Senior Software Engineer - Payments and Embedded Experiences

Job Description

Are you ready to write your next chapter?

Make your mark at one of the biggest names in payments. With proven technology, we process the largest volume of payments in the world, driving the global economy every day. When you join Worldpay, you join a global community of experts and changemakers, working to reinvent an industry by constantly evolving how we work and making the way millions of people pay easier, every day.

What makes a Worldpayer?

It’s simple: Think, Act, Win. We stay curious, always asking the right questions to be better every day, finding creative solutions to simplify the complex. We’re dynamic, every Worldpayer is empowered to make the right decisions for their customers. And we’re determined, always staying open – winning and failing as one.
We’re looking for a Senior Software Engineer to join our ever-evolving Payments & Embedded Experiences team to help us unleash the potential of every business.
Are you ready to make your mark? Then you sound like a Worldpayer.
About the team:

Payrix by Worldpay is a modern platform that provides Payments Facilitation (PayFac) as a service, offering a full suite of payments and risk management services built for vertical SaaS companies. With Payrix, SaaS providers can embed payments and financial services in their native experience and add a new revenue stream in just weeks. We have strong product-market fit and a clear competitive advantage, fueling exponential growth of 100% year over year—a trend we expect to continue.
The Payments & Embedded Experiences engineering team is responsible for delivering and supporting software that enables SaaS platforms to seamlessly integrate payments through low-code, embeddable solutions.
What You Will Own:
As a Senior Software Engineer, you’ll refine, validate, and implement technical solutions that power our next-generation payments platform. You will work across backend services (C#/.NET), micro frontends (React/TypeScript), and event-driven architectures (ActiveMQ, Kafka, etc.), ensuring our systems are highly scalable, testable, and observable.
Your ability to evaluate technical challenges, validate solutions, and implement them effectively within fixed timeframes will be key to our team’s success.

Key Responsibilities:

• Build and maintain multiple services within a microservices or service-oriented architecture (SOA).

• Develop scalable backend services in C# and .NET, leveraging cloud-native technologies.

• Extend and optimize micro frontends and embeddable payment experiences using React and TypeScript.

• Implement event-driven transaction processing using ActiveMQ, Kafka, or similar technologies.

• Enhance observability and testability, ensuring our services meet high reliability standards.

• Work collaboratively and accountably in a fast-paced, fixed-time deliverable environment.

• Participate in code reviews and architectural discussions, helping drive best practices for scalable, maintainable solutions.

• Validate technical solutions, ensuring alignment with business needs and technical strategy.

What You Bring:

• 5+ years of experience in software development.

• Proven experience contributing to multiple services in a microservices or service-oriented architecture (SOA).

• Strong expertise in C# and .NET or comparable languages for backend development.

• Proficiency in React and TypeScript for frontend development.

• Experience shaping and implementing technical solutions within a fixed timeframe.

• Passion for collaborative problem-solving and cross-team communication.

• Strong knowledge of event-driven architectures and messaging systems (ActiveMQ, Kafka, etc.).

• Experience with cloud-native application development (AWS preferred).

Bonus Points:
- Experience provisioning infrastructure using tools such as Terraform, Pulumi, or Ansible.
- Background in payment processing or fintech.
- Familiarity with defining and maintaining public APIs or developing low-code embeddable components and pages.

What Makes a Worldpayer?

At Worldpay, we take our values seriously, and we live them every day:

• Think like a customer. Act like an owner. Win as a team.

• Curious. Humble. Creative. We ask the right questions, listening and learning to get better every day. We simplify the complex and create impact for our colleagues and customers.

• Empowered. Accountable. Dynamic. We stay agile, using our initiative, taking calculated risks to progress. Never standing still, never settling, we work at pace to achieve our goals. We champion our ideas and stay flexible to make them happen. We know that every action adds up.

• Determined. Inclusive. Open. Unlocking potential means working as one global community. We collaborate, encouraging others to perform at their best and welcoming new perspectives.

Does this sound like you? Then you sound like a Worldpayer.
Apply now to write the next chapter in your career. We can’t wait to hear from you.

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Worldpay is committed to providing its employees with an exciting career opportunity and competitive compensation. The pay range for this full-time position is $129,990.00 - $218,380.00 and reflects the minimum and maximum target for new hire salaries for this position based on the posted role, level, and location. Within the range, actual individual starting pay is determined by additional factors, including job-related skills, experience, and relevant education or training. Any changes in work location will also impact actual individual starting pay. Please consult with your recruiter about the specific salary range for your preferred location during the hiring process.  . This position may be eligible for bonus and/or commission.The job duties outlined above may be directly, and negatively impacted by a criminal history, which could lead to the withdrawal of a conditional offer. However, all qualified candidates with arrests or convictions will still be considered.

Privacy Statement

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EEOC Statement

Worldpay is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, marital status, genetic information, national origin, disability, veteran status, and other protected characteristics. The EEO is the Law poster is available here supplement document available here.

For positions located in the US, the following conditions apply. If you are made a conditional offer of employment, you will be required to undergo a drug test. ADA Disclaimer: In developing this job description care was taken to include all competencies needed to successfully perform in this position. However, for Americans with Disabilities Act (ADA) purposes, the essential functions of the job may or may not have been described for purposes of ADA reasonable accommodation. All reasonable accommodation requests will be reviewed and evaluated on a case-by-case basis.

Sourcing Model

Recruitment at Worldpay works primarily on a direct sourcing model; a relatively small portion of our hiring is through recruitment agencies. Worldpay does not accept resumes from recruitment agencies which are not on the preferred supplier list and is not responsible for any related fees for resumes submitted to job postings, our employees, or any other part of our company.