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Senior Software Development Engineer In Test Jobs in Missouri

Kanak Elite Services Inc

Sr. SDET Engineer

Missouri City, MO · On-site

$103.30K - $134.10K/yr

Positon : Sr. SDET Engineer Location : O'Fallon, MO Hybrid (Onsite 3 days/week) (local) Duration : 24 months contract Interview : 1st round virtual and second round would be in-person. Must haves:

Lorven Technologies

Sr. SDET - O Fallon, MO

Mcfall, MO · On-site

$44.75 - $57.50/hr

Title : Sr. SDET Position: Contract (W2)/ Fulltime Location: O'Fallon, MO Duration : 12 Months Key Skills and Experience: * Hands on Java/Rest API testing experience * Test automation, Ops gating ...

VRProIT

Java - SDET

Saint Louis, MO

Title: Java - SDET Location: St Louis, MO Duration: 3 yrs SDET ROLE * Let me be very clear here - these are NOT traditional QA roles. I.e. Selenium-only or QTP/UFT-only guys who are QA Engineers.

VRProIT

Java - SDET

Saint Louis, MO · On-site +1

Java - SDET Location: St Louis, MO Duration: 3 yrs SDET ROLE * Let me be very clear here - these are NOT traditional QA roles. I.e. Selenium-only or QTP/UFT-only guys who are QA Engineers. Instead, I ...

TriOptus LLC

Sr Software Development Engineer

MO · On-site

$114.50K - $151K/yr

Job Title: Sr. Software Development Engineer Location: O'fallon, MO Duration: 12+ months Primary ... in adherence with MasterCard standards, processes and best practices. • Participate on complex ...

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$21.1K

$117.8K

$153.4K

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

As of May 29, 2026, the average yearly pay for senior software development engineer in test in Missouri is $117,776.00, according to ZipRecruiter salary data. Most workers in this role earn between $103,600.00 and $134,600.00 per year, depending on experience, location, and employer.

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.

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 does a Senior Software Development Engineer in Test (SDET) 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 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 Missouri? The most popular types of Software Development Engineer In Test jobs in Missouri are:
What are popular job titles related to Senior Software Development Engineer In Test jobs in Missouri? For Senior Software Development Engineer In Test jobs in Missouri, the most frequently searched job titles are:
What job categories do people searching Senior Software Development Engineer In Test jobs in Missouri look for? The top searched job categories for Senior Software Development Engineer In Test jobs in Missouri are:
What cities in Missouri are hiring for Senior Software Development Engineer In Test jobs? Cities in Missouri 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 Missouri as of May 2026, with employment types broken down into 97% Full Time, 2% Part Time, and 1% Contract. Highlights an 82% Physical, 9% Hybrid, and 9% Remote job distribution, with an average salary of $117,776 per year, or $56.6 per hour.

Senior Software Engineer in Test (SDET) - Fraud Prevention

Innovcentric LLC

O Fallon, MO • On-site

$60/hr

Contractor

Posted 10 days ago

Job description

Role : Senior Software Engineer in Test (SDET) - Fraud Prevention
O'Fallon, Missouri (On-site)| $60/hr C2C | Client: going with Prime Vendor | Exp:12+ yrs
Interview Mode: Face to Face (Final round)
Visa: No GC (LinkedIn URL, passport and visa copy required) 
JD:https://lnkd.in/gMmGJgVK
 
We are seeking a highly advanced and passionate Senior Software Engineer in Test (SDET) to play a critical role in shaping the quality, performance, and architecture of our enterprise-grade fraud prevention solutions.
All about you:
We are looking for a candidate with a deep well of experience and a proactive, leadership mindset.
•    12+ years of experience in software development/test engineering, including deep knowledge of Agile processes.
•    Proven experience designing and developing complex, multi-tier software solutions.
•    Hands-on expertise in UI test automation using frameworks like AngularJS.
•    Strong database skills with Oracle and advanced SQL scripting.
•    Experience integrating vendor and open-source products into a cohesive system.
•    Demonstrated ability to lead cross-functional teams, mentor peers, and guide less experienced developers.
•    A decisive problem-solver who can make decisions with incomplete information and whiteboard solutions using tools like Visio or PPT.
•    A strong plus: Professional experience in financial services, cards, payments, or a related field.
 
#Request:apply only if you meet all requirements and can provide the requested documents (please don't ask for RTR without sharing required details)
sengineer@innovcentric.com 
Thank You.