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Senior Software Development Engineer In Test Jobs in Chester, PA

We are seeking a Senior Software Engineer with deep expertise in Python-based back-end development ... Design, develop, test, and implement scalable enterprise applications using Python (Django/Flask ...

Senior Software Engineer

Exton, PA

$118K - $155K/yr

Senior Software Engineer Location: Hybrid - Exton, PA or Philadelphia Visa sponsorship is not ... in the creation of cloud services and REST interfaces * Knowledge of agile scrum development, test ...

Senior Software Engineer

Exton, PA · On-site

$118K - $155K/yr

Senior Software Engineer Location: Hybrid - Exton, PA or Philadelphia Visa sponsorship is not ... in the creation of cloud services and REST interfaces * Knowledge of agile scrum development, test ...

Senior Software Engineer

Exton, PA

$118K - $155K/yr

Senior Software Engineer Location: Hybrid - Exton, PA or Philadelphia Visa sponsorship is not ... in the creation of cloud services and REST interfaces * Knowledge of agile scrum development, test ...

Senior Software Engineer

Oaks, PA · Hybrid

$125K - $165K/yr

The Senior Software Engineer works in application development in a financial services organization ... Test Driven Development; CI/CD and DevOps concepts, tools like TeamCity, Octopus, Ansible ...

Senior Software Engineer

King Of Prussia, PA · On-site

$119K - $157K/yr

... a Senior Software Engineer! Lockheed Martin is a global leader in aerospace, defense, and ... development, integration and test of systems. We have expertise in Software Defined Radios (SDR ...

Senior Software Engineer

King Of Prussia, PA · On-site

$119K - $157K/yr

... a Senior Software Engineer! Lockheed Martin is a global leader in aerospace, defense, and ... development, integration and test of systems. We have expertise in Software Defined Radios (SDR ...

Sr. Test Engineer-Automation

Philadelphia, PA

$46.50 - $61.25/hr

We are searching for a dynamic and experienced Senior Software Engineer - Test Infrastructure to ... Proficiency in software development (Python, Bash), including data analysis tools like Numpy and ...

Sr. Test Engineer-Automation

Philadelphia, PA · On-site

$46.50 - $61.25/hr

We are searching for a dynamic and experienced Senior Software Engineer - Test Infrastructure to ... Proficiency in software development (Python, Bash), including data analysis tools like Numpy and ...

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Senior Software Development Engineer In Test information

See Chester, PA salary details

$21.7K

$121.1K

$157.7K

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

As of Jul 14, 2026, the average yearly pay for senior software development engineer in test in Chester, PA is $121,124.00, according to ZipRecruiter salary data. Most workers in this role earn between $106,600.00 and $138,400.00 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 engineers make $500,000?

Senior Software Development Engineers In Test (SDETs) with extensive experience, specialized skills in automation, and working at large tech companies or in high-cost-of-living regions can earn $500,000 or more annually. Compensation often includes base salary, bonuses, and stock options, especially for those in leadership roles or with rare expertise in testing automation, cloud platforms, or security tools.

Will QA or SDET get replaced by AI?

Senior Software Development Engineers in Test (SDETs) and QA professionals perform complex testing tasks that require critical thinking, creativity, and understanding of system architecture, 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 in a fast-evolving environment.

What is the SDET engineer's salary?

The salary for a Senior Software Development Engineer in Test (SDET) typically ranges from $90,000 to $140,000 annually, depending on experience, location, and company size. SDETs with strong programming skills and experience with automation tools like Selenium or Jenkins tend to earn higher salaries.

Is SDET still in demand?

Senior Software Development Engineers in Test (SDETs) are in strong demand due to the increasing emphasis on quality assurance and automation in software development. SDETs with skills in programming, test automation tools, and CI/CD pipelines are particularly sought after across various industries, ensuring continuous testing and faster release cycles.

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 (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 cities near Chester, PA are hiring for Senior Software Development Engineer In Test jobs? Cities near Chester, PA with the most Senior Software Development Engineer In Test job openings:
Senior Quality Automation Engineer

Senior Quality Automation Engineer

JPMorgan Chase & Co

Wilmington, DE • On-site

Full-time

Medical, Retirement

Re-posted 27 days ago


JPMorgan Chase & Co. rating

8.0

Company rating: 8.0 out of 10

Based on 491 frontline employees who took The Breakroom Quiz

58th of 149 rated banks


Job description

Job Description: 603 Individual Contributor - Product Delivery, Automation Testing / Selenium / Java Developer

Organization Description

Our Consumer & Community Banking division serves our Chase customers through a range of financial services, including personal banking, credit cards, mortgages, auto financing, investment advice, small business loans, and payment processing. We're proud to lead the U.S. in credit card sales and deposit growth and have the most-used digital solutions - all while ranking first in customer satisfaction.

Employer Description

JPMorgan Chase & Co., one of the oldest financial institutions, offers innovative financial solutions to millions of consumers, small businesses, and many of the world's most prominent corporate, institutional, and government clients under the J.P. Morgan and Chase brands. Our history spans over 200 years and today we are a leader in investment banking, consumer and small business banking, commercial banking, financial transaction processing, and asset management.

We recognize that our people are our strength and the diverse talents they bring to our global workforce are directly linked to our success. We are an equal opportunity employer and place a high value on diversity and inclusion at our company. We do not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. We also make reasonable accommodations for applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs. Visit our FAQs for more information about requesting an accommodation.

Job Description

As a Senior Quality Automation Engineer in Credit Card, you build, enhance, and operate an automated testing framework covering API, user interface, and data-layer validation, and you make quality measurable through dashboards and actionable metrics. You partner with teams to translate requirements into test strategy, increase automation coverage, and reduce flaky tests through strong test data practices. Your work helps us release confidently and reliably.

Job Responsibilities 

  • Design, develop, and maintain an automation framework that supports API, user interface, and data validation testing.
  • Build and maintain automated API tests, including positive/negative scenarios, authentication patterns, and contract or schema validation.
  • Create reliable, repeatable test data approaches (seeding, synthetic data generation, isolation, and cleanup) to reduce test flakiness.
  • Validate end-to-end outcomes using database queries and data assertions across different data stores.
  • Integrate automated tests into continuous integration and deployment pipelines to provide fast feedback and release confidence.
  • Configure and own quality and execution dashboards (for example, Kibana), including trend views, failure insights, and automation health metrics.
  • Monitor automation results and key quality indicators, communicate progress and risks, and drive resolution with partners.
  • Collaborate with product and engineering partners to define test strategy, acceptance criteria, and meaningful coverage for new features.
  • Participate in Agile ceremonies and provide estimates for quality engineering work.
  • Improve tooling, patterns, and standards to make test suites scalable, maintainable, and easy for teams to adopt.
  • Coach peers on automation best practices, debugging, and building quality into delivery.

Required Qualifications, Capabilities, and Skills 

  • 5+ years of hands-on experience in quality engineering, test automation, or SDET roles with strong coding ownership.
  • Demonstrated experience building or significantly evolving an automated testing framework (not only writing individual scripts).
  • Strong Java development skills
  • Proven API test automation experience (for example, REST testing frameworks and automated assertions).
  • Practical database fundamentals and experience validating results using SQL and data checks across different database technologies.
  • Hands-on test data management experience, including creating, seeding, maintaining, and cleaning up data for automated tests.
  • Experience integrating automation into continuous integration pipelines (for example, Jenkins) and using source control workflows (for example, Git).
  • Experience configuring and owning execution and quality dashboards (for example, Kibana) and using metrics to drive improvements.
  • Experience working in Agile delivery teams and translating requirements into effective test scenarios.
  • Strong communication skills to explain quality risks, progress, and results to varied audiences.
  • Ability to troubleshoot across services, environments, and logs on Unix or Linux-based systems.

Preferred Qualifications, Capabilities, and Skills 

  • Experience in financial services and familiarity with credit card products and associated risk considerations.
  • Working knowledge of Python is a plus.
  • Experience with user interface automation tools and patterns (for example, Selenium and behavior-driven testing approaches).
  • Experience with performance, monitoring, or reliability tooling (for example, load testing and application performance monitoring).
  • Experience implementing contract testing and service virtualization to reduce dependency on downstream systems.
  • Experience with containerized test execution and scalable parallel runs.
  • Bachelor's or Master's degree in Computer Science or a related field, or equivalent practical experience.
  • Experience mentoring peers and setting team-level automation standards.

Optional Additional Information 

  • This role is hands-on and focuses on building, operating, and continuously improving automation and reporting capabilities.
  • You may support manual testing for targeted scenarios when automation is not feasible or cost-effective.
  • Work schedule and location expectations will be shared during the interview process.
  • We welcome candidates with varied backgrounds and experiences who can demonstrate impact in building automation and measurable quality outcomes.

Additional information: Applicants must be authorized to work for any employer in the US. We are not able to provide immigration sponsorship or take over sponsorship of an employment visa at this time. Final job grade level and corporate title will be determined at time of offer and may differ from this posting

Chase is a leading financial services firm, helping nearly half of America's households and small businesses achieve their financial goals through a broad range of financial products. Our mission is to create engaged, lifelong relationships and put our customers at the heart of everything we do. We also help small businesses, nonprofits and cities grow, delivering solutions to solve all their financial needs. 

We offer a competitive total rewards package including base salary determined based on the role, experience, skill set and location. Those in eligible roles may receive commission-based pay and/or discretionary incentive compensation, paid in the form of cash and/or forfeitable equity, awarded in recognition of individual achievements and contributions.  We also offer a range of benefits and programs to meet employee needs, based on eligibility. These benefits include comprehensive health care coverage, on-site health and wellness centers, a retirement savings plan, backup childcare, tuition reimbursement, mental health support, financial coaching and more. Additional details about total compensation and benefits will be provided during the hiring process. 

We recognize that our people are our strength and the diverse talents they bring to our global workforce are directly linked to our success. We are an equal opportunity employer and place a high value on diversity and inclusion at our company. We do not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. We also make reasonable accommodations for applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs. Visit our FAQs for more information about requesting an accommodation.

Equal Opportunity Employer/Disability/Veterans

Our Consumer & Community Banking division serves our Chase customers through a range of financial services, including personal banking, credit cards, mortgages, auto financing, investment advice, small business loans and payment processing. We're proud to lead the U.S. in credit card sales and deposit growth and have the most-used digital solutions - all while ranking first in customer satisfaction.

We offer a broad array of credit cards to meet the needs of individuals and small businesses, including Chase-branded and co-branded cards in partnership with well-known companies and organizations. Merchant Services is a leading provider of payment, fraud and data security for companies, capable of authorizing transactions across global currencies.

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