experience with cloud penetration testing across AWS, Azure, or GCP environments.
  • Ability to write custom scripts and exploits in Python, PowerShell, or C for engagement-specific needs.

Nice to Have

  • Experience with purple team exercises and MITRE ATT&CK framework mapping.
  • Background in bug bounty programs with recognized findings.
  • Knowledge of IoT or OT/SCADA security testing.

About APPIT Software Solutions

APPIT Software Solutions is a leading technology company building AI-powered enterprise products. Join 150+ professionals working on cutting-edge solutions in AI/ML, cloud computing, and digital transformation. We offer competitive salaries, flexible work arrangements, and opportunities for career growth across our global offices.

Penetration Testing Engineer (Offensive Security) in London employer: Appit LLC

APPIT Software Solutions is an exceptional employer, offering a dynamic work culture that fosters innovation and collaboration among over 150 professionals in the heart of London. With competitive salaries, flexible work arrangements, and ample opportunities for career advancement in cutting-edge technologies like AI and cloud computing, employees are empowered to grow their skills while contributing to impactful projects. Join us to be part of a forward-thinking team that values your expertise and encourages continuous learning in a vibrant city.

Appit LLC

Contact Details:

Appit LLC Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Penetration Testing Engineer (Offensive Security) in London

Tip Number 1

Network like a pro! Attend industry meetups, conferences, or local tech events. It's a great way to connect with potential employers and other professionals in the field. Plus, you never know who might have a lead on your dream job!

Tip Number 2

Show off your skills! Create a portfolio showcasing your penetration testing projects, including any custom scripts or tools you've developed. This not only demonstrates your expertise but also gives you something tangible to discuss during interviews.

Tip Number 3

Practice makes perfect! Engage in Capture The Flag (CTF) competitions or contribute to open-source security projects. This hands-on experience can set you apart from other candidates and show that you're serious about your craft.

Tip Number 4

Apply through our website! We’re always on the lookout for talented individuals like you. Tailor your application to highlight your relevant experience and skills, and don’t forget to follow up after submitting to express your enthusiasm!

We think you need these skills to ace Penetration Testing Engineer (Offensive Security) in London

Penetration Testing
Ethical Hacking
Advanced Exploitation Techniques
Privilege Escalation
Lateral Movement
Active Directory Attacks
Red Team Exercises

Some tips for your application 🫡

Tailor Your CV:Make sure your CV is tailored to the Penetration Testing Engineer role. Highlight your relevant experience, especially in penetration testing and ethical hacking, and don’t forget to mention those certifications like OSCP or CREST!

Show Off Your Skills:In your application, showcase your expertise with tools like Metasploit and Burp Suite. We want to see your technical prowess, so include specific examples of how you've used these tools in past projects.

Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Explain why you’re passionate about offensive security and how your skills align with our needs at APPIT Software Solutions. Keep it engaging and personal!

Apply Through Our Website:Don’t forget to apply through our website! It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows you’re keen on joining our team!

How to prepare for a job interview at Appit LLC

Know Your Tools Inside Out

Make sure you’re well-versed in the penetration testing tools mentioned in the job description, like Metasploit and Burp Suite. We recommend practising with these tools beforehand so you can confidently discuss your experience and even demonstrate your skills during the interview.

Showcase Your Real-World Experience

Prepare to share specific examples from your past work that highlight your expertise in penetration testing. Discuss any advanced exploitation techniques you've used, such as privilege escalation or lateral movement, and how they contributed to successful engagements.

Understand the Company’s Focus

Research APPIT Software Solutions and their approach to offensive security. Familiarise yourself with their products and any recent news. This will help you tailor your answers and show that you’re genuinely interested in contributing to their team.

Prepare for Technical Questions

Expect technical questions that assess your knowledge of network protocols and cloud environments. Brush up on your understanding of TCP/IP, DNS, and Active Directory, and be ready to explain how you would approach a penetration test in various scenarios.