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Development Testing Engineer Jobs in Delaware, United States
430+ development testing engineer jobs from 310+ companies hiring in Delaware, United States.
1w
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Lead Software Development Engineer - Testing (REMOTE)
United States
$95k-$159k/yr RemoteFull Time
6+ YOELead testing team; design end-to-end testing; implement automation; collaborate with CI/CD; mentor engineers.
Selenium, JUnit, TestNG, Cucumber, Java, JavaScript, Python, C#, Jenkins, GitLab CI/CD, Bamboo, SQL, AWS, Azure, GCP, Docker, Kubernetes
3w
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Senior Performance Testing Engineer
United States
$87k-$161k/yr RemoteFull Time
5+ YOEBachelor's in a quantitative field with 4-6 years of performance testing experience; knowledge of Neoload, CI/CD, AWS, microservices, and programming in Python/Java.
Neoload, Python, Java, CI/CD, Dynatrace, Splunk, Kubernetes, Kafka, AWS, Cyara, Containers, Automated Performance Test Suite
1mo
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IT Testing Engineer II
United States
$69k-$90k/yr RemoteFull Time
8+ YOE8+ years QA and performance testing; experience with AppDynamics, Load Runner, Neo Load, JMeter, Fiddler, BlazeMeter, VSTS; SQL for data validation; Azure DevOps/Jira; Agile/Waterfall methodologies.
AppDynamics, Load Runner, Neo Load, Apache JMeter, Fiddler, BlazeMeter, VSTS, JavaScript
1d
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Principal Application Development Engineer
United States
RemoteFull Time
Design, develop, and maintain TIBCO mainframe integration products; mentor staff; work with Agile teams; collaborate with product management; debug and fix defects; develop tests; coordinate with remote teams.
GitHub, Agile, AI Tools, Mainframe
2mo
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Staff Software Development Engineer
United States
$107k-$284k/yr RemoteFull Time
6+ YOE6+ years software engineering, 2+ years in technical leadership; backend services/APIs, cloud; CI/CD, testing, observability; Java/Kotlin/Python/C#/TypeScript; strong collaboration skills.
Java, Kotlin, Python, C#, TypeScript, Azure, AWS, GCP, CI/CD, Observability, APIs, Distributed systems
2mo
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Staff Software Engineer, Testing Infrastructure
United States
$144k-$200k/yr RemoteFull Time
8+ YOE8+ years in software testing, quality engineering, or test infrastructure; strong TS/Go/JS stack experience; AI/ML in testing preferred.
TypeScript, React, React Native, Go, PostgreSQL, Docker, Kubernetes, Playwright, Cypress, Detox
6d
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Senior Software Development Engineer
United States
$141k-$173k/yr RemoteFull Time
5+ YOESenior software engineer with API and back-end expertise; 5-8 years; Python/Node; REST APIs; cloud-native (Docker/Kubernetes/AWS/GCP/Azure); databases; testing; CI/CD.
Python, Node.js, Go, C++, REST APIs, SQL, MongoDB, Docker, Kubernetes, AWS, GCP, Azure, Kafka, Git, CI/CD
5d
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Senior Software Development Engineer in Test
United States
$156k-$173k/yr RemoteFull Time
9+ YOESenior SDET with 9–12 years of professional software development and testing experience; strong in test automation, software architecture, and leadership.
C#/.NET Core, Angular, React, Node.js, Test Automation, CI/CD, Observability, Selenium
3d
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Testing Manager (Medicare Systems)
United States
$111k-$150k/yr RemoteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
5+ YOE4+ MgmtFive+ years in testing leadership with MMIS, cloud tech, and Azure DevOps/Jira/HP ALM; bachelor’s in software engineering or related field; U.S. citizenship not required; remote work available.
Azure DevOps, Jira, HP ALM, Medicaid Management Information System (MMIS)
2w
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Lead Software Development Engineer in Test (SDET)
United States
$125k-$145k/yr RemoteFull Time
5+ YOE5-7 years in software development and testing with automation; Java/C#/Python/JavaScript; experience with test automation tools; knowledge of life insurance domain preferred; Bachelor’s in CS/Engineering.
Tosca Commander, Selenium, JUnit, TestNG, Jenkins, GitLab CI, Azure DevOps, SQL
2w
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Sr. Software Development Engineer Test (Software Development Engineer Test III) - REMOTE
Pittsburgh or United States
$91k-$114k/yr RemoteFull Time
5+ YOE5+ years in software test automation; proficient in Playwright; strong TypeScript/JavaScript/C# or Python; CI/CD experience; API testing; browser automation.
Playwright, Git, SVN, CI/CD, API testing tools, SQL, TypeScript, JavaScript, C#, Python, QTest
1mo
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Technical Development Engineer, Film - M. Holland
United States
$100k-$135k/yr RemoteFull Time
5+ YOE5+ years customer-facing technical experience; polymer testing and extrusion knowledge; home-office role; travel in US/Canada/Mexico; four-year technical degree preferred.
Polymer testing, Extrusion, Microsoft Office, Excel, PowerPoint, Word, TEAMS
3w
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Software Development Engineer in Test II
United States
$95k-$171k/yr RemoteFull Time
2+ YOE2+ years experience; Bachelor's in Computer Science or related field; Python test automation; Full Stack development; experience with Juniper or Cisco routers; BGP and IP routing knowledge.
Python, Full Stack development, Juniper routers, Cisco routers, BGP, IP networking
1w
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Software Development Engineer in Test (100% Remote)
United States
$90k-$100k/yr RemoteFull Time
2+ YOEBachelor's degree or equivalent; 2+ years software development; Java or Python; Appium; AI/ML in testing; automated framework architecture; strong problem-solving; strong communication.
Java, Python, Appium, CI/CD, AI/ML tooling, Cloud
2mo
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Software Development Engineer in Test (SDET)
United States
RemoteFull Time
5+ YOE5+ years in software testing or SDET; strong Python; experience building automated test frameworks; on-prem/air-gapped deployments; Linux, networking, Docker/Kubernetes; CI/CD; multi-OS/hardware; strong debugging.
Python, Docker, Kubernetes, Linux, CI/CD
3w
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Testing and Evaluation Lead (SIE)
United States
$109k-$132k/yr RemoteFull Time
3+ YOEActive U.S. security clearance; Bachelor's in CS/Engineering; 3+ years software/system testing; DoD testing alignment; strong communication and leadership.
Jira, Confluence, Selenium, Zephyr, Python, XML, JSON, Eggplant, Katalon, TestRail, qTest, Microsoft Office, SharePoint
2w
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Software Development Engineer in Test (SDET/Playwright)
United States
$60k-$120k/yr RemoteFull Time
5+ YOE5+ years automated testing experience; strong Playwright knowledge; mentoring automated testers; UI/API testing; CI/CD test strategies.
Playwright, SQL, GQL, CLI, CI/CD, AWS, GCP, Azure, Kubernetes, Docker
2mo
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Software Development Engineer in Test III
United States
$125k-$137k/yr RemoteFull Time
6+ YOE6+ years testing experience; 3+ years as SDET; automation frameworks (Selenium/Appium); CI tools (Jenkins/TravisCI/GitLab); programming/scripting (Go/Java); API/microservices; AI testing tools; mentoring.
Selenium, Appium, Jenkins, TravisCI, GitLab, Go, Java, APIs, microservices, AI tooling
3w
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Software Development Engineer in Test (SDET)
United States
$115k-$135k/yr RemoteFull Time
6+ YOE6+ years of SDET/QA automation experience; strong programming in Java, TypeScript, or JavaScript; expertise with Selenium, Cypress, Appium, TestNG, JUnit, Protractor, or Playwright; REST APIs, microservices, and data integration testing; SQL and data validation; CI/CD tooling (Jenkins, GitHub Actions, CircleCI).
Java, TypeScript, JavaScript, Selenium, Cypress, Appium, TestNG, JUnit, Protractor, Playwright, REST APIs, SQL, Jenkins, GitHub Actions, CircleCI, Postman
3w
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Test Engineer II
United States
$110k-$137k/yr RemoteFull Time
3+ YOEHands-on electronics test engineer with experience in electronics testing, test fixture development, and automation.
PCB design, Test fixtures, Python, LabVIEW, Oscilloscopes, Multimeters, Power supplies, Signal generators, Data acquisition systems
4w
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Senior Software Development Engineer in Test (SDET)
United States
RemoteFull Time
Experience in software testing and QA for enterprise apps; strong automation and programming skills; ability to work remotely.
1mo
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Backend Software Development Engineer III
United States
$1-$100k/yr RemoteFull Time
5+ YOE5+ years software engineering; strong JavaScript/TypeScript; NestJS; REST APIs; event-driven backend; NoSQL (MongoDB); data ingestion at scale; CI/CD; testing.
NestJS, TypeScript, MongoDB, Google Cloud Spanner, REST APIs, CI/CD, Git, Docker, AWS, GCP, Azure
1mo
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Packaging Engineer
Dover, Delaware, United States
OnsiteFull Time
Packaging engineering role in Dover, DE focusing on packaging development, testing, and process improvements.
2w
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Quality Engineering Lead Automation Testing
United States
RemoteFull Time
8+ YOE8+ years automation testing; UI and API; AI/ML tech knowledge; CI/CD with Jenkins; Rally; JMeter/LoadRunner; SQL databases; Agile methodologies; AI tools like Accelq.
Jenkins, Rally, JMeter, LoadRunner, Accelq, SQL databases
1mo
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Lead Software Engineer - Sr. Java/AWS Developer
Wilmington, Delaware, United States
OnsiteFull Time
5+ YOE5+ years software engineering with Java and AWS; design, development, testing, and operations focus
Java, AWS, Docker, Kubernetes, REST, DataDog, Dynatrace, Splunk, CI/CD
3w
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Manufacturing Engineer (Frederica, DE, US, 19946)
Frederica, Delaware, United States
OnsiteFull Time
3+ YOEBachelor’s degree in engineering; 3+ years in manufacturing/electrical/test engineering or related hybrid role; hands-on hardware development and testing; knowledge of DFM/DFMA and test planning.
AutoCAD, SolidWorks, PLC, DAQ, Programming
1mo
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Senior Software Development Engineer (SDET) (US)
United States
RemoteFull Time
7+ YOE7+ years in software quality engineering with strong automation; 4+ years with Typescript, Playwright, Java, and Selenium; leads test strategy across multiple teams; experience with CI/CD and Agile.
Typescript, Playwright, Java, Selenium, CI/CD, DevOps tooling
2mo
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Senior Android Engineer
United States
$215k-$230k/yr RemoteFull Time
8+ YOE8+ years Android app development; Kotlin; Jetpack Compose; MVVM; CI/CD; testing; mentoring.
Kotlin, Android SDK, Jetpack Compose, Coroutines, Flow, Dagger/Hilt, MVVM, CI/CD, Testing, Fastlane, GitHub Actions
9h
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Senior Software Engineer 2, Game Systems
United States
$128k-$204k/yr RemoteFull Time
7+ YOESenior Software Engineer with 7+ years in C++, graphics/engine development; remote collaboration; cross-platform (iOS, Windows, Android, Mac, Apple TV); strong debugging, performance, CI/CD, testing.
C++, GLSL, GLSL ES, MSL, Git, CI/CD, Automated testing
3w
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Senior Django Engineer
United States
$125k-$160k/yr RemoteFull Time
5+ YOE5+ years Python/Django backend API development; PostgreSQL/Redis; AWS; REST APIs; security and testing.
Python, Django, PostgreSQL, Redis, AWS, REST API, Authentication/Authorization, Testing, Docker, CI/CD
4w
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AI Systems Engineer (Agent-Native Development)
United States
RemoteFull Time
Experience building AI-driven production systems; ability to define specifications, validate with acceptance tests, and ship scalable agent-based workflows.
3w
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Backend Engineer (Elixir)
United States or Canada
$167k-$218k/yr RemoteFull Time
5+ YOE5+ years backend engineering with Elixir/TypeScript, API development, test-driven approach, remote-friendly.
Elixir, TypeScript, GraphQL, MongoDB, PostgreSQL, Phoenix
5d
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IronArch Technology - Systems Engineer
United States
$125k-$146k/yr RemoteFull Time
Senior systems engineer/architect with modernization, COTS integration, requirements development, and end-to-end system/network setup, testing, and deployment.
2w
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Front End Developer
United States
$101k-$174k/yr RemoteFull Time
5+ YOE5+ years frontend development; strong JS/HTML/CSS; experience with Vue/React/Angular; REST/GraphQL; AWS; responsive, accessible design; Git; Agile; CI/CD; testing.
JavaScript, TypeScript, HTML, CSS, Vue, React, Angular, Redux, Vuex, React Query, REST API, GraphQL, AWS, Git, Bitbucket, CI/CD, Testing
5d
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Principal Experience Engineer
Canada or United States
RemoteFull Time
8+ YOE8+ years frontend engineering, experience across multiple teams, with UI/UX guidance, automated testing, and AI-assisted development.
React, Vue, Angular, Microsoft Copilot, GitHub Copilot, ChatGPT, LogRocket, Heap, Datadog, Sentry
1mo
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Senior Software Engineer (Measurement)
United States
$125k-$135k/yr RemoteFull Time
5+ YOE5–8+ years of professional software engineering; strong full-stack; production systems; cloud (AWS); CI/CD; testing; collaborative team player.
AWS, Ruby on Rails, CI/CD, Automated Testing, Workflow Automation
1w
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Software Test Engineer
United States
$75k-$131k/yr RemoteFull Time
3+ YOEActive Secret clearance; BS in CS/Software Engineering/Information Systems; 3+ years software testing; automated testing; CI/CD; Agile; test management; security testing.
Selenium, JUnit, PyTest, Jenkins, Git
1mo
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Fullstack Engineer (Marketing)
San Jose or United States or Canada or Hong Kong
$115k-$145k/yr RemoteFull Time
TypeScript, React, Next.js; full-stack capabilities; CMS like Sanity/Contentful; testing and observability; collaboration with non-engineering teams; localization and privacy knowledge a plus.
TypeScript, React, Next.js, CMS (Sanity/Contentful), APIs, Analytics, Testing, Observability
2w
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Senior Staff Quality Engineer
United States
$140k-$175k/yr RemoteFull Time
8+ YOE8+ years in Quality Engineering or Software Development in Test; automation framework design; Java; CI/CD; cloud testing; Docker/Kubernetes; strong leadership.
Playwright, Selenium, REST Assured, Java, GitLab, Jenkins, AWS, GCP, Docker, Kubernetes
3w
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Principal Python Engineer
United States
RemoteFull Time
Senior Python engineer; design/own backend services, APIs; strong unit testing; DevOps practices; AI-enabled development.
Python, FastAPI, Temporal, Postgres, Docker, Kubernetes, Pulumi, Vue.js, SQL, Unit testing, CI/CD
HiringCafe market data
Development Testing Engineer Jobs market signals in Delaware, United States
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
430+
Hiring companies
310+
Fresh sample
60% new in 30d
Salary visibility
75% show pay
Companies appearing in this market
JPMorgan ChaseUnitedHealth GroupWeightWatchersWEXCVS HealthAccelintAkamaiApplied Systems
Work location mix in visible results
Remote: 59Onsite: 6
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