.net Developer Jobs in California
Levi, Ray & Shoup
$60 - $75
San Francisco, CA
Our direct client in the healthcare industry is seeking an experienced Senior Software Developer to support multiple AI-driven initiatives on a long-term engagement. Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training.
Tech Providers Inc.
$1
Los Angeles, CA
This role requires expertise in software engineering using Microsoft technologies (C#.NET, ASP.NET Core, MVC, Razor, Web APIs), jQuery, Bootstrap, and SQL Server, with a focus on cloud-native development and modern design patterns, with hands-on coding experience of at least 10 years. - 10+ years of work experience in the design, development, testing, and support of large-scale web applications and system integrations using the Microsoft stack, with a particular focus on high-volume transactions, secure architecture, low latency, optimal performance, and proper scalability.
Jobot
$95000 - $170000
Glendale, CA
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Elastic
San Jose, CA
Technical Leadership: Act as a principal voice in architectural and design discussions, guiding the security posture and development practices of Elasticsearch and the Elastic Stack, and driving long-term security strategy within the team and across the organization. • Cross-Team Teamwork: Act as the primary technical point of contact for security features, driving alignment and integration with search, AI, cloud, and operations teams to ensure consistent security posture across the Elastic Stack.
JT4 LLC
Edwards Air Force Base, CA
Some jobs may require a candidate to be eligible for a government security clearance, state-issued driver's license or other licenses/certifications, and the inability to obtain and maintain the required clearance, license or certification may affect an employee's ability to maintain employment. JT4 develops and maintains realistic, integrated test and training environments and prepares our nation's war-fighting aircraft, weapons systems, and aircrews for today's missions and tomorrow's global challenges.
JT4 LLC
Edwards Air Force Base, CA
Bachelor's Degree in Computer Programming or Computer Science; or equivalent technical training from an accredited academic institution, completion of a recognized certification program, or equivalent experience and demonstrated skills, knowledge, and technical competence in computer programming with six years of additional experience. Some jobs may require a candidate to be eligible for a government security clearance, state-issued driver's license or other licenses/certifications, and the inability to obtain and maintain the required clearance, license or certification may affect an employee's ability to maintain employment.
Synergistic it
$82000 - $136000
San Diego, CA
A typical market demand pattern is clear: organizations still need entry-level software programmers, Java full stack developers, Python/Java developers, DevOps-focused engineers, and on the data side data analysts, BI analysts, data engineers, data scientists, and machine learning engineers. SynergisticIT since 2010, has helped candidates land full-time roles at major organizations (examples often cited include Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Client, Banking, Wayfair, Client, Client, and more) with offers commonly in the $95k–$154k range depending on role and skill depth.
Synergistic it
$82000 - $141000
San Jose, CA
SynergisticIT focuses on roles such as entry-level software programmers, Java full stack developers, Python/Java developers, Data Analysts, Data Engineers, Data Scientists, and Machine Learning Engineers. Many candidates spend months learning frameworks and finishing courses, only to freeze during technical screens, system questions, or behavioral rounds.
SynergisticIT
Stockton, CA
Since 2010, SynergisticIT has helped thousands of candidates land full-time jobs at major employers such as Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Intel, Citi, JPMC, Walmart Labs, Deloitte, and many more—with offers often in the $90k to $154k range depending on role and skillset. If your degree is in mechanical engineering, electrical, math, statistics, biology, finance, communications, or something completely different, you can still become competitive—if your learning path is structured around hiring outcomes.
SynergisticIT
$82000 - $141000
Irvine, CA
Ideal candidates for interview-focused support include: recent grads with limited experience, candidates stuck after multiple interviews, professionals returning after layoffs, candidates with career gaps, and international candidates on F1/OPT who need employment to maintain status and pursue STEM extension/H-1B pathways. SynergisticIT works with clients hiring for entry-level software programmers, Java full stack developers, Python/Java developers, data analysts, data engineers, data scientists, and machine learning engineers.
SynergisticIT
$82000 - $141000
Los Angles, CA
Since 2010, we've helped thousands of candidates land full-time jobs at tech leaders like Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Client, Paypal, Banking, Wayfair, Client, Client and hundreds more with Job offers of $95k to $154k. Currently, We are looking for entry-level software programmers, Java Full stack developers, Python/Java developers, Data analysts/Data Engineers/ Data Scientists, Machine Learning engineers for full time positions with clients.
SynergisticIT
$82000 - $141000
San Jose, CA
SynergisticIT focuses on roles such as entry-level software programmers, Java full stack developers, Python/Java developers, Data Analysts, Data Engineers, Data Scientists, and Machine Learning Engineers. Many candidates spend months learning frameworks and finishing courses, only to freeze during technical screens, system questions, or behavioral rounds.
SynergisticIT
$78000 - $141000
San Jose, CA
Since 2010, we've helped thousands of candidates land full-time jobs at tech leaders like Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Client, Paypal, Banking, Wayfair, Client, Client and hundreds more with Job offers of $95k to $154k. Currently, We are looking for entry-level software programmers, Java Full stack developers, Python/Java developers, Data analysts/Data Engineers/ Data Scientists, Machine Learning engineers for full time positions with clients.
Synergistic it
$78000 - $136000
Santa Monica, CA
Since 2010, SynergisticIT has helped candidates return to the workforce and land full-time jobs at major employers—companies like Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Client, Client, Banking, Walmart Labs, Client, and more—often with offers between $90,000 and $154,000 depending on role and expertise. SynergisticIT commonly supports hiring pipelines for roles such as junior software programmer, Java full stack engineer, Python/Java developer, DevOps/cloud engineer, plus data-track roles like data analyst, BI analyst, data engineer, data scientist, and ML/AI engineer.
Purple Drive
Woodland Hills, CA, California
The ideal candidate will design, develop, and deploy scalable applications leveraging modern frameworks, ensuring seamless performance across backend and frontend layers. We are looking for an experienced .NET Developer with strong front-end expertise in React and Angular to join our team.
Georgia Tek Systems
San Jose, CA
Experience in C#.Net, ASP.Net, MVC 5.0, Net Core 2.0, ASP.Net Core MVC, building webservices using WCF, REST Web API. No Third-party C2C available for this job Minimum of 10 yrs of solid development experience in building and enhancing applications and services using .Net, Microsoft SQL Server 2016/2019.
EXCELHIRE
Los Angeles, CA
Design and develop enterprise level systems utilizing C#, ASP.NET, NET Core, NET MAUI, JavaScript, React Native, Node-JS, JavaScript, Azure SQL Server 2008+ based components. Interact with project managers and business unit stakeholders to review designs, demo prototypes, and address issues in a timely manner.
Georgia Tek Systems
Orange, CA
US Citizen, Green Card, TN, GC EAD, and H4 EAD only No Third-party agencies corp to corp. We are looking for a Full Stack .Net Developer with UI/UX Experience with 5+ yrs of experience.
Perfict Global, Inc.
Fremont, CA
Integrate open-source tools and technologies into development workflows, leveraging .NET Framework, NET Core, package management, and dependency injection for efficient builds. Participate in CI/CD pipelines using Docker and Kubernetes, incorporating continuous deployment practices, feature toggles, logging, metrics, monitoring, and alerting to ensure reliable releases.
Diverse Linx
San Francisco, CA
Desired Skills (Bonus Points): Experience with Azure Resources (Azure SQL Database, Azure App Service, etc.) in DevOps Pipelines and API/SDKs. This project involves migrating a legacy system from a stored procedure-driven architecture to a modern, testable C#/.NET Core solution using Entity Framework Core.
Georgia Tek Systems
San Jose, CA
Note: Please allow me to reiterate that I chose to contact you either because your resume had been posted to one of the internet job sites to which we subscribe, or you had previously submitted your resume to Gerogia IT Inc I assumed that you are either looking for a new employment opportunity, or you are interested in investigating the current job market. Experience in C#.Net, ASP.Net, MVC 5.0, Net Core 2.0, ASP.Net Core MVC, building webservices using WCF, REST Web API.
Syntricate Technologies Inc
$60 - $65
Pleasanton, CA
This project is a multi-phased implementation made up of the following modules: quoting, binding, renewals, pricing, rating, policy audit, policy administration, policy payroll and reporting and all aspects of billing, portals, and safety and health applications, as well as converting our legacy data to our new systems. Software development and engineering program is building applications and developing discrete functions of our Policy systems such as Quote Management System (QMS), Policy Operations Portal (POP), Premium and Payroll systems (PNP) and Billing Center.
Purple Drive
Pleasanton, CA, California
Design and deploy serverless components using Azure Functions and Azure App Services. Collaborate with cross-functional teams to deliver high-quality solutions.
Diverse Linx
Rosemead, CA
Azure Certification 3. Developing and maintaining web applications: Using .NET Core for back-end development and frameworks like Angular or React for front-end.4. Familiarity with Azure Communication Services SDKs and REST APIsCompetencies:Core .NET Technologies.
Caltek Staffing
San Diego, CA
We are seeking a skilled Full Stack Developer to join a collaborative, high-performing engineering team building modern, scalable applications on AWS. This is an excellent opportunity for someone who thrives in a fast-moving, agile environment and enjoys solving real-world problems with scalable technology.
Herbalife
Los Angeles, California
Certifications: Agile/Scrum certifications (CSM, SAFe), cloud platform certifications, technical leadership certifications valued when paired with real innovation leadership experience. US Benefits Statement: Herbalife offers a variety of benefits to eligible employees in the U.S. (limited to the 50 States and the District of Columbia), which includes Group Health Programs, other Voluntary Benefit Programs, and Paid Time Off.
Diverse Linx
San Francisco, CA
Design, develop, and maintain software solutions using C#, NET, and React in on-premise, cloud, and hybrid environments.-Collaborate with product managers, architects, and other developers to gather and translate business requirements into technical specifications.-Contribute to the architectural design of systems, ensuring scalability, performance, security, and maintainability.-Build APIs, microservices, and front-end components for web applications, ensuring seamless integration between front-end and back-end services.-Work with cloud services and platforms (e.g., Azure, AWS) to design and deploy solutions in hybrid and cloud-native environments.-Implement best practices for DevOps and CI/CD pipelines, ensuring smooth and automated deployments across environments.-Troubleshoot and resolve issues related to application performance, security, and availability across different environments.-Participate in code reviews, providing constructive feedback to peers and ensuring high code quality and adherence to c
Syntricate Technologies Inc
SFO, CA
Full stack application development experience with Microsoft technologies like WinForms, WCF, SQL Server & ASP.NET Required Skills: 10+ years of Core of .NET and C# and programming concepts.
Kforce Inc.
$46.75 - $63.25
Fremont, CA
Employee pay is based on factors like relevant education, qualifications, certifications, experience, skills, seniority, location, performance, union contract and business needs. Kforce has a client in Fremont, CA that is seeking a highly skilled Mid to Senior Software Engineer to design, build, and scale modern enterprise applications.
Olivine, Inc.
undefined, CA
You will be part of a team of .NET Engineers at all experience levels on our Software Development team and play a key role in delivering software solutions for Olivine’s DER projects and programs for utility and wholesale market clients. If you are motivated and eager to work in a small and growing company with a dynamic group of people and if you want to make a real impact using the latest technologies to build things, this is a great opportunity for you!
ConsultNet
$125000 - $145000
Valencia, CA
For over 25 years, we have connected thousands of consultants with meaningful roles through a personal, communication-driven approach, partnering with a diverse client base to build high-performing teams and create lasting impact. Job Description: We are seeking a Full Stack .NET/C# Developer to join a stable, long-tenured engineering team focused on building and enhancing internal business-critical applications.
Diverse Linx
Long Beach, CA
Database & Serverless Technologies: Proficient in SQL Server for data modeling and query optimization and experienced with Azure Function Apps for serverless computing. Application Architecture & Entity Framework: Strong background in application design and development using Entity Framework, with a focus on clean architecture and maintainable code.
Diverse Linx
Torrance, CA
Essential Skills:Backend development with API building (SQL, MongoDB). Backend development, including building APIs with SQL and MongoDB.
Siritech Solutions Corp
Fremont, CA
Back-end: ASP.NET Core Web API (RESTful services), Entity Framework Core, Golang (Nice to Have), Microsoft SQL Server (MSSQL), PostgreSQL, MySQL, ClickHouse (analytics database), Elasticsearch (NEST client indexing and search), Redis (distributed caching and distributed locking), Kafka (Confluent event-driven messaging with Avro schema registry). Front-end & Web Technologies: Angular, React, HTTP / REST / WebSockets, OAuth / SSO authentication flows, Responsive design and cross-browser compatibility, Infrastructure & DevOps, Docker (multi-stage builds), Kubernetes, Application Insights (monitoring/telemetry).
TechDigital
Torrance, CA
A Senior .Net Architect is a highly experienced software professional responsible for designing, developing, and overseeing the implementation of complex enterprise-level applications using Microsoft .Net technologies, ensuring scalability, performance, and security while providing technical leadership and guidance to development teams, often including mentoring junior developers and making critical architectural decisions aligned with business needs. Architecture Design:Translate business requirements into robust and scalable .Net application architectures, including selecting appropriate technologies, patterns, and frameworks (like ASP.Net MVC, Web API, WCF, Entity Framework) to meet project needs.
TechDigital
SanFrancisco, CA
The ideal candidate will have expertise in .NET, SQL, and Facets, and will be responsible for developing and maintaining geospatial applications. Responsibilities: - Develop and maintain high-quality geospatial applications using .Net technologies to support business objectives.
Insight Global
Sacramento, CA
3+ years of recent experience producing and maintaining detailed technical architecture diagrams, documenting the logical and physical system architecture components, and establishing traceability between the business functions and system components. An employer is seeking a Technical Architect to join one of the top technology consulting firms to spearhead a critical effort to design, develop and implement multiple highly visible, cloud native applications in .NET Core.
TechDigital
Pleasanton, CA
To ensure process compliance in the assigned module| and participate in technical discussions/review as a technical consultant for feasibility study (technical alternatives, best packages, supporting architecture best practices, technical risks, breakdown into components, estimations). High level qualifications include excellent collaboration skills, solid troubleshooting, and strong java full stack development skills as well as great communication skills.
Optimized Technical Solutions
Fairfield, CA
Develop, implement, test, and maintain web applications using C#, NET, Java, PL/SQL, T-SQL, ASP, XML, HTML5, VB, and other modern languages. Coordinate with stakeholders to design, enhance, and troubleshoot web-based applications, including the integration of legacy systems with newer infrastructure solutions.
Mondo
$70 - $80
Los Angeles, CA
Lead complex software development efforts across multiple teams, acting as a trusted technical lead responsible for system architecture, integration, and deployment in a fast-paced, data-centric environment. Design and integrate APIs with secure, scalable architectures.
Cinter Career
Torrance, CA
Our client is looking for a skilled Software Developer to join our team, primarily focusing on web application development using .NET (C#) and React. In addition to web development, you will also have the opportunity to expand your career into our growing ERP business (Microsoft Dynamics) in the future.
Axelon Services Corporation
Aliso Viejo, CA
The ideal candidate brings deep healthcareprovider experience, technical leadership, and the ability to translate complex requirements into robust solutions supporting claims, eligibility, provider data, and compliance. This role is responsible for designing and delivering scalable, secure applications using .NET, React, SQL, and RESTful APIs, with hands-on ownership of EDI (X12/HIPAA) workflows.
Axelon Services Corporation
Aliso Viejo, CA
The ideal candidate will be responsible for designing, developing, and maintaining applications that meet business and regulatory requirements within the healthcare domain. We are seeking an experienced C# Developer with a strong background in US Healthcare systems to join our team.
Cinter Technology Services
Torrance, CA
This is your chance to grow your career in a dynamic environment and explore exciting opportunities in our expanding ERP business with Microsoft Dynamics. We’re looking for a skilled Software Developer to help us build innovative solutions using .NET (C#) and React.
Caltek Staffing
$110000 - $115000
San Diego, CA
In this role, you'll design, build, and maintain scalable solutions on our AWS-hosted platform that serve both internal users and external customers. We embrace agile thinking, regularly reflect on how to improve, and take pride in both delivering value and doing things the right way.
Roblox
$66.9 - $76.59
San Mateo, CA
Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. You’ll act as a trusted technical partner to high-impact creators across strategic genres (RPG, FPS, Sports), supporting their growth, technical execution, and long-term success on the platform.
Rocket Lab Corporation
$115000 - $130000
Long Beach, CA
To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used on the James Webb Space Telescope.
Logix Federal Credit Union
$40.87 - $61.3
Valencia, California
Responsibilities include managing online touchpoints, enhancing user flows and conversions, along with partnering cross-functionally to build engaging tools such as lead forms and interactive features. Perform general content updates across LFCU.com, landing pages, and digital touchpoints in collaboration with internal and external resources.
Pinnacle
Santa Clara, CA
The specific compensation for this position will be determined by a number of factors, including the scope, complexity and location of the role as well as the cost of labor in the market; the skills, education, training, credentials and experience of the candidate; and other conditions of employment. Superior Salesforce development skills, including Apex, Visualforce, REST, APIs, SOQL, JavaScript, CSS, and HTML .
West Coast University, Inc.
$110256.35 - $159866.3
Irvine, California
Reporting to the Manager, Applications Development in a multi-faceted, multi-location academic setting, the Senior Applications developer designs, modifies, develops, writes and implements software programming applications and components; supports and/or installs software applications and components; works from written specifications and pre-established guidelines to perform the functions of the job and maintains documentation of process flow. Analyzes and designs solutions to meet the requirements, writes the technical specification, develops the applications, and works with quality assurance teams throughout delivery of the features, patches, and final releases.