Top Senior C# Jobs in Houston, TX

Develop and implement advanced blending application solutions for refinery process modeling, advanced process control, and real-time optimization. Collaborate with product, sales, manufacturing, customers, and other stakeholders to execute projects, resolve complex technical issues, improve application performance, and lead technical discussions. The role requires expertise in refinery operations, blending or off-site tank farms, Honeywell DCS platforms, programming, and customer-facing engineering support, with up to 30% travel to customer sites.

Develop and implement blending application engineering solutions for refinery process modeling, advanced process control, and real-time optimization. Collaborate with product development, sales, manufacturing, customers, and other stakeholders to execute projects, resolve complex technical issues, improve application performance, and support customer satisfaction. Lead technical discussions and presentations, contribute to technical documentation, and drive continuous improvement initiatives.

Lead the design, delivery, and production adoption of integrations-platform features, including SDKs, agents, job pipelines, developer tooling, and related services. Drive AI-enabled integration authoring, reliability, scalability, observability, and cross-platform support. Partner across product, platform, and customer teams to translate needs into technical solutions while providing architectural leadership, mentorship, and hands-on guidance across distributed systems and workflow orchestration.

Develop and maintain backend applications using .NET, C#, Redis, OpenSearch, AWS, and cloud-native technologies. Responsibilities include troubleshooting software issues, optimizing performance and reliability, conducting code reviews, supporting applications, and leading software and process improvements. The role also involves mentoring colleagues, collaborating independently or with teams, and ensuring high-quality software delivery.

Develop, test, and optimize ultrasonic and electromagnetic inspection systems for tubular products. Design and improve inspection procedures, troubleshoot field and manufacturing issues, analyze inspection data, validate systems, support deployments, and communicate findings to engineering, operations, and customers.

Support development, testing, and optimization of ultrasonic and electromagnetic inspection systems for tubular products. Design and improve inspection procedures, troubleshoot field and manufacturing issues, analyze inspection data, validate systems, support commissioning, and collaborate with multidisciplinary teams to deploy and improve NDT solutions.

Maintain and monitor production systems for availability and performance; lead incident response and postmortems; implement observability, alerting, and automated remediation; optimize distributed systems (AKKA.NET) and PostgreSQL; build CI/CD pipelines and infrastructure-as-code.

Develop and implement ultrasonic and electromagnetic inspection systems and NDE methodologies for tubular goods. Collaborate with multidisciplinary engineering teams, support field operations with scan plans, investigate inspection issues, and communicate technical findings through reports and presentations.

Lead turbomachinery design and product development: perform FEA, rotordynamics and hand calculations; select components/materials; approve manufacturing drawings; support aftermarket, startup, commissioning, root-cause analyses, cost reduction, vendor and customer integration, and development of standardized engineering deliverables and tools.

Design, develop, test, and maintain software for enterprise and embedded systems using C/C++, Python, and LabVIEW. Lead projects, mentor junior engineers, troubleshoot complex defects, create technical documentation, support deployments, and ensure compliance with AS9100/ISO processes.

As a Senior Software Product Engineer, you will enhance compliance solutions through advanced software development, performance optimization, and team collaboration to ensure high-quality outcomes and user experience.

The Technical Lead will architect software applications, advise on technology solutions, and oversee application development best practices, while collaborating with stakeholders for technical guidance and improvements.

Design, develop, and maintain scalable web applications using .NET backend and Angular/React frontend. Collaborate on requirements, implement RESTful APIs, optimize performance, debug, maintain documentation, support end-users, and work within CI/CD and DevOps workflows.

Design, develop, customize and integrate Microsoft Dynamics 365 CRM/CE solutions. Build entities, forms, workflows, plugins, reports and dashboards using CRM SDK, C#, JavaScript, ASP.NET and SQL. Troubleshoot issues, estimate implementation approaches, collaborate with stakeholders, document solutions, and mentor junior developers. Banking domain experience preferred.

Lead multiple software engineering teams to define strategy, prioritize projects, allocate resources, and deliver product software. Ensure modern architecture, application security, cloud and AI adoption, coach engineers, manage performance and budgets, and drive cross-functional collaboration to meet business objectives.

Designs, builds, and maintains integrations across Microsoft 365, the Power Platform, AI/Copilot, and line-of-business apps. Implements connectors, APIs, authentication patterns, and Copilot Studio agents; ensures security and compliance; drives adoption through documentation, training, monitoring, and iterative improvements; partners with Cloud Services, InfoSec, and business stakeholders.

Design, develop, implement, test, and support high-quality internal software and customer-facing products. Enhance existing products and design APIs that integrate systems. Ensure security measures and perform code testing and reviews.

Develop and implement mobile games using Unity for iOS and Android. Collaborate with teams on gameplay features and optimization, ensuring quality code and user experience.

Develop user interface components for ArcGIS Pro using C# and WPF, work in an agile team, and design software solutions for raster and imagery processing.

Lead full lifecycle development of high-volume enterprise web applications using C#/.NET and AngularJS. Contribute to architecture and design, develop and test scalable solutions, troubleshoot production issues, mentor developers, and collaborate with analysts and business stakeholders in an Agile/Scrum environment.

As a Senior Backend Engineer at Eight Sleep, you will develop and maintain back-end services and improve data processing, supporting critical business logic in distributed systems.

Lead end-to-end customer rollouts of an AI-native planning platform: build and maintain data integrations, create performant financial models, develop AI-driven automated test harnesses, resolve data and performance issues, ship product fixes, and partner with finance stakeholders to operationalize solutions and feed product improvements back into engineering.

The Senior .Net Developer will enhance SDG's C#/.NET Core codebase, design high-load services, and optimize MS SQL queries, benefiting from a remote work environment and attractive benefits.

Define and lead an enterprise-level test automation strategy across various layers, focusing on scaling automation frameworks, improving quality, and mentoring engineers. Collaborate on testing AI systems, enhancing CI/CD processes, and reducing flakiness in automation.

The Senior Software Engineer will develop reliable systems for IoT fleet management, create user interfaces, and support data engineering tasks.