Senior Net Software Developer Jobs in California

Who We Are

Applied Materials is a global leader in materials engineering solutions used to produce virtually every new chip and advanced display in the world. We design, build and service cutting-edge equipment that helps our customers manufacture display and semiconductor chips - the brains of devices we use every day. As the foundation of the global electronics industry, Applied enables the exciting technologies that literally connect our world - like AI and IoT. If you want to push the boundaries of materials science and engineering to create next generation technology, join us to deliver material innovation that changes the world.

What We Offer

Salary:

Location:

You'll benefit from a supportive work culture that encourages you to learn, develop, and grow your career as you take on challenges and drive innovative solutions for our customers. We empower our team to push the boundaries of what is possible-while learning every day in a supportive leading global company. Visit our Careers website to learn more.

At Applied Materials, we care about the health and wellbeing of our employees. We're committed to providing programs and support that encourage personal and professional growth and care for you at work, at home, or wherever you may go. Learn more about our benefits.

Key Responsibilities

• Providing assistance in requirement analysis, and software design and development.

• Matlab coding, scrips coding, writing test automation, creating installation kit, responsibility for debugging.

• Providing maintenance and support for software system.

• Handling complex tasks while implementing professional skills, demonstrating initiative and professional discretion.

Functional Knowledge

• Has developed proficiency in a range of analytical processes or procedures to carry out assigned tasks.

Business Expertise

• Has a good understanding of how the team integrates with others to achieve objectives.

Leadership

• May provide informal guidance and support to more junior team members.

Problem Solving

• Provides solutions to problems in situations that are atypical or infrequently occurring based on existing precedents or procedures.

Impact

• Impacts the quality of own work and its contribution to the team.

Interpersonal Skills

• Uses communication skills to regularly exchange information.

Location:Benicia, CA (Onsite)
Department:Software Engineering

We are seeking a highly experienced Senior Software Engineer to lead development and architecture efforts for Sigray Connect, the backend platform powering communication, integration, workflow orchestration, and interoperability across advanced X-ray imaging and inspection systems.

This role is focused on building scalable, reliable, and maintainable infrastructure for scientific and industrial equipment, including integration with imaging pipelines, automation systems, analysis tools, and customer environments.

The ideal candidate has strong experience in backend architecture, distributed systems, industrial software, and modern C#/.NET development practices. Candidates with semiconductor equipment or automation experience are especially encouraged to apply.

• Design and develop core components of the Sigray Connect platform
• Architect scalable communication frameworks for distributed equipment systems
• Develop APIs and services for integration between imaging systems, analysis tools, automation layers, and customer software
• Implement and maintain TCP/IP, device communication, and equipment control interfaces
• Develop and optimize high-reliability backend services for data acquisition, workflow orchestration, and system coordination
• Collaborate with UI, systems, controls, QA, and applications engineering teams
• Participate in architecture reviews, code reviews, and technical roadmap planning
• Mentor junior engineers and establish engineering best practices
• Contribute to CI/CD pipelines, automated testing, and release processes
• Troubleshoot complex system-level issues involving software, hardware, networking, and customer environments

• Bachelor's or Master's degree in Computer Science, Software Engineering, Electrical Engineering, or related field
• Strong experience with:
  • C#
  • .NET / .NET Core
  • Multithreaded and asynchronous programming
  • Distributed systems and service-oriented architectures
  • gRPC or TCP/IP, network communication
  • Backend services
  • Windows desktop and service applications
• Experience with software architecture and large-scale system design
• Strong debugging and problem-solving skills
• Experience working with source control and modern SDLC processes
• Excellent written and verbal communication skills

• Experience with scientific instrumentation, industrial systems, or equipment software
• Semiconductor equipment or semiconductor automation software experience is highly desirable
• Familiarity with:
  • OPC UA
  • EPICS
  • Scientific instrumentation or imaging systems
  • Industrial communication and automation concepts
• Experience integrating software with hardware systems, motion control, or sensors
• Experience with:
  • Jenkins
  • Bitbucket/Git
  • Jira/Confluence
  • Automated testing frameworks
  • CI/CD pipelines
• Experience with Python for scripting or data workflows
• Experience mentoring engineers or leading technical initiatives
• Experience using AI-assisted software development and coding tools such as ChatGPT, Claude, Cursor, GitHub Copilot, or similar tools to improve engineering productivity and development workflows

Additional Information

Time Type:

Employee Type:

Travel:

Relocation Eligible:

The salary offered to a selected candidate will be based on multiple factors including location, hire grade, job-related knowledge, skills, experience, and with consideration of internal equity of our current team members. In addition to a comprehensive benefits package, candidates may be eligible for other forms of compensation such as participation in a bonus and a stock award program, as applicable.

For all sales roles, the posted salary range is the Target Total Cash (TTC) range for the role, which is the sum of base salary and target bonus amount at 100% goal achievement.

Applied Materials is an Equal Opportunity Employer. Qualified applicants will receive consideration for employment without regard to race, color, national origin, citizenship, ancestry, religion, creed, sex, sexual orientation, gender identity, age, disability, veteran or military status, or any other basis prohibited by law.

In addition, Applied endeavors to make our careers site accessible to all users. If you would like to contact us regarding accessibility of our website or need assistance completing the application process, please contact us via e-mail at Accommodations_Program@amat.com, or by calling our HR Direct Help Line at 877-612-7547, option 1, and following the prompts to speak to an HR Advisor. This contact is for accommodation requests only and cannot be used to inquire about the status of applications.