Top Entry Level C# Jobs in Houston, TX

Develop and maintain full-stack web applications and backend services across web, mobile, desktop, and cloud-native projects. Collaborate with developers and UX teams to design responsive customer-facing interfaces, integrate APIs, test across devices and browsers, troubleshoot defects, and improve development processes and technologies. The role requires modern web framework experience, database knowledge, RESTful API integration, Git proficiency, and strong analytical skills.

Develops coherent optical subsystem and manufacturing test solutions onsite. Responsibilities include configuring test instrumentation, supporting automated manufacturing test infrastructure, and developing .NET applications. Requires experience with optical and electrical test equipment, electronics schematics, VB or C# object-oriented programming, and SQL Server databases. Azure DevOps experience, analytical skills, and strong communication are preferred.

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.

Build and support Ivanti’s global corporate website and digital experiences across the full web stack. Develop responsive, accessible front-end experiences and C#/.NET applications, CMS components, APIs, integrations, databases, and deployment pipelines. Collaborate with Creative and Marketing, implement analytics and privacy tooling, troubleshoot complex production issues, and manage projects from estimation through launch and support. Use AI coding tools while maintaining quality, security, performance, and maintainability.

Designs, develops, tests, deploys, and supports scalable enterprise software across web, native, and mobile platforms. Responsibilities include system architecture, cloud applications, APIs, integrations, data systems, security, performance optimization, technical documentation, Agile delivery, and production support. The role collaborates with distributed engineering and cross-functional teams, translates requirements into technical solutions, evaluates architectural tradeoffs, mentors engineers, and supports technologies including Salesforce, Azure DevOps, generative AI, and mobile frameworks.

Support and evolve Microsoft Dynamics 365 Project Operations and Customer Engagement platforms. Configure Dataverse and model-driven Power Apps, develop Power Platform enhancements, administer security, support integrations, troubleshoot technical issues, manage ALM deployments, and coordinate releases across environments. The role also translates business requirements into maintainable solutions, documents systems, supports product updates, and collaborates with stakeholders and technology partners.

Design and build complex customer-facing product features, own technical decisions, contribute to architecture and technical direction, uphold code quality, mentor engineers, and support production incidents. The role collaborates closely with Product and Design across a modern web stack including React, TypeScript, Node.js, .NET, relational databases, and Microsoft Azure.

Develops secure, scalable custom software solutions using React, .NET/C#, SQL Server, Power Platform, and Microsoft Copilot. Responsibilities include architecture, coding, design reviews, requirements analysis, technical documentation, configuration management, end-user support, troubleshooting, and vendor coordination. Collaborates with Business Analysts and QA Testers to deliver maintainable applications aligned with business needs.

Lead hands-on software engineering and architecture across multiple teams, designing and delivering Angular and .NET applications, APIs, integrations, cloud solutions, and reusable engineering platforms. Modernize legacy systems, improve reliability and security, troubleshoot production issues, strengthen CI/CD and testing, and mentor engineers. Establish practical AI-assisted development practices and customer-facing AI capabilities with appropriate security, validation, traceability, and human oversight.

Hands-on engineer supporting the design, integration, installation, commissioning, troubleshooting, and testing of automated marine vessel electrical and machinery-control systems. Responsibilities include PLC programming, HMI and instrumentation integration, I/O checkout, communications troubleshooting, equipment startup, sea trials, discrepancy resolution, documentation, and coordination with production, engineering, electricians, software teams, vendors, and test personnel. The role requires extensive shipboard and shipyard work, physical mobility, non-standard hours, and 95% travel.

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.

Support selection, specification, integration, testing, qualification, and verification of spacecraft GN&C flight hardware for lunar missions. Responsibilities include developing requirements and interfaces, managing supplier and procurement activities, performing trade studies and risk assessments, supporting environmental and acceptance testing, troubleshooting integration anomalies, conducting HIL and system tests, and preparing technical documentation. The role also supports flight readiness, mission operations preparation, and post-test or post-flight analysis.

Lead the engineering team building Arcnine, Tradeify’s real-time trading platform from development through launch. Hire and develop engineers, guide architecture, partner with Product and Design, remain hands-on with code, establish quality and delivery practices, and own reliability, observability, and incident response. The role also contributes to company-wide engineering standards and communicates progress, risks, and needs to founders and cross-functional stakeholders.

Own end-to-end deployments of Prividium for institutional financial customers, including integration code, permissioning, node topology, upgrades, and operational runbooks. Build reference applications for collateral, tokenized deposits, and settlement. Operate production infrastructure through an on-call rotation, troubleshoot incidents, and convert deployment learnings into platform improvements. Collaborate with product, sales, core engineering, and customer teams while working across regulated banking systems or crypto infrastructure.

The Quantitative Developer will assist with client onboarding, support, implement and maintain new functionality for portfolio compliance, and improve team documentation.

Develop, test, debug, and maintain game software for console, PC, and mobile platforms. Collaborate with artists, designers, and engineers to define and implement features, deliver systems to specification, provide ongoing technical support, and balance scope, quality, and development pace.

Build, deploy, and support secure, scalable full-stack healthcare payment applications. Own front-end, service, backend, analytics, data pipelines, CI/CD, cloud deployment, observability, performance optimization, production incidents, and compliance. Collaborate with product, data, DevOps, QA, business, and client teams to deliver reliable features and platforms across hybrid cloud and on-premise environments.

Designs, builds, operates, and supports backend services powering an enterprise AI platform. Responsibilities include developing APIs, AI gateway and orchestration capabilities, entitlements, tenancy models, data access patterns, integrations, and platform services. The engineer owns services throughout design, implementation, testing, deployment, monitoring, reliability, and support while collaborating with client product, engineering, data, and platform stakeholders.

As an AWS Solution Architect, you'll design and implement Amazon Connect solutions, improve customer processes, lead technical teams, and educate clients on AWS value.

Lead the Windows engineering team responsible for ProPresenter desktop software. Own hiring, coaching, performance management, team health, delivery, throughput, cross-functional execution, and continuous process improvement. Provide technical judgment on C#/.NET desktop development and native interop while partnering with product, design, QA, support, and other engineering teams. Promote high-quality, maintainable software, effective AI-assisted development, and outcomes that serve live production operators.

Execute scheduled, ad hoc, and release-milestone software tests; review test cases; report defects in issue-tracking systems; communicate status in standups; and collaborate with software test managers and development teams. The role requires knowledge of QA methodologies, black-box, grey-box, and white-box testing, strong communication and organization, independent and team-based work, and participation in planning and professional meetings.

Design, analyze, test, integrate, and operate propulsion systems for Nova-C and Nova-D lunar landers. The role supports propulsion hardware across fabrication, qualification, acceptance, vehicle testing, launch campaigns, and flight operations. Responsibilities include requirements development, test planning, equipment and ground-support hardware development, data analysis, anomaly investigation, documentation, and cross-functional collaboration. More experienced engineers may lead technical efforts, mentor engineers, and coordinate multidisciplinary activities.

Supports the design, selection, integration, qualification, environmental testing, verification, and troubleshooting of spacecraft GN&C flight hardware, including sensors, actuators, and avionics interfaces. Responsibilities include trade studies, vendor management, AIT support, HIL and integrated system testing, technical documentation, flight readiness preparation, and post-test or post-flight analysis.

Perform civil/structural engineering and design tasks for power plant upgrades and new projects under senior supervision. Assist with calculations, modifications, equipment walkdowns, and design changes to improve plant performance, safety, and reliability. Work involves field and office duties, travel to client sites, and maintaining unescorted nuclear plant access.