C# jobs in Round Rock, TX

Senior Software Engineer, .NET/C# (Authentication

Austin, Texas

•

Today

Location: Austin, TX Salary: $65.00 USD Hourly - $70.00 USD Hourly Description: Our client is currently seeking a Senior Software Engineer, .NET/C# (Authentication Location: Hybrid in Austin, TX (On-site 4 days per week) Job Type: 3 months (strong possibility for extension) About the Role As a Senior Software Engineer on the Identity & Access Management (IAM) team, you will serve as a hands-on technical lead in a fast-paced Agile environment. You will divide your focus equally between system

Contract

Compensation information provided in the description

Sr. Fullstack Engineer / C#.Net / Angu;lar 10_

Austin, Texas

•

Today

Our client is a software and consulting company with long-standing client relationships and an emerging products division. Their primary expertise is in application development, data visualization, Information Technology (IT), and Their clients include large financial firms, utilities and Federal customers. They are looking for a Sr. Full-stack Web Developer with strong Anguler10+, C#.Net, API, SQL, and Cloud experience responsible for building web applications alongside system architect's for o

Easy Apply

Contract

USD 65.00 - 75.00 per hour

.net/C# Developer - Senior

Austin, Texas

•

Today

job summary: The Senior .NET/C# Developer, with skills equivalent to 6-10 years in a comparable position, will serve as a hands-on lead developer in a dynamic, fast-paced, and Agile environment. This role is a part of the Online Security Technologies team, responsible for designing, developing, and supporting a mission-critical Authentication platform. The responsibilities are divided into 50% design and 50% development, requiring the successful candidate to contribute both as a coder and syste

Contract

USD60 - USD63

Principal Enterprise (C#.NET) Architect

Remote

•

Today

Collinwood is assisting our client in their effort to hire/engage an experienced C#.NET Architect. In this role, you will be thelead architect on this engagement. You will own the technical analysis and all architecture deliverables (aProduct Owner handles the product and business requirements side). Note: This role can either be a full-time salary or a long-term contractor WHAT YOU'LL DO Profile and assess codebases using AI-assisted tooling; validate existing architecture documentation (C4 d

Easy Apply

Full-time

Depends on Experience

C#/Duck Creek Developer (Field Engineer)

Remote or Hybrid

•

Today

Precision is seeking THREE (3) Duck Creek/C# Developers for a contract position with our Fortune 100 client. This fully remote role supports software applications and platform enhancements using Duck Creek Policy, C# .NET, Kafka, and API development. You will analyze requirements, create programming specifications, develop and test code, support production applications, and maintain technical documentation. The role requires strong troubleshooting, problem-solving, organization, and communicatio

Easy Apply

Contract

DOE

C#.NET Developer with Trading And Capital Market Exp

Remote

•

Today

JOB DESCRIPTION: Please apply only if you have Investment banking/Capital market experience. Role: C#.NET Developer with investment banking and Capital Market exp.Location: NY(Remote)Job Type: W2 / Fulltime Client is looking for a reliable full stack Dot Net developer ASAP.Wealth Management & Capital Market (Trading, Equities, Portfolio) Exp. Must.SQL, C#, .NET, Full stack developer with 8+ years of experienceProficiency in C#, .NET framework, and object-oriented programming principles.Experienc

Easy Apply

Full-time

Depends on Experience

Senior GenTax Developer - C#/PostgreSQL - REMOTE

Remote

•

6d ago

Job Description: No Corp to Corp, Only W2/ 1099 Resumes will be considered Work Location: 100% Remote (Manager is willing to consider candidates in Eastern, Central, Mountain, and Pacific Time Zones) The candidate will be responsible for analysis, design, coding, testing, and documentation. The candidate will code enhancements and develop required fixes to production problems using the functional and technical programming standards of the GenTax system. The tool set will include C#, PostgreSQL,

Easy Apply

Contract

Depends on Experience

.Net Developer_ Austin, TX_Need Local_No Relocation_F2F Interview

Austin, Texas

•

11d ago

Role:- Full stack .Net Developer Location:- Austin, TX Need Local | No Relocation| F2F Interview Need to be comfortable with Coding Exercise Who are we looking for? Full stack .Net Developer having strong hands-on experience in developing WebAPI/Microservices using .Net core stack/SQL server in Agile development environment. Must have good working experience in an offshore development team based out of India. Must have prior experience in customer facing role. Technical Skills: Over 10-13 Year

Easy Apply

Third Party, Contract

Depends on Experience

Dot Net Full Stack Developer - Austin, TX, Houston, TX, San Antonio, TX, Dallas, TX.

Remote or Austin, Texas

•

Today

Job Title: .NET Full Stack Developer Location: Austin, TX, Houston, TX, San Antonio, TX, Dallas, TX. Contract: 12+ Months Looking for W2 candidates. No C2C Job Summary We are looking for a Principal .NET Full Stack Developer to architect enterprise cloud-native applications and AI-enabled platforms using .NET, Azure, Microservices, and modern software engineering practices. The ideal candidate should possess strong architecture, cloud, DevOps, and AI integration expertise. Key Responsibilities

Easy Apply

Contract

Depends on Experience

Sr. Software Systems Engineer (C#/.NET Developer)

Remote

•

Today

Job ID: 2616718 Location: Remote Work, TX, US Date Posted: 2026-09-10 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: ORA_REMOTE Description SAIC is searching for a motivated, career and customer-oriented Sr. Software Engineer (C#/.NET Developer) who will work across EDI transaction processing, backend API develo

Full-time

USD 80,001.00 - 120,000.00 per year

Mainframe with C#

Remote

•

10d ago

Role :- Mainframe Consultant with .Net C# Location: | Remote Contract OpportunityLooking for a strong Mainframe Developer with:Hands-on C# coding experience Strong Mainframe experience Excellent communication skills Ability to work independently in a remote environment

Easy Apply

Contract, Third Party

Depends on Experience

C#/VB.NET Developer

Remote or Hybrid

•

Today

Our Fortune 100 client is seeking a Senior IT Software Developer for a 12-month contract assignment. This remote role focuses on developing software solutions, with approximately 80% back-end development and 20% front-end development. The developer will analyze requirements, write and modify complex code, test applications, support production systems, and maintain technical documentation. The role requires strong experience with VB.NET, C#, SQL Server, integration and reporting services, SQL Alw

Easy Apply

Contract

DOE

Sr. Software Systems Engineer (C#/.NET Developer)

Remote

•

Today

Job ID: 2616245 Location: Remote Work, TX, US Date Posted: 2026-08-28 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: ORA_REMOTE Description SAIC is searching for a motivated, career and customer-oriented Sr. Software Engineer (C#/.NET Developer) who will work across EDI transaction processing, backend API develo

Full-time

USD 80,001.00 - 120,000.00 per year

C Sharp / .Net Developer

Austin, Texas

•

Today

Your Opportunity At Schwab, you're empowered to make an impact on your career. Here, innovative thought meets creative problem solving, helping us challenge the status quo and transform the finance industry together. We believe in the importance of in-office collaboration and fully intend for the selected candidate for this role to work on site in the specified location(s). As a Software Development Engineer on the Transaction Posting System (TPS) team, you will help power one of Schwab's most

Full-time

USD 50.48 - 55.77 per hour

Sr. .net/C# Developer

Austin, Texas

•

Today

Sr. .net/C# Developer: On behalf of our Technology client, Procom is searching for a Sr. .net/C# Developer for a 3 month contract. This position is a hybrid position with 4 days onsite at our client's Austin, TX office. Sr. .net/C# Developer - Job Description: The Senior .NET/C# Developer will serve as a hands-on lead developer in a dynamic, fast-paced, and Agile environment. This role is part of the Online Security Technologies team, responsible for designing, developing, and supporting a mi

Full-time

Senior .NET/C# Developer

Austin, Texas

•

Today

Senior .NET/C# Developer: On behalf of our Online Security Technologies client, Procom is searching for a Senior .NET/C# Developer for a 3 month role. This position is a hybrid position with 4 days onsite at our client's Austin, TX office. Senior .NET/C# Developer - Job Description: The Senior .NET/C# Developer will play a key role in designing, developing, and supporting a mission-critical Authentication platform. This includes both coding and system design, with responsibilities divided equa

Full-time

Staff Software Engineer (.Net/C#)

Austin, Texas

•

Today

About Us Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. At Visa, you'll have the opportunity to create impact at scale - tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world. Join Visa and do work that

Full-time

Managing Engineer (C#/ASP.NET)

Remote

•

Today

At Allstate, great things happen when our people work together to protect families and their belongings from life's uncertainties. And for more than 90 years, our innovative drive has kept us a step ahead of our customers' evolving needs. From advocating for seat belts, air bags and graduated driving laws, to being an industry leader in pricing sophistication, telematics, and, more recently, device and identity protection. Job Description The Managing Engineer (C#/ASP.NET) leads a team of softwa

Full-time

USD 100,000.00 - 170,500.00 per year

Windows Software Engineer C# - C++

Remote or Phoenix, Arizona

•

Today

Rockwell Automation is a global technology leader focused on helping the world's manufacturers be more productive, sustainable, and agile. With more than 28,000 employees who make the world better every day, we know we have something special. Behind our customers - amazing companies that help feed the world, provide life-saving medicine on a global scale, and focus on clean water and green mobility - our people are energized problem solvers that take pride in how the work we do changes the world

Full-time

Software Engineer (SQL/C#)

Remote or Schenectady, New York

•

20d ago

LTI (Logic Technology, Inc.) the "Pro People" company is a privately held technology solutions provider that offers best in class services to local, national and global organizations. Now after three decades, these initials have come to represent more than just our company name. They've also come to represent our hard earned reputation for Leadership, Technology and Integrity. At LTI, we believe confident, motivated employees produce superior work, ensuring our existing client relationships cont

Full-time

C# jobs in Round Rock, TX, USA