Senior C#/.NET Engineer – On‑Site, Cloud & Microservices

The Charles Schwab Corporation; Austin (TX); On-site; USD 120,000 - 150,000; Full time

Job summary

The Charles Schwab Corporation in Austin, TX is seeking a Software Development Engineer for the Transaction Posting System (TPS) to design and build scalable, reliable software for high-volume brokerage operations. You will collaborate with engineering, architecture, product, and business teams to deliver platform-wide improvements.

In this role you will contribute to cloud-native and event-driven architectures, apply modern testing and CI/CD practices, and help ensure stability, performance,

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, Information Technology, or a related field.
• 3+ years of software development experience with .NET and C# to design, build, test, and support enterprise applications.
• Experience developing scalable solutions using APIs, distributed systems, microservices, or event-driven architectures.
• 1+ years of experience working with containerized platforms such as Kubernetes, Tanzu, PCF, or similar technologies.
• 1+ years of experience working with SQL and/or NoSQL databases.
• Strong knowledge of object-oriented programming, algorithms, data structures, and software design principles.
• Experience creating and maintaining unit tests, integration tests, and automated testing practices.
• Experience using software delivery and collaboration tools such as GitHub, Jira, Rally, CI/CD pipelines, or comparable platforms.
• Experience working with messaging technologies such as Kafka, MQ, or similar event-driven platforms.
• Demonstrated ability to solve complex technical problems through analytical thinking, troubleshooting, and root cause analysis.
• Proven ability to collaborate effectively across engineering, architecture, product, and business teams while communicating complex concepts clearly.

Responsibilities

• Design and build scalable, reliable software for high-volume transaction processing.
• Contribute to cloud-native and event-driven architectures and platform modernization.
• Collaborate with engineers, architects, product owners, and business partners.
• Develop and maintain automated tests and ensure code quality.
• Support performance, resiliency, and operational excellence of the TPS platform.

Skills

.NET

C#

APIs

Distributed systems

Microservices

Event-driven

Kubernetes

SQL

NoSQL

OO programming

Testing (unit/integration)

GitHub

Jira

CI/CD

Kafka

MQ

Root-cause analysis

Cross-functional collaboration

Education

Bachelor's degree in Computer Science / related field

Tools

Kubernetes

Tanzu

PCF

Kafka

Job description

The Charles Schwab Corporation in Austin, TX is seeking a Software Development Engineer for the Transaction Posting System (TPS) to design and build scalable, reliable software for high-volume brokerage operations. You will collaborate with engineering, architecture, product, and business teams to deliver platform-wide improvements.

In this role you will contribute to cloud-native and event-driven architectures, apply modern testing and CI/CD practices, and help ensure stability, performance,