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185 api test engineer jobs at 122 companies in Clifton, NJ

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Test Engineer AVP
Whippany, New Jersey, United States
$190k-$195k/yr OnsiteFull Time
Barclays
BarclaysLondon Stock Exchange: BARC: Global bank providing retail, corporate, and investment financial services.
Design and execute automated test strategies for web, API, middleware and infra migrations using automation frameworks; strong knowledge of authentication, security, monitoring, and CI/CD integration.
Selenium, Playwright, Rest Assured, Java, Maven, Node.js, Kibana, Splunk, TeaLeaf, AppDynamics, Groovy, Jenkins, Chef, Docker, TWS, AMQ, Kafka, Ab Initio, TSYS, Oracle 19c, Tomcat, AEM
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1d
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Sr Java API Developer - New York
New York, New York, United States
$40k-$140k/yr OnsiteFull Time
Photon: A technology employer building secure, scalable, and maintainable backend and API solutions.
5+ YOE5+ years Java backend experience, proficiency with Java 11/17, Spring ecosystem, RESTful APIs, relational and NoSQL databases, API security, CI/CD, and testing frameworks.
Java 11, Java 17, Spring Boot, Spring MVC, Spring Data JPA, Spring Security, Hibernate, REST, OpenAPI/Swagger, JSON, GraphQL, PostgreSQL, MySQL, Oracle, MongoDB, Cassandra, Apache Kafka, RabbitMQ, Maven, Gradle, JUnit, Mockito, REST Assured, Jenkins, GitHub Actions, GitLab CI, Microsoft Azure DevOps, Docker, Kubernetes, Git, Redis, Hazelcast, Prometheus, Grafana, ELK Stack, Splunk
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1w
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Blockchain Lead Test Engineer
Tampa or Jersey City or Dallas or Boston or Coppell
$75k-$150k/yr HybridFull Time
DTCC
DTCC: Provides post-trade infrastructure for the global financial services industry
5+ YOE5+ years in QA/quality engineering for enterprise software, experience testing blockchain and distributed-ledger platforms, strong manual and automated testing skills, test framework development, API and web app testing, CI/CD experience.
Playwright, Selenium, Cypress, Postman, Hyperledger Besu, CI/CD, REST
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1mo
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Senior Security Test Engineer
Holmdel, New Jersey, United States
$155k-$160k/yr HybridFull Time
Index Engines
Index Engines: Software for detecting ransomware and recovering corrupted data.
7+ YOE7+ years in security testing/security engineering at a product company; experience with DAST/SCA/API testing, vulnerability analysis, secure SDLC, Linux troubleshooting, Bash/Python scripting, and writing security reports; Bachelor’s in CS/IT required.
DAST, SCA, API, Tenable Nessus, JFrog, OWASP ZAP, Linux, Bash, Python, C, C++, Jira, Confluence, Xray, VMware, Hyper-V, CVE
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1d
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Automation Test Engineer II
Parsippany or Conshohocken or Alpharetta or Wilkes Barre
$56k-$130k/yr HybridFull Time
Berkshire Hathaway GUARD Insurance Companies
Berkshire Hathaway GUARD Insurance CompaniesNYSE: BRK.B: Provider of commercial property and casualty insurance products.
3+ YOE3+ years test automation experience, proficiency with Tricentis Tosca/Selenium/Playwright/Cypress, API and SQL testing, CI/CD and Azure DevOps experience, bachelor's in CS/Engineering, strong communication and leadership skills.
Tricentis Tosca, Selenium, Playwright, Cypress, SQL, Postman, REST Assured, Jenkins, GitHub Actions, Azure DevOps
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1mo
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Sr Test Engineer - Automation
Hyderabad or Boston or New York City or United States or Canada or Mexico or North America
OnsiteFull Time
Clean Harbors
Clean HarborsNYSE: CLH: Provides hazardous waste management and industrial cleaning services.
6+ YOE6+ years testing experience with strong manual testing skills; automation exposure with Selenium/Playwright/Appium, Java/TypeScript; experience with JIRA/Azure DevOps, SQL, API testing, CI/CD awareness.
JIRA, Azure DevOps, SQL, Selenium, Playwright, Appium, Java, TypeScript, Postman, Jenkins, Git
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2w
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Test Automation Engineer(Web)
Alexandria or Aberdeen or Picatinny
HybridFull Time
Research Innovations
Research Innovations: Provides software and cybersecurity solutions for national defense agencies.
3+ YOE3+ years test automation experience building automated test suites for web apps and APIs; experience with Selenium/Cypress, CI/CD, Docker/Kubernetes; programming in Java or JavaScript; secret clearance required.
Selenium, Cypress, TestNG, GitLab, JIRA, Docker, Kubernetes, Java, JavaScript, Cucumber, Gherkin, Git, Postman, REST Assured, SoapUI, Maven, Gradle, NPM, JMeter, SQL
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3w
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Staff Software Engineer in Test
Budapest or New York City or Washington or Vancouver or London or Galway or Munich or Bengaluru or Singapore or Sydney
HybridFull Time
Diligent
Diligent: Provides software for corporate governance, risk, and compliance management.
5+ YOE5+ years in test engineering, strong TypeScript and Playwright experience, API/backend testing, CI/CD (GitHub Actions), AWS/serverless and DevOps familiarity, LLM/AI testing knowledge, strong communication and mentoring skills.
TypeScript, Playwright, AWS CDK, AWS serverless services, GitHub Actions, .NET, Angular, Docker, LLMs
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1mo
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Software Engineer | API
New York, New York, United States
$144k-$172k/yr HybridFull Time
DeepL
DeepL: AI-powered language translation and writing assistance platform.
Strong backend fundamentals and API experience; proficiency in Go, Python, Java, or C#; comfortable with React/TypeScript; experience building SDKs, writing tests, and improving developer experience.
Go, Python, Java, C#, React, TypeScript, GitHub Copilot, Claude, NVIDIA DGX SuperPODs, Jira
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1w
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Senior QA Automation Engineer – API Automation & Performance Testing
Parsippany, New Jersey, United States
$53k-$93k/yr HybridFull Time
Cognizant
CognizantNASDAQ: CTSH: Provides IT consulting and technology services to global enterprises.
Design and implement API automation and performance test strategies; experience with API testing, performance testing, test frameworks, Azure DevOps, Java, and mentoring peers.
Postman, REST Assured, JSON, Azure DevOps, JMeter, K6, Java, Ready API, SOAP UI, Playwright, Selenium, Grafana, Dynatrace
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2mo
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Software Development Engineer in Test (SDET)
New York City, New York, United States
$90k-$120k/yr OnsiteFull Time
MetTel
MetTel: Providing managed network, mobility, and cloud communications for enterprises.
5+ YOE5 years QA experience in Agile; Bachelor's in IS/CS/CE or related field; strong QA testing, automation (Selenium), and API/performance testing; programming knowledge; CI/CD familiarity; good communication.
Selenium, CI/CD, TeamCity, Jenkins, Git, .NET, React, Spring, Angular, Django
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19h
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Principal Software Engineer - API Marketplace
Seattle or Jersey City or Wilmington
$233k-$325k/yr OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
7+ YOE7+ years software engineering experience; Java 8+, REST microservices, cloud-native (AWS/GCP), EM/LLM familiarity, system design, testing, and operational stability; strong communication and leadership skills.
Java 8+, REST, Sprint Boot, AWS, GCP, GenAI/LLM, GraphQL, MCP
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3mo
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Software Engineer - Product Test Frameworks - .NET/TestStand
United States or India or Carlsbad or Tempe or Duluth or Hyderabad or Remote - Georgia or Remote - California or Remote - Arizona or Carlsbad or Tempe
$141k-$222k/yr RemoteFull Time
Viasat
ViasatNASDAQ: VSAT: Provider of global satellite-based connectivity and secure communication solutions.
5+ YOEBS in Electrical Engineering or CS, 5+ yrs systems/test, TS/C#/Python, test automation, APIs, travel up to 10%.
TestStand, C#, Python, LabVIEW
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3w
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Principal Software Engineer: Distributed Systems (Config, Test, & Deployment)
Austin or New York City or San Francisco or Washington
$200k-$288k/yr HybridFull Time
Cloudflare
CloudflareNYSE: NET: Provides security and performance services for internet properties.
10+ YOE10+ years software engineering experience, technical leadership across orgs, expertise in distributed systems, strong typed language mastery, API design, experience with LLMs, Kubernetes, RocksDB and large-scale systems.
Kubernetes, RocksDB, LLMs, Prodspec and Annealing
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1w
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Technology, Software Development Engineer in Test (SDET), Vice President
Chicago or Miami or New York City or San Francisco
$110k-$140k/yr OnsiteFull Time
BTIG
BTIG: Provides global institutional trading and investment banking services.
3+ YOE3+ years SDET experience, strong Playwright and TypeScript skills, CI/CD integration, API testing, AI-assisted tooling and agent architecture familiarity.
Playwright, TypeScript, OpenCode, Claude Code, Codex, GitHub Actions, Jenkins, OpenAPI, REST
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1mo
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Senior Quality Assurance and Test Automation Engineer
Berkeley Heights or Alpharetta or New York or United States
$100k-$166k/yr OnsiteFull Time
Fiserv
FiservNew York Stock Exchange: FI: Provides financial technology and payment processing services to institutions.
8+ YOE8+ years QA and test automation experience for high-volume platforms; 6+ years building frameworks in Python/Java/C#; experience with Selenium/Cypress/Playwright/TestNG/JMeter/UFT; API (REST/JSON) testing; CI/CD integration; Bachelor's degree or equivalent; must have unrestricted U.S. work authorization.
Python, Java, C#, Selenium WebDriver, Cypress, Playwright, TestNG, Tricentis Tosca, JMeter, QTP, Unified Functional Testing (UFT), REST, JSON, TCP, HTTP, GitHub, GitLab, Jenkins, Jira, qTest, Zephyr, TestRail, Prometheus, Grafana
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2d
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Senior QA Automation Engineer – API Automation & Performance Testing
Parsippany, New Jersey, United States
$53k-$93k/yr HybridFull Time
Cognizant
CognizantNasdaq: CTSH: Provides global information technology and business process outsourcing services.
Strong QA automation experience with API and performance testing using Postman, REST Assured, JMeter/K6; Java and JSON proficiency; Azure DevOps experience; SAFe Agile experience; strong communication and analytical skills.
Postman, REST Assured, JSON, REST APIs, Microsoft Azure DevOps, JMeter, K6, Java, Ready API, SOAP UI, Playwright, Selenium, Grafana, Dynatrace
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1mo
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Senior Software Development Engineer in Test (SDET) - Ecommerce - Brazil (Remote)
São Paulo or New York City
RemoteFull Time
Truelogic
TruelogicNASDAQ: STGW: Provides nearshore software development and IT staff augmentation services.
5+ YOE5+ years SDET/QA automation experience, strong JavaScript/TypeScript skills, hands-on with Playwright/Appium/WebdriverIO or similar, web/mobile/API test automation, CI/CD integration, mobile iOS/Android testing, strong debugging and English communication.
JavaScript, TypeScript, Playwright, Appium, WebdriverIO, BrowserStack, LambdaTest, GitHub Actions, Jenkins, CircleCI, React, Mocha, Allure, ReportPortal, Cypress, AWS, Docker, GCP, Heroku
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3mo
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Lead QA Engineer
Stamford or Irving
$86k-$118k/yr HybridFull Time
Gartner
GartnerNYSE: IT: Provides research and advisory services for business leaders.
7+ YOE3+ MgmtLead QA role with 7+ years in QA, hands-on automation, Selenium/WebDriver, REST API, AI initiatives, SaaS testing, and team leadership.
Selenium, WebDriver, REST API, Appium, Test Automation Framework
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3w
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Staff Quality Assurance Engineer
Hoboken, New Jersey, United States
$130k-$150k/yr HybridFull Time
Pearson
PearsonLondon Stock Exchange: PSON: Provide educational materials, assessments, and digital learning services globally.
8+ YOE8+ years in quality engineering; hands-on testing of AI/LLM systems; automation with Playwright or similar; proficiency in JavaScript/TypeScript or Java; API testing, CI/CD integration; experience leading QE teams.
Playwright, JavaScript, TypeScript, Java, RAGAS, Cursor, Copilot, AWS, CI/CD
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