Application Security Engineer

About Paribu

Founded in 2017, Paribu has been playing a key role in the development of Türkiye’s crypto asset ecosystem by delivering innovative blockchain-based products and services. It offers a fast, easy, and secure exchange experience with more than 210 crypto assets.

In 2024, Paribu introduced Paribu Custody, one of the few globally digital asset custody solutions tailored for institutional clients. At the same time, Paribu offers a secure self-custody experience for individuals and startups through its next-generation crypto wallet solution, Paribu Self. Beyond its mission to increase blockchain adoption, Paribu is committed to shaping the future by actively supporting culture, arts, sports, and education.

Why join Paribu?

Paribu works with curious, innovative, and impact-driven professionals who are passionate about pushing boundaries and driving technological advancement. It fosters a culture of continuous learning, collaboration, and sharing. Whether you specialise in technology, design, strategy, operations, or beyond, you will be part of a team shaping the future of finance.

Paribu provides a working environment where ideas turn into reality, and innovation thrives. Here, you'll work alongside talented professionals, tackle exciting challenges, and contribute to meaningful projects that align with Paribu’s vision of delivering fast, easy, and secure experiences.

The impact you’ll make

At Paribu, every team member plays a crucial role in driving innovation and delivering high-quality solutions. In the Application Security Engineer role, you will be responsible for:

• Performing regular penetration testing and vulnerability assessments on internally developed and third-party web, iOS, and Android applications
• Managing and integrating SAST, DAST, and IAST tooling into application security processes and engineering workflows
• Contributing to the continuous improvement of the Secure Software Development Life Cycle ( SSDLC) and DevSecOps pipelines
• Conducting secure code reviews in close collaboration with software development teams
• Producing clear and actionable security findings, providing remediation guidance, and tracking vulnerabilities through resolution
• Monitoring the latest cybersecurity threats, zero-day vulnerabilities, and attack vectors to help strengthen proactive defense mechanisms
• Collaborating with engineering and product teams to improve the security posture of applications across development, testing, and production environments
• Applying AI-supported approaches in security research, vulnerability analysis, and workflow efficiency, while maintaining a strong understanding of secure and responsible AI usage in cybersecurity contexts

Key competencies

We believe skills and potential matter as much as experience. To thrive in this role, you should have:

• Bachelor’s degree in Computer Science, Software Engineering, or a related field
• Minimum 5 years of hands-on experience in web and mobile (iOS & Android) application security
• Deep understanding of security standards and methodologies such as OWASP Top 10, OWASP Mobile Top 10, and SANS 25
• Proficiency with application security testing and vulnerability analysis tools such as Burp Suite, Nessus, Acunetix, Fortify, Checkmarx, and MobSF
• Strong knowledge of mobile application architectures, reverse engineering concepts, and secure coding principles
• Experience contributing to SSDLC and integrating security into modern engineering and release processes
• Familiarity with AI-assisted analysis and research workflows, and awareness of how AI can be applied in application security use cases
• Excellent written and verbal communication skills in English
• Strong analytical thinking, problem-solving capabilities, and a team-oriented mindset
• Relevant certifications such as OSCP, OSWE, CEH, GWAPT, GMOB, eWPT, or eMAPT are highly preferred

The advantages of being at Paribu

Paribu invests in its team’s growth, well-being, and happiness. Here’s what you can expect:

• Meal allowance – Generous support with a flexible meal card.
• Private health insurance – Comprehensive coverage for employees, including spouses and children.
• Commuting support – Travel expenses are covered based on your office route.
• S.O.S. leave (10 days) – Life happens. Employees can take up to 10 additional leave days per year for urgent and unexpected matters, apart from annual leave.
• Birthday leave – An extra day off in your birthday month.
• Language learning support – Support for improving English communication skills.

Discover our full range of relocation jobs with comprehensive support packages to help you relocate and settle in your new location.

• Personal development support – A budget dedicated to attending professional courses, and investing in self-improvement.
• Well-being & health platform – Access to digital health and wellness services, including mental health support, and well-being resources.
• Relocation allowance – Financial support is provided for moving expenses within a 15-km radius of Paribu’s office.
• Top-tier work equipment – To help you work efficiently, Paribu provides high-quality devices, along with the necessary accessories.
• Cultural events – Enjoy concerts, theater, cinema, and sports tickets through company-sponsored opportunities.

The hiring journey

1. Application: Submit your application online.

2. Initial screening: People Team will review your resume.

3. Interview process: You will meet with hiring managers and team members.

4. Assessment tests / Case study: Showcase your problem-solving and technical skills.

5. Offer & Onboarding: If it’s a great fit, you will be welcomed on board.

Application process

Should you have already applied, here are two essential facts about the process:

• While we carefully review every application, only candidates whose profiles best align with the role will be contacted. We appreciate your understanding on this matter.
• All applications received by Paribu are treated equally, without prejudice to age, gender, religion, race, disability, or marital status, in full compliance with personal data protection principles.

In accordance with applicable data protection regulations, please note the following:

You have been informed that my personal data is processed by Paribu Teknoloji A.Ş. (“Paribu” or “Company”) through the “Paribu Teknoloji A.Ş. Clarification Text on the Protection of Personal Data for Employee Candidates” prepared as part of the job application process of employee candidates and in accordance with the Personal Data Protection Law No. 6698.