Top Senior C# Jobs in Houston, TX

Design, develop, and maintain cross-platform and native mobile applications using .NET/C# and Xamarin. Perform architecture/design reviews, implement REST/SOAP interfaces, follow agile processes (JIRA), manage configuration (SVN/GIT), and support large-scale enterprise rollouts (MDM). Work in large teams; energy domain experience required.

Full-stack .NET developer focused on front-end integration for customer-facing websites. Work includes C#/ASP.NET, WCF, Web API/REST, SQL/stored procedures, and UI development with JavaScript, Angular, Bootstrap, and Knockout. Collaborate with business and BAs and provide tooling guidance.

Enhance and refactor an existing WinForms MES application integrating ERP and PLM systems, improve architecture for future development, deliver data collection, dashboards, and shop-floor functionality to support a paperless facility.

Develop and maintain scalable software solutions, mentor developers, and integrate AI tools. Collaborate on technical solutions aligned with business goals.

The Senior Software Engineer will develop and maintain full stack applications at Polly, utilizing various technologies for web and mobile platforms, mentor teammates, and collaborate with product teams.

As a Senior Software Developer, you will build features across various technologies, contribute to architecture decisions, support your team, and influence product evolution.

Lead architecture and implementation of software for autonomous UAS systems; mentor engineers; ensure compliance with aerospace standards; optimize CI/CD pipelines.

As a Senior Systems Engineer II, you will lead stakeholder discussions, manage system requirements, support software services for cardiac health, and conduct compliance assessments while collaborating with cross-functional teams.

The Senior Software Engineer will develop and maintain client-side applications, improve installation workflows, and ensure enterprise deployment support for cybersecurity products.

The Senior Manager, Software Engineering is responsible for strategic execution, technical leadership, product advocacy, team scaling, and operational excellence, requiring advanced management and strong technical skills in C# and microservices.

Develop, enhance, and support Windows desktop upstream scientific business applications. Collaborate with engineers and geoscientists, troubleshoot global client issues, apply OOP patterns, write testable code, and participate in UI and web application development.

The Senior .NET Consultant will develop front-end applications using .NET technologies, focusing on frameworks like AngularJS, Bootstrap, and MVC. Prior consulting experience is essential.

Hands-on platform engineering lead supporting platform modernization, API integrations, Azure migrations, DevOps readiness, data migration (PHI/PII aware), risk identification, and technical documentation while coordinating cross-functional teams.

The Solutions Engineer will work with the sales team to understand customer needs, provide product demonstrations, and support client engagements in identity and access management solutions.

The QA Manager ensures the quality and reliability of ClearCalc software by testing product releases, coordinating with support teams, and generating documentation for medical device requirements.

The Staff/Principal Engineer will lead AI-assisted engineering efforts, architect solutions using C#, React, and Python, and drive MLOps initiatives while mentoring senior engineers in a healthcare technology context.

The Sr. Quality Assurance Automation Engineer creates and executes automated tests and maintains regression suites for multiple products, ensuring high-quality releases.

The Senior Software Engineer is responsible for developing, testing, and maintaining SkySlope software. This role requires collaboration, innovation, and continuous learning with a focus on quality and delivery of software projects.

The Senior Software Development Engineer will develop applications using modern programming languages, provide leadership and mentoring, ensure software quality, and lead software improvement initiatives.

Develop, configure, integrate, and operationalize command-and-control (C2) and Common Operating Picture (COP) applications. Build workflow automation, event management, alerting, data fusion, dashboards, and operator-focused UX. Support testing, interoperability validation, demonstrations, and operational readiness while collaborating with systems engineering and stakeholders.

Lead design, develop, and maintain scalable full-stack web applications. Mentor engineers, perform code reviews, troubleshoot production incidents, optimize performance, ensure API-first design, support cloud-native deployments (Kubernetes), and participate in on-call rotations.

Develop and implement advanced application engineering solutions, collaborate with teams, resolve technical issues, and ensure customer satisfaction.

The Director of Software Engineering will lead a multi-functional team, oversee technical design, architect solutions for a SaaS platform, and ensure compliance with security standards.

Design, develop, and deliver scalable backend systems and components using .NET 10 and C#. Build and maintain databases and messaging infrastructure (PostgreSQL/SQL Server, RabbitMQ), deploy with Docker and AWS, apply DDD and ORMs, triage/prioritize work, and contribute to distributed, event-driven architecture with emphasis on reliability and idempotency.

Lead design, implementation, and delivery of software via CI/CD; maintain and optimize applications; drive architecture, code reviews, testing, security, and PCI DSS compliance; mentor engineers and lead scrum team activities.