About Us

Tik Tok is the leading destination for short-form mobile video and our mission is to inspire creativity and bring joy.

Size: 5001-10000 employees
Industry: Entertainment & Gaming, Social Media, Technology

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Responsibilities

About the Team:

The team is missioned to build infrastructures, platforms and technologies, as well as to support cross-functional teams to protect our users, products and infrastructures. In this team you'll have a unique opportunity to have first-hand exposure to the strategy of the company in key security initiatives, especially in building scalable and secure-by-design systems and solutions. Our challenges are not your regular day-to-day technical problems; you'll be part of a team that's developing new solutions to new challenges of a kind not previously addressed by big tech. It's working fast, at scale, and we're making a difference.

We are looking for talented individuals to join our team in 2026. As a graduate, you will get opportunities to pursue bold ideas, tackle complex challenges, and unlock limitless growth. Launch your career where inspiration is infinite at Tik Tok.

Successful candidates must be able to commit to an onboarding date by end of year 2026. Please state your availability and graduation date clearly in your resume.

Candidates can apply to a maximum of two positions and will be considered for jobs in the order you apply. The application limit is applicable to Tik Tok and its affiliates' jobs globally. Applications will be reviewed on a rolling basis - we encourage you to apply early.

Job Responsibilities:

As a Graduate Application Security Engineer, you will be at the forefront of our efforts to embed security into the entire product lifecycle. You will work alongside various engineering teams to secure our applications, from design to deployment. Your responsibilities will include:

1. Assisting in the design and execution of security assessments, including code reviews, penetration testing, and threat modeling for web and mobile applications.
2. Design and develop security tooling to identify vulnerabilities and optimise the product security review process.
3. Perform architecture and design reviews to ensure that our applications are implemented to the highest security and privacy standards, thus maintaining and enhancing user trust.
4. Work closely with software engineering teams to provide security guidance and co-design complex production systems.
5. Discover security issues that appear under new threat scenarios, support incident response, forensics, remediation in a cross-functional environment driving towards incident resolution.

Qualifications

Minimum Qualifications:

1. Final year or recent graduate with a background in Computer Science, Cybersecurity, Software Engineering, or a related technical discipline.
2. Experience in writing and reviewing code in at least two of the following programming languages: Kotlin, Swift, TypeScript, Go, Python, Rust.
3. Solid knowledge and understanding in various disciplines: web application security, mobile app security, network security, applied cryptography. You're expected to be familiar with at least one of these areas.
4. Familiarity with common security risks, including their principles, attack and defense strategies, and systematic governance and construction approaches.
5. Self-driven and capable of coping with ambiguity and applying theoretical concepts in practice.
6. Demostrate interest in cybersecurity.
7. Strong problem-solving skills and excellent debugging / troubleshooting skills.

Preferred Qualifications:

1. CTF players, live competitions and hacking events experience.
2. CVEs such as remote code execution are preferred.
3. Bug Bounty experience with reputable statistics in Hacker One, Bug Crowd etc.

By submitting an application for this role, you accept and agree to our global applicant privacy policy, which may be accessed here: https://careers.tiktok.com/legal/privacy
If you have any questions, please reach out to us at apac-earlycareers@tiktok.com

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Client-provided location(s): Singapore

Job ID: Tik Tok-7540345466774243602

Employment Type: OTHER

Posted: 2025-08-20T20:18:36
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Perks and Benefits

Health and Wellness

• Health Insurance
• Dental Insurance
• Vision Insurance
• HSA
• Life Insurance
• Fitness Subsidies
• Short-Term Disability
• Long-Term Disability
• On-Site Gym
• Mental Health Benefits
• Virtual Fitness Classes

Parental Benefits

• Fertility Benefits
• Adoption Assistance Program
• Family Support Resources

Work Flexibility

• Flexible Work Hours
• Hybrid Work Opportunities

Office Life and Perks

• Casual Dress
• Snacks
• Pet-friendly Office
• Happy Hours
• Some Meals Provided
• Company Outings
• On-Site Cafeteria
• Holiday Events

Vacation and Time Off

• Paid Vacation
• Paid Holidays
• Personal/Sick Days
• Leave of Absence

Financial and Retirement

• 401(K) With Company Matching
• Performance Bonus
• Company Equity

Professional Development

• Promote From Within
• Access to Online Courses
• Leadership Training Program
• Associate or Rotational Training Program
• Mentor Program

Diversity and Inclusion

• Diversity, Equity, and Inclusion Program
• Employee Resource Groups (ERG)

Company Videos

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