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Software Development Engineer In Test Jobs in Round Rock, TX

Flex

Software Development Engineer

Austin, TX

Job Summary We are seeking a highly capable Software Development Engineer III (SDE III) who also ... This position will be based onsite in Austin, TX. This role is responsible for designing ...

Amazon

Software Development Engineer, AWS

Austin, TX · On-site

As a Software Development Engineer on the OpenSearch team, you will help solve a variety of ... You will play an active role in translating business and functional requirements into concrete ...

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All JobsSoftware Development Engineer In Test JobsSoftware Development Engineer In Test Jobs in Round Rock, TX

Software Development Engineer In Test information

See Round Rock, TX salary details

$10

$51

$69

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

As of Jul 24, 2026, the average hourly pay for software development engineer in test in Round Rock, TX is $51.07, according to ZipRecruiter salary data. Most workers in this role earn between $44.86 and $57.84 per hour, depending on experience, location, and employer.

Is SDET still in demand?

Software Development Engineers in Test (SDETs) remain in demand due to the increasing emphasis on automation, quality assurance, and continuous integration in software development. SDETs with skills in programming, testing frameworks, and tools like Selenium or Jenkins are highly sought after across various industries, especially in organizations adopting Agile and DevOps practices.

What is the role of a software development engineer in testing?

A Software Development Engineer in Test (SDET) designs, develops, and maintains automated test frameworks and scripts to ensure software quality. They collaborate with development teams to identify testing requirements, write test cases, and use tools like Selenium or JUnit to execute tests, often integrating testing into continuous integration pipelines.

Is SDET a good career?

A Software Development Engineer in Test (SDET) is a valuable role that combines software development and testing skills to improve product quality. SDETs often work with automation tools, programming languages, and testing frameworks, making it a technically demanding and in-demand career path with good growth prospects. It is suitable for those interested in both coding and quality assurance.

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

AspectSoftware Development Engineer In TestSoftware Engineer
Primary FocusDesigning and developing automated tests, ensuring software qualityDeveloping software applications and features
Skills & CertificationsProgramming, testing frameworks, automation toolsProgramming, software design, system architecture
Work EnvironmentQuality assurance teams, development teams, testing labsDevelopment teams, product teams, engineering environments
Industry UsageTech companies, software firms, QA departmentsTech companies, startups, software product companies

While both roles require strong programming skills, Software Development Engineer In Test focuses on automation and testing to ensure software quality, whereas Software Engineers primarily develop new features and applications. Both roles are integral to software development but serve different aspects of the product lifecycle.

How does a Software Development Engineer in Test (SDET) typically collaborate with developers and QA teams during the software development lifecycle?

As an SDET, you'll work closely with both software developers and quality assurance teams throughout the development process. Your role involves participating in design and code reviews to ensure testability, creating automated test frameworks, and writing test cases alongside developers. You'll also help identify bugs early, contribute to continuous integration pipelines, and facilitate communication between development and QA to ensure high-quality releases. This collaborative environment allows you to bridge the gap between coding and testing, making you a key player in delivering reliable software.

What is a Software Development Engineer In Test (SDET)?

A Software Development Engineer In Test (SDET) is a professional who combines software development skills with expertise in testing to ensure the quality of software products. SDETs design, develop, and maintain automated test frameworks, write test scripts, and work closely with developers to identify and resolve defects early in the software development lifecycle. They play a critical role in integrating testing into the development process, improving test coverage, and enabling continuous integration and delivery. SDETs often have strong programming abilities and a deep understanding of both software engineering and quality assurance best practices.

What are the key skills and qualifications needed to thrive as a Software Development Engineer in Test, and why are they important?

To thrive as a Software Development Engineer in Test (SDET), you need a solid background in software engineering principles, programming skills (often in languages like Java, Python, or C#), and a strong understanding of testing methodologies. Familiarity with automated testing frameworks (such as Selenium, JUnit, or TestNG), CI/CD tools, and sometimes certifications like ISTQB are typically required. Analytical thinking, attention to detail, and effective communication are essential soft skills that help SDETs collaborate with developers and identify issues efficiently. These skills are crucial to ensure robust, scalable, and high-quality software products through efficient test design and automation.

Will QA or SDET get replaced by AI?

Software Development Engineers in Test (SDETs) and QA professionals perform complex testing tasks that require critical thinking, creativity, and understanding of system design, which AI currently cannot fully replicate. While AI tools can automate repetitive testing and assist in identifying issues, human oversight and expertise remain essential for designing test strategies, interpreting results, and ensuring software quality. Therefore, SDET roles are likely to evolve with AI rather than be completely replaced.
What are the most commonly searched types of Software Development Engineer In Test jobs in Round Rock, TX? The most popular types of Software Development Engineer In Test jobs in Round Rock, TX are:
What cities near Round Rock, TX are hiring for Software Development Engineer In Test jobs? Cities near Round Rock, TX with the most Software Development Engineer In Test job openings:
Software Development Engineer In Test jobs near you
Infographic showing various Software Development Engineer In Test job openings in Round Rock, TX as of July 2026, with employment types broken down into 1% As Needed, 80% Full Time, 15% Part Time, and 4% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $106,221 per year, or $51.1 per hour.
Software Development Engineer

Software Development Engineer

Flex

Austin, TX

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 23 days ago

Job description

Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world.A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraordinary.Job Summary

We are seeking a highly capable Software Development Engineer III (SDE III) who also functions as a Data Scientist, combining strong software engineering expertise with advanced analytics and machine learning capabilities. This position will be based onsite in Austin, TX.

This role is responsible for designing intelligent web applications, building and deploying ML models, and supporting production systems. You will work across the full lifecycle-from data exploration and model development to scalable application deployment and ongoing support.

What a typical day looks like:

  • Experience building, deploying, and supporting machine learning models and data-driven applications in production environments.
  • Knowledge of machine learning frameworks, statistics, data analysis, feature engineering, and model optimization.
  • Strong understanding of software design, data structures, algorithms, and system architecture.
  • Ability to troubleshoot, debug, and resolve complex application and model performance issues.
  • Experience collaborating in Agile development environments and communicating effectively with technical and business stakeholders.
  • Self-motivated with strong problem-solving skills, an ownership mindset, and the ability to independently deliver complex solutions.

The experience we're looking to add to our team

  • Bachelor's or Master's degree in Computer Science, Data Science, Engineering, or a related field.
  • 3-5+ years of experience in software engineering, data science, or machine learning.
  • Strong proficiency in C# and SQL with experience developing frontend and backend applications, APIs, and automation solutions using .NET technologies *required*
  • Frontend HTML and Vanilla JS experience is required
  • Python experience is a plus
  • Experience with MLOps tools, CI/CD pipelines, and model monitoring.
  • Hands-on experience with Generative AI, LLMs, and OpenAI APIs.
  • Proven ability to bridge data science experimentation with production-grade software engineering.

JS21

What you'll receive for the great work you provide:

  • Full range of medical, dental, and vision plans
  • Life Insurance
  • Short-term and Long-term Disability
  • Matching 401(k) Contributions
  • Vacation and Paid Sick Time
  • Tuition Reimbursement

Application Deadline:

Applications for this job position will be accepted for at least five days following the job posting start date below and continuing until the end date below or until the position is filled. This posting may close sooner due to application volume.

Job Posting Start Date 07-10-2026 Job Posting End Date 08-31-2026 Job CategoryProduction Engineering

Is Sponsorship Available?

NoFlex is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email accessibility@flex.com and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at Flex, you must complete the application process first).
Flex Personnel logo

About Flex Personnel

Sourced by ZipRecruiter

The Flex Team is made up of Staffing Industry experts committed to serving the needs of businesses and workers by bringing people together. We are guided by our Core values Integrity, Courtesy, and Respect. At Flex we bring Businesses and People together. We carefully assess both the needs of our Business clients and the complete profiles of each candidate, and then make the connections we believe will be most mutually beneficial. With offices in select markets throughout the Country, We are continually expanding our industry reach nationwide.

Industry

Recruiting and staffing services

Company size

11 - 50 Employees

Headquarters location

Dallas, TX, US

Social media

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