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Freelance Software Development Jobs in California

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Freelance Pattern Maker Phoenix Fashion Inc. is seeking an experienced and detail-oriented ... software is preferred. * Ability to stand for extended periods and perform hands-on development ...

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Freelance Pattern Maker Phoenix Fashion Inc. is seeking an experienced and detail-oriented ... software is preferred. * Ability to stand for extended periods and perform hands-on development ...

Minimum 2 years of experience in software development (combination of programming-heavy coursework, school projects, freelance work and professional experience). * Excellent communication skills and ...

Minimum 2 years of experience in software development (combination of programming-heavy coursework, school projects, freelance work and professional experience). * Excellent communication skills and ...

Cloud Software Engineer II

Sylmar, CA · On-site

$81K - $141K/yr

Minimum 2 years of experience in software development (combination of programming-heavy coursework, school projects, freelance work and professional experience). * Excellent communication skills and ...

... General Freelance Designers to assist our team on some exciting projects throughout the year ... and software * Strong core design skills (composition, typography, color and graphic development ...

... freelance, fractional, and payrolled. This portfolio includes the Upwork Marketplace, which ... software development, sales & marketing, customer support, finance & accounting, and more, the ...

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Freelance Software Development information

See California salary details

$78.5K

$140.2K

$176.2K

How much do freelance software development jobs pay per year?

As of Aug 5, 2026, the average yearly pay for freelance software development in California is $140,241.00, according to ZipRecruiter salary data. Most workers in this role earn between $121,900.00 and $160,900.00 per year, depending on experience, location, and employer.

What is freelance software development?

Freelance software development refers to the practice of working independently, often on a contract basis, to design, build, and maintain software solutions for clients. Freelance software developers are not tied to a single employer and typically work with multiple clients or companies on a project-by-project basis. Their responsibilities can range from coding and debugging to consulting on software architecture and providing technical support. This type of work offers flexibility in terms of schedule and location, but also requires strong self-management and business skills.

What is the difference between Freelance Software Development vs In-House Software Developer?

AspectFreelance Software DevelopmentIn-House Software Developer
CredentialsTypically requires a portfolio and relevant technical skills; certifications are optionalRequires a degree in computer science or related field; certifications can enhance prospects
Work EnvironmentRemote, flexible, often project-basedOffice or remote, full-time employment within a company
Employer & Industry UsageUsed by startups, small businesses, and agenciesEmployed by large corporations, tech firms, and organizations
Work ScopeProject-specific, variable workloadOngoing, consistent responsibilities

Freelance Software Development offers flexibility and diverse projects, ideal for those seeking independence. In contrast, in-house developers enjoy stability and integrated team collaboration. The choice depends on your career goals and preferred work environment.

What are the key skills and qualifications needed to thrive as a freelance software developer?

To thrive as a Freelance Software Developer, you need strong programming expertise, problem-solving abilities, and a solid understanding of software development methodologies, often backed by a relevant degree or portfolio of completed projects. Familiarity with source control tools like Git, cloud platforms, and various development frameworks is typically required, as well as knowledge of project management tools used for remote work. Excellent communication, self-motivation, and time management skills help freelancers stand out when working independently with clients. These skills are crucial to deliver high-quality results, build client trust, and manage multiple projects efficiently in a competitive, dynamic environment.

What are some common challenges freelance software developers face when managing multiple client projects simultaneously?

Freelance software developers often juggle several projects at once, which can make balancing deadlines, communication, and shifting priorities a challenge. Time management and clear client communication are essential to avoid scope creep and ensure deliverables meet expectations. Additionally, freelancers must stay organized to track progress across different projects and maintain quality standards. Using project management tools and setting clear boundaries with clients can help manage workloads effectively.
What are the most commonly searched types of Software Development jobs in California? The most popular types of Software Development jobs in California are:
What cities in California are hiring for Freelance Software Development jobs? Cities in California with the most Freelance Software Development job openings:
Infographic showing various Freelance Software Development job openings in California as of July 2026, with employment types broken down into 1% As Needed, 81% Full Time, 15% Part Time, and 3% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $140,241 per year, or $67.4 per hour.

Sr. Embedded Software Engineer - Digital Signal Processing

Abbott

Alameda, CA • On-site

$100K - $200K/yr

Full-time

Posted 21 days ago


Abbott rating

7.9

Company rating: 7.9 out of 10

Based on 136 frontline employees who took The Breakroom Quiz

160th of 536 rated manufacturers


Job description

Abbott is a global healthcare leader that helps people live more fully at all stages of life. Our portfolio of life-changing technologies spans the spectrum of healthcare, with leading businesses and products in diagnostics, medical devices, nutritionals and branded generic medicines. Our 115,000 colleagues serve people in more than 160 countries.JOB DESCRIPTION:

The Opportunity:

The Sr. Embedded Software Engineer will focus on implementation and development of signal processing algorithms for our fast-growing FreeStyle Libre product series. This is an exciting time to join Abbott Diabetes Care and change the future of diabetes.

    WHAT YOU'LL DO:

    • Lead the design and development of software across one or more domains: mobile, web, desktop, and embedded under a disciplined product development process that meets FDA requirements

    • Work on software design, coding, and validating software, supporting verification and validation testing, and ensuring that all product development conforms to design specifications and coding standards for medical devices

    • Implement data processing algorithms efficiently in a programming language (C, C++, etc.) Define and implement data management and data flow in an embedded environment. Develop productive internal/external working relationships

    Required Qualifications:

    • Bachelor's degree in a technical field (Science, Technology, Engineering, or Mathematics) and 7+ years of Master's degree with 5+ years of experience in software development (combination of programming-heavy coursework, school projects, freelance work and professional experience)

    • Strong knowledge of embedded software system design, experience in algorithm development implementation and data processing in embedded and other computing platforms. C, C++, structured software development and/or Object Modeling Design, digital data processing, debugger and ICE.

    • Excellent written and verbal communication skills

    • Strong familiarity with current development tools (IDEs, debuggers, unit test frameworks)

    • Strong math aptitude

    PreferredQualifications:

    • Experience with software development life cycle processes is a plus

    • Experience with long-term maintenance of a software module or library is a plus

    • Experience testing software is a plus

    • Knowledge of design controls and regulations for medical device development is a plus

    • Knowledge of the principles of quality software engineering as described by software lifecycle development processes that are consistent with ISO, IEEE, or other FDA recognized standards is a plus

    The base pay for this position is

    $100,000.00 - $200,000.00

    In specific locations, the pay range may vary from the range posted.

    JOB FAMILY:Product DevelopmentDIVISION:ADC Diabetes CareLOCATION:United States > Alameda : 1360-1380 South Loop RoadADDITIONAL LOCATIONS:WORK SHIFT:StandardTRAVEL:Yes, 10 % of the TimeMEDICAL SURVEILLANCE:Not ApplicableSIGNIFICANT WORK ACTIVITIES:Continuous sitting for prolonged periods (more than 2 consecutive hours in an 8 hour day), Keyboard use (greater or equal to 50% of the workday)Abbott is an Equal Opportunity Employer of Minorities/Women/Individuals with Disabilities/Protected Veterans.EEO is the Law link - English: http://webstorage.abbott.com/common/External/EEO_English.pdfEEO is the Law link - Espanol: http://webstorage.abbott.com/common/External/EEO_Spanish.pdf

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