Top C# Jobs in Houston, TX

The Principal Engineer will shape the technical strategy for messaging infrastructure, influence architectural decisions across teams, and solve complex technical problems. Responsibilities include mentoring engineers, driving coherence across teams, and leading initiatives to ensure Weave's competitiveness in messaging solutions.

The Principal Software Engineer will embed with product teams to solve complex technical problems, deliver production code, and make application and service-level architectural decisions. The role owns shared services, reliability, performance, incident response, and cross-system issue diagnosis. It also leads solution design, mentors engineers through influence, supports multiple products and domains, and establishes effective standards for AI-assisted software development.

Lead modernization of a 30-year-old Store Management System by reverse engineering EZC file-based platforms, migrating data and applications to PostgreSQL, and developing enterprise C/C++ software. Responsibilities include architecture, systems integration, APIs, ETL, performance optimization, troubleshooting, documentation, and maintaining business continuity. The role also applies AI-assisted development tools for code analysis, documentation, testing, and modernization while mentoring teams and supporting legacy and modern environments.

Design, develop, test, deploy, and maintain software solutions. Collaborate with product managers, designers, and engineers, write clean maintainable code, participate in code reviews, build automated tests, debug and resolve defects, and follow Agile/DevOps practices.

Develop, test, and optimize ultrasonic and electromagnetic inspection systems for tubular products. Design and improve inspection procedures, troubleshoot field and manufacturing issues, analyze inspection data, validate systems, support deployments, and communicate findings to engineering, operations, and customers.

Support development, testing, and optimization of ultrasonic and electromagnetic inspection systems for tubular products. Design and improve inspection procedures, troubleshoot field and manufacturing issues, analyze inspection data, validate systems, support commissioning, and collaborate with multidisciplinary teams to deploy and improve NDT solutions.

Maintain and monitor production systems for availability and performance; lead incident response and postmortems; implement observability, alerting, and automated remediation; optimize distributed systems (AKKA.NET) and PostgreSQL; build CI/CD pipelines and infrastructure-as-code.

Develop and implement ultrasonic and electromagnetic inspection systems and NDE methodologies for tubular goods. Collaborate with multidisciplinary engineering teams, support field operations with scan plans, investigate inspection issues, and communicate technical findings through reports and presentations.

Lead turbomachinery design and product development: perform FEA, rotordynamics and hand calculations; select components/materials; approve manufacturing drawings; support aftermarket, startup, commissioning, root-cause analyses, cost reduction, vendor and customer integration, and development of standardized engineering deliverables and tools.

Design, develop, test, and maintain software for enterprise and embedded systems using C/C++, Python, and LabVIEW. Lead projects, mentor junior engineers, troubleshoot complex defects, create technical documentation, support deployments, and ensure compliance with AS9100/ISO processes.

Build and validate reinforcement-learning tasks for AI agents exploring unfamiliar C repositories. Responsibilities include investigating runtime behavior, rewriting engineering questions, refining rubrics and foils, running validation workflows, documenting solutions, and addressing expert review. Work focuses on production systems such as PostgreSQL, Redis, OpenSSH, OpenSSL, and other foundational C codebases.

As a Gameplay Engineer, you'll design and refine networked gameplay systems, iterate on features, and collaborate with designers and back-end engineers.

Develop and integrate game features using Unity, C#, and various APIs while ensuring game performance and quality standards are met.

The C# / .NET Developer will design and maintain middleware applications, build Shopify integrations, and support a mobile app backend in a remote work environment.

Lead design and delivery of integrations platform features (SDKs, agents, pipelines). Improve integration authoring, reliability, scalability, observability, and developer tooling. Partner across product and customer teams, mentor engineers, and evaluate emerging technologies to scale integration development and agent-based workflows.

Develop and maintain InfoTrack's cloud-based web solution: build backend C#/.NET services, integrate third-party SOAP/REST APIs, design databases, implement full-stack features (React/JS), follow microservices patterns, write tests, collaborate in Agile teams, and recommend product and usability improvements.

Design, develop, and maintain scalable web applications using .NET backend and Angular/React frontend. Collaborate on requirements, implement RESTful APIs, optimize performance, debug, maintain documentation, support end-users, and work within CI/CD and DevOps workflows.

As an AWS Technical Architect, you will ensure customer success with Amazon Connect solutions, conduct technology assessments, educate clients on AWS, and manage technical teams. You'll translate customer needs into effective designs, oversee project deliverables, and provide training while driving best practices in contact center design.

Design, develop, customize and integrate Microsoft Dynamics 365 CRM/CE solutions. Build entities, forms, workflows, plugins, reports and dashboards using CRM SDK, C#, JavaScript, ASP.NET and SQL. Troubleshoot issues, estimate implementation approaches, collaborate with stakeholders, document solutions, and mentor junior developers. Banking domain experience preferred.

Lead architecture and hands-on development of cloud-native, microservices-based systems and company-wide integrations (AWS and MuleSoft) using Python. Own provisioning, billing, telemetry, and integration landscapes; define AI-SDLC and AI tooling; implement infrastructure-as-code and CI/CD; ensure observability, testing, security, and operational readiness; translate architecture into Jira work and mentor engineering teams.

The role involves designing CLI and backend services, maintaining code quality, collaborating on technical issues, and writing documentation.

Lead technical design and implementation of secure, scalable enterprise applications. Coach and mentor engineers, enforce code quality, drive architecture, authentication/authorization, CI/CD, DevOps, observability, and SDLC governance to meet banking risk and regulatory standards.

Lead development and enhancement of mathematical optimization algorithms and APIs (LP, MIP, QP, etc.). Implement, benchmark, and document new solver features, support product releases, present at conferences, and collaborate with global teams to improve performance and numerical robustness.

The role involves back-end development using .NET Core and SQL, contributing to Jibble 2.0 API integrations, and collaborating with product and design teams.

Design, develop, and maintain software solutions utilizing full-stack development, including backend services, databases, and frontend interfaces. Participate in code reviews and collaborate with teams to meet business requirements.