Remote Backend Engineer - C#/.NET for Cloud Payments

Jack Henry; United States; Remote; USD 120,000 - 160,000; Full time

Benefits offered by this job

Fully remote

Remote-first culture

Onsite interview possible

Job summary

Jack Henry is hiring a fully remote Backend Engineer in the United States to design, build, and scale cloud-native services powering high-volume payment transactions. You will work with C#/.NET, AWS, and event-driven architectures to modernize a payments platform and support distributed workloads.

The role emphasizes secure, scalable backend design, microservices, and collaboration on architecture while enabling AI-assisted development to boost velocity and code quality.

Qualifications

• Proven backend experience with C#/.NET in cloud-based environments.
• Hands-on AWS experience and event-driven architectures.
• Experience with large-scale batch processing and distributed systems.
• Familiarity with payment processing concepts and financial networks.

Responsibilities

• Design, develop, and maintain scalable backend services and APIs using C#/.NET
• Build and support event-driven applications leveraging AWS services such as EventBridge, Lambda, SQS, SNS, Step Functions, and ECS
• Design and implement high-volume batch processing systems capable of handling large-scale payment workloads reliably and efficiently
• Develop secure, resilient payment processing solutions that integrate with banking networks, payment gateways, and third-party providers
• Participate in architecture discussions and contribute to engineering best practices across the team
• Apply AI-assisted development practices to improve velocity and code quality

Skills

C#/.NET

AWS

Distributed systems

Microservices

Payments domain knowledge

Tools

Docker

ECS

Terraform / IaC

Job description

Jack Henry is hiring a fully remote Backend Engineer in the United States to design, build, and scale cloud-native services powering high-volume payment transactions. You will work with C#/.NET, AWS, and event-driven architectures to modernize a payments platform and support distributed workloads.

The role emphasizes secure, scalable backend design, microservices, and collaboration on architecture while enabling AI-assisted development to boost velocity and code quality.