At a Glance
- Tasks: Conduct advanced mobile app penetration testing and identify vulnerabilities.
- Company: Innovative UK tech company leading in digital identity and biometric security.
- Benefits: Competitive salary, hybrid work model, and opportunities for professional growth.
- Other info: Mentorship opportunities and exposure to cutting-edge security technologies.
- Why this job: Join a dynamic team tackling real-world security challenges and enhancing mobile security.
- Qualifications: 4+ years in red teaming or mobile security with expertise in Android/iOS.
The predicted salary is between 75000 - 75000 £ per year.
Salary £75,000 - 75,000 per year
Requirements
- At least 4 years of experience in red teaming, penetration testing, or mobile security research.
- Strong expertise in Android and/or iOS application security.
- Hands‑on experience with tools such as Frida, Ghidra, Hopper, IDA Pro, and Burp Suite.
- Experience analysing APK and IPA binaries.
- Ability to bypass certificate pinning, anti‑debugging, and anti‑tamper controls.
- Strong understanding of Android and iOS security models.
- Knowledge of secure storage, including Keychain and Keystore.
- Solid understanding of cryptographic implementations and OAuth/authentication protocols.
- Scripting and automation skills to build custom testing tools.
- Excellent communication skills and the ability to explain findings clearly.
- Experience with biometric systems and identity verification technologies is valued.
- A security research background, open‑source tooling contributions, or vulnerability research experience is valued.
- Exposure to threat modelling and secure architecture reviews is valued.
Responsibilities
- Conduct advanced mobile application penetration testing across iOS and Android.
- Perform reverse engineering, runtime manipulation, and instrumentation attacks.
- Simulate realistic adversarial scenarios using rooted and jailbroken devices, emulator and Frida‑based attacks, certificate pinning bypass, session manipulation, API abuse, biometric spoofing, and presentation attacks.
- Identify weaknesses in authentication, cryptographic controls, and mobile architectures.
- Develop proof‑of‑concept exploits and custom tooling.
- Produce high‑quality reports with practical remediation guidance.
- Work closely with software engineers and product teams to validate fixes.
- Research emerging mobile attack techniques and adversarial methods.
- Support improvements to security monitoring and detection capabilities.
- Mentor development teams on secure mobile development practices.
Technologies
- API
- Android
- Support
- Mobile
- OAuth
- Security
- iOS
We are an innovative UK technology company operating at the forefront of digital identity and biometric security. As our security function continues to grow, we are looking to appoint an experienced Offensive Security Engineer with a strong focus on mobile application security. This is a hybrid UK‑based role offering a salary of £65-75k DOE. You will join a team focused on simulating real‑world attack scenarios, identifying vulnerabilities before they can be exploited, and working closely with engineering teams to strengthen our mobile security posture. We offer the opportunity to work on sophisticated red team and mobile security assessments, explore emerging threats, and contribute to secure development across our products.
Offensive Security Engineer (Mobile) - South East London employer: Sivara GmbH
As an innovative UK technology company at the forefront of digital identity and biometric security, we pride ourselves on fostering a collaborative and dynamic work culture that encourages continuous learning and professional growth. Our hybrid working model allows for flexibility while you engage in cutting-edge mobile security assessments, and our commitment to mentoring ensures that you will develop your skills alongside industry experts. Join us in South East London, where you can make a meaningful impact in enhancing mobile application security and be part of a team that values creativity and innovation.
StudySmarter Expert Advice🤫
We think this is how you could land Offensive Security Engineer (Mobile) - South East London
✨Get Involved in the Cybersecurity Community
Diving into the cybersecurity community is key for landing that full-time gig. Join forums like Reddit's r/cybersecurity or attend local meetups to connect with industry veterans and other job seekers. Networking is everything in this field—don’t just be a passive lurker!
✨Show Off Your Skills with Capture the Flag Competitions
Participate in Capture the Flag (CTF) competitions; these are not just a fun way to boost your skills but also a chance to showcase your talent to potential employers. Many companies, including Sivara GmbH, love seeing candidates who actively engage in these challenges.
✨Tailor Your Online Presence
Make sure your LinkedIn and any professional profiles reflect your cybersecurity expertise. Share your projects, whether they’re personal or from a previous role, to catch the eye of hiring managers. This is how they’ll find your passion and commitment to the field!
✨Apply Directly Through Sivara GmbH
Don’t forget to head straight to our website and check out any openings for cybersecurity roles at Sivara GmbH. Applying directly can sometimes give you an edge, especially if you can mention that you've been following our work or engaging in the community.
We think you need these skills to ace Offensive Security Engineer (Mobile) - South East London
Some tips for your application 🫡
Show off your technical skills:In cybersecurity, it's crucial to highlight your technical prowess. Make sure your CV showcases specific skills like network security, penetration testing, or threat analysis. If you have relevant certifications (like CEH or CISSP), pop those on the front page to grab attention!
Tailor your portfolio for the role:Even for a full-time role, a portfolio can set you apart. If you've worked on any cybersecurity projects—be it CTF challenges, security assessments, or research papers—include these in your application. This demonstrates not just your skills, but also your hands-on experience!
Use real-world examples:When writing your cover letter, don’t just stick to your qualifications. Share real-world examples of how you’ve tackled security issues or vulnerabilities. This gives the hiring team at Sivara GmbH insight into your practical problem-solving abilities and makes your application memorable.
Demonstrate your passion for cybersecurity:Cybersecurity is an ever-evolving field, so show us that you’re always learning! Mention any recent courses, webinars, or industry events you’ve attended. This not only exhibits your enthusiasm but also signals to Sivara GmbH that you’re committed to staying ahead in the game.
How to prepare for a job interview at Sivara GmbH
✨Sharpen Your Technical Skills
For a role in cybersecurity, it’s essential to be up-to-date with the latest tools and techniques. Brush up on your knowledge of firewalls, intrusion detection systems, and vulnerability assessment tools. Be ready to discuss specific scenarios where you’ve applied these skills, as hands-on experience can really set us apart in interviews.
✨Prepare for Scenario-Based Questions
Expect the interviewers at Sivara GmbH to throw in some hypothetical situations to see how you’d handle them. Think about common security breaches or incidents and be prepared to explain how you would respond. This not only shows your problem-solving skills but also your understanding of real-world cybersecurity challenges.
✨Highlight Your Certifications
Certifications like CompTIA Security+, CISSP, or CEH can give you a significant edge in a full-time role in cybersecurity. Make sure to mention these during your interview and be prepared to discuss what you learned through those certifications and how they relate to the position at Sivara GmbH.
✨Show Your Passion for Cybersecurity
Since you’re going for a full-time gig, showing genuine enthusiasm for the field can make all the difference. Share any personal projects, blogs, or communities you’re part of that relate to cybersecurity. This not only showcases your passion but also your commitment to staying engaged in this ever-evolving field.
