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Junior Python Programmer Jobs in California (NOW HIRING)

... Python, and JAVA • Experience with Software development tools and practices (e.g., Gitlab, CI/CD) • Solid understanding of data structures, algorithms, and software design patterns. • ...

Junior-Level Developer

Irvine, CA

$71.90K - $93.40K/yr

We are looking for a detail-oriented and collaborative Junior-Level Developer to join our growing ... Experience with Python AI programming or machine learning. * Experience developing behavior driven ...

Junior UI Developer II

Los Angeles, CA

$72.20K - $93.70K/yr

... bring junior developers to your level and skill Openness to learn new skills and techniques ... Python or Java Experience with common template frameworks (django, JSP) Working knowledge of ...

Junior-Level Developer

Irvine, CA · On-site

$60K - $80K/yr

We are looking for a detail-oriented and collaborative Junior-Level Developer to join our growing ... Experience with Python AI programming or machine learning. * Experience developing behavior driven ...

As a Junior AI/ML Engineer, you will assist with: * Prototype and deliver generative AI and ML ... Python proficiency with common data tools (Pandas/NumPy) and baseline software engineering ...

Responsibilities Peraton is seeking a Junior Level Cyber Software Engineer to support our Atlantis ... Strong Programming sjkills in C/C++, Golang, Python, and JAVA * Experience with Software ...

Responsibilities Peraton is seeking a Junior Level Cyber Software Engineer tosupport our Atlantis ... Strong Programming sjkills in C/C++, Golang, Python, and JAVA * Experience with Software ...

Responsibilities Peraton is seeking a Junior Level Cyber Software Engineer tosupport our Atlantis ... Strong Programming sjkills in C/C++, Golang, Python, and JAVA * Experience with Software ...

Agentic AI Developer

San Jose, CA · On-site

$50 - $55/hr

Deep expertise in Java and Python. * Hands-on experience with Large Language Models (LLMs ... Provide technical mentorship and guidance to junior engineers. * Drive adoption of AI-powered ...

Sr. AWS Data Engineer

San Francisco, CA · On-site

$134.90K - $162K/yr

... using Python Drive data modeling (dimensional & normalized models) for analytics and reporting ... Mentor and guide junior data engineers and enforce engineering excellence Required Skills ...

Join Fortinet as a Junior Software Developer and play a pivotal role in the entire software ... Strong proficiency in Python on Linux is required. Experience with additional programming languages ...

... or Python etc.) 1+ years Object Oriented Programming 1+ years Database design and development Exp in an Agile Environment Highly Preferred 2+ years Perl or Bash Experience 2+ years MySQL or ...

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How much do junior python programmer jobs pay per hour?

As of May 30, 2026, the average hourly pay for junior python programmer in California is $26.60, according to ZipRecruiter salary data. Most workers in this role earn between $16.15 and $32.74 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Junior Python Programmer, and why are they important?

To thrive as a Junior Python Programmer, you need a solid understanding of Python programming fundamentals, basic software development principles, and a relevant degree or coursework in computer science or a related field. Familiarity with version control systems like Git, experience in using IDEs such as PyCharm or VS Code, and knowledge of testing frameworks are typically expected. Strong problem-solving skills, eagerness to learn, and effective communication make a candidate stand out in this role. These skills and qualities are crucial for contributing to projects, adapting to new technologies, and collaborating efficiently within development teams.

What types of projects do Junior Python Programmers typically work on, and how do they collaborate with senior developers?

Junior Python Programmers often contribute to a variety of projects, such as developing scripts for data processing, building and maintaining web applications, and automating routine tasks. They usually work under the guidance of senior developers, receiving code reviews and feedback to refine their programming skills. Collaboration involves participating in team meetings, using version control systems like Git, and communicating regularly with other team members to ensure alignment on project goals and coding standards. This structure not only helps improve technical abilities but also provides valuable mentorship and growth opportunities.

What does a Junior Python Programmer do?

A Junior Python Programmer is an entry-level software developer who uses the Python programming language to write, test, and debug code for various applications. They often work under the guidance of more experienced developers, assisting with tasks such as developing scripts, automating processes, and helping maintain existing codebases. Their responsibilities also typically include troubleshooting issues, learning new frameworks or libraries, and collaborating with team members on software projects.

What is the difference between Junior Python Programmer vs Python Developer?

AspectJunior Python ProgrammerPython Developer
Required CredentialsBasic programming knowledge, often a degree or coding bootcampAdvanced Python skills, experience, possibly certifications
Work EnvironmentEntry-level projects, supervised tasksDesign, develop, and maintain complex applications
Employer & Industry UsageStartups, tech companies, internshipsEstablished companies, software firms, tech industry
Search & Comparison IntentEntry-level roles, learning pathAdvanced roles, career progression

The main difference between a Junior Python Programmer and a Python Developer lies in experience and responsibilities. Junior Python Programmers typically handle basic coding tasks under supervision, while Python Developers work on complex projects independently. Both roles require Python knowledge, but the level of expertise and scope of work differ significantly.

What are the most commonly searched types of Python Programmer jobs in California? The most popular types of Python Programmer jobs in California are:
What are popular job titles related to Junior Python Programmer jobs in California? For Junior Python Programmer jobs in California, the most frequently searched job titles are:
What job categories do people searching Junior Python Programmer jobs in California look for? The top searched job categories for Junior Python Programmer jobs in California are:
What cities in California are hiring for Junior Python Programmer jobs? Cities in California with the most Junior Python Programmer job openings:
Infographic showing various Junior Python Programmer job openings in California as of May 2026, with employment types broken down into 52% Full Time, 39% Part Time, 3% Temporary, 4% Contract, 1% Nights, and 1% Summer. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $55,334 per year, or $26.6 per hour.
Junior Cyber Software Engineer

Junior Cyber Software Engineer

Peraton

San Diego, CA • On-site

Full-time

Posted 23 days ago


Peraton rating

8.3

Company rating: 8.3 out of 10

Based on 52 frontline employees who took The Breakroom Quiz

38th of 203 rated it services


Job description

Job Summary:
Peraton is a next-generation national security company that drives missions of consequence spanning the globe. They are seeking a Junior Level Cyber Software Engineer to support their Atlantis Program contract at the Naval Information Warfare Center Pacific, focusing on maintaining and developing software applications for a Multi-level Security system.
Responsibilities:
• Software Development, design, develop, test, and maintain software applications using modern programming language.
• System Design, Contribute to the design and architecture of scalable and efficient software systems.
• Linux Experience; utilizing advance Linux skills including kernel development, for a software development and system optimization.
• Code Review; Participate in code reviews, provide feedback, and improve code quality.
• Collaboration; work closely with cross functional teams including product management, QA, and operations to deliver high quality products.
• Problem Solving; Identify, troubleshoot, and resolve complex software issues in a timely manner.
• Documentation: Create and maintain detailed technical documentation for software systems and processes.
• Continuous Learning; Stay updated with emerging technologies and industry trends and apply knowledge to improve existing systems and processes.
Qualifications:
Required:
• Bachelor's Degree in STEM related field with 2 years, 0 years with MS/MA, or 6 years of relevant experience in Software Development.
• Basic experience with system installation/configuration and/or basic programming skills
• Minimum SECRET Clearance and must be able to obtain final TS Security Clearance with SSBI and SCI access.
• US Citizenship is required.
• Proficient in Linux Operating systems and shell scripting
• Strong Programming skills in C/C++, Golang, Python, and JAVA
• Experience with Software development tools and practices (e.g., Gitlab, CI/CD)
• Solid understanding of data structures, algorithms, and software design patterns.
• Familiarity with networking concepts and protocols.
Preferred:
• Understanding PCOIP
Company:
Peraton Fearlessly solving the toughest national security challenges. Founded in 1992, the company is headquartered in Woodbridge, USA, with a team of 10001+ employees. The company is currently Late Stage.

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About Peraton

Sourced by ZipRecruiter

At Peraton, we re at the forefront of delivering the next big thing every day. We re the partner of choice to help solve some of the world s most daunting challenges, delivering bold, new solutions to keep people around the world safer and more secure.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Herndon, VA, US

Year founded

2017