Payment Systems Engineer

Camping World

. Design, build, and maintain payment services and APIs using C# and .NET/.NET Core .

Posted 10/13/2026full-timeLincolnshire • Illinois • United StatesMid-LevelSenior💰 $111,100 - $170,300 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates strong expertise in C# and .NET/.NET Core for building and maintaining payment services and APIs, with a focus on integrating various payment methods and ensuring secure coding practices. Proficient in developing RESTful APIs and troubleshooting production issues while collaborating effectively within Agile/Scrum teams.

Highest-signal resume keywords

C# Programming.NET/.NET Core DevelopmentRESTful API IntegrationPayment Systems KnowledgeAgile/Scrum Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

C# Programming.NET/.NET Core DevelopmentRESTful API DevelopmentSQL ServerPostgreSQLPayment Flow ImplementationSecure Coding PracticesDebugging Production IssuesPayment Gateway IntegrationEvent-Driven Systems

Soft Skills

Problem-SolvingEffective CommunicationCollaboration

Tools & Technologies

JiraAzure DevOpsKafkaRabbitMQAzureAWSGCP

Industry Keywords

Payment ProcessorsDigital WalletsEMVTokenization3DSPCI-DSSACHBNPLReal-Time PaymentsMPOS

Tech Stack

Tools & technologies

AWSAzureCloudGoogle Cloud PlatformKafkaPostgresRabbitMQSQL.NET

About the role

Key responsibilities & impact

Design, build, and maintain payment services and APIs using C# and .NET/.NET Core
Integrate with payment processors, gateways, acquiring banks, and third-party providers
Support integrations with digital wallets including Apple Pay, Google Pay, and Samsung Pay, and alternative payment methods
Contribute to a payment abstraction layer simplifying multi-provider integrations
Implement payment flows including authorization, capture, settlement, refunds, and chargebacks
Develop payment routing, retry logic, and failover handling
Support card-present and card-not-present payment flows across POS, e-commerce, and mobile
Work on mPOS, in-app payments, hosted payment pages, and Text-to-Pay solutions
Implement and maintain integrations using REST APIs, webhooks, and other payment protocols
Monitor and troubleshoot payment transactions and production issues
Improve system performance, scalability, and transaction success rates
Participate in incident response and root cause analysis, implementing fixes and improvements
Contribute to observability through logging, metrics, and alerting
Partner with Product and Architecture teams to translate requirements into technical solutions
Participate in sprint planning, backlog grooming, and code reviews
Write clean, maintainable, and well-tested code
Continuously improve development practices, tooling, and processes

Requirements

What you’ll need

5–10 years of software engineering experience
Strong proficiency in C# and .NET/.NET Core
Experience building and consuming RESTful APIs
Hands-on experience integrating with third-party systems or APIs
Familiarity with payment systems or financial transactions
Understanding of secure coding practices and data protection
Experience with relational databases (SQL Server, PostgreSQL, etc.)
Strong problem-solving skills and ability to debug production issues
Effective communication skills and ability to work in a collaborative environment
Preferred: Experience with payment gateways, processors, or POS systems
Preferred: Familiarity with payment concepts such as EMV, tokenization, 3DS, and PCI-DSS
Preferred: Experience with event-driven systems or messaging platforms (Kafka, RabbitMQ, Azure Service Bus)
Preferred: Exposure to cloud platforms (Azure, AWS, or GCP)
Preferred: Experience with digital wallets and mobile payments
Preferred: Familiarity with alternative payment methods (ACH, BNPL, real-time payments)
Preferred: Experience working in Agile/Scrum environments (Jira, Azure DevOps, etc.)

Benefits

Comp & perks

Paid Time Off
401(k)
Employee Assistance Program
Good Sam Roadside Assistance
Discounts
Paid parental leave (if eligibility is met)
Tuition Reimbursement (if eligibility is met)
On the job training opportunities
Comprehensive benefit package including medical, dental, vision and more for full-time associates
Dental & vision coverage access for part-time associates