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Senior Software Development Engineer In Test Jobs in Illinois

Infodyne Solutions

Sr. SDET & Lead SDET

Chicago, IL · On-site

Position: Sr. SDET & Lead SDET Location: Chicago, IL (Hybrid) Type: Contract/Full Time Job Overview : We are seeking a Senior SDET (Software Development Engineer in Test) to extend and enhance our ...

Merican

SDET Consultant

Chicago, IL · On-site

$51.50 - $66.50/hr

Senior Software Development Engineer in Test (SDET) Duration: 6-18 months Work Mode: Onsite Location: Chicago, IL Purpose We are seeking a Senior Software Development Engineer in Test (SDET) to ...

SysMind Tech

Senior SDET || Glenview, IL - Hybrid

Glenview, IL · On-site

$107K - $140K/yr

Senior SDET (Software Development Engineer in Test) Location: Glenview, IL - Hybrid (3 days onsite per week, LOCAL candidates preferred) Duration: 6+ Months (Possible Extension) About the Role: We ...

R2 Technologies Corporation

SDET

Chicago, IL · On-site

$51.50 - $66.50/hr

Senior Software Development Engineer in Test Chicago, IL Who We Are: Northern Trust is a Chicago-based bank with more than 20 international locations and 16,500 employees. From sovereign wealth funds ...

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Senior Software Development Engineer In Test information

See Illinois salary details

$21.8K

$121.7K

$158.4K

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

As of Aug 19, 2026, the average yearly pay for senior software development engineer in test in Illinois is $121,671.00, according to ZipRecruiter salary data. Most workers in this role earn between $107,100.00 and $139,100.00 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 Illinois?

The most popular types of Software Development Engineer In Test jobs in Illinois are:

What are popular job titles related to Senior Software Development Engineer In Test jobs in Illinois?

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

What job categories do people searching Senior Software Development Engineer In Test jobs in Illinois look for?

The top searched job categories for Senior Software Development Engineer In Test jobs in Illinois are:

What cities in Illinois are hiring for Senior Software Development Engineer In Test jobs?

Cities in Illinois with the most Senior Software Development Engineer In Test job openings:

Senior Software Development Engineer In Test jobs near you
Infographic showing various Senior Software Development Engineer In Test job openings in Illinois as of August 2026, with employment types broken down into 1% As Needed, 86% Full Time, 11% Part Time, and 2% Contract. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution, with an average salary of $121,671 per year, or $58.5 per hour.

Sr. SDET & Lead SDET

Infodyne Solutions

Chicago, IL • On-site

Other

Posted 28 days ago

Job description

Job Details:

Position: Sr. SDET & Lead SDET Location: Chicago, IL (Hybrid) Type: Contract/Full Time

Job Overview:
We are seeking a Senior SDET (Software Development Engineer in Test) to extend and enhance our testing automation framework using Java/JavaScript. The role requires strong ownership of business requirements, test strategy development, and hands-on automation expertise.

Required Qualifications:
Technologies and tools: Java (3-5 years) Cucumber (3-5 years), JBehave or other BDD testing frameworks
At least 8 years of test automation framework design
Strong experience in testing Webservices (REST APIs) (3+5 years)
Proven experience developing test scripts, test cases, and test data
The ability to write queries in SQL or other relational databases
3+ years of experience in developing scenario based performance testing using JMeter
Experience testing full stack and integration testing with 3rd paties
End-to-end system integration testing experience for software platforms

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