C# Developer jobs in San Diego, CA

Remote

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Today

Role: C# Developer Work location: Remote Exp: 10+ Years Job Type: W2 Only Key Responsibilities: Assists in the design, and implementing cutting-edge features and enhancements for Mobius Autonomous Software. Write and maintain high-quality, efficient, and scalable code in C#, ensuring adherence to industry best practices and standards. Lead and manage the full software development lifecycle, including complex requirements analysis, system architecture design, detailed coding, rigorous testing, a

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Contract

$50

C# Developer with automation testing

Remote

•

Today

Title: C# Developer with Automation Testing Location: Remote Duration: Contract till Sept 2026 Summary: This role involves client applications and involves application testing and providing recommendations for optimization. Required Skills - C#, Java, Java Typescript Selenium Specflow Playwright Job Duties - Responsible for documenting, testing, and supporting efficient and effective computer applications and tools consistent with established specifications and business requirements. Responsibl

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Contract, Third Party

Senior C# Developer (Planview)

Remote or Hybrid in Cleveland, Ohio

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Today

Our Fortune 100 direct client is seeking a Senior Full Stack .NET Developer to join a high-impact team delivering solutions within a large-scale CRM/Planview environment. You ll lead integration efforts, develop APIs, and ensure data quality and performance in a modern .NET 8 ecosystem. The ideal candidate will have strong c# programming skills, experience integrating Planview products, and extensive exposure to 3rd party APIs. This is a long-term contract position (12 months initially) that can

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Contract

DOE

C# .NET Developer on W2, Remote, no C2C

Remote

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7d ago

Proven experience in systems analysis, preferably in government or housing related projects. Strong knowledge of data integration techniques, including ETL processes and API-based data exchange. Proficiency in SQL and experience with relational databases (e.g., SQL Server) . Programming experience in C# (.NET Framework/.NET Core) for backend development and system integration. Familiarity with RESTful APIs, JSON/XML, and web services. Experience with scripting or programming languages such as Py

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Full-time

Depends on Experience

Back-End Developer Legacy Modernization (Java OR C#)

Remote

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13d ago

Are you passionate about transforming legacy systems into modern, scalable applications? . We specialize in migrating applications from mainframe and legacy environments to modern platforms like Java Spring and C# .NET using automated tools. In this role, you ll contribute to core modernization efforts, enhance reusable libraries, and mentor junior developers. You ll work closely with a collaborative team to deliver high-quality solutions on schedule. What You ll Be DoingWriting clean, efficient

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Contract

Depends on Experience

Software Developer (Remote, C#/.Net)

Remote

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Today

Macro Pros has an immediate opening for a .Net/C# Software Developer. This is a permanent position offering a competitive salary with benefits, and 100% remote (must live in one of the states listed below). Location: Remote (Must currently live in one of the approved states) Schedule: Monday - Friday, 8:00 AM - 5:00 PM EST Type: Full-Time (Salaried with Benefits) Salary Range: $80,000 to $90,000 Experience Required: 3+ years Background Process: Below is a list of general guidelines the persp

Full-time

USD 80,000.00 - 90,000.00 per year

.Net Frontend Developer

Remote or Florida

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Yesterday

Position: .Net Frontend Developer Duration: 6 Months Location: Remote, local in FL Note: Remote only for local to FL and need passport details with local ID copy Required skills and experience Must have 8+ years of exp Develop responsive API web and mobile interfaces. Ensure seamless integration with back-end systems. Responsible for the overall technical vision and implementation of the system. Coordinate the activities of other architects. Lead architecture reviews during Solution desi

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Contract, Third Party

Senior Software Engineer (C#/Python)

San Diego, California

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Today

Senior Software Engineer (C#/Python) Job Description CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. The Analytics team is responsible for the development of CoStar's cu

Full-time

USD 143,600.00 - 201,700.00 per year

.NET DEVELOPER | LANSING, MI (2 DAYS ONSITE) ONLY LOCAL

Remote or Lansing, Michigan

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Today

JOB TITLE: .NET DEVELOPER JOB DURATION: 10+ MONTHS JOB LOCATION: LANSING, MI (2 DAYS ONSITE) ONLY LOCAL EXPERIENCE: 8+ YEARS VISA: , GC-EAD, -EAD ONLY RATE: $55/HR ON W2 ONLY Job Description We are seeking a skilled .NET Developer to design, develop, and maintain high-quality web and enterprise applications. The ideal candidate should have hands-on experience in .NET Core / .NET Framework, C#, and web technologies, along with strong analytical and problem-solving skills. The role involves

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Contract

USD 50-55

Lender - Senior Software Engineer (C#/AWS)

San Diego, California

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Today

Lender - Senior Software Engineer (C#/AWS) Job Description CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. The Analytics team is responsible for the development of CoSt

Full-time

USD 124,000.00 - 202,000.00 per year

Lender - Software Engineer (C#/AWS)

San Diego, California

•

Today

Lender - Software Engineer (C#/AWS) Job Description CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. The Analytics team is responsible for the development of CoStar's cu

Full-time

USD 103,000.00 - 154,000.00 per year

Software Engineer II (C#/Python)

San Diego, California

•

Today

Software Engineer II (C#/Python) Job Description CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. The Analytics team is responsible for the development of CoStar's custom

Full-time

USD 118,800.00 - 165,000.00 per year

.Net Developer

Remote or Hybrid

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Today

Location: Remote EST Salary: 110-120K The Full Stack .NET Developer will design, develop, and maintain scalable web applications using the Microsoft technology stack. This role involves working across the full application lifecycle-from front-end development with React to back-end services built in C# and ASP.NET MVC-while leveraging cloud platforms to deliver secure and high-performing solutions. Required: 3+ years of experience developing web applications using C#, ASP.NET MVC, and .NET Cor

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Full-time

$110000 - $120000 per annum

Lender - Lead Software Engineer (C#/AWS)

San Diego, California

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Today

Lender - Lead Software Engineer (C#/AWS) Job Description OVERVIEW CoStar delivers real-time, verified commercial real estate data that helps clients confidently spot great opportunities and make smart choices ahead of competitors. By combining the power of CoStar's independent research organization - the industry's largest - with global data delivery, software, and application solutions, clients can act on opportunities with confidence. The Analytics team is responsible for the development o

Full-time

Compensation information provided in the description

Senior Software Engineer (C# / Azure / .NET Core / microservices, AKS)

Remote

•

Yesterday

Remote Senior C# / .NET Software Engineer (.NET Core, Azure, microservices, AKS) Our client is looking to augment their team with an experienced Senior Software Engineer to assist in the implementation of cloud-based systems used by large corporations. This is a "best of all worlds" type of opportunity, working alongside highly-skilled resources, within a specialized technology division of a larger company, providing solutions to Fortune 500 companies. We are looking for flexible resources on th

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Full-time

$125,000 - $165,000

Senior Software Engineer (C# / Azure / .NET Core / microservices, AKS)

Remote

•

Today

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Full-time

$125,000 - $165,000

Senior PHP Laravel Developer

Remote

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Today

Title: Senior PHP Laravel DeveloperLocation: Remote Duration: 6 Months (Contract to hire) Job Summary: We are seeking a Senior PHP Laravel Developer specializing in backend API development to build and maintain scalable, secure, and high-performance web applications for Life Insurance sales, agent management, and lead generation.The ideal candidate will have experience working with RESTful APIs, microservices, and backend system integrations to optimize data flow between sales, marketing, and in

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Contract

$60 - $70

Lender - Principal Software Engineer (React/C#/AWS)

San Diego, California

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Today

Lender - Principal Software Engineer (React/C#/AWS) Job Description Overview CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. We have been living and breathing the world

Full-time

USD 211,000.00 - 297,000.00 per year

Sr. Software Developer -.NET

San Diego, California

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21d ago

Axos Bank Target Range: $85,000.00 /Yr. - $105,000.00 /Yr. Actual starting pay will vary based on factors including, but not limited to, geographic location, experience, skills, specialty, and education. Eligible for an Annual Discretionary Cash Bonus Target: 10% Eligible for an Annual Discretionary Restricted Stock Units Bonus Target: 10% These discretionary target bonuses may be awarded semi-annually based upon your achievement of performance goals and targets. About This Job This position is

Full-time

USD 85,000.00 - 105,000.00 per year

Senior IT Systems Test Engineer (C#)

Remote or Hybrid in Cleveland, Ohio

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Today

Our Fortune 100 client is hiring for a Senior Systems Test Engineer who is highly proficient with test scripts creation and enhancement. Candidates must have strong knowledge in C# to create and update testing frameworks and scripts. Hands on professional experience with API automation testing,Specflow, and MS Test is required. This role can be done fully remotely following an EST work schedule. Does this sound like something you'd like to hear more about? If so, APPLY NOW! Essential Skills: - S

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Contract

DOE

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C# Developer jobs in San Diego, CA, USA