Principal Software Engineer, Payments
TicketmasterResponsibilities
- Maintain and strategically modernize high-throughput C/C++ payment-processing systems handling real-time financial transactions.
- Migrate a core Windows C++ authorization gateway to Linux using Clang and Bazel.
- Develop and maintain integrations with third-party payment gateways including Chase Paymentech, Barclays, HSBC, AMEX, Adyen, Braintree, Klarna, and Shift4.
- Decompose legacy IPC frameworks into gRPC services for reuse across the payments ecosystem.
- Implement encryption, PCI-compliant handling, and other security-critical payment features.
- Optimize transaction-processing performance and latency while maintaining reliable payment flows.
- Incrementally modernize legacy C++ using RAII, ownership semantics, and safe string handling.
- Design unit, integration, and fuzz tests for security-critical components.
- Debug and resolve production issues, support gateway onboarding, and participate in the production payment-system on-call rotation.
- Ensure compliance with PCI-DSS and other financial-industry standards.
Requirements
- 7+ years of professional C++ development experience in production environments.
- Strong modern C++ skills and systems-programming knowledge covering memory management, concurrency, performance optimization, undefined behavior, debugging, and cross-compilation.
- Experience with Bazel, Linux/Unix environments, legacy codebases, platform migrations, performance profiling, and shared memory or IPC frameworks.
- Experience or strong interest in payment processing or financial transaction systems, including payment gateway integrations such as Chase Paymentech, Braintree, Adyen, or similar.
- Deep knowledge of security best practices, PCI-DSS implementation, encryption, OpenSSL or cryptographic libraries, and sensitive-data handling.
- Understanding of HTTP/HTTPS protocols, RESTful API design, gRPC or service decomposition, and Kafka or other event-streaming platforms.
- Rust experience or genuine interest in learning Rust.
- Proficiency with AI-assisted development tools such as Claude and Codex, plus awareness of AI-powered code review and static-analysis tools.
- Ability to reason across compiler optimization, cache behavior, network latency, system reliability, security, and business impact.
- Pragmatic, collaborative communication style with curiosity toward legacy systems and a commitment to incremental modernization.
Benefits
- Medical, vision, dental, and mental-health benefits for employees and families, plus a health-care concierge and FSA or HSA access.
- Free concert tickets and generous paid time off, including paid holidays, sick time, and personal days.
- 401(k) program with company match and a stock reimbursement program.
- New-parent programs, caregiver leave, and fertility, adoption, foster, and surrogacy support.
- Career and skills development programs, tuition reimbursement, and student-loan repayment.
- Volunteer time off and crowdfunding match.
- Permanent, full-time position at 40 hours per week, located remotely in North Carolina or Florida.
Tech Stack
Categories
About Ticketmaster
Ticketmaster gives millions of fans – worldwide – fair and easy access to the biggest and best in live entertainment. Driven by innovation, unparalleled scalability, and unmatched support, we are the definitive leader in professional ticketing solutions. Over 12,000 artists, teams, and venues around the world trust us to power their amazing performances daily — with more than 500 million tickets sold each year. We are a diverse team of 6,500+ global employees and a proud division of Live Nation Entertainment (NYSE: LYV), the world’s leading live entertainment company and an organization certified as a Great Place to Work®. Everything we do starts with our passion to dream, design, and deliver the unforgettable experience of live. Because we’re fans too — and live only happens once.