Combining a flexible, intelligent platform with end-to-end payments capabilities and services developed through its deep industry experience, NCR Voyix empowers retailers and restaurants to accelerate new possibilities for their operations, experiences and business outcomes. NCR Voyix is headquartered in Atlanta, Georgia, and serves customers in more than 35 countries worldwide.

NCR Voyix is seeking a Senior Software Engineer with solid C# and .NET expertise to build, modernize, and operate mission-critical payment and commerce platforms. Design, develop, test, deploy, and support secure, reliable applications using C#, .NET Framework, modern .NET, ASP.NET, ASP.NET Core, and Web APIs.

NET Web Forms and .NET Framework 4.7.2.

Lead or contribute to service rewrites, platform modernization, system integrations, and complex data migrations.

Build scalable, low-latency, event-driven services using messaging platforms such as RabbitMQ, Kafka, Azure Service Bus, or NATS JetStream.

Build and operate containerized workloads using Docker, Kubernetes, and Azure Kubernetes Service.

Apply asynchronous programming, concurrency, parallel processing, and multithreading techniques safely in high-throughput systems.

Troubleshoot application, database, networking, performance, and production issues.

Improve throughput, latency, reliability, scalability, and resource utilization through profiling, testing, and optimization.

Contribute to database design, optimization, migration, and troubleshooting, including MySQL-based systems.

Use tools such as Splunk, AppDynamics, Jaeger, Grafana, Prometheus, Datadog, Elastic, or Kibana to monitor applications and investigate production behavior.

Apply sound software design principles including OOP, SOLID, DRY, Clean Architecture, dependency injection, and appropriate design patterns.

Develop automated unit, integration, component, contract, and performance tests.

Participate in code reviews and ensure quality, security, reliability, and operational readiness.

Use AI coding tools and agentic workflows to improve design, development, testing, debugging, review,



troubleshooting, documentation, and automation.

Mentor junior and mid-level engineers through pairing, design discussions, technical guidance, and code reviews.

Participate in on-call support, incident response, and post-incident reviews.

7 to 10 years of professional software engineering experience.

Strong production experience with C# and the .NET ecosystem.

Experience with ASP.NET or ASP.NET Web Forms, .NET Framework 4.7.2 or later, modern .NET preferably .NET 8 or later, ASP.NET Core, and Web API development.

Strong knowledge of software design and architecture principles including OOP, SOLID, DRY, Clean Architecture, dependency injection, and maintainable design patterns.

Experience designing and supporting backend APIs, distributed services, or integration platforms.

Experience writing automated tests and building operationally supportable software.

Strong troubleshooting, debugging, root-cause analysis, and performance-improvement skills.

Practical knowledge of asynchronous programming, concurrency, and multithreading.

Experience with GitHub or another Git-based source-control and code-review platform.

Experience creating design documents, sequence diagrams, and data-flow diagrams.

Experience mentoring engineers and conducting high-quality code reviews.

Experience using logs, metrics, traces, dashboards, and alerts to diagnose production systems.

Experience using AI coding tools such as GitHub Copilot, Claude, Claude Code, or equivalent tools.

Hands-on experience or strong working knowledge of AI agents, automation agents, AI-assisted internal tooling, or multi-step agentic workflows.

React or another modern front-end framework.

NET testing frameworks.





PowerShell or another scripting and automation language.

Experience modernizing legacy .NET applications into modern .NET services.

Experience with RabbitMQ, Kafka, Azure Service Bus, or NATS JetStream.

Experience with Azure, AWS, AKS, Docker, Kubernetes, Terraform, and GitHub Actions.

Experience with Redis, Valkey, MySQL, distributed caching, database optimization, and complex data migrations.

Experience with observability tools such as Splunk, AppDynamics, Jaeger, Grafana, Prometheus, Datadog, Elastic, Kibana, OpsGenie, or OpenTelemetry.

Knowledge of Retrieval-Augmented Generation, Model Context Protocol, multi-agent orchestration frameworks, prompt engineering, and AI-assisted internal tooling.

Experience in payment processing, financial transaction platforms, retail commerce, hospitality commerce, e-commerce, marketplace platforms, real-time decisioning, or high-availability regulated systems.

C#, .NET Framework 4.7.2, .NET 8 or later, ASP.NET Web Forms, ASP.NET Core, Web API, React, Entity Framework Core, xUnit, NUnit, RabbitMQ, Kafka, Azure Service Bus, NATS JetStream, Redis, Valkey, Azure, AWS, AKS, Docker, Kubernetes, Terraform, Azure Key Vault, HSMs, TLS, mTLS, PowerShell, GitHub Actions, MySQL, GitHub Copilot, Claude, MCP, RAG, Splunk, AppDynamics, Jaeger, Grafana, Prometheus, Datadog, Elastic/Kibana, Jira, Confluence, and Slack.

All qualified applicants will receive consideration for employment without regard to sex, age, race, color, creed, religion, national origin, disability, sexual orientation, gender identity, veteran status, military service, genetic information, or any other characteristic or conduct protected by law. NCR Voyix is committed to being a globally inclusive company where all people are treated fairly, recognized for their individuality, promoted based on performance and encouraged to strive to reach their full potential. Please do not forward resumes to our applicant tracking system, NCR Voyix employees, or any NCR Voyix facility.

📌 Senior Software Development Engineer - Services (Chennai)
🏢 NCR Voyix
📍 Chennai