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Pos Integration Engineer Jobs (NOW HIRING)

Rural King

Sr. Oracle Integration Cloud Engineer

Mattoon, IL · On-site

$97K - $131K/yr

Partner with POS, ERP, eCommerce, WMS, CRM, and data engineering teams to understand requirements and deliver scalable integration solutions. * Work closely with business stakeholders and solution ...

Rural King

Sr. Oracle Integration Cloud Engineer

Mattoon, IL · On-site

$97K - $131K/yr

Partner with POS, ERP, eCommerce, WMS, CRM, and data engineering teams to understand requirements and deliver scalable integration solutions. * Work closely with business stakeholders and solution ...

UST Xpanxion

POS Engineer

Irving, TX · On-site

$6.0K - $80K/yr

The POS Engineer functions as a technical expert related to POS and related technologies to help lead and support the business and specific customer integrations. Qualifications * Undergraduate ...

Dorsia

Platform Engineer, Payments

New York, NY · On-site

$165K - $185K/yr

Own integrations with POS systems and restaurant technology platforms including SevenRooms, Toast ... Collaborate with the Security Engineering team on fraud controls, access patterns, and the security ...

Tillster

Senior Software Engineer - Back End

Seattle, WA · On-site

$150K - $165K/yr

Role: Senior Software Engineer - Back End Hybrid Role, MUST BE BASED IN SAN DIEGO, CA About ... Direct payment-terminal / POS integration experience (Verifone, Ingenico, Adyen, Shift4, FreedomPay ...

Tillster

Senior Software Engineer - Back End

Austin, TX · Remote

$150K - $165K/yr

Role: Senior Software Engineer - Back End Hybrid Role, MUST BE BASED IN SAN DIEGO, CA About ... Direct payment-terminal / POS integration experience (Verifone, Ingenico, Adyen, Shift4, FreedomPay ...

Tillster

Senior Software Engineer - Back End

San Diego, CA · Remote

$150K - $165K/yr

Role: Senior Software Engineer - Back End Hybrid Role, MUST BE BASED IN SAN DIEGO, CA About ... Direct payment-terminal / POS integration experience (Verifone, Ingenico, Adyen, Shift4, FreedomPay ...

Tillster

Senior Software Engineer - Back End

Las Vegas, NV · Remote

$150K - $165K/yr

Role: Senior Software Engineer - Back End Hybrid Role, MUST BE BASED IN SAN DIEGO, CA About ... Direct payment-terminal / POS integration experience (Verifone, Ingenico, Adyen, Shift4, FreedomPay ...

USM

Senior Performance Engineer in Test

Seattle, WA

Required: Strong Performance engineering concepts, strong aptitude for Performance test planning ... SOA, POS, Integration Services, App Fabric, Content Management System (CMS) (Sitecore, Tridion ...

VISEO - Spain

Agile Coach

Manhattan, NY · On-site

... POS integration. * Governance & Reporting: Risk/issue management, milestone tracking, and ... Jira, Confluence, Azure DevOps; experience with Agile metrics (burndown, CFD, throughput)

Tillster

Senior Software Engineer - Back End

Las Vegas, NV · On-site

$117K - $155K/yr

Senior Software Engineer - Back End Hybrid Role, MUST BE BASED IN SAN DIEGO, CA About Tillster ... Direct payment‑terminal / POS integration experience (Verifone, Ingenico, Adyen, Shift4 ...

VISEO - Spain

Agile Coach

New York, NY · On-site

... POS integration. * Governance & Reporting: Risk/issue management, milestone tracking, and ... Jira, Confluence, Azure DevOps; experience with Agile metrics (burndown, CFD, throughput)

Tillster

Senior Software Engineer - Back End

Seattle, WA · On-site

$139K - $183K/yr

Senior Software Engineer - Back End Hybrid Role, MUST BE BASED IN SAN DIEGO, CA About Tillster ... Direct payment‑terminal / POS integration experience (Verifone, Ingenico, Adyen, Shift4 ...

Tillster

Senior Software Engineer - Back End

Las Vegas, NV · On-site

$150K - $165K/yr

Role: Senior Software Engineer - Back End Hybrid Role, MUST BE BASED IN SAN DIEGO, CA About ... Direct payment-terminal / POS integration experience (Verifone, Ingenico, Adyen, Shift4, FreedomPay ...

Tillster

Senior Software Engineer - Back End

Seattle, WA · Remote

$150K - $165K/yr

Role: Senior Software Engineer - Back End Hybrid Role, MUST BE BASED IN SAN DIEGO, CA About ... Direct payment-terminal / POS integration experience (Verifone, Ingenico, Adyen, Shift4, FreedomPay ...

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Pos Integration Engineer information

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$44.5K

$124.3K

$173.5K

How much do pos integration engineer jobs pay per year?

As of Sep 11, 2026, the average yearly pay for pos integration engineer in the United States is $124,275.00, according to ZipRecruiter salary data. Most workers in this role earn between $104,000.00 and $140,000.00 per year, depending on experience, location, and employer.

What is a POS Integration Engineer?

POS Integration Engineers are specialists who design, implement, and maintain the integration between Point of Sale (POS) systems and other business software, such as inventory management, accounting, and e-commerce platforms. They ensure that data flows smoothly and securely between systems, helping businesses streamline operations and enhance customer experiences. Their work often involves configuring APIs, troubleshooting connectivity issues, and collaborating with software vendors. POS Integration Engineers play a critical role in retail, hospitality, and similar industries where efficient transaction processing is essential.

How does a POS Integration Engineer typically collaborate with software vendors and internal IT teams during a new system rollout?

A POS Integration Engineer plays a central role in coordinating between software vendors, internal IT departments, and sometimes third-party service providers during a new system rollout. They are responsible for ensuring that all technical requirements are clearly communicated, integration points are thoroughly tested, and any issues are quickly resolved. This often involves participating in cross-functional meetings, troubleshooting compatibility or data flow problems, and creating detailed documentation for ongoing support. Regular collaboration and clear communication are essential for a smooth implementation and continued system stability.

What are the key skills and qualifications needed to thrive as a POS Integration Engineer, and why are they important?

To thrive as a POS Integration Engineer, you need a solid background in computer science or related fields, experience with payment systems, and strong programming skills in languages like Java, C#, or Python. Familiarity with POS hardware, APIs, middleware, and integration tools such as RESTful services is typically required, along with relevant certifications like PCI DSS compliance. Excellent problem-solving, communication, and project management skills help you collaborate with cross-functional teams and address client needs effectively. These skills are crucial for ensuring seamless POS system integration, minimizing errors, and delivering reliable transaction processing solutions.

What is the difference between Pos Integration Engineer vs POS Software Developer?

AspectPos Integration EngineerPOS Software Developer
Required CredentialsBachelor's in Computer Science or related, certifications in POS systemsBachelor's in Computer Science or related, certifications in software development
Work EnvironmentImplementing and testing POS hardware/software integrationsDeveloping and coding POS software applications
Employer & Industry UsageRetail, hospitality, and logistics companies integrating POS systemsSoftware companies creating POS solutions for various industries

Pos Integration Engineers focus on integrating POS hardware and software systems, ensuring compatibility and smooth operation. POS Software Developers primarily design and develop POS software applications. While both roles require technical skills and industry knowledge, their core responsibilities differ: integration versus software development.

What are popular job titles related to Pos Integration Engineer jobs?

For Pos Integration Engineer jobs, the most frequently searched job titles are:

Infographic showing various Pos Integration Engineer job openings in the United States as of September 2026, with employment types broken down into 90% Full Time, 5% Part Time, and 5% Contract. Highlights an 74% In-person, and 26% Remote job distribution, with an average salary of $124,275 per year, or $59.7 per hour.

Senior Software Engineer - Back End

California, MO • On-site

Jobtailor
See more jobs at Jobtailorexternal

$109K - $144K/yr

Other

Re-posted 6 days ago

Job description

  • Own the payments domain end to end on the kiosk platform: authorize, capture, void, refund, reversal, settlement (EOD), and reconciliation.
  • Re-architect the platform into a pluggable payment SDK: design the plugin contract and lifecycle (discovery/registration, versioning and backward compatibility, capability negotiation, dependency isolation, per-integration configuration and secrets) on top of the existing PayTerminal SPI.
  • Design a terminal abstraction that cleanly spans integrated vs. semi-integrated vs. cloud/REST processors and cash devices, so callers code to one model regardless of transport or vendor.
  • Build the integration test and certification harness (extending the current mock-terminal approach) so a new or external integration can be validated, simulated, and regression-tested before it touches real hardware.
  • Set platform-wide patterns for correctness in money movement: idempotency, transaction recovery and reversal, timeouts, heartbeat/health, concurrency, and reconciliation, in a system where double-charges and dropped captures are unacceptable.
  • Design for PCI-DSS scope minimization: tokenization, P2PE, per-processor TLS/mTLS and certificate/key handling, so cardholder data stays out of in-scope services. Partner with security/QSA on audits.
  • Drive architecture and design reviews, set technical direction for the integration layer, and mentor engineers building integrations.
  • Implement new terminal integrations end to end, from byte-level protocol (framing, TLV/BMP/APDU, BCD/LLVAR, checksums, ACK/NAK state machines) up to the high-level PayTerminal API.
  • Work directly with serial (RS-232 / USB-serial via jssc) and USB (usb4java) transports: port handling, event-driven reads, reconnection, and timing.
  • Integrate high-level and cloud processor APIs (REST/SOAP, webhooks, semi-integrated terminal SDKs) with robust retry, polling, and reconciliation.
  • Debug live hardware: protocol traces, terminal logs, packet captures, and vendor certification cycles.
Requirements
  • 6+ years back-end engineering with strong Java (the platform is multi-module Maven/Java on Spring) and solid OOP and distributed-systems design.
  • Demonstrated experience designing extensible / plugin / SPI-based architectures (ServiceLoader, OSGi, Spring plugin models, or public SDKs consumed by other teams or third parties).
  • Hands‑on low‑level device and protocol experience: serial and/or USB communication and binary protocol implementation (TLV, BCD, bitmaps, length‑prefixed fields, state machines). EMV, ISO 8583, ZVT, or OPI a strong plus.
  • Direct payment‑terminal / POS integration experience (Verifone, Ingenico, Adyen, Shift4, FreedomPay, SIX, Nepting, SiTef, Redsys, Worldpay, or comparable), and a clear understanding of integrated vs. semi-integrated models.
  • Solid grasp of the card transaction lifecycle (auth, capture, void, refund, settlement, reversal) and PCI‑DSS boundaries, tokenization, and TLS/mTLS in production.
  • Track record of technical leadership: leading designs, setting standards, and mentoring engineers.
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