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Sr Software Engineer Jobs in California (NOW HIRING)

ETAP Software

Senior Software Engineer

Irvine, CA · On-site

$129K - $171K/yr

They are seeking a Senior Software Engineer to maintain and enhance software that supports state estimation and virtual metering for complex electrical networks, as well as develop REST APIs and ...

Xoriant Corporation

Sr. Software Engineer - SOC

San Jose, CA · On-site

$143K - $189K/yr

Job Title: Sr. Software Engineer - SOC (318578) Job Location: San Jose, CA (100% remote for now but need to be onsite as soon as campus opens) Duration: 6+ months contract Client: Samsung Description:

Prosum Inc.

Senior Software Engineer

Temecula, CA · On-site

$150K - $175K/yr

Senior Software Engineer / Technical Leader (Individual Contributor) Core Technologies: C/C++, Cryptography, Python, Linux/POSIX, Systems Programming Focus Areas: Secure software, cryptographic ...

Oscar Technology

Senior Software Engineer

San Jose, CA · On-site

$250K - $300K/yr

Senior Software Engineer Location: San Jose, CA Salary: $250k - $300K An AI startup is hiring a Senior Software Engineer to join its early engineering team and help build the next generation of AI ...

JRD Systems

Senior Software Engineer

Downey, CA · On-site

$126K - $166K/yr

The Sr. Software Engineer will lead application support for multiple applications, project management for stakeholders and managers, and work cohesively within multiple teams. The Sr. Software ...

New

BigHat Biosciences

Senior Software Engineer

San Mateo, CA · On-site

$140K - $184K/yr

Senior Software Engineer Department: Engineering Employment Type: Full Time Location: San Mateo, CA Description The role: BigHat Biosciences is looking for a Senior Software Engineer to join our ...

Aveva

Senior Software Engineer

Irvine, CA · On-site

$131K - $173K/yr

Senior Software Engineer Location: Irvine, CA Employment Type: Full-Time/ Hybrid Senior Software Engineer - Microgrid Controller (MGC) We are seeking a Senior Software Engineer to lead the design and ...

Anduril Industries

Senior Software Engineer

Irvine, CA · On-site

$131K - $173K/yr

As a Senior Software Engineer, you will solve a wide variety of problems involving networking, autonomy, systems integration, robotics, and more, while making pragmatic engineering tradeoffs along ...

ETAP

Senior Software Engineer

Irvine, CA · On-site

$131K - $173K/yr

Senior Software Engineer Location: Irvine, CA Employment Type: Full-Time/ Hybrid Senior Software Engineer - Microgrid Controller (MGC) We are seeking a Senior Software Engineer to lead the design and ...

Disney Experiences

Sr Software Engineer

Glendale, CA

$135K - $181K/yr

The Senior Software Engineer will report to the Sr Manager, Technology. About the Role & Team We are seeking a talented Sr Software Engineer to drive and develop scalable and performing data and ...

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All JobsSr Software Engineer JobsSr Software Engineer Jobs in California

Sr Software Engineer information

See California salary details

$74.5K

$141.4K

$189.5K

How much do sr software engineer jobs pay per year?

As of Aug 3, 2026, the average yearly pay for sr software engineer in California is $141,415.00, according to ZipRecruiter salary data. Most workers in this role earn between $120,900.00 and $159,400.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Sr Software Engineer?

To thrive as a Sr Software Engineer, you need advanced programming skills, a strong grasp of software design principles, and typically a degree in computer science or a related field. Expertise with development frameworks, version control systems like Git, and familiarity with cloud platforms or containerization tools is often required. Exceptional problem-solving abilities, clear communication, and leadership skills set top performers apart in collaborative environments. These competencies ensure the efficient delivery of high-quality software solutions and effective mentorship within development teams.

What are some common challenges Sr Software Engineers face when leading technical projects?

Sr Software Engineers often encounter challenges such as balancing hands-on coding with mentoring less experienced team members, managing shifting project requirements, and ensuring timely delivery while maintaining high code quality. They are frequently responsible for making critical architectural decisions and resolving complex technical issues that arise during the development process. Additionally, effective communication with cross-functional teams and stakeholders is key to aligning technical solutions with business goals.

What is a Sr Software Engineer?

Sr Software Engineers are experienced professionals who design, develop, and maintain complex software systems. They often lead technical projects, mentor junior team members, and collaborate with stakeholders to ensure software meets business needs. In addition to coding, they are responsible for making architectural decisions, reviewing code, and ensuring best practices are followed. Sr Software Engineers typically have several years of industry experience and deep expertise in specific programming languages or technologies.
What cities in California are hiring for Sr Software Engineer jobs? Cities in California with the most Sr Software Engineer job openings:
Sr Software Engineer jobs near you
Infographic showing various Sr Software Engineer job openings in California as of July 2026, with employment types broken down into 67% Full Time, and 33% Contract. Highlights an 67% In-person, and 33% Hybrid job distribution, with an average salary of $141,415 per year, or $68 per hour.

Senior Software Engineer

ETAP Software

Irvine, CA • On-site

$129K - $171K/yr

Full-time

Re-posted 20 days ago

Job description

Job Summary:
ETAP Software empowers customers to make informed decisions throughout the life cycle of their projects with innovative software solutions for electrical systems. They are seeking a Senior Software Engineer to maintain and enhance software that supports state estimation and virtual metering for complex electrical networks, as well as develop REST APIs and collaborate with real-time software engineers.
Responsibilities:
• Implement and maintain system engines used for electrical state estimation.
• Design, develop, and maintain REST APIs for internal applications and services.
• Collaborate with real‑time software engineers to support and improve existing web applications.
• Develop REST APIs for cloud‑based companion applications.
• Ensure all software components meet cybersecurity and compliance requirements.
Qualifications:
Required:
• Bachelor of Science in Computer Science, Computer Engineering, or related field
• 5+ years of professional software development experience
• Experience using Microsoft Visual Studio
• Proficiency in: FORTRAN, C++, C#
Preferred:
• Experience developing software for electrical systems
• Strong understanding of linear algebra
Company:
Optimize, simulate, and control electrical systems with confidence across utilities, infrastructure, manufacturing, and building sectors. Founded in 1986, the company is headquartered in Irvine, USA, with a team of 1001-5000 employees. The company is currently Late Stage.

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