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Senior Software Development Engineer In Test Jobs in Antioch, CA

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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 Sep 6, 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.

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.

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 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 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 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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For Senior Software Development Engineer In Test jobs in Antioch, CA, the most frequently searched job titles are:

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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 August 2026, with employment types broken down into 1% As Needed, 79% Full Time, 18% Part Time, and 2% Contract. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution, with an average salary of $142,759 per year, or $68.6 per hour.

Software Development Engineer - Full Stack

Gotion, Inc.

Fremont, CA โ€ข On-site

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 22 days ago


Key responsibilities

  • Design, develop, test, and maintain full-stack web applications.

  • Build scalable backend services, APIs, and database solutions.

  • Collaborate with cross-functional stakeholders to gather requirements and deliver software solutions.


Job description

Gotion Inc. is based in Silicon Valley, CA, currently building a Manufacturing facility in Manteno, IL and has R&D centers in Ohio, China, Japan and Europe. We innovate in the next generation electric vehicle and energy storage technologies (lithium batteries and related systems) with the aim to accelerate electrified transportation and achieve sustainable development. Gotion is powered by a leading power battery technology company that provides solutions for vehicles including the world's first mass commercial e-bus route.
Gotion is a career destination - we are not simply attempting to just fill another job, but to pursue a dream of global green energy together! We offer outstanding opportunities to individuals seeking an exciting and challenging working environment. Everyone is highly valued and plays a vital role in the growth of our organization.
About Gotion
Gotion is a leading global battery technology company specializing in advanced lithium-ion batteries, energy storage systems, and next-generation energy solutions. As one of the world's largest battery manufacturers, Gotion serves customers across automotive, energy storage, commercial vehicle, and industrial sectors.
With manufacturing, R&D, and business operations spanning North America, Europe, and Asia, Gotion is driving the global transition toward electrification and sustainable energy. The company is making significant investments in advanced manufacturing, digitalization, and smart factory technologies to support its rapidly expanding global footprint.
Our Digitalization Team plays a critical role in building the software platforms, data infrastructure, and data-driven solutions that power the future of battery manufacturing and intelligent energy systems.
About the Role
Gotion is seeking a highly motivated Senior Full Stack Software Engineer to join our Digitalization Team in Fremont, California.
This position offers a unique opportunity to work at the intersection of software engineering, advanced manufacturing, and battery technology. You will help design and build next-generation digital platforms that support smart manufacturing, factory operations, enterprise productivity, industrial analytics, and data-driven applications.
You will collaborate closely with engineering, manufacturing, operations, and leadership teams to develop scalable software solutions that support Gotion's digital transformation and intelligent manufacturing initiatives.
Key Responsibilities
  • Design, develop, test, and maintain full-stack web applications.
  • Build scalable backend services, APIs, and database solutions.
  • Develop intuitive, responsive, and user-friendly web interfaces.
  • Collaborate with cross-functional stakeholders to gather requirements and deliver software solutions.
  • Troubleshoot, optimize, and improve application performance, scalability, and reliability.
  • Participate in software architecture design, code reviews, and technical discussions.
  • Support software deployment, monitoring, maintenance, and continuous improvement.
  • Follow software engineering best practices in coding, testing, documentation, and version control.

Required Qualifications
  • Bachelor's degree in Computer Science, Software Engineering, Computer Engineering, or a related field.
  • 3+ years of professional software development experience.
  • Strong experience in full-stack application development.
  • Proficiency in one or more programming languages such as Python, Java, C#, JavaScript, or TypeScript.
  • Experience with modern frontend frameworks such as React, Angular, or Vue.
  • Experience designing and developing RESTful APIs.
  • Experience with relational databases such as PostgreSQL, MySQL, or SQL Server.
  • Familiarity with Git, CI/CD pipelines, and modern software development practices.
  • Strong analytical, problem-solving, and communication skills.
  • Ability to work effectively in a fast-paced and collaborative environment.

Preferred Qualifications
  • Master's or Ph.D. degree in Computer Science, Data Science, Software Engineering, or a related field is strongly preferred.
  • Strong research background in Machine Learning, Data Science, LLMs or related fields (graduate research, publications, patents, open-source contributions, or industry projects) is a strong plus.
  • Experience applying machine learning models to real-world applications, including prediction, optimization, computer vision, intelligent automation, recommendation systems, or data-driven software products.
  • Experience in enterprise application development is a plus.
  • Experience with cloud platforms such as AWS, Azure, or Google Cloud.
  • Experience with Docker, Kubernetes, or containerized deployments.
  • Experience working with large-scale data systems and data pipelines.
  • Experience with manufacturing, industrial, or operational systems is a plus.
  • Experience in battery, energy storage, automotive, renewable energy, or advanced manufacturing industries is a plus.

Technologies
Experience with some of the following technologies is preferred:
  • Python
  • React
  • TypeScript
  • JavaScript
  • FastAPI
  • Node.js
  • PostgreSQL / MySQL
  • Docker
  • Kubernetes
  • AWS / Azure / GCP
  • GitHub Actions
  • PyTorch
  • TensorFlow
  • Scikit-learn
  • LLM Frameworks and AI Development Tools

Why Join Gotion
  • Join one of the world's leading battery technology companies.
  • Build impactful software products used in real-world manufacturing and business operations.
  • Collaborate directly with technical and executive leadership.
  • Contribute to the digital transformation of a rapidly growing global organization.
  • Opportunity for significant technical and career growth.

Compensation & Benefits
Gotion offers a competitive compensation and benefits package, including:
  • Annual performance bonus
  • Medical, dental, and vision insurance
  • 401(k) retirement plan
  • Paid time off and company holidays
  • Professional development and training opportunities
  • Career advancement opportunities within a rapidly growing global organization

Gotion Inc. is proud to be an equal opportunity employer. We are dedicated to fostering a diverse workforce that reflects the communities we serve, cultivating a culture of inclusion and belonging, and ensuring equal employment opportunities for all.
We provide equal opportunity to all individuals regardless of race, creed, color, religion, gender, sexual orientation, gender identity or expression, national origin, disability, age, genetic information, veteran status, marital status, pregnancy or related conditions (including breastfeeding), parental status, criminal histories consistent with legal requirements, or any other characteristic protected by law.
At Gotion Inc., we strive to create an environment where everyone feels valued, respected, and empowered to thrive.