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Senior Software Developer Jobs in Oceanside, CA (NOW HIRING)

Nordson Corporation

Senior Software Engineer

Carlsbad, CA · On-site

$130 - $180/hr

The Sr. Software Engineer position is responsible for designing, developing, troubleshooting and debugging software programs. Works on problems of moderate scope where analysis of situations or data ...

SAIC

Senior Software Engineer

San Diego, CA · Hybrid

$120K - $160K/yr

ORA_ON_SITE Description SAIC is looking for a Senior Software Engineer for a position located in San Diego, CA . This position needs to be highly experienced in JavaScript, React, Linux (RHEL), and ...

Qualcomm

#Senior Software Engineer

San Diego, CA · On-site

$111.30 - $166.90/hr

As a Senior Software Engineer, you will contribute to the design, development, and optimization and commercialization of software solutions for Qualcomm's next‑generation data center platforms. You ...

CoStar Group

Senior Software Engineer

San Diego, CA

$124K - $187K/yr

Senior Software Engineer Overview: CoStar Group (NASDAQ: CSGP) is a leading global provider of ... CI/CD pipelines and DevOps practices * Infrastructure-as-Code (Terraform, CloudFormation, CDK)

CoStar Group

Senior Software Engineer

San Diego, CA · On-site

$124K - $187K/yr

Senior Software Engineer Overview: CoStar Group (NASDAQ: CSGP) is a leading global provider of ... CI/CD pipelines and DevOps practices * Infrastructure-as-Code (Terraform, CloudFormation, CDK)

Cesna Group

Senior Software Engineer

San Diego, CA · On-site

$100K - $200K/yr

We are seeking a Senior Software Engineer to play a key role in maintaining, evolving, and selectively developing our Ez-X medical X-ray imaging system. * This role primarily focuses on maintaining ...

CoStar

Senior Software Engineer

San Diego, CA · On-site

$124K - $187K/yr

Senior Software Engineer Overview: CoStar Group (NASDAQ: CSGP) is a leading global provider of ... CD pipelines and DevOps practices Infrastructure-as-Code (Terraform, CloudFormation, CDK ...

SAIC

Senior Software Engineer

San Diego, CA · On-site

$120K - $160K/yr

ORA_ON_SITE Description SAIC is looking for a Senior Software Engineer for a position located in San Diego, CA . This position needs to be highly experienced in JavaScript, React, Linux (RHEL), and ...

Qualcomm

#Senior Software Engineer

San Diego, CA · On-site

$130K - $171K/yr

As a Senior Software Engineer, you will contribute to the design, development, and optimization and commercialization of software solutions for Qualcomm's next-generation data center platforms. You ...

ResMed, Inc.

Senior Software Engineer

San Diego, CA · On-site

$130K - $171K/yr

We are seeking a Senior Software Engineer to join a new product engineering team being built in San Diego, developing software for providers in the sleep health diagnostics domain. This is a hands-on ...

Propeller Health

Senior Software Engineer

San Diego, CA · On-site

$130K - $171K/yr

We are seeking a Senior Software Engineer to join a new product engineering team being built in San Diego, developing software for providers in the sleep health diagnostics domain. This is a hands-on ...

Precise Systems

Senior Software Engineer

San Diego, CA · On-site

$130K - $171K/yr

We are seeking a highly experienced and motivated Senior Software Engineer to contribute to the integration of AI capabilities into expeditionary systems, including sensor kits, UxS, C2, and TAK. The ...

MatrixCare

Senior Software Engineer

San Diego, CA

$130K - $171K/yr

We are seeking a Senior Software Engineer to join a new product engineering team being built in San Diego, developing software for providers in the sleep health diagnostics domain. This is a hands-on ...

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Showing results 21-40

All JobsSoftware Developer JobsSenior Software Developer JobsSenior Software Developer Jobs in Oceanside, CA

Senior Software Developer information

See Oceanside, CA salary details

$15

$63

$90

How much do senior software developer jobs pay per hour?

As of Sep 2, 2026, the average hourly pay for senior software developer in Oceanside, CA is $63.86, according to ZipRecruiter salary data. Most workers in this role earn between $54.23 and $71.63 per hour, depending on experience, location, and employer.

What is a senior software developer?

Senior Software Developers are experienced professionals who design, develop, and maintain complex software applications. They often lead development teams, mentor junior developers, and make critical architectural decisions. Their responsibilities include writing high-quality code, troubleshooting technical issues, and ensuring that software projects meet performance and security standards. With deep expertise in programming languages and software engineering principles, they play a key role in delivering successful technology solutions for organizations.

What does a senior software developer do?

As a Senior Software Developer, you’ll typically be responsible for leading complex development projects, designing technical solutions, and mentoring junior team members. Daily tasks often include writing and reviewing code, participating in architecture discussions, collaborating with cross-functional teams (such as QA, product management, and DevOps), and troubleshooting high-level technical issues. You may also be involved in setting coding standards, conducting code reviews, and helping to plan sprints or project roadmaps.

What skills and qualifications are needed to thrive as a senior software developer?

To thrive as a Senior Software Developer, you need deep expertise in programming languages, software architecture, and problem-solving, typically backed by a bachelor’s degree in computer science or a related field. Proficiency with development frameworks, version control systems like Git, and cloud platforms such as AWS or Azure is standard, and certifications in these areas can be beneficial. Leadership, strong communication, and mentoring abilities set standout candidates apart in this role. These skills ensure that complex projects are delivered efficiently, code quality is maintained, and junior team members are effectively guided for overall team success.

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

AspectSenior Software DeveloperSoftware Engineer
CredentialsBachelor's degree in CS or related field; experience often 5+ yearsBachelor's or higher in CS or related field; similar experience levels
Work EnvironmentCollaborates on complex projects, mentors juniors, leads technical effortsDesigns, develops, tests software; may work on specific modules or systems
Industry UsageCommonly used in tech companies, startups, and enterprise firmsWidely used across industries, often interchangeable with developer roles

The main difference is that Senior Software Developers typically have more experience, leadership responsibilities, and focus on complex project oversight, while Software Engineers may focus more on designing and implementing software solutions. Both roles require similar credentials and are integral in software development teams, but Senior Software Developers often take on mentorship and strategic tasks.

More about Senior Software Developer jobs

What are the most commonly searched types of Software Developer jobs in Oceanside, CA?

The most popular types of Software Developer jobs in Oceanside, CA are:

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For Senior Software Developer jobs in Oceanside, CA, the most frequently searched job titles are:

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The top searched job categories for Senior Software Developer jobs in Oceanside, CA are:

What cities near Oceanside, CA are hiring for Senior Software Developer jobs?

Cities near Oceanside, CA with the most Senior Software Developer job openings:

Senior Software Developer jobs near you
Infographic showing various Senior Software Developer job openings in Oceanside, CA as of August 2026, with employment types broken down into 85% Full Time, 11% Part Time, and 4% Contract. Highlights an 87% Physical, 3% Hybrid, and 10% Remote job distribution, with an average salary of $132,834 per year, or $63.9 per hour.

Senior Software Developer with React

The Marlin Alliance

San Diego, CA • On-site

$57.75 - $76.50/hr

Full-time

Posted 6 days ago

Job description

The Marlin Alliance, Inc. is seeking a Senior Software Developer with React experience to join our team in San Diego, CA. This position supports our Navy customer and requires the ability to obtain a US Secret security clearance.
Incorporated in 2002, The Marlin Alliance is a digital transformation company dedicated to ensuring our clients compete and win in tomorrow's digital world. We specialize in creating technical solutions that allow for seamless execution of automated business processes and the generation of governed, machine-consumable data. From strategic planning to advanced analytics and cybersecurity, our team provides cutting-edge, cross-disciplinary solutions. We are seeking motivated professionals who share our agile, solution-oriented mindset and are ready to deliver the real, practical results relied upon by our clients.
Required Qualifications:
  • Excellent problem solver
  • Experienced in React 15+ and Typescript
  • Takes pride in writing clean reusable code
  • At least one major project involving React under your belt
  • Experience with version control software such as Git

Preferred Qualifications:
  • 5+ years' React experience
  • 3+ years' experience leading development teams
  • Experienced in Scrum
  • Experience contributing to open-source projects
  • Experience with a static typed language such as C#, C, C++, or Java
  • Experience working on both Front-End and Back-End technologies such as web frameworks and databases
  • Bachelors' or higher in CS or related field

Work Environment and Mental/Physical Demands:
The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this position. Reasonable accommodations may be made to enable individuals with disabilities to perform the functions.
  • Typical office environment with no unusual hazards.
  • The noise level in the work environment is usually moderate.
  • Constant sitting while using the computer terminal.
  • Constant use of sight abilities while reviewing documents.
  • Constant use of speech/hearing abilities for communication.
  • Occasional reaching, stooping, kneeling, or crouching may be required.
  • Occasional lifting, up to 20 pounds.
  • A constant state of mental alertness.
  • Frequent work under deadlines.

Job Classification:
Associate II
$100,000 - $150,000
Disclaimer:
This job description in no way states or implies that these are the only duties to be performed by the employee(s) incumbent in this position. Employees will be required to follow any other job-related instructions and to perform any other job-related duties requested by any person authorized to give instructions or assignments. All duties and responsibilities are essential functions and requirements and are subject to possible modification to reasonably accommodate individuals with disabilities.
To perform this job successfully, the incumbents will possess the skills, aptitudes, and abilities to perform each duty proficiently. Some requirements may exclude individuals who pose a direct threat or significant risk to the health or safety of themselves or others. The requirements listed in this document are the minimum levels of knowledge, skills, or abilities.
This document does not create an employment contract, implied or otherwise, other than an �at-will� relationship.
An Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities

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