Top Senior C# Jobs in Houston, TX

Lead Sitecore development for multilingual, multisite implementations using Helix and SXA. Architect and build components, templates, renderings, caching, and Sitecore APIs. Integrate via REST/web services, host and operate Sitecore on Azure (Search/Solr, Redis, App Services), manage CI/CD with Azure DevOps/Unicorn, enforce Gitflow branching, troubleshoot web issues, review implementations, and mentor/manage the team.

Lead architecture and development of scalable REST-based microservices using .NET 6+, ASP.NET and C#. Drive API design, documentation, CI/CD with Azure DevOps, Azure deployments, event-driven integrations, testing (xUnit/NUnit), and mentor engineers while ensuring performance, security (JWT/OAuth/SAML), and observability for large eCommerce systems.

Lead API Developer to architect, build, and maintain scalable .NET/C# REST APIs on Azure. Enforce engineering best practices (CI/CD, code reviews, high test coverage), containerize with Docker/Kubernetes, integrate microservices with cloud databases/storage and IAM (OAuth/SAML/OIDC), use Azure DevOps, monitor analytics, and provide technical leadership and documentation (Swagger).

Lead a team of .NET developers providing technical and architectural leadership across .NET-based applications. Drive design decisions, enforce coding standards, plan and estimate work, perform code reviews, mentor developers, troubleshoot complex issues, and collaborate with product and project teams to deliver scalable, secure microservices and APIs.

Design, develop, and maintain automated test frameworks for front-end and web services. Integrate tests into CI/CD, write unit/component/integration/functional/performance tests, debug front-end and API issues, collaborate with Agile teams, and improve test coverage, release velocity, and production health. Work uses Groovy/Geb and Java/HttpClient and may involve contact center integration.

Design, develop, deploy, and maintain backend components and large-scale cloud-based systems. Write tests, perform code reviews, debug, and collaborate with cross-functional teams to build scalable APIs, microservices, and reliable production software in an agile environment.

Lead a cross-functional engineering team to plan and deliver cloud and application modernization. Translate target-state architectures into delivery plans, assess systems for modernization, drive hands-on cloud-native microservices and event-driven implementations, enforce engineering standards, conduct reviews, mentor engineers, and escalate technical risks to leadership.

Provide technical leadership to design, develop, and maintain web applications and web services (APIs/REST) for engineering and simulation workflows. Drive architecture, API design, data modeling, performance, scalability, and security. Contribute to refactoring, debugging, CI/CD practices, code reviews, and cross-team support for product and customer activities.

The Senior C# Developer will lead AI enablement by transforming APIs into an Agent Mesh using C# and the MCP, ensuring secure AI interactions through Gravitee management.

Lead and deliver scalable cloud-based full-stack software, drive engineering best practices (TDD, CI/CD), create architectures, break down complex work, mentor and coach engineers, collaborate across disciplines, and participate actively in Agile/Scrum ceremonies to improve team outcomes.

Lead a team building the Entri scheduling and order management platform. Drive architecture, modernize legacy desktop apps into scalable SaaS, design and deliver distributed microservices, mentor engineers, partner with product and cross-functional teams, and resolve complex production issues to improve patient scheduling and coordination.

The role involves leading the design, development, and implementation of solutions within Microsoft Dynamics 365, managing projects, mentoring developers, and resolving technical issues.

The Senior Software Engineer will design, develop, and operate critical software services, improving reliability and performance while collaborating with PMs and Designers to deliver customer-focused solutions.

The Senior Software Engineer will lead the design and implementation of full-stack features, mentor peers, and contribute to architectural decisions focusing on enterprise-grade software solutions.

Leading a software engineering team, overseeing design and implementation phases, ensuring adherence to development standards, and collaborating with cross-functional teams.

The Software Development Manager leads engineering teams, ensuring high-quality software delivery, mentoring engineers, and managing team development, while collaborating cross-functionally to align with business objectives.

Seeking a Senior Full Stack .NET Developer to work on a social good project, with strong skills in C#, AngularJS, design, and UX. Requires 5+ years of experience.

Design and implement the OTX runtime, integrate with diagnostic protocols, and ensure quality through testing and concurrency management.

Lead a team responsible for payments and finance development, focusing on API integrations, security compliance, and team productivity improvements.

Lead a full-stack engineering team developing a payments platform, focusing on C#/.NET and cloud-native architectures, with mentoring and technical direction responsibilities.

Lead the technical architecture and delivery of an Air Force integration platform, leveraging Google Cloud and Kubernetes for scalable systems. Design CI/CD pipelines and guide implementation while collaborating with stakeholders.

As a Principal Software Engineer, you will architect AI-enabled systems, mentor teams, and guide technical decisions for scalable products.

Lead test strategy, automation, and performance engineering across web, mobile, and data systems. Build frameworks, run performance tests, mentor engineers, improve CI/CD test reliability, and define testing standards to ensure scalable, secure, and reliable software delivery.

The Associate Staff Engineer will lead automation testing efforts utilizing various tools and frameworks while mentoring teammates and implementing agile practices.

The Staff Engineer will leverage 5+ years of experience in C#, JavaScript, and frameworks to lead and innovate solutions in a collaborative environment.