Fiserv

Integrations Engineer

In short

This role manages and delivers third-party integrations for payment applications in the POS terminal space, owning the integration lifecycle from requirements through certification and deployment. The company is Fiserv, a global fintech and payments provider. It requires 5-8+ years of experience in payment systems or POS terminals, strong API Gateway design skills, OpenAPI/Swagger documentation experience, RESTful or GraphQL API development, and working knowledge of Java, along with compliance knowledge of EMV and PCI DSS standards.

About your role
We are seeking an experienced Integrations Engineer to manage and deliver third-party integrations for payment applications in the POS terminal space. This role involves defining integration strategies, leading technical design and implementation, and ensuring compliance with payment industry standards. You will work closely with vendors, product teams, and QA to deliver secure, seamless integrations that enhance client experience.
What you'll do
•Define and maintain the integration roadmap for third-party solutions within the payment terminal ecosystem. Own end-to-end integration lifecycle for third-party solutions.
•Collaborate with product, engineering, and business teams to identify integration opportunities that enhance functionality and client experience.
•Ensure compliance with industry standards (EMV, PCI DSS) and regulatory requirements during integration planning.
•Lead technical design, API/SDK integration, and certification processes.
•Drive quality, security, and regulatory compliance for all integrations.
•Identify opportunities to optimize integration processes and reduce time-to-market. Stay updated on emerging technologies, payment trends, and terminal innovations.
•Negotiate timelines, deliverables, and SLAs with external partners.
•Manage end-to-end integration lifecycle: requirement gathering, design, development, testing, certification, and deployment.
Experience you'll need to have
•Bachelor's degree in Computer Science, Engineering, or related field.
•5-8+ years of experience in payment systems, POS terminals, or payment application development.
•Strong experience in designing and implementing API Gateway solutions.
•Proficiency in creating OpenAPI specifications and documentation for use with tools like Swagger or similar frameworks.
•Hands-on experience in developing RESTful or GraphQL APIs.
•Familiarity with best practices for API security, scalability, and performance optimization.
•Programming skills - Working knowledge of Java for backend API development and integration

Stop applying.
Get referred.

$10 in free credits

In just 60 seconds, fully on autopilot — Eraldt's AI agents read your CV, map the roles you fit, find live vacancies and the people who can refer you, write personal emails, and get you referred.

This isn't an application: your CV doesn't go to the company, and we don't promise a referral for this exact role.

Discover who else lands interviews on autopilot