Top C# Jobs in Houston, TX

Designs, develops, deploys, and supports scalable enterprise applications, cloud platforms, APIs, and AI-powered solutions. Responsibilities include software architecture, system integrations, data pipelines, generative AI implementation, performance and security optimization, technical documentation, and collaboration with distributed teams. The role also mentors engineers and contributes to Agile delivery. Candidates must have extensive software engineering experience, strong architecture skills, and be available onsite in Houston five days per week.

Design and build secure, high-performance Outlook Mobile features across email and calendar. Responsibilities include defining architecture, writing tested and instrumented code, improving reliability through telemetry and analytics, collaborating on APIs and technical solutions, and using customer feedback, experimentation, and AI-assisted tools to improve the product.

Lead design and build of production-ready cloud and AI systems, prioritize security and reliability, ship solutions quickly using modern engineering practices, collaborate with cross-functional teams, mentor engineers, drive customer adoption, and deliver reusable assets and end-to-end complex deliveries.

Designs and delivers scalable, resilient, cloud-native infrastructure services for Azure Virtual Machine Scale Sets. Responsibilities include gathering requirements, creating design documents, writing maintainable code, estimating work, monitoring services, responding to incidents, and improving availability, reliability, observability, efficiency, and performance at hyperscale.

Design, build, and maintain full-stack features across React/TypeScript frontend and C# backend. Develop APIs, optimize MySQL schemas/queries, implement caching, monitor on AWS, participate in code reviews, and collaborate with Product and Design to deliver reliable SaaS solutions.

Modernize legacy .NET and C# systems by reducing technical debt, refactoring monoliths into microservices, and re-platforming applications onto AWS cloud-native architectures. Build APIs, containerized services, infrastructure as code, and modern data migration workflows. Apply AI-assisted development tools for code analysis, refactoring, testing, and documentation while promoting simplicity, observability, scalability, and sound engineering standards.

Develop and maintain full-stack applications using .NET, C#, Angular, SQL Server, REST APIs, and Azure technologies. Build customer-facing and internal applications, automation tools, conversion solutions, and modernization initiatives. Participate in testing, code reviews, troubleshooting, production support, CI/CD, DevOps, and cloud initiatives while collaborating with stakeholders and mentoring junior engineers.

Leads architecture and development of Azure Storage table, metadata, and indexing systems at massive cloud scale. Designs distributed-system primitives for partitioning, indexing, transactions, consistency, replication, caching, and high-performance data access. Drives architectural decisions, prototypes innovations through production, and improves performance, scalability, reliability, and cost efficiency. Requires deep expertise in distributed storage, databases, or large-scale systems.

Develop scalable, automated software that improves product and platform security. Build and maintain full-stack applications, including front-end interfaces, application frameworks, data management, analytics, and visualization tools. Provide performance insights to customers and internal teams, research relevant technologies, and collaborate with multidisciplinary teams to deliver effective solutions.

Develop, deploy, and support enterprise UiPath RPA and intelligent automation solutions. Build attended and unattended bots, integrate APIs, SQL databases, enterprise applications, and cloud services, and incorporate Document Understanding, GenAI, LLMs, RAG, and agentic AI. Responsibilities include testing, troubleshooting, monitoring, production support, documentation, governance, security, compliance, and reusable component development.

Designs, develops, and maintains automated test frameworks and suites for complex API and web applications. Tests software functionality, performance, scalability, and database integrations; debugs defects and verifies fixes. Collaborates with engineering, QA, product, and cross-functional teams on test strategy, code reviews, sprint planning, and root-cause analysis. Contributes to CI/CD automation and creates test plans, cases, procedures, and reports.

Design, build, and maintain software applications; collaborate with engineers, analysts, and stakeholders; resolve bugs and production issues; write scalable, testable code; perform testing and debugging; produce technical documentation; mentor peers; participate in on-call rotation; leverage the team's data ecosystem to inform application design and improvements.

Design and implement a multi-tenant web application for managing Microsoft Azure objects using the ASP.NET MVC stack. Translate stakeholder requirements into maintainable code, apply object-oriented design patterns, collaborate with team members, prioritize sprint tasks, meet deadlines, and support usability from design through user acceptance testing. The role requires web development, AI/ML, Azure, Git, and effective communication skills, along with a portfolio of programming or design work.

Build, test, deploy, and support production software using .NET/C#, React or Next.js, cloud platforms, databases, observability, and modern architecture patterns. Incorporate Claude Code, Gemini CLI, AI agents, MCP, and automation into structured engineering workflows while validating AI-generated output. Own delivery from planning through production, implement secure integrations and testing, document architectural decisions, troubleshoot systems, identify risks, and mentor engineers on responsible AI adoption.

Lead forward-deployed engineering engagements for strategic enterprise customers, diagnosing and resolving complex Windows deployment, management, update, application, performance, reliability, and security issues. Build automation, scripts, diagnostic tools, prototypes, and technical solutions; collaborate with Windows and Intune engineering teams on product fixes; and convert customer solutions into reusable playbooks and tools. Communicate findings to technical and executive stakeholders while delivering measurable improvements to Windows install-base health.

Define architectural direction for Azure Specialized platform services and lead the design of highly available distributed cloud systems. Drive reliability, scalability, observability, security, diagnostics, and operational improvements across engineering organizations. Establish service health frameworks, SLOs, metrics, and governance for mission-critical services. Mentor engineers, influence technical strategy, resolve complex cross-system challenges, and advance AI-assisted troubleshooting and platform modernization.

Provides senior technical advisory and incident-response support for enterprise Azure cloud-native applications and AI solutions. The role improves reliability, performance, scalability, security, observability, and cost efficiency through assessments, telemetry analysis, root-cause investigations, architecture guidance, automation, and modernization planning. It coordinates Microsoft support, engineering, account teams, and customers during complex production incidents, participates in on-call rotations, and serves as a trusted technical advisor.

Design, develop, debug, document, and maintain software for drilling equipment and applications. Support software implementation, training, troubleshooting, and release activities. Diagnose related hardware issues, collaborate with internal and external customers to understand requirements, and participate in design reviews. The role requires teamwork, communication, analytical ability, and proficiency in at least one listed programming language or PLC software.

Entry-level software engineering role in NOV’s one-year Pathway Rotational Program. Responsibilities include designing and debugging software for drilling equipment and applications, maintaining documentation, supporting implementation and training, troubleshooting software and hardware, gathering requirements, working with customers, and participating in design reviews. Candidates should be graduating in May 2027 or have graduated within the past two years in a relevant engineering or computer science discipline.

Work with customers and cross-functional teams to design, build, and deliver cloud-based solutions. Lead design, identify dependencies, mentor engineers, act as DRI and on-call, and improve availability, reliability, observability, and performance. Contribute to open-source assets and collaborate with Microsoft product teams to produce extensible, maintainable code and scalable solution patterns.

Design and implement PostgreSQL internals, indexing, query engine extensions, and storage-layer features to support large-scale document workloads on Azure. Profile distributed systems, tune performance, collaborate with open-source communities, conduct design/code reviews, and drive cross-team alignment for mission-critical database features.

Design and implement PostgreSQL internals and indexing/query features for large-scale document workloads, extend query engine with BSON-aware operators and custom scan nodes, tune index pruning and storage, profile distributed systems for performance, collaborate with open-source DocumentDB/PostgreSQL communities, and participate in design/code reviews.

Lead investigation and mitigation of complex distributed storage issues for Azure Managed Disks. Design algorithms for load distribution, monitor system behavior, debug performance and availability problems, collaborate across teams, mentor engineers, act as on-call DRI, and improve observability and reliability at hyperscale.

Develop and maintain Java-based product features for a real-time, scalable SaaS platform. Responsibilities include fixing bugs, deploying and upgrading products in Azure customer environments, monitoring and troubleshooting deployments, improving alerting, automating repetitive tasks, and investigating operational issues. Collaborate with developers, DevOps, support, and infrastructure teams, occasionally assisting end users with troubleshooting.

Build and own full-stack features for ServiceTitan’s Exteriors contractor workflow, spanning sales through production. Develop C#/.NET backend and React/TypeScript frontend systems, design reliable data models, debug distributed systems, and contribute to architecture and technical decisions. Collaborate with product managers, designers, and engineers to translate contractor needs into maintainable, well-tested software while navigating ambiguity in a newly formed product area.