Software Engineer

The Matlen Silver Group, Inc.; Blue Ash (OH); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Health insurance

401(k) plan

Job summary

Matlen Silver is seeking an Advanced Software Engineer to join a dedicated team supporting the Omnichannel Payment Platform (OPP) and a new Point-of-Sale (POS) system in Blue Ash, OH. This role focuses on stabilizing the POS environment and ensuring seamless integration with OPP.

The candidate will apply strong Java/Spring Boot expertise, backend service design, API gateway integrations, and enterprise payment system experience while operating in PCI-scoped environments.

Qualifications

• Hands-on experience with Java and Spring Boot backend services.
• Experience integrating with API Gateways and payment platforms.
• Experience with enterprise payment systems and POS environments.
• Familiarity with PCI-scoped environments and security/compliance standards.

Responsibilities

• Design, develop, and maintain backend services using Java and Spring Boot.
• Support the integration of the new POS platform with the Omnichannel Payment Platform (OPP).
• Develop and support integrations with API Gateway platforms and downstream services.
• Troubleshoot and stabilize POS-to-backend and payment processing integrations.
• Perform hands-on testing with physical POS terminals and onsite lab hardware.

Skills

Java

Spring Boot

Backend development

API Gateway integrations

Payments systems

POS experience

PCI compliance

Tools

API Gateway Platforms

POS hardware

Job description

Job Title: Software Engineer (Only local candidates)

Duration: 6+ months

Location: Blue Ash OH

Job Summary:

We are seeking an Advanced Software Engineer to join a newly established team supporting the Omnichannel Payment Platform (OPP) and a new Point-of-Sale (POS) system. This senior-level consultant will play a critical role in stabilizing the new POS environment and integrating it with OPP.

The ideal candidate will have strong hands-on experience with Java, Spring/Spring Boot, backend services, API Gateway integrations, and enterprise payment systems, along with practical POS experience. Experience working in PCI-scoped environments is highly valued.

Key Responsibilities

• Design, develop, and maintain backend services using Java and Spring Boot.
• Support the integration of the new POS platform with the Omnichannel Payment Platform (OPP).
• Develop and support integrations with enterprise API Gateway platforms and downstream services.
• Troubleshoot and stabilize POS-to-backend and payment processing integrations.
• Perform hands-on testing and troubleshooting using physical POS terminals and test hardware in the onsite POS lab.
• Develop secure, scalable, and highly available backend services.
• Work within PCI-scoped environments, adhering to applicable security and compliance standards.
• Collaborate with POS, payment, architecture, QA, DevOps, and product teams to resolve integration issues and accelerate delivery.
• Participate in technical design, code reviews, troubleshooting, and architecture discussions.
• Develop automated unit and integration tests to ensure reliable and maintainable solutions.
• Investigate complex integration and production issues and drive them through resolution.
• Support event-driven architectures and messaging technologies as required.
• Help establish development and integration practices for the newly formed OPP/POS team.

About Matlen Silver

Experience Matters. Let your experience be driven by our experience. For more than 40 years, Matlen Silver has delivered solutions for complex talent and technology needs to Fortune 500 companies and industry leaders. Led by hard work, honesty, and a trusted team of experts, we can say that Matlen Silver technology has created a solutions experience and legacy of success that is the difference in the way the world works.

Matlen Silver is an Equal Opportunity Employer and considers all applicants for all positions without regard to race, color, religion, gender, national origin, age, sexual orientation, veteran status, the presence of a non-job-related medical condition or disability, or any other legally protected status.

If you are a person with a disability needing assistance with the application or at any point in the hiring process, please contact us at email and/or phone at: [e-mail] // 908-393-8600

Benefits

• Health, vision, and dental insurance (single and family coverage)
• 401(k) plan (employee contributions only)