.NET Software Engineer

Post Date

Mar 20, 2026

Location

San Antonio,
Texas

ZIP/Postal Code

78259
US
May 21, 2026 Insight Global

Job Type

Contract

Category

Software Engineering

Req #

SAT-801d6f92-2db9-47a6-91a2-511a2a390fe7

Pay Rate

$49 - $61 (hourly estimate)

Job Description

Insight Global is seeking a skilled .NET Software Engineer to join their client's IT organization's Software Development Team. The ideal candidate will possess a robust background in software development, Azure cloud services, DevSecOps knowledge, and application security best practices. This engineer will drive innovation within the department and ensure development processes are efficient, secure, and modern.

The contractor will be embedded into an existing Kanban-based agile team supporting the RightAngle platform — a mission-critical, multi-billion dollar revenue system handling movement data, deal data, and scheduling data across the enterprise. The engineer will build new integrations, implement business logic, perform data translations, and support regional scheduling initiatives that feed into the RightAngle system. This is a hands-on individual contributor role with no direct reports or mentoring responsibilities.

The successful candidate will design, develop, test, and maintain high-quality software solutions for Marathon's evolving Commercial Ecosystem — including customized solutions in C#, .NET, and cloud-native Azure platforms, analyzing business requirements, coding new features, enhancing existing code, troubleshooting application issues, and configuring vendor-provided packaged software.

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/.

Required Skills & Experience

Strong, hands-on proficiency in a .NET MVC web application environment
MVC Web Application Architecture — Ability to design, develop, and enhance solutions within existing MVC patterns.
Messaging Frameworks — Hands-on experience with Azure Service Bus or similar asynchronous/event-driven architectures.
Code Review & Quality — Ability to review, analyze, and improve existing code while identifying performance issues and poor practices.
Azure DevOps (ADO) — Familiarity with ADO boards, pipelines, work item tracking, and delivery workflows.
Platform & Integration Development

Design and build new system integrations
Implement business logic, data transformations, and integration-layer workflows
Support regional scheduling imports into the RightAngle platform via the KitiHawk integration layer
Identify and implement performance optimizations in existing code.

Nice to Have Skills & Experience

Experience with Azure Service Bus and messaging frameworks (explicitly called out as a major plus)
Background in oil & gas or data-heavy enterprise environments
Familiarity with RightAngle or similar commodity management platforms
Experience with GitHub Copilot or AI-assisted development tools
Cloud-native development experience on Azure

Benefit packages for this role will start on the 1st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.