Senior C# Developer jobs in Houston, TX

Houston, Texas

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Today

Sunoco LP is a leading energy infrastructure and fuel distribution master limited partnership operating across 32 countries and territories in North America, the Greater Caribbean, and Europe. The Partnership's midstream operations include an extensive network of approximately 14,000 miles of pipeline and over 160 terminals. This critical infrastructure complements the Partnership's fuel distribution operations, which distribute over 15 billion gallons annually to approximately 11,000 Sunoco and

Full-time

Senior C#/Angular Developer

Remote or Hybrid

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Today

Our Fortune 100 client is hiring for a Senior Fullstack Developer to focus on Angular front-end development and C# back-end to enhance capabilities. This role requires expertise in C#, .NET (back-end), Angular (v18+), JavaScript, HTML (front-end), SQL Server, and APIs. You'll analyze requirements, write and test code, support production systems, and ensure seamless software integration. Experience with Duck Creek insurance platform is a plus. This is a fully remote role foowing an ET work schedu

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Contract

DOE

Senior Lead C# / .NET Developer

Remote

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5d ago

Role Overview The Developer, Specialist performs thorough end-to-end analysis of complex business functionality, provides technical solutions for complex business requirements, and implements enterprise-grade software solutions. This role functions as an individual contributor, capable of working independently and within teams, and serves as the technical lead on development projects. We re looking for experience in: C# / .NET microservices REST API design JWT, OAuth, and API security AWS (API G

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Contract

$50 - $58

Senior Software Developer in Test (C#)

Remote or Hybrid in Cleveland, Ohio

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Today

Our Fortune 100 client is hiring for a Senior Software Developer in Test who is highly proficient with test automation framework creation and enhancement. In this role, you ll work closely with developers to implement Reqnroll for scalable automated testing. The role is open to fully remote but candidates but must be willing to work ET hours within the United States. Day-to-Day Responsibilities: - Lead and implement automated testing using Reqnroll (SpecFlow-style BDD automation) for .NET servic

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Contract

DOE

Software Developer Sr

Remote or Cleveland, Ohio

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Today

job summary: For this contractor assignment, seeking Senior-level IT Software Developer with demonstrated success within large-scale IT projects. Full Stack developers will work in a fast paced, collaborative environment, with groups in both IT and business areas: designing, coding, unit testing in a variety of technologies supporting UI, backend, API, and database and Cloud. You'll provide insights and contribute to decisions impacting various platforms. location: Telecommute job type: Contra

Contract

USD59 - USD69

C# T-SQL Developer w/Google Cloud Platform - Remote

Remote or Allen, Texas

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Today

RESPONSIBILITIES: Kforce has a client that is seeking a Remote C# T-SQL Developer w/Google Cloud Platform. Summary: We are seeking an experienced C# Developer to join a high-performing payments technology team supporting a large-scale cloud migration initiative. This role will focus on enhancing backend applications, performing complex database updates, and helping modernize systems as they transition to Google Cloud Platform (Google Cloud Platform). The ideal candidate is a hands-on developer

Contract

$50 - $65 hourly

Lead Software Developer in Test (C#)

Remote or Hybrid in Cleveland, Ohio

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Today

Our Fortune 100 client is hiring for a Lead Software Developer in Test to assist the project team with driving quality-centric practices into their software development processes and will also be responsible for working closely with the project teams to guide their use of test automation assets and consult on the creation and use of new test automation. The role is open to fully remote but candidates but must be willing to work ET hours within the United States. Day-to-Day Responsibilities: - S

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Contract

DOE

Senior .NET Developer in Raleigh, NC (Possible FTE conversion)

Remote

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5d ago

Job Description: Job Title: Senior .NET Developer Duration: 3+ Months Contract with Possibility of FT Conversion Job Location: Remote/Onsite (Raleigh, NC preferred location preferred) Role Overview: The Developer, Specialist performs thorough end-to-end analysis of complex business functionality, provides technical solutions for complex business requirements, and implements enterprise-grade software solutions. This role functions as an individual contributor, capable of working inde

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Contract, Third Party

Depends on Experience

Senior Net Developer

Remote

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4d ago

Immediate need for a talented Senior Net Developer. This is a 12 Month Contract opportunity with long-term potential and is located in Columbus, OH (Remote). Please review the job description below and contact me ASAP if you are interested. Job Diva ID: 26-24650 Pay Range: $67 - $68/hour. Employee benefits include, but are not limited to, health insurance (medical, dental, vision), 401(k) plan, and paid sick leave (depending on work location). Key Requirements and Technology Experience: Mus

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Contract

$67 - $68

Senior .NET Developer

Remote or Hybrid in Cleveland, Ohio

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Today

Our Fortune 100 direct client is hiring a talented C# Developer with experience working with Customer Data Systems. You would be designing and coding in a variety of technologies supporting backend, APIs and Cloud systems. The ideal candidate will have experience in developement with C# as well as strong understanding of APIs, SQL Server, HTML, Azure DevOps, and Unit Testing. This would be a fully remote position. Does this sound like something you'd like to hear more about? If so, APPLY NOW! E

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Contract

DOE

Senior Full Stack .NET Developer - Remote

Remote or New York, New York

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Today

Job Role: Senior Full Stack .NET Developer Location: New York City, NY - Hybrid Duration: Long Term Project No C2C only W2 Job Summary: We are seeking an experienced Senior Full Stack .NET Developer to join our team in New York City. The ideal candidate will have strong full-stack development expertise with Angular 15+, C#/.NET, MS SQL Server, RESTful APIs, cloud platforms, and modern DevOps/CI/CD practices. Key Responsibilities: Design, develop, test, and maintain scalable full-stack web app

Contract

$DOE

Senior .Net Developer

Remote

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17d ago

The AOC information & Technology Services Department is seeking a contract resource for the role of Senior Developer - Development Team, who can assist a development team in developing new software, maintaining existing enterprise systems, troubleshooting complex application issues, and supporting the modernization of KCOJ software solutions. Requirements for candidates are described below. Additionally, to ensure scheduled interviews are productive and results-oriented, please refer to the atta

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Contract, Third Party

Depends on Experience

Sr. Full Stack Developer

Remote

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3d ago

No visa sponsorship is available for this opportunity! C2C or 1099 not available for this opportunity! Candidates MUST be on Prominent payroll as a W2 employee. Prominent is looking for a Sr. Full Stack Developer for a contract to hire opportunity. Candidates based within a commute to our clients office in either Greenwood Village, Colorado, Berkeley Heights, New Jersey or Omaha, Nebraska and can be fully onsite will be given preference. However REMOTE will be considered for rock star candidate

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Contract

Depends on Experience

Sr SQL/.NET Developer

Remote

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Today

Key Responsibilities & Skills .NET Application Development C# Programming SQL Server Development Stored Procedures & Functions ETL Development (SSIS) Healthcare Data Solutions ACA / CMS Reporting Risk Adjustment Programs Medicaid & Medicare Reporting Payer Platform Integration (Facets / QNXT / HealthRules) NCPDP Pharmacy Transaction Knowledge CI/CD Pipeline Implementation Version Control (Git / GitHub / GitLab) Agile & Waterfall Methodologies Unit / Integration / Performance Testing Mentoring &

Contract

Depends on Experience

Direct Client: Senior .NET Full Stack Developer @ Oklahoma City, OK – REMOTE

Remote

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Today

Senior .NET Full Stack Developer Oklahoma City, OK REMOTE 5 -7 Years Contract Looking for the candidates who can work without any visa sponsorship. Number of Positions 2hires under this posting Remote In-person attendance may be required for some on-site meetings. The Teachers Retirement System of Oklahoma (TRS) is undertaking a comprehensive, multiyear modernization initiative to replace aging legacy systemsincluding full retirement of the ALICE platformand transiti

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Contract, Third Party

Depends on Experience

Senior Application Developer

Remote

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4d ago

Company Description We make AI safe, confidential, and compliant for companies. Verapath is an AI platform company based in Greenwich, CT, focused on managing the risks associated with artificial intelligence systems. As AI becomes increasingly foundational to business and society, organizations must proactively address security vulnerabilities, regulatory compliance, bias, and model risk. Verapath delivers AI security, governance, risk, and compliance solutions for medium-to-large enterprises d

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Full-time

100,000 - 200,000

Sr. Net Developer with SSIS exp

Remote or Hybrid

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Today

Remote Only W2 - No Corp to Corp Must have SSIS experience Seeking a developer with strong foundation in the .NET framework and hands on expertise in C#,ASP.NET, ADO.NET, WebAPI, MVC, Javascript, CSS and PHP. Advance SQL Skills including SSAS,SSIS and SSRS, experience in sql stored procedures,query optimization,views, user define functions,indexing. ESP Scheduling tools, powershell scripting is a plus. Experience in pharmacy benefit management do

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Contract

ITPA12 - Senior Application Developer

Remote or Lansing, Michigan

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Today

Salary: $33.45 - $48.09 Hourly Location : Lansing, MI Job Type: Permanent Full Time Remote Employment: Flexible/Hybrid Job Number: 0801-26-21-175AM Department: Technology, Management and Budget Opening Date: 08/12/2026 Closing Date: 8/26/2026 11:59 PM Eastern Bargaining Unit: NON-EXCLUSIVE REPRESENTED EMPLOYEE (NERE) Job Description The supports the business operations of state agencies through a variety of services, including building management and maintenance, information technology, centrali

Full-time

USD 33.45 - 48.09 per hour

Visa Independent - Sr. Java & .NET Developer - REMOTE

Remote

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Today

Position: Sr. Java & .NET Developer Location: California (Remote) Please Note: This position is a combination of both Java and .NET technologies. Candidates with strong .NET expertise and working knowledge of Java are encouraged to apply. Requirement: We are hiring a Sr. Java & .NET Developer for a long-term remote opportunity. The role is primarily .NET-focused (70%) with additional Java development responsibilities. Required skills: 6-8years in enterprise application development

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Contract, Third Party

Depends on Experience

Lead Web Content Developer (Senior Full Stack Drupal Lead / Architect)

Remote or Hybrid

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Today

We are a federal IT company on a mission to make customer experience (CX) the center of every government solution. Technology is our Passion. People are our Purpose. We know tech, but we love people. NuAxis is home to thinkers and feelers; engineers and artists. We work hard and support each other along the way. Teamwork is more than just a buzzword for us, it's a state of mind. We believe happy employees do amazing work, so join our team NOW. We are currently seeking a talented and motivated L

Full-time

Senior C# Developer jobs in Houston, TX, USA