Payment Integration Developer

United States·Southlakemid

Software EngineeringIntegration Developer

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Quick Summary

Key Responsibilities

Build and maintain integrations with payment processors including triPOS/Worldpay and emerging payment gateways Develop and support OTC medical benefit card integrations (NationsBenefits, OTC Network,

Requirements Summary

3+ years of software d

Technical Tools

Software EngineeringIntegration Developer

At Liberty Software, we proudly partner with client pharmacies across the country, helping them support their patients with powerful, user-friendly software. We're excited to grow our team by hiring a Payment Integration Developer to own and advance Liberty’s credit card processing, payment terminal, and benefit card integrations. In this role you will work cross-functionally with the Product, QA, and Architecture teams to deliver reliable, PCI-compliant payment experiences for thousands of pharmacy point-of-sale environments.

This role is based in our Southlake, TX office
Liberty Software does not offer employment sponsorship opportunities for this role (e.g., H-1B, OPT, or other work visa status)

Responsibilities

~1 min read

→Build and maintain integrations with payment processors including triPOS/Worldpay and emerging payment gateways
→Develop and support OTC medical benefit card integrations (NationsBenefits, OTC Network, Solutran, Soda Health)
→Implement card tokenization, consent management, and stored credential workflows (MIT/CIT classification)
→Ensure ongoing compliance with card brand requirements (Mastercard, Visa) including surcharge rules, merchant data mandates, and L2/L3 data standards
→Troubleshoot and resolve payment processing issues across production pharmacy environments
→Collaborate with Product and QA to define acceptance criteria and validate payment workflows
→Document integration specifications, API contracts, and compliance requirements
→Monitor payment industry changes and proactively recommend updates to maintain compliance

Requirements

~1 min read

3+ years of software development experience with a focus on payment or financial integrations
Bachelor's degree in Computer Science, Software Engineering, or equivalent experience
Hands-on experience integrating with payment gateway APIs (e.g., Worldpay/triPOS, Stripe, Square, Adyen, or similar)
Strong understanding of PCI-DSS compliance requirements
Proficiency in C# / .NET (Liberty's primary stack)
Experience with RESTful API design and consumption
Experience with semi-integrated payment solutions (triPOS specifically) preferred
Familiarity with healthcare or pharmacy payment workflows (copays, HSA/FSA cards, OTC benefit cards) a plus
Knowledge of card tokenization standards and stored credential frameworks beneficial
Experience with SQL Server and relational database design preferred
Exposure to Mastercard/Visa compliance programs and certification processes a plus
Prior work in a small-to-mid-size software company desirable