Senior Software Engineer

ABOUT REPAY
REPAY (“Realtime Electronic Payments” / NASDAQ TICKER: RPAY) is an established and fast-growing publicly traded financial technology and payment processing company headquartered in Atlanta, Georgia, with offices across the country. REPAY enables its customers to accept payments anytime, anywhere, and through any channel while providing a secure, seamless, and enjoyable payment experience for the end consumers. REPAY offers a comprehensive suite of electronic payment and funding solutions, including debit and credit card processing, ACH processing, Instant Funding, and electronic bill payment systems with full IVR, text, and mobile capabilities. The scalability of its products allows merchants of all sizes to add an instant arsenal of intelligent payment technology solutions to their businesses without significant development costs or infrastructure investments.

ABOUT THE ROLE

REPAY is seeking an experienced Senior Software Engineer to join its Production

Engineering team. In this full-time role, you will contribute to maintaining and enhancing mission-critical payment processing systems. You will handle production issues and support initiatives around system security, performance, and reliability, in addition to working on bug/defect fixes and enhancements. The ideal candidate has strong technical skills across .NET, AWS cloud, and DevOps technologies, and experience in the payments or financial services domain.

RESPONSIBILITIES

• Production Support & Troubleshooting: Diagnose and resolve production incidents, perform root-cause analysis, and implement fixes for bugs and system issues.
• Maintenance & Enhancements: Contribute to enhancements and performance improvements for existing applications and infrastructure. Ensure security patches and updates are applied promptly.
• System Reliability & Performance: Monitor application health and system performance. Identify bottlenecks and implement optimizations for scalability, availability, and reliability.
• Development & DevOps: Develop and maintain software components using C#/.NET (including ASP.NET WebForms), React, and Node.js. Contribute to CI/CD pipelines (e.g., Jenkins) and infrastructure-as-code (Terraform on AWS) to automate deployments.
• Tools & Processes: Use version control (Git/GitHub), development environments (Visual Studio / VS Code), Docker for containerization, and PowerShell for scripting and automation. Implement unit testing (NUnit) and support quality-assurance practices.
• API & Integration: Design, maintain, and troubleshoot WCF and RESTful web services used in payment processing. Ensure integrations with external systems are reliable and secure.
• Collaboration: Work with cross-functional teams (product, development, QA, security, operations) to support ongoing projects and maintain documentation (e.g., Confluence) for processes and system designs.

REQUIRED SKILLS & QUALIFICATIONS

• Experience: 7+ years of professional software development experience with hands-on experience in production systems.
• Programming & Frameworks: Proficient in C#/.NET (including ASP.NET WebForms). Skilled in modern web technologies such as React (front-end) and Node.js (server-side).
• Cloud & DevOps: Experience with AWS cloud services, infrastructure-as-code (Terraform), and CI/CD pipelines (Jenkins or similar). Familiarity with Docker containerization.
• Databases: Strong knowledge of SQL Server (T-SQL) and familiarity with NoSQL databases like AWS DynamoDB.
• Version Control & IDE: Solid experience with Git/GitHub and development environments like Visual Studio or VS Code.
• Scripting & Automation: Experience with PowerShell or other scripting languages to automate tasks and processes.
• Testing & Quality: Experience writing and maintaining automated unit tests (e.g., NUnit). Understanding of CI/CD best practices and quality-gate tools.
• Web Services: Knowledge of WCF services and RESTful APIs. Able to design and debug service-based architectures.
• Industry Knowledge: Experience in payments, financial, or related technology domains is a strong plus. Understanding of payment gateway systems or transaction processing is desirable.

DESIRED SKILLS & EXPERIENCE

• Familiarity with Agile tools (Jira, Confluence) and DevOps practices.
• Exposure to security and quality platforms (e.g., SonarQube, Snyk) is advantageous.
• AWS certifications or relevant professional certifications are a plus.
• Bachelor’s or Master’s degree in Computer Science, Information Technology, or related field (or equivalent experience).

This role is ideal for a technically strong, hands-on engineer who thrives in a fast-paced, high-availability production environment and wants to contribute to reliability and innovation in payment processing systems.

WHY JOIN REPAY.… BECAUSE CULTURE IS EVERYTHING

GROWTH & PEOPLE-CENTERED LEADERSHIP
As the industry-leading financial technology provider in the Consumer Finance and Business to Business spaces, we continue to set the standard for application development and delivery. In 2019, REPAY became a public company listed on the Nasdaq Stock Market (RPAY). For the past three consecutive years, we have placed on the ACG® Atlanta Georgia Fast 40, a list recognizing the top 40 fastest-growing middle-market companies in Georgia. REPAY’s leadership empowers each team member to make a difference and stretch to their fullest potential. Our dedication to frequent, transparent communication is shown with companywide meetings where our leaders share company vision and encourage employees to ask questions. 

FUN WORK ENVIRONMENT & GREAT TEAMS
We offer it all: business to casual dress, great snacks & beverages, and open-air collaborative team settings. REPAY has been certified as a Great Place to Work® company for 2017, 2018, 2019, 2020, 2021, and 2022. The REPAY team is fun, smart, collaborative, and truly enjoys working together. Making a difference in our local communities – we support several philanthropic initiatives every year to give back to our local communities. We are self-driven, motivated professionals who do not require micro-management to ensure we produce high quality and timely work.

INNOVATION & EDUCATION
We create highly sophisticated payment processing applications and are always pushing the boundaries of what is possible. We are constantly revolutionizing the industry by building on new ideas from clients and employees. We provide the resources necessary to ensure new innovations can develop quickly and with quality. We encourage continuing education, including professional conferences and events.  

PUTTING OUR PEOPLE FIRST
We believe our people are the best, and we care immensely about their success. We offer a comprehensive benefits package which includes 100% coverage of employee healthcare premiums and several free benefits, including life insurance, disability insurance, and work-life balance resources. All benefits go into effect day one. Our employees’ futures are important to us, which is why we have a 401(k)-employer match and and an Employee Stock Purchase Plan. REPAY employees are eligible to participate in our Annual Bonus Program. This bonus award reflects excellent performance of individual contributions and goals achieved during the past year.

REPAY’s core values are Excellence, Passion, Innovation, Respect, and Integrity.

REPAY is an Equal Opportunity Employer and we promote a company culture where diversity, equity and inclusion are central. We are committed to build our teams and grow a company in which employees can succeed, regardless of race, color, national origin, sex, sexual orientation, gender identity or expression, transgender status, pregnancy, religion, age (40 and over), disability, service in the uniformed services, protected veteran status, genetic information, or any other classification protected by federal, state or local law. Celebrating our diverse backgrounds, views and beliefs allows us to embrace what makes us unique and continue to innovate and push the boundaries of what is possible.

We are interested in every qualified candidate who is eligible to work in the United States. This position is not eligible for hire in California. Additionally, we are not able to sponsor visas.