Sr Payments Engineer

Hertz•Estero, FL

About The Position

The Sr Payments Engineer is a hands-on engineer building and operating Hertz’s payment systems and integrations. This role designs, builds, tests, deploys, and maintains Cloud enabled payment engine and services across card-present, card-not-present, and alternative payment methods, including tokenization, fraud signals, settlement, and reconciliation flows. The Sr. Payments Engineer reports to the Senior Manager, Payments Engineering, partners closely with the Solutions Architect on design and pattern adoption, participates in on-call rotation, and contributes to the engineering culture and standards of the team.

Requirements

Bachelor’s Degree in Computer Science, Information Systems, Engineering, or related field, or equivalent practical experience.
6+ years of software engineering experience, with 3+ years building or operating payment systems.
Hands-on experience with at least one major payment gateway or processor such as Adyen, CyberSource, Stripe, Braintree, Worldpay, FIS, or ACI.
Proficiency in a modern backend language such as Java, Kotlin, Python, or Go, and experience with REST and event-driven APIs.
Working knowledge of PCI DSS, tokenization, encryption, and secure handling of payment data.
Experience with relational and / or distributed data stores; comfortable writing and tuning SQL.
Experience with cloud platforms (AWS, Azure, or GCP) and CI / CD pipelines.
Strong debugging and root-cause analysis skills, including across distributed systems.
Effective written and oral communication.
Flexible and adaptable; ability to work effectively in ambiguous situations
Excellent verbal and written communication skills
Results driven, ability to make decisions and help solve problems
Ability to see the big picture and leverage critical thinking and decision-making skills. experience.

Nice To Haves

Experience with fraud platforms, 3D Secure, or chargeback / dispute systems is a plus.
Experience with ISO 8583 or ISO 20022 messaging is a plus.
Experience working in a regulated or compliance-heavy environment (PCI, SOX, or similar) is a plus.
Industry experience in transportation, hospitality, retail, or marketplace businesses is a plus.

Responsibilities

Design, build, test, and deploy scalable and secure cloud-native payment applications, services and integrations across card-present, card-not-present, and alternative payment methods.
Implement integrations with payment gateways and processors such as Adyen, CyberSource, Stripe, Braintree, Worldpay, or FIS.
Implement tokenization, vault interactions, and secure handling of cardholder data within PCI scope.
Build and maintain APIs and event flows for authorization, capture, refund, void, chargeback, and settlement.
Implement and tune fraud signals, scoring rules, and chargeback dispute workflows in coordination with the Risk and Fraud teams.
Build observability into all payment paths, including structured logs, metrics, traces, and alerting.
Participate in on-call rotation; respond to incidents and lead post-incident reviews for areas you own.
Drive measurable improvements in transaction success rate, latency, and reliability for the systems you own.
Write secure code aligned with PCI DSS and Hertz security standards; participate in threat modeling and security reviews.
Develop resilient, event-driven services using AWS and other serverless technologies.
Create, configure and manage Kubernetes clusters at scale. Implement best practices and configure and manage service mesh
Collaborate with Product, QA, and Operations to translate business requirements into technical implementations.
Author and maintain technical documentation, runbooks, and architectural decision records for payment systems you own.
Continuously improve developer experience, build / test / deploy pipelines, and code quality.
Stay current on payments industry trends, card scheme rules, and emerging payment methods.
Ensure compliance with all Corporate Policies and Procedures, PCI DSS, and SOX requirements.