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Junior Software Engineer Jobs in California (NOW HIRING)

Finix

Senior Software Engineer

San Francisco, CA

$150K - $220K/yr

Become an expert in your payments domain and mentor junior software engineers * Proactively improve our architecture, frameworks, tooling, automation, and best practices You are * Experienced in ...

Finix

Senior Software Engineer

San Francisco, CA · On-site

$150K - $220K/yr

Become an expert in your payments domain and mentor junior software engineers * Proactively improve our architecture, frameworks, tooling, automation, and best practices You are * Experienced in ...

Jobsbridge

Jr. SOFTWARE ENGINEER/Big Data

San Jose, CA · On-site

Mentor and coach junior engineers on various design and development aspects of big data platform. Prototype ideas quickly using cutting edge technologies Qualifications and Requirements Bachelors or ...

Peraton

Junior Cyber Software Engineer

San Diego, CA · On-site

$86K - $138K/yr

Responsibilities Peraton is seeking a Junior Level Cyber Software Engineer tosupport our Atlantis Program contract at the Naval Information Warfare Center Pacific (NIWC PAC) facility in San Diego, CA.

Peraton

Junior Cyber Software Engineer

San Diego, CA · On-site

$86K - $138K/yr

Responsibilities Peraton is seeking a Junior Level Cyber Software Engineer to support our Atlantis Program contract at the Naval Information Warfare Center Pacific (NIWC PAC) facility in San Diego ...

Peraton

Junior Cyber Software Engineer

San Diego, CA · On-site

$86K - $138K/yr

Responsibilities Peraton is seeking a Junior Level Cyber Software Engineer tosupport our Atlantis Program contract at the Naval Information Warfare Center Pacific (NIWC PAC) facility in San Diego, CA.

Amazon

Software Engineer, Safety

San Francisco, CA

About the Role We are looking for a Full Stack, Junior Software Engineer to join our Safety Products team, responsible for all the safety related features that our users can see and interact with, be ...

Robert Half

Software Engineer III NA

San Ramon, CA · On-site

Who We Are Are you a proven software engineer ready to lead complex technical initiatives and ... You will mentor junior engineers, set technical standards, and collaborate closely with product ...

Amazon

Software Engineer, Safety

San Francisco, CA

About the Role We are looking for a Full Stack, Junior Software Engineer to join our Safety Products team, responsible for all the safety related features that our users can see and interact with, be ...

Robert Half

Software Engineer III NA

San Ramon, CA · On-site

Who We Are Are you a proven software engineer ready to lead complex technical initiatives and ... You will mentor junior engineers, set technical standards, and collaborate closely with product ...

Bertrandt

Jr. ADAS Software Engineer

San Jose, CA · On-site

$135K - $145K/yr

Bertrandt US is seeking a Junior Software ADAS Engineer to support the deployment, maintenance, and bring-up of Advanced Driver Assistance Systems (ADAS) on prototype and test vehicles. This role is ...

Lodestar

Software Engineer: Perception

Los Angeles, CA · On-site

$140K - $180K/yr

Pay Range: * (E1) Junior Software Engineer: $115,000 - $140,000 / year * (E2) Software Engineer: $140,000 - $180,000 / year * (E3) Senior Software Engineer: Competitive * Meaningful equity incentives ...

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All JobsSoftware Engineer JobsJunior Software Engineer JobsJunior Software Engineer Jobs in California

Junior Software Engineer information

See California salary details

$45.9K

$93.3K

$140.1K

How much do junior software engineer jobs pay per year?

As of Aug 11, 2026, the average yearly pay for junior software engineer in California is $93,304.00, according to ZipRecruiter salary data. Most workers in this role earn between $72,000.00 and $94,200.00 per year, depending on experience, location, and employer.

What is a junior software engineer?

A junior software engineer works on a team with more senior engineers to help design and develop applications, write code, and otherwise maintain or update a business's database. As a junior software engineer, your duties and responsibilities may vary based on what company you work for. Overall, your job is to learn from senior engineers and developers on how to be a software engineer and in what ways you can develop and utilize the technologies of the business to do so. Many junior software engineers have a little bit of knowledge about a lot of technologies but also stay up-to-date on the most current technologies.

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

To thrive as a Junior Software Engineer, you need a solid understanding of programming fundamentals, algorithms, and commonly used languages such as Java, Python, or JavaScript, typically backed by a degree in computer science or related field. Familiarity with version control systems like Git, basic knowledge of databases, and experience with development environments and frameworks are usually expected. Strong problem-solving skills, eagerness to learn, and effective teamwork and communication abilities help set you apart. These skills and qualities are crucial for contributing effectively to projects, adapting to evolving technologies, and collaborating within development teams.

How does a junior software engineer typically collaborate with other team members on projects?

Junior Software Engineers usually work closely with senior developers, QA testers, and product managers as part of a cross-functional team. Collaboration often involves participating in daily stand-up meetings, code reviews, and pair programming sessions. Juniors are encouraged to ask questions and seek feedback, which helps them learn best practices and improve their coding skills. Effective communication and a willingness to learn from more experienced colleagues are key to thriving in this collaborative environment.
More about Junior Software Engineer jobs
What are the most commonly searched types of Software Engineer jobs in California? The most popular types of Software Engineer jobs in California are:
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What job categories do people searching Junior Software Engineer jobs in California look for? The top searched job categories for Junior Software Engineer jobs in California are:
What cities in California are hiring for Junior Software Engineer jobs? Cities in California with the most Junior Software Engineer job openings:
What are popular job titles related to Junior Software Engineer jobs in CA? For Junior Software Engineer jobs in CA, the most frequently searched job titles are:
Junior Software Engineer jobs near you
Infographic showing various Junior Software Engineer job openings in California as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $93,304 per year, or $44.9 per hour.

Senior Software Engineer

Finix

San Francisco, CA

$150K - $220K/yr

Full-time

Re-posted 12 days ago

Job description

About Finix

Finix is building the global operating system for fintech, starting with payments. From startups to publicly traded companies, Finix processes tens of billions of dollars annually both in-store and online. Finix was founded in 2015 and is headquartered in San Francisco.
 
To date Finix has raised over $200M, including a $75M Series C led by Acrew Capital and Lightspeed Venture Partners and backed by American Express Ventures, Bain Capital Ventures, Homebrew, Inspired Capital, Visa, and others

About the role
 
The engineering team owns the delivery and stability of our product end to end. Since Finix serves as the complete payment platform of our customers', our engineering team owns our customers' ability to capture revenue. The Sr. Software Engineer role centers around envisioning superior technical solutions to our customers' payment needs, leading its implementation and continuously ensuring reliable service to our customers. You will have broad autonomy and responsibility for formulating the best solution possible and working with your peers to deliver your vision. Finix is looking for a team member to join our engineering team who brings exceptional technical acumen, attention to detail, interest to grow and an obsession with building excellent, performing and scalable software.  
You will
  • Deep dive into our customers' needs, and work with product management to define new services
  • Own the technical vision, implementation, best practices and infrastructure within your domain
  • Develop close relationships with product management and peer engineers
  • Become an expert in your payments domain and mentor junior software engineers
  • Proactively improve our architecture, frameworks, tooling, automation, and best practices
You are
  • Experienced in designing, implementing, and testing superior software
  • Comfortable continuously delivering code, infrastructure, tests and features to production
  • Excited about finding new and better ways to make software reliable, scale and perform
  • Obsessed with finding edge cases, understanding requirements and design implications 
  • Proactive in monitoring running systems and troubleshooting production issues
  • Always looking for ways to grow, opportunities to mentor and collaborate with peers
You have
  • Have 4+ years of experience building and designing systems with several lifecycles 
  • Extensive experience implementing secure APIs, highly available and observable services
  • Led and mentored more junior software engineers
  • Kept tight control on multiple competing priorities and have strong ability to multitask
  • Raised the bar on every project you were involved in
$150,000 - $220,000 a year
-----------------------------------------
 
Finix is an equal opportunity employer and values diversity. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, disability status, or any other protected class.
 
Role: Software Engineer III/IV
Level: IC3-IC4
Location: San Francisco, CA
Base Salary Range: $150,000/yr to $220,000/yr + equity + benefits
 
Our salary ranges are determined by role, level, and location. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries at our headquarters in San Francisco, California. Individual pay is determined by work location, job related skills, experience, and relevant education or training.
 
Must be authorized to work in the U.S.; no visa sponsorship provided.
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. 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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