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Senior Software Engineer Jobs in Montclair, CA (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 ...

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 ...

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 Careers

Sr Software Engineer

Glendale, CA · On-site

$135K - $181K/yr

The Senior Software Engineer will report to the Sr Manager, Technology. Please note that this role is not open to sponsorship of any kind at this time. (i.e.: OPT, H1B, TN). About the Role & Team We ...

New

Parallel Systems

Senior Software Engineer

Los Angeles, CA · On-site

$132K - $174K/yr

Senior Software Engineer Parallel Systems is seeking a Senior Software Engineer to design, build, and optimize critical system applications. You will work on high-performance backend systems that ...

JS Consulting

Senior Software Engineer

Irvine, CA · On-site

$131K - $173K/yr

Job Title- Senior Software Engineer Project Location - Irvine, CA (Onsite) Duration- 12+ months contract Visa- USC/ GC HM Notes: Previous subs only had experience at the application layer/app ...

First Resonance

Senior Software Engineer

Los Angeles, CA · On-site

$160K - $190K/yr

Senior Software Engineer We're looking for a full-time Senior Software Engineer to join us in our mission of bringing the ION Factory OS to next-generation hardware builders around the globe. We are ...

First Resonance

Senior Software Engineer

Los Angeles, CA · On-site

$160K - $190K/yr

Senior Software Engineer We're looking for a full-time Senior Software Engineer to join us in our mission of bringing the ION Factory OS to next-generation hardware builders around the globe. We are ...

The Walt Disney Company

Sr Software Engineer

Glendale, CA

$129K - $171K/yr

Job Posting Title: Sr Software Engineer Req ID: 10135282 Disney Entertainment and ESPN Product & Technology Technology is at the heart of Disney's past, present, and future. Disney Entertainment and ...

Freeform

Senior Software Engineer

Los Angeles, CA

$150K - $250K/yr

SENIOR SOFTWARE ENGINEER Freeform builds AI-native manufacturing systems that unify software, hardware, and physics to produce industrial-scale parts at the speed of human ideation. By treating ...

The Walt Disney Company

Sr Software Engineer

Glendale, CA

$129K - $171K/yr

Job Posting Title: Sr Software Engineer Req ID: 10135285 Disney Entertainment and ESPN Product & Technology Technology is at the heart of Disney's past, present, and future. Disney Entertainment and ...

Freeform

Senior Software Engineer

Los Angeles, CA · On-site

$150K - $250K/yr

SENIOR SOFTWARE ENGINEER Freeform builds AI-native manufacturing systems that unify software, hardware, and physics to produce industrial-scale parts at the speed of human ideation. By treating ...

ETAP

Senior Software Engineer

Irvine, CA · On-site

$104K - $174K/yr

Senior Software Engineer Location: Irvine, CA Job type: Full-time - Hybrid Overview: ETAP, a member of Schneider Electrical Energy Management Software Division, is seeking a senior power system ...

Aveva

Senior Software Engineer

Irvine, CA · On-site

$104K - $174K/yr

Senior Software Engineer Location: Irvine, CA Job type: Full-time - Hybrid Overview: ETAP, a member of Schneider Electrical Energy Management Software Division, is seeking a senior power system ...

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All JobsSoftware Engineer JobsSenior Software Engineer JobsSenior Software Engineer Jobs in Montclair, CA

Senior Software Engineer information

See Montclair, CA salary details

$76.2K

$144.7K

$193.9K

How much do senior software engineer jobs pay per year?

As of Aug 12, 2026, the average yearly pay for senior software engineer in Montclair, CA is $144,680.00, according to ZipRecruiter salary data. Most workers in this role earn between $123,700.00 and $163,100.00 per year, depending on experience, location, and employer.

What is a senior software engineer?

A senior software engineer designs, codes, tests, and maintains computer software. While these are your primary responsibilities as a senior software engineer, you may also have supervisory duties. These include overseeing a team of junior software engineers or developers. The senior software engineer title is sometimes used interchangeably with senior developer, and positions for both may share similar job duties and responsibilities. In general, software engineers are distinguished from developers in that software engineers apply engineering principles to software development.

What are some common challenges senior software engineers face when mentoring junior team members?

Senior Software Engineers often mentor junior colleagues, which can be incredibly rewarding but also presents challenges. Balancing mentorship with project deadlines can be demanding, as it requires strong time management and communication skills. Additionally, adapting explanations to different learning styles and levels of experience can be tricky. However, effective mentorship helps build a stronger team and can lead to enhanced leadership opportunities for the senior engineer.

What is the difference between Senior Software Engineer vs Software Developer?

AspectSenior Software EngineerSoftware Developer
CredentialsBachelor's or higher in CS or related field; experience often 5+ yearsBachelor's in CS or related field; entry to mid-level experience
Work EnvironmentDesigning complex systems, leading projects, mentoringWriting code, developing features, debugging
Industry UsageUsed across tech companies, startups, enterpriseCommon in software firms, startups, freelance work
Search & ComparisonOften compared for experience level, responsibilitiesCompared for entry-level to mid-level roles

The main difference between a Senior Software Engineer and a Software Developer lies in experience, responsibilities, and scope. Senior Software Engineers typically have more experience, lead projects, and mentor others, while Software Developers focus on coding and feature development. Both roles are essential in tech companies, but the Senior Software Engineer position involves higher-level planning and leadership.

What are the key skills and qualifications needed to thrive as a senior software engineer, and why are they important?

To thrive as a Senior Software Engineer, you need advanced programming skills, deep understanding of software architecture, and several years of experience in software development, often supported by a relevant degree. Familiarity with tools like Git, CI/CD pipelines, cloud platforms, and expertise in technologies such as Java, Python, or JavaScript are typically required. Leadership, problem-solving, and effective communication are crucial soft skills for mentoring teams and collaborating across departments. These skills ensure the delivery of robust, scalable solutions and drive successful project outcomes in complex technical environments.
More about Senior Software Engineer jobs
What are the most commonly searched types of Software Engineer jobs in Montclair, CA? The most popular types of Software Engineer jobs in Montclair, CA are:
What are popular job titles related to Senior Software Engineer jobs in Montclair, CA? For Senior Software Engineer jobs in Montclair, CA, the most frequently searched job titles are:
What cities near Montclair, CA are hiring for Senior Software Engineer jobs? Cities near Montclair, CA with the most Senior Software Engineer job openings:
Senior Software Engineer jobs near you
Infographic showing various Senior Software Engineer job openings in Montclair, CA as of August 2026, with employment types broken down into 1% Internship, 90% Full Time, 6% Part Time, and 3% Contract. Highlights an 81% Physical, 3% Hybrid, and 16% Remote job distribution, with an average salary of $144,680 per year, or $69.6 per hour.

Senior Software Engineer

ETAP Software

Irvine, CA • On-site

$129K - $171K/yr

Full-time

Re-posted 29 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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