# Senior Software Engineer, Ads Tech at PayPal

PayPal is hiring a Senior Software Engineer, Ads Tech in London, United Kingdom. Level rates it Works on AI ●●●○; you can [apply on PayPal](https://jobsbylevel.com/go/4301919b-6003-41b9-87d6-5e173f56417c?utm_medium=ai-agent).

AI Level 3, AI centrality 65 out of 100. London, County London, England, United Kingdom.

## Details

- Company: [PayPal](https://jobsbylevel.com/companies/paypal)
- AI level: AI Level 3 (score 65 out of 100)
- Location: London, County London, England, United Kingdom
- Posted: November 6, 2026
- Apply: https://jobsbylevel.com/go/4301919b-6003-41b9-87d6-5e173f56417c?utm_medium=ai-agent
- Free CV review for this job: https://jobsbylevel.com/cv-review?job=senior-software-engineer-ads-tech-at-paypal-85af70

## Prepare for this job

The job page lists 5 likely interview questions for this offer, with a CV checklist: https://jobsbylevel.com/jobs/senior-software-engineer-ads-tech-at-paypal-85af70

## Description

The Company PayPal has been revolutionizing commerce globally for more than 25 years. Creating innovative experiences that make moving money, selling, and shopping simple, personalized, and secure, PayPal empowers consumers and businesses in approximately 200 markets to join and thrive in the global economy. We operate a global, two-sided network at scale that connects hundreds of millions of merchants and consumers. We help merchants and consumers connect, transact, and complete payments, whether they are online or in person. PayPal is more than a connection to third-party payment networks. We provide proprietary payment solutions accepted by merchants that enable the completion of payments on our platform on behalf of our customers. We offer our customers the flexibility to use their accounts to purchase and receive payments for goods and services, as well as the ability to transfer and withdraw funds. We enable consumers to exchange funds more safely with merchants using a variety of funding sources, which may include a bank account, a PayPal or Venmo account balance, PayPal and Venmo branded credit products, a credit card, a debit card, certain cryptocurrencies, or other stored value products such as gift cards, and eligible credit card rewards. Our PayPal, Venmo, and Xoom products also make it safer and simpler for friends and family to transfer funds to each other. We offer merchants an end-to-end payments solution that provides authorization and settlement capabilities, as well as instant access to funds and payouts. We also help merchants connect with their customers, process exchanges and returns, and manage risk. We enable consumers to engage in cross-border shopping and merchants to extend their global reach while reducing the complexity and friction involved in enabling cross-border trade. Our beliefs are the foundation for how we conduct business every day. We live each day guided by our core values of Inclusion, Innovation, Collaboration, and Wellness. Together, our values ensure that we work together as one global team with our customers at the center of everything we do – and they push us to ensure we take care of ourselves, each other, and our communities. Job Summary: PayPal’s Ads Tech team is building our next-generation advertising platform—a greenfield initiative combining advanced AI, large-scale systems engineering and PayPal’s unique merchant and transaction insights. As a Senior Software Engineer, you’ll help design and develop key parts of the platform, shape the technical roadmap and build reliable systems capable of operating at significant scale. We believe the hardest problems are solved together. Our engineering culture values thoughtful debate, shared ownership and egoless collaboration—everyone has something to contribute and something to learn. Job Description: Essential Responsibilities: Delivers complete solutions spanning all phases of the Software Development Lifecycle (SDLC) (design, implementation, testing, delivery and operations), based on definitions from more senior roles. Advises immediate management on project-level issues Guides junior engineers Operates with little day-to-day supervision, making technical decisions based on knowledge of internal conventions and industry best practices Applies knowledge of technical best practices in making decisions Minimum Qualifications: 3+ years relevant experience and a Bachelor’s degree OR Any equivalent combination of education and experience. Additional Responsibilities & Preferred Qualifications : What You’ll Do Design and develop core components of PayPal’s advertising platform. Contribute to the technical roadmap and help turn complex requirements into scalable software designs. Build cloud-native backend systems with a strong focus on performance, resilience and maintainability. Champion software craftsmanship, strong coding standards and tools that improve code quality. Drive innovation and incremental improvements by taking

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Source: https://jobsbylevel.com/jobs/senior-software-engineer-ads-tech-at-paypal-85af70

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Level. https://jobsbylevel.com/jobs/senior-software-engineer-ads-tech-at-paypal-85af70.

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