Top Remote C# Jobs in Houston, TX

Design and develop backend components for enterprise payroll tax, financial, payment processing, and compliance applications. Build scalable RESTful APIs with C# and .NET, optimize Microsoft SQL Server databases, integrate financial systems with CRM platforms and state tax portals, implement secure authentication, automate high-volume processing, modernize legacy modules, and ensure auditability, reliability, and regulatory compliance.

Design, develop, customize and maintain enterprise Sitecore solutions (versions 9/10, SXA, JSS, XM Cloud). Produce technical specs, implement components, test and debug in test and production, support teammates, perform demos to customers, and escalate/resolve issues.

Design, build, and maintain production-grade .NET web applications and APIs on Azure. Own full-stack delivery from data models and SQL to front-end components, CI/CD, testing, and architecture. Collaborate with product and delivery teams, participate in code reviews, and ensure secure, observable, well-tested services.

Designs and builds highly scalable, fault-tolerant Azure compute services, microservices, REST APIs, billing pipelines, and distributed systems. Responsibilities include improving availability, security, scalability, performance, disaster recovery, and compute utilization; using telemetry and data-driven insights; developing cloud-native solutions with containers, NoSQL, and Big Data technologies; and leveraging AI-assisted development in an Agile environment.

Design and lead development of high-performance networking infrastructure for large-scale AI training and inference in Azure. Architect low-latency, low-jitter communication frameworks, optimize distributed systems, benchmark scalability, resolve complex networking issues, and improve reliability, observability, and performance. Mentor engineers, create technical designs, manage dependencies, and participate in on-call operations for critical services.

Leads the design, implementation, optimization, and support of highly scalable Azure Storage services. Responsibilities include end-to-end performance testing, benchmarking, automation, profiling, bottleneck and root-cause analysis across compute, storage, and networking layers, KPI definition, scaling recommendations, and operational incident response. The role collaborates across teams, drives project and release plans, supports reliable and secure services, and mentors engineers while participating in on-call responsibilities.

Develop and operate software for Azure’s hyperscale networking infrastructure and SONiC switch and router platforms. Responsibilities include designing, coding, optimizing, debugging, and maintaining network software; supporting packet forwarding, telemetry, observability, reliability, and performance; creating design and release plans; responding to incidents; and mentoring engineers. The role requires expertise in software engineering, IP networking, distributed systems, Linux, SDN technologies, and container-based environments.

Build and own scalable full-stack cloud-native services and web frontends on AWS for healthcare imaging workflows. Shape architecture and technical direction, implement automated testing, CI/CD, observability, and security, and ensure compliance with HL7, DICOM, and regulatory requirements. Collaborate with Product, UX, and Clinical teams while mentoring developers and supporting reliable production software.

Leads software testing activities, including test planning, test case and script development, manual and automated testing, defect analysis, verification, test metrics, and reporting. Collaborates with technical and project stakeholders to resolve complex issues and ensure software meets requirements. Requires expertise in functional, regression, integration, performance, security, exploratory, and user acceptance testing, along with Agile, CI/CD, version control, and test management practices.

Develops and maintains high-quality systems software and microservices for Azure Messaging services, including data storage and replication. Drives product and engineering-process innovation, applies AI to software development, ensures software quality and stability, and uses rigorous development practices including requirements, testing, and efficient coding techniques.

Designs, develops, tests, deploys, monitors, and operates large-scale distributed cloud services for Azure Arc. Builds software across agents, Kubernetes environments, and globally distributed Azure services using languages such as C# and Go. Responsibilities include automation, debugging, performance optimization, reliability improvements, telemetry, live-site operations, and cross-team collaboration. The role requires participation across the full software development lifecycle and ownership of features from design through production support.

Develop and support a distributed CAD-to-CAD software solution using .NET and C#. Responsibilities include design, development, documentation, testing, debugging, installation, upgrades, performance monitoring, and customer support. The role requires collaboration with product owners, clients, hardware engineers, and multidisciplinary teams; proposal writing, demonstrations, training support, and acceptance activities are also included. Candidates must be able to perform automated, load, fault, and unit testing while supporting reliable remote deployments.

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.

Develops and supports customer-specific technical solutions for Jenzabar customers. Responsibilities include defining requirements, scoping solutions, programming, integrations, system updates, troubleshooting customizations, preparing statements of work, and communicating technical solutions to non-technical users. Collaborates with customers and internal developers across multiple projects.

Develop custom applications, integrations, and system updates for Jenzabar customers using C#, .NET, XML, SQL, REST APIs, and Boomi. Responsibilities include requirements gathering, solution design, troubleshooting, programming, customer consulting, statements of work, training, collaboration, and mentoring application programmers.

Leads software quality and test automation for web, mobile, and application portfolios. Designs automated testing strategies, frameworks, plans, and test cases; performs functional, integration, regression, performance, load, API, and manual testing. Mentors test engineers, reviews requirements, tracks defects, supports Agile delivery, maintains CI/CD test coverage, and collaborates with developers and cross-functional teams to ensure application quality.

Leads and mentors software engineering teams while remaining 20–30% hands-on with coding, debugging, APIs, architecture, and scalable platform services. Coordinates engineering, product, quality, SRE, security, and operations teams to deliver reliable SaaS software. Owns technical direction, roadmap influence, incident management, operational excellence, KPIs, resource allocation, hiring, performance management, and continuous improvement across globally distributed teams.

Provides hands-on technical leadership for complex software initiatives, including architecture, cloud-native development, implementation planning, code quality, testing, DevOps, scalability, reliability, and production troubleshooting. The role mentors engineers, leads technical execution, manages risks and technical debt, and collaborates with Product, UX, QA, Security, and Infrastructure teams to deliver secure, scalable SaaS solutions.

Early-career Software Engineer developing and maintaining Windows desktop fluid-flow simulation applications. Responsibilities span user interfaces, application logic, data models, integrations, testing, debugging, build automation, CI/CD, and modernization. The role involves collaboration with engineering, QA, product, and domain experts while contributing clean, maintainable code and participating in reviews, bug triage, and build pipeline rotations.

Create and optimize high-quality, mobile-optimized character shaders and material workflows in Unity URP. Develop master materials, tools, and editor extensions (C#). Profile and debug performance on iOS/Android, collaborate with artists on look development, and ensure efficient rendering across mobile devices.

Principal Engineer responsible for owning complex software initiatives from problem framing through architecture, implementation, deployment, production support, and continuous improvement. The role involves building web applications, services, APIs, MCP servers, data pipelines, and platform integrations; leading architecture and code reviews; improving security, reliability, and maintainability; mentoring engineers; and shaping technical strategy. The engineer will also use and improve AI-assisted development practices while maintaining human accountability for quality and operational outcomes.

Leads the design and development of scalable SaaS applications, including AI-powered features such as semantic search, vector databases, RAG, and LLM orchestration. Provides technical leadership, mentorship, architectural guidance, code reviews, and engineering standards enforcement. Collaborates cross-functionally to translate requirements into robust solutions, champions AI-assisted development tools, builds developer experience tooling, and drives innovation, quality, security, and continuous improvement across the engineering organization.

Build and maintain Salesforce production code as part of an Agile Scrum team. The associate engineer will fix scoped bugs, implement Apex and Lightning Web Components changes, write unit tests, use Git and Jira, and move releases through sandbox, UAT, and production with Gearset. The role includes learning Salesforce development practices, participating in sprint ceremonies, using AI coding assistants responsibly, and joining shared on-call and deployment rotations.

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.

Create and evaluate game development challenges for AI training. Build small game projects, introduce and resolve gameplay bugs, design multi-system features, write task briefs and acceptance criteria, develop verified reference solutions, and conduct end-to-end playtesting. Candidates must demonstrate hands-on experience with a major game engine, relevant programming or scripting technologies, gameplay debugging, interactive feature design, technical documentation, and a verifiable game development portfolio.