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204 api testing jobs at 134 companies in Fairfield, CT

1w
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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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3mo
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Senior API Integration Quality Engineer – Healthcare
Bloomfield or Franklin
$53k-$93k/yr OnsiteFull Time
Cognizant
CognizantNasdaq: CTSH: Provides global information technology and business process outsourcing services.
5+ YOE5+ years in end-to-end or integration quality engineering; strong API testing; HL7 FHIR expertise; Jira; Agile/SAFe; REST APIs in complex integrations.
Postman, Jira, Playwright, CI/CD
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3w
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Testing and Automation Engineer
Shelton, Connecticut, United States
$103k-$128k/yr OnsiteFull Time
Subway
Subway: Operates a global chain of quick-service sandwich restaurants.
3+ YOE3+ years testing/quality engineering experience; proficiency in test automation (UI/API/backend), performance testing, AI-assisted testing, CI/CD, and basic scripting in Java/JavaScript/Python/C#.
JMeter, Gatling, k6, Locust, Selenium, Cypress, Playwright, REST-assured, Postman, Java, JavaScript, Python, C#, CI/CD
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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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3w
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Sr Product Delivery Associate, User Acceptance Testing Lead
New York, New York, United States
$91k-$140k/yr OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
3+ YOE3+ years automation and QA experience with Java; strong knowledge of Selenium, Appium, Cucumber; experience with API test automation and databases; familiarity with Agile and defect tracking tools.
Selenium, Cucumber, Appium, Java, JUnit, JavaScript, Oracle, MySQL, SQL Server, DB2, Rest Assured, SoapUI, Postman, Jira, HP ALM / QC
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1mo
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Applied AI Scientist, Clinical AI Agents
New York, New York, United States
$140k-$300k/yr HybridFull Time
R1 RCM
R1 RCM: Revenue cycle management and healthcare financial automation provider.
4+ YOE4+ years software/ML engineering or applied AI; proficient in Python; production systems with APIs, async workflows, testing, logging; experience turning messy real-world workflows into AI problems; built evaluation/benchmark tooling; thrives in ambiguous, high-stakes domains.
Python, APIs, Async workflows, Testing, Logging, Observability, LLMs, Agents, RAG, Tool calling, Structured outputs, Evaluation systems
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1mo
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Technical Pre-Sale & Product Specialist (Capital Markets Technology) (Remote)
United States or New York or London or Singapore or Tokyo
RemoteFull Time
Esprow
Esprow: Automated testing and compliance platform for global financial markets.
Bachelor's degree in a technical field, strong technical aptitude with understanding of software fundamentals, APIs, networking, and ability to present and communicate complex technical topics to clients.
Esprow Enterprise Testing Platform (ETP), APIs, REST, databases, testing tools, automation frameworks, TCP/IP
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2mo
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Delivery Excellence - Tech Enablement - Senior Developer - Manager
New York or Tampa or Atlanta or Chicago or Washington or Dallas or Los Angeles or Miami or Boston or San Diego or San Francisco or Silicon Valley or Philadelphia or Seattle
$99k-$232k/yr OnsiteFull Time
PwC
PwC: Providing audit, tax, and management consulting services to businesses.
4+ YOE2+ MgmtBachelor's degree; 4+ years in software engineering; strong Java, Python, C++, and JavaScript; experience leading teams; API management; CI/CD; ATDD a plus.
Java, Python, C++, JavaScript, APIs, CI/CD, Application frameworks, Software testing
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2mo
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ETL QA Engineer
New York City, New York, United States
$70k-$120k/yr HybridFull Time
Mobility Global
Mobility GlobalNYSE: MBGL: Provider of critical automotive intelligence and lifecycle data solutions.
4+ YOE4+ years Quality Engineering with ETL data testing, API testing, and data validation; experience with cloud (GCP), relational/non-relational DBs, and Agile; strong problem solving and communication.
GCP, SQL, NoSQL, REST, API testing, CI/CD, Jira or Azure DevOps, Test automation, Data quality tooling
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2d
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QA Test Automation Engineer
New York, New York, United States
$90k-$101k/yr OnsiteFull Time
Capgemini
CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.
7+ YOEBachelor's in CS/Engineering/IS,7+ years in test automation/quality engineering, expertise in automation frameworks, API/integration testing, AI-assisted testing, Agile/DevOps experience.
Selenium, Playwright, Web driver IO, Java, Python, Cursor, Claude, Code, GitHub Copilot, Chat GPT Enterprise, CICD
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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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5h
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Senior Software Development Engineer Test (SDET)
San Francisco or New York City
$175k-$205k/yr OnsiteFull Time
Forge Global
Forge GlobalNYSE: FRGE: Marketplace for trading private shares and pre-IPO stock.
5+ YOE5+ years software testing experience in fintech or trading, test automation (UI/API), CI/CD, familiarity with AI testing approaches, strong communication and problem-solving skills.
Playwright, Cypress, Selenium, K6, CI/CD Pipelines
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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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Quality Engineer | Careers - Dassault Systèmes
Shelton, Connecticut, United States
$110k-$140k/yr OnsiteFull Time
Dassault Systèmes
Dassault SystèmesEuronext Paris: DSY: Develops 3D design and product lifecycle management software.
4+ YOE4+ years software QA experience with enterprise products, bachelor's in CS or related, expertise in AI/LLM validation, automation (JavaScript/Python), API and test design.
JavaScript, Python, SQL, REST APIs, JSON, OpenAI APIs, Azure OpenAI, LangChain, LangGraph, Selenium, SAHI, CI/CD, API Testing, Log Analysis
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4w
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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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Middle Office Software Developer
Norwalk or Rowayton
$115k-$200k/yr OnsiteFull Time
Graham Capital Management
Graham Capital Management: Manages alternative investment funds using quantitative and discretionary macro strategies.
5+ YOEBachelor's in computer science, 5+ years software development in financial services, experience with C#, Windows and web frameworks, SQL Server, messaging/SOA/APIs, Agile and unit/integration testing.
C#, Windows Forms, WPF, ASP.NET MVC, Angular, JavaScript, Web API, SQL Server, MOM, SOA, APIs, Agile, Coding agents and AI-assisted development tools
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1w
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Senior Business Analyst
New York, New York, United States
$100k-$125k/yr HybridFull Time
Columbus Blue Jackets
Columbus Blue Jackets: Professional ice hockey team competing in the National Hockey League.
6+ YOE6+ years experience, bachelor’s degree preferred, strong communication and data analysis skills, proficient with PowerPoint/Excel/Word, Visio, SQL knowledge and APIs preferred, project and testing experience.
Microsoft PowerPoint, Microsoft Excel, Microsoft Word, Microsoft Project, Visio, SQL, APIs
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6d
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Python Developer with Risk Modelling
New York City, New York, United States
OnsiteContract
Delan Associates
Delan Associates: Provides engineering and professional services to government agencies.
Convert Excel business logic to Python, strong knowledge of CCAR/scenario stress testing, balance sheet and liquidity modeling, IRR analytics, and develop REST APIs to interface with scenario engines.
Python, Microsoft Excel, REST API
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1mo
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Business Systems Analyst
Orange, Connecticut, United States
$70k-$75k/yr HybridFull Time
The Family Security Plan
The Family Security Plan: Provides supplemental insurance products to credit union members.
4+ YOEAssociate's degree + 4+ years SQL/database experience or Bachelor's in IT; experience with SQL Server/MySQL/Oracle, SSIS, CRM/ERP, API integrations, testing, documentation, and strong analytical and communication skills.
Microsoft SQL Server, MySQL, Oracle, SSIS, SQL, CRM, ERP, API, UML
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1mo
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Workday Integration Lead - AMS
Chicago or New York City
$135k-$165k/yr RemoteFull Time
Huron
HuronNasdaq: HURN: Professional services firm providing management consulting and digital transformation.
3+ YOE3+ years Workday technical experience with hands-on ownership of integrations; deep Workday Studio expertise, EIBs/Core Connectors/APIs, technical design, testing, troubleshooting, and Excel proficiency; Bachelor’s degree or equivalent.
Workday Studio, EIBs, Core Connectors, APIs, BIRT, Microsoft Excel, Workday
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