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Senior Software Development Engineer In Test Jobs in Antioch, CA

SDET

Pleasanton, CA ยท On-site

$55.75 - $71.75/hr

Software Development Engineers in Test are involved in all aspects of quality assurance activities for a scrum team. Working closely with other Quality Engineers, SDETs, Developers and Product ...

SDET Lead

Oakland, CA ยท On-site

$120K - $130K/yr

The ideal candidate should have strong Utility industry domain experience and as SDET and expertise in test planning and execution, defect management, and stakeholder coordination. Additionally ...

Senior Software Development Engineer

Pleasanton, CA ยท On-site

$136K - $179K/yr

We're in this together, tackling big challenges with bold ideas and genuine care. We look for ... You are capable of authoring stable, reliable tests for asynchronous logic and multi-turn AI ...

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Senior Software Development Engineer In Test information

See Antioch, CA salary details

$25.6K

$142.8K

$185.9K

How much do senior software development engineer in test jobs pay per year?

As of Aug 5, 2026, the average yearly pay for senior software development engineer in test in Antioch, CA is $142,759.00, according to ZipRecruiter salary data. Most workers in this role earn between $125,600.00 and $163,200.00 per year, depending on experience, location, and employer.

How does a senior software development engineer in test typically collaborate with development and product teams to ensure software quality?

As a Senior Software Development Engineer In Test (SDET), you will work closely with both development and product teams throughout the software development lifecycle. This includes participating in design and requirements discussions to identify potential test cases early, contributing to test automation strategies, and providing feedback on testability and quality risks. SDETs often pair with developers to review code, co-create test plans, and triage bugs together, ensuring that testing is fully integrated into the CI/CD pipeline. Effective communication and cross-team collaboration are essential for proactively identifying issues and maintaining high software quality standards.

What is the difference between Senior Software Development Engineer In Test vs Software Development Engineer In Test?

AspectSenior Software Development Engineer In TestSoftware Development Engineer In Test
ExperienceTypically 5+ years in testing and developmentEntry to mid-level, 1-3 years experience
ResponsibilitiesDesigns complex test frameworks, mentors juniors, leads testing initiativesDevelops test cases, automates tests, executes testing tasks
Skills & CertificationsAdvanced coding, automation, testing tools, leadership skillsProgramming, automation, testing tools
Work EnvironmentCollaborates with cross-functional teams, often in Agile settingsWorks closely with developers, focuses on automation and manual testing

In summary, a Senior Software Development Engineer In Test has more experience, leadership responsibilities, and strategic testing roles compared to a Software Development Engineer In Test, who primarily focuses on developing and executing tests.

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

To thrive as a Senior Software Development Engineer In Test, you need advanced programming skills, deep knowledge of software testing methodologies, and a bachelor's degree in computer science or a related field. Expertise with automation frameworks (such as Selenium, Cypress, or Appium), CI/CD tools, and scripting languages is typically required, along with relevant certifications like ISTQB. Strong analytical thinking, problem-solving, and effective communication are crucial soft skills for collaborating with cross-functional teams and driving quality initiatives. These capabilities ensure rigorous test coverage, faster release cycles, and high-quality software products.

What does a senior software development engineer in test do?

A Senior Software Development Engineer in Test (SDET) is responsible for designing, developing, and maintaining automated test frameworks and tools to ensure the quality and reliability of software products. They work closely with development and QA teams to identify test requirements, create robust test cases, and integrate automated tests into the CI/CD pipeline. In addition to coding and scripting, Senior SDETs mentor junior team members, analyze test results, and help troubleshoot complex issues to continuously improve software quality. Their expertise bridges the gap between development and testing, ensuring both speed and quality in software releases.
What are the most commonly searched types of Software Development Engineer In Test jobs in Antioch, CA? The most popular types of Software Development Engineer In Test jobs in Antioch, CA are:
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What job categories do people searching Senior Software Development Engineer In Test jobs in Antioch, CA look for? The top searched job categories for Senior Software Development Engineer In Test jobs in Antioch, CA are:
What cities near Antioch, CA are hiring for Senior Software Development Engineer In Test jobs? Cities near Antioch, CA with the most Senior Software Development Engineer In Test job openings:
Infographic showing various Senior Software Development Engineer In Test job openings in Antioch, CA as of July 2026, with employment types broken down into 1% As Needed, 80% Full Time, 16% Part Time, and 3% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $142,759 per year, or $68.6 per hour.

Software Development Engineer in Test (SDET)

Conch Technologies Inc

Fremont, CA โ€ข On-site

Contractor

Posted 15 days ago


Job description

Software Development Engineer in Test (SDET)

Location: Fremont, CA (Onsite – 5 Days/Week)
Duration: 6+Months
 

 Job Summary

We are seeking an experienced Software Development Engineer in Test (SDET) to join a fast-paced engineering team developing a modern internal platform that improves engineering productivity and operational efficiency. This is a highly technical, hands-on role where strong software development skills are equally as important as test automation expertise.

The ideal candidate has extensive experience building scalable automation frameworks using Python and Playwright, enjoys solving complex engineering challenges, and thrives in an agile environment with rapid development and frequent releases.

 Key Responsibilities
  • Design, develop, and maintain scalable automated testing frameworks from the ground up.
  • Build and execute automated tests for web applications, REST APIs, integration testing, and end-to-end user workflows.
  • Collaborate closely with software engineers throughout the development lifecycle to ensure high software quality.
  • Develop automation solutions that support both scheduled releases and continuous deployments.
  • Perform root cause analysis, troubleshoot defects, and drive issue resolution.
  • Improve application reliability, performance, and overall user experience.
  • Participate in code reviews and contribute to engineering best practices.
  • Define automation strategies, testing standards, and quality processes.
  • Continuously improve automation coverage and testing efficiency.
 Required Qualifications
  • 5–6 years of experience as an SDET, Test Automation Engineer, or Software Quality Engineer.
  • Strong programming experience using Python.
  • Hands-on experience with Playwright for web automation.
  • Proven experience designing and building automation frameworks from scratch.
  • Strong understanding of software engineering principles and best practices.
  • Experience testing modern web applications and distributed systems.
  • Excellent debugging, troubleshooting, and analytical skills.
  • Strong verbal and written communication skills.
  • Ability to work effectively in a fast-paced Agile environment.
 Required Technical Skills
  • Python
  • Playwright
  • Test Automation Framework Development
  • API Testing (REST)
  • Object-Oriented Programming (OOP)
  • Data Structures & Algorithms
  • Design Patterns
  • Debugging & Root Cause Analysis
  • System Design Fundamentals
  • End-to-End Testing
  • Integration Testing
  • Web Application Testing
  • Software Quality Engineering
 Preferred Qualifications
  • Experience working in CI/CD environments.
  • Familiarity with rapid release cycles and continuous deployment practices.
  • Experience collaborating closely with software development teams.
  • Passion for software quality, automation, and engineering excellence.