iOS Software Engineer Intern (Global Payment) - 2026 Start (BS/MS)

About Global Payment

The Global Payment team of Bytedance provides payment solutions - including payment acquisitions, disbursements, transaction monitoring, payment method management, foreign exchange conversion, accounting, reconciliations, and so on to ensure that our users have a smooth and secure payment experience on ByteDance platforms including TikTok. Our Web and Client team in Global Payment is committed to building a highly integrated payment product that can be easily connected to the Web, App, cross-platform and other forms of Global Payment capabilities. In addition, we provide efficient and comprehensive services to developers, merchants and others through a series of platforms. We are looking for talented individuals to join us for an internship in 2026. Internships at ByteDance aim to offer students industry exposure and hands-on experience. Watch your ambitions become reality as your inspiration brings infinite opportunities at ByteDance. 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 ByteDance and its affiliates' jobs globally. Applications will be reviewed on a rolling basis - we encourage you to apply early. Successful candidates must be able to commit to at least 3 months long internship period. Successful candidates must be able to commit to either of the following Internships - From January to June (onboard by 12 Jan 2026) - From May to August (onboard by 11 May 2026) Candidates who pass resume screening will be invited to participate in ByteDance's technical online assessment.

Responsibilities:

• Architect and develop efficient and highly reusable iOS applications;
• Build modular, reusable components and features for iOS platforms;
• Focus on rendering performance to ensure superior experience for a highly interactive mobile application;
• Continuously work to bolster iOS application design and implementation processes to improve quality and efficiency;
• Optimize code to improve scalability, reliability, security, and performance of iOS applications;
• Collaborate with product design, product management, and software engineering teams to deliver best-in-class user experience on iOS devices.

Minimum Qualifications:

• Currently pursuing an Undergraduate/Master in Software Development, Computer Science, Computer Engineering, or a related technical discipline;
• Experienced in iOS development technologies, such as Swift, Objective-C, and familiarity with Xcode;
• Familiar with key iOS development concepts like MVC/MVVM architecture, Core Data, Core Animation, and Auto Layout;
• Knowledgeable about networking and integrating third-party libraries and APIs into iOS applications;
• Good understanding of the Apple Human Interface Guidelines and best practices for iOS development;
• Agile, quick self-learner, highly self-motivated with a strong sense of product ownership and creative problem-solving skills;
• Deeply passionate about software coding/development and building great mobile applications for iOS;

Preferred Qualifications:

• Relevant internship experience with hands on exposure to the tech stack
• Interested in payment industry

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