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Software Engineer Jobs in Simi Valley, CA (NOW HIRING)

Q-CTRL

Software Engineer

Los Angeles, CA · On-site

$130K - $170K/yr

About the team At Q-CTRL, Quantum Computing Engineering is a global team of software engineers and infrastructure experts,combining deep technical expertise with a startup mindset to deliver real ...

Paramount

Software Engineer

Burbank, CA · On-site +1

$110K - $165K/yr

Software Engineer - AI Tooling & Quality Engineering Platforms Team : Global Quality Engineering (GQE) Location : New York City, Los Angeles, San Francisco Overview Paramount Skydance Corp is seeking ...

Lawrence Harvey

Ground Software Engineer

Los Angeles, CA · On-site

$120K - $235K/yr

Ground Software Engineer II / Senior Ground Software Engineer Location: Playa Vista, Los Angeles - 5 days onsite Compensation: $120,000-$235,000 base + bonus + equity Eligibility: U.S. citizenship ...

Synovix, Inc.

Embedded Software Engineer

Woodland Hills, CA · On-site

$103K - $194K/yr

Embedded Software Engineer Real-time embedded software Position Overview Synovix is seeking two experienced Embedded Software Engineers to support an on-site missile and weapon -systems program for a ...

K2 Space

Ground Software Engineer

Los Angeles, CA

$123K - $150K/yr

The Role As a Software Engineer on our Ground Software team, you are responsible for creating the software that is used to build, test, and fly our satellites and customer payloads. You will build ...

Epsilon3

Software Engineer

Los Angeles, CA · On-site

$120K - $180K/yr

We're looking for Software Engineers who are interested in space exploration and passionate about building scalable, reliable software. You will be responsible for creating delightful user ...

Epsilon3

Software Engineer

Los Angeles, CA · On-site

$120K - $180K/yr

We're looking for Software Engineers who are interested in space exploration and passionate about building scalable, reliable software. You will be responsible for creating delightful user ...

J. Paul Getty Trust, The

Software Engineer

Los Angeles, CA · On-site

$100K - $136K/yr

You will work with subject matter experts, UX researchers, designers, and other software developers, to build experiences that share information across the Getty and the world. This is a 3-year ...

TicketManager

Software Engineer

Calabasas, CA · On-site

$80K - $115K/yr

As a Software Engineer, you'll be a key member of our Technology team, contributing cross-departmentally to create web pages that fuse compelling design and current technologies. The ideal candidate ...

VSolvit

SOFTWARE ENGINEER

Ventura, CA · On-site

$100K - $120K/yr

Job Summary VSolvit LLC is seeking an experienced Mid-Level Full Stack Software Engineer to join our dynamic and growing team supporting our U.S Navy client. In this role, you will play a pivotal ...

Hermeus

Autonomy Software Engineer

Los Angeles, CA · On-site

$110K - $160K/yr

About the Role We are seeking an Autonomy Software Engineer to develop flight autonomy capabilities for Hermeus' supersonic vehicle fleet. You will build software spanning guidance and control ...

Hermeus

Autonomy Software Engineer

Los Angeles, CA · On-site

$110K - $160K/yr

About the Role We are seeking an Autonomy Software Engineer to develop flight autonomy capabilities for Hermeus' supersonic vehicle fleet. You will build software spanning guidance and control ...

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Showing results 21-40

All JobsSoftware Engineer JobsSoftware Engineer Jobs in Simi Valley, CA

Software Engineer information

See Simi Valley, CA salary details

$65.6K

$152.3K

$212.1K

How much do software engineer jobs pay per year?

As of Sep 12, 2026, the average yearly pay for software engineer in Simi Valley, CA is $152,288.00, according to ZipRecruiter salary data. Most workers in this role earn between $123,900.00 and $178,600.00 per year, depending on experience, location, and employer.

What is a software engineer?

Software Engineers are professionals who design, develop, test, and maintain computer software and systems. They use programming languages, engineering principles, and problem-solving skills to build applications, websites, or software solutions that meet specific needs. Software Engineers may work in a variety of industries, such as technology, finance, healthcare, or entertainment, collaborating with other team members to deliver functional and reliable software. Their role often involves analyzing user requirements, writing code, debugging errors, and continually improving software performance.

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

To thrive as a Software Engineer, you need strong programming skills, problem-solving abilities, and a degree in computer science or a related field. Familiarity with coding languages (such as Python, Java, or C++), version control systems like Git, and knowledge of software development methodologies are typically required. Excellent teamwork, communication, and adaptability distinguish top performers in this role. These skills ensure efficient, high-quality software development that meets user needs and adapts to technological changes.

What are some common challenges software engineers face when collaborating on large development teams?

Software engineers working on large teams often encounter challenges with communication, code integration, and maintaining consistent coding standards. Coordinating across multiple developers can lead to merge conflicts and misunderstandings about project requirements or priorities. Adopting tools like version control systems, regular code reviews, and clear documentation helps mitigate these issues. Building strong collaboration skills and proactively seeking clarification are key to ensuring smooth teamwork and project success.

What is the difference between Software Engineer vs Software Developer?

AspectSoftware EngineerSoftware Developer
CredentialsBachelor's degree in CS or related field, certificationsBachelor's degree often preferred, certifications optional
Work EnvironmentDesigning, developing, testing, and maintaining software systemsWriting, coding, and implementing software applications
Industry UsageUsed across tech, finance, healthcare, and more for system-level rolesCommonly used in app and web development projects
Search IntentUnderstanding roles, responsibilities, and qualificationsLearning about coding, programming, and project work

While both roles involve software creation, Software Engineers typically focus on designing and architecting complex systems, whereas Software Developers mainly concentrate on coding and building specific applications. The roles often overlap, but the Engineer role may require broader system knowledge and design skills.

Are software engineers still in demand?

Yes, software engineers are in high demand across many industries due to ongoing digital transformation, the growth of cloud computing, and the need for software development, maintenance, and cybersecurity skills. The profession offers strong job stability, competitive salaries, and opportunities to work with various programming languages and tools.

Is 25 too late to become a software engineer?

Age is not a barrier to becoming a software engineer; many professionals start careers in tech in their mid-20s or later. Success depends on acquiring relevant skills, such as programming languages and problem-solving, often through coding bootcamps, online courses, or formal education. Employers value skills and experience over age, making it possible to enter the field at 25 or older.
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The most popular types of Software Engineer jobs in Simi Valley, CA are:

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For Software Engineer jobs in Simi Valley, CA, the most frequently searched job titles are:

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The top searched job categories for Software Engineer jobs in Simi Valley, CA are:

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Software Engineer jobs near you
Infographic showing various Software Engineer job openings in Simi Valley, CA as of August 2026, with employment types broken down into 93% Full Time, 3% Temporary, and 4% Contract. Highlights an 92% In-person, 2% Hybrid, and 6% Remote job distribution, with an average salary of $152,288 per year, or $73.2 per hour.

Software Engineer

Los Angeles, CA • On-site

Q-CTRL
See more jobs at Q-CTRLexternal

$130K - $170K/yr

Full-time

Re-posted 24 days ago

Job description

About the team
At Q-CTRL, Quantum Computing Engineering is a global team of software engineers and infrastructure experts,combining deep technical expertise with a startup mindset to deliver real impact through software innovation. Our work is underpinned by robust standards, and by embracing the three virtues. Our team excels in areas across back-end, front-end, machine learning, and platform engineering.
 
We transform Q-CTRL's world-leading technological breakthroughs into commercial software products with applications across defense, research, and industry. We work closely with Product, Design, and Research teams to accelerate the path to quantum advantage worldwide.

About the role

As a Software Engineer on the Boulder Opal team, you will build the backend infrastructure that supports our quantum software platform. You'll work alongside compiler engineers and researchers to develop scalable backend systems, APIs and performance-critical services while growing your understanding of compiler technologies and quantum computing.

This role is ideal for a strong backend engineer interested in systems programming who wants to develop expertise in compiler engineering over time.

What you'll be doing:
  • Design, build and maintain scalable backend services in Python and C++.
  • Develop APIs and backend services supporting our compiler and quantum runtime.
  • Build reliable distributed systems and cloud-native services.
  • Improve performance, reliability and observability across backend components.
  • Collaborate with compiler engineers to integrate new compiler capabilities into production systems.
  • Work with researchers and product teams to deliver new platform capabilities.
  • Learn and contribute to compiler infrastructure as your expertise grows.
Ideally, you'll have:
  • Bachelor's degree in Computer Science, Engineering or related discipline.
  • Strong programming skills in Python.
  • Experience with modern C++.
  • Experience building backend systems or distributed services.
  • Experience designing APIs using REST, gRPC or GraphQL.
It would be fantastic (but not essential) if you bring:
  • Experience building high-performance backend systems.
  • Experience with asynchronous programming and concurrency.
  • Experience with FastAPI, Flask or Django.
  • Familiarity with compiler concepts or programming language implementation.
  • Exposure to LLVM or MLIR.
  • Interest in quantum computing or scientific software.
  • Experience with Rust, Go, or other systems programming languages.
Salary
The targeted base salary range for this position is between $130,000 - $170,000 and will ultimately be determined by specific job-related skills, experience, level, location and other contributing factors. Depending on the position offered, this role may be eligible for annual discretionary bonuses, equity and other forms of compensation outside of the targeted base salary range. For more information on benefits at Q-CTRL, please visit our careers page at https://q-ctrl.com/careers.
 
Should you have any questions related to the compensation package, please speak directly with the Talent Acquisition representative.

About Q-CTRL
Q-CTRL is the global leader in AI-powered quantum control infrastructure software. We build the tools that make quantum technology useful, solving the hardest challenges in quantum computing and quantum sensing to deliver real-world impact.
 
Founded in 2017, we operate globally with offices in Sydney, Los Angeles, San Francisco, Berlin, and Oxford. Our teams bring together technical and multi-disciplinary expertise across the product lifecycle, and we're hiring talent to help scale every part of the business. We work quickly to turn cutting-edge science into deployable technology.
 
In 2024 we raised US$113 million in Series B funding, the largest aggregate investment for a quantum software company. Six months later we delivered the first commercial quantum advantage with Ironstone Opal, our field-validated quantum navigation solution for defense and industry.
 
At Q-CTRL, we prioritize outcomes over hours. We offer flexibility, equity potential, and competitive benefits that reflect our high-performance culture. If you're ready to help shape the future of quantum, we'd love to hear from you!
 
Qualified applications with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act.
 
Please be advised that our communications will only come from the @q-ctrl.com domain. All our active job postings are available on our company website.
 
To recruitment agencies, we do not accept unsolicited branded profiles and are not responsible for any fees related to unsolicited resumes.
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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