Bengaluru, Karnataka, India
Hybrid
Are you ready to write your next chapter?
Make your mark at one of the biggest names in payments. We’re looking for an Software Engineer Specialist to join our ever-evolving Payrix Team and help us unleash the potential of every business.
What you’ll own as - Software Engineer Specialist
As a Backend C# Engineer, you’ll be part of a high-impact team building the next-generation embedded payments platform for software providers. You’ll work with modern .NET technologies to design scalable, secure, and modular services that power seamless payment experiences. Your work will directly enable Independent Software Vendors (ISVs) to launch, grow, and manage embedded payments programs with minimal friction and maximum control.
Designing and developing scalable backend services using C# and .NET
Building modular APIs and microservices that support onboarding, payment processing, payouts, reconciliation, and reporting
Integrating with key systems including Express Gateway, Hosted Payments Pages, TriPOS, FraudSight, and Payrix services
Collaborating with frontend, product, and infrastructure teams to deliver end-to-end features
Writing clean, maintainable, and testable code following TDD principles
Participating in code reviews and contributing to architectural decisions
Ensuring performance, security, and reliability across distributed systems
Supporting CI/CD pipelines and infrastructure automation
What you bring
10+ years of experience in backend development with strong expertise in C# and .NET
Solid understanding of microservices architecture and distributed systems
Experience with RESTful API design and API-first development
Strong grasp of software design principles and patterns (e.g., SOLID, DDD, Repository, Factory, Observer)
Experience with relational databases (PostgreSQL) and caching systems (Redis)
Familiarity with event-driven architecture and message brokers (Kafka)
Experience with automated testing and TDD using frameworks like xUnit, NUnit, or similar
Good understanding of CI/CD pipelines and DevOps practices
Excellent communication skills and a collaborative mindset
Technologies you’ll work with:
Core Backend: C#, .NET, PostgreSQL, Redis, Kafka
Architecture & Patterns: Microservices, Domain-Driven Design, API-first, Event-driven systems
Infrastructure & DevOps: Kubernetes (AWS), Terraform, GitHub Actions, Jenkins
Testing & Quality: xUnit, NUnit, TDD, Playwright (for end-to-end flows), OpenTelemetry
Security & Identity: KeyCloak, OpenFGA
Monitoring & Observability: Grafana, Prometheus, OpenTelemetry
AI Integration (Nice to Have): Amazon BedRock, Claude Sonnet, Titan Embedding Model, LangChain, OpenSearch
Bonus if you have:
Experience in fintech, payments, or banking platforms
Exposure to embedded payments or white-labeled product development
Familiarity with context engineering or retrieval augmented generation (RAG)
Contributions to open-source or internal developer tooling
About the team
Our Tech and Security teams keep us moving each day, no matter where we are in the world. From the hardware to the networks and everything between, they humbly make it all happen.
This platform is being built on proven Worldpay and Payrix infrastructure, with a bold vision to embed payments expertise directly into platform workflows—eliminating complexity and unlocking new revenue streams for our partners. Manage the product throughout its lifecycle from concept to end-of-life.
What makes a World payer
What makes a World payer? It’s simple: Think, Act, Win. We stay curious, always asking the right questions and finding creative solutions to simplify the complex. We’re dynamic, every World payer is empowered to make the right decisions for their customers. And we’re determined, always staying open and winning and failing as one.
Does this sound like you? Then you sound like a World payer. Apply now to write the next chapter in your career.
LinkedIn # (#LI- Susmita Tripathy)