Lead Middleware Engineer Jobs in Texas (NOW HIRING)

Linqx is an industry-leading provider of end-to-end digital solutions and analytics for the oil and gas sector, leveraging advanced data analytics to optimize engineering and operations. Its cloud-based platforms deliver AI-driven insights that enhance reservoir performance and streamline workflows. Driven by a mission of data-driven innovation, LINQX, LLC combines cutting-edge technology with oilfield expertise to deliver transformative results.

Position Summary:

We are seeking a highly skilled Senior IT Software Engineer to lead the design, development, modernization, and support of business-critical software applications. This role will serve as the technical leader for a development team, providing hands-on architecture, full-stack software development, and technical direction across multiple initiatives.

The ideal candidate will possess deep expertise in Microsoft technologies, full-stack application development, and software architecture. Experience within the oil and gas industry, particularly hydraulic fracturing operations and modeling applications, is highly desirable.

This position offers the opportunity to drive innovation, modernize legacy platforms, and help shape the next generation of engineering and operational software solutions.

• Serve as the lead developer and technical authority for software development initiatives.
• Design, architect, develop, test, and support enterprise software applications.
• Provide technical leadership and mentorship to internal and external development resources.
• Collaborate with business stakeholders, engineering teams, and operational personnel to define software requirements and technical solutions.
• Lead full software development lifecycle activities, including architecture, design reviews, coding standards, deployment planning, and ongoing support.
• Develop and maintain applications spanning front-end, middleware, API, and database layers.
• Drive modernization efforts involving legacy applications, cloud migration, and cloud-native architecture adoption.
• Support integration of operational and engineering data systems, including real-time data collection, analytics, and reporting solutions.
• Coordinate and effectively work with offshore development resources when applicable.
• Ensure scalability, security, reliability, and performance of software platforms.

Required Education, Experience, and Qualifications:

• Bachelor’s degree in Computer Science, Software Engineering, Information Technology, or a related field; equivalent combination of education and experience will be considered.
• Minimum of 5 years of experience developing, designing, and/or architecting enterprise software applications.
• Strong Microsoft technology background with hands-on experience in C++, MFC (Microsoft Foundation Class Library), C#, .NET/.NET Core, and SQL Server.
• Experience developing and supporting Windows-based desktop and/or customer-facing business applications.
• Strong database design and development experience, including SQL Server and SQL database technologies.
• Experience developing middleware, APIs, integrations, and service-oriented applications.
• Experience with modern front-end technologies such as Angular, React, React Native, or similar frameworks.
• Experience managing software development efforts using Azure DevOps or JIRA, including requirements management, work tracking, and release coordination.
• Experience developing applications in cloud environments, with Microsoft Azure preferred.
• Demonstrated ability to serve as a lead developer or technical lead, providing technical direction, mentoring team members, and driving software delivery.
• Strong understanding of software architecture, design patterns, scalability, performance optimization, and maintainability best practices.
• Experience working across the full software development lifecycle, including requirements gathering, design, development, testing, deployment, and support.
• Strong analytical, troubleshooting, and problem-solving skills with the ability to diagnose and resolve complex technical issues.
• Excellent verbal and written communication skills with the ability to collaborate effectively with technical and non-technical stakeholders.

Preferred Skills:

• Experience in the oil and gas industry, particularly hydraulic fracturing, completions, or related engineering operations.
• Experience with FracPro or similar fracturing modeling and simulation software.
• Experience with fracturing modeling applications, including competitor products.
• Engineering operations modeling experience.
• Experience working with or managing offshore development resources.
• Experience with real-time data collection, integration, analytics, or operational systems; 1-2 years preferred.
• Experience modernizing legacy applications and migrating solutions to cloud-based environments.
• Experience with Microsoft Azure and cloud-native application architectures.
• Experience with REST APIs, DevOps practices, CI/CD pipelines, and modern software development methodologies.

Working Conditions:

• Year-round on-site in-office expectation (standard 5-day work week)
• Working with globally distributed team members and partners
• Prolonged periods sitting at a desk and working on a computer.
• Must be able to lift 15 pounds at times.
• Positions self to install equipment, including under desks.
• Moves throughout the building to access files.
• Must be able to comprehend and follow written and oral instructions.
• Must be able to complete tasks even with frequent interruptions.
• Must be able to use discretion and independent judgment as needed.
• Must be able to speak clearly on the phone and to fellow workers.

This job description should not be interpreted as an exhaustive list of responsibilities or as an employment agreement between the employer and the employee. The above statements are intended to describe the general nature and level of work being performed by employees assigned to this classification and are subject to change as the needs of the employer and requirements of the job change. Any essential functions of this position will be evaluated as necessary should an employee/applicant be unable to perform the functions or requirements due to a disability as defined by the Americans with Disabilities Act (ADA). Reasonable accommodation for the specific disability will be made for the employee/applicant when possible.

Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws.For further information, please review the Know Your Rights notice from the Department of Labor.