70 rest api jobs at 35 companies in Hamden, CT

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Third Party API - Technical Lead
Hartford or Columbus or Charlotte or Chicago
$135k-$203k/yr HybridFull Time
The Hartford
The HartfordNYSE: HIG: Provides business and personal insurance, group benefits, and investments.
8+ YOE8+ years software engineering/integration/API experience, 3+ years as a technical lead/product owner, RESTful API design, API gateways and security (OAuth, JWT, mTLS), cloud (AWS preferred), SAFe Agile, AI familiarity, strong communication, US work authorization required.
API gateways, OAuth, JWT, mTLS, AWS, SAFe Agile, AI
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Senior API Integration Quality Engineer – Healthcare
Bloomfield or Franklin
$53k-$93k/yr OnsiteFull Time
Cognizant
CognizantNASDAQ: CTSH: Provides IT consulting and technology services to global enterprises.
5+ YOE5+ years in end-to-end or integration quality engineering; strong API testing with Postman; HL7 FHIR expertise; REST API testing; Jira; Agile/SAFe.
Postman, Jira, HL7 FHIR, REST API, Playwright, CI/CD
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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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Ivalua Technical Lead
Houston or Milwaukee or Dallas or Columbus or Cincinnati or New York City or Austin or Cleveland or Oklahoma City or Albany or Chicago or St. Petersburg or Hartford or St. Louis or Sacramento or Raleigh or Minneapolis or Mountain View or Denver or Boston or Philadelphia or Des Moines or Overland Park or Walnut Creek or Charlotte or Seattle or Carmel or Atlanta or Arlington or Bentonville or Nashville
$63k-$219k/yr OnsiteFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
5+ YOE5+ Mgmt5+ years leading Ivalua technical implementation teams, 3+ years building REST/SOAP API integrations, Ivalua certified, knowledge of SAP/PeopleSoft/Deltek, bachelor’s degree or equivalent.
Ivalua, REST, SOAP, SAP, PeopleSoft, Deltek, API
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Product Software Engineer II
Bristol or Glendale
$118k-$158k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces movies, operates theme parks, and provides streaming services.
3+ YOE3+ years backend or full-stack web applications; strong Java/Java EE/JVM; REST APIs; NoSQL; agile; collaboration.
Java, REST, NoSQL, AWS
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Product Software Engineer II
Bristol or Glendale
$118k-$158k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces media content and operates global theme parks.
3+ YOE3+ years of backend or full-stack development, Java/JVM, REST APIs, NoSQL data stores, agile environment, scalable secure systems.
Java, REST, NoSQL, AWS, CI/CD
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
6d
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Senior Manager, Backend Services
New York City or Los Angeles or Chicago or Stamford or California or Connecticut or Florida or Georgia or Illinois or Indiana or Maryland or Massachusetts or Michigan or Minnesota or Nevada or New Hampshire or New Jersey or New York or North Carolina or Oregon or South Carolina or South Dakota or Texas or West Virginia or Wisconsin or Wyoming
$179k-$210k/yr HybridFull Time
A+E Global Media
A+E Global Media: Operates global media brands and produces original multi-platform content.
7+ YOE2+ Mgmt7+ years backend engineering, 2+ years engineering management, GraphQL and REST API design, Node.js and cloud-native experience, CI/CD, Docker/Kubernetes, strong communication and leadership.
GraphQL, Apollo, Hasura, REST, Node.js, AWS, GCP, Azure, CI/CD, Docker, Kubernetes, Pulumi, SQL, NoSQL, GitHub Copilot, Claude Code, Stripe, PayPal, Recurly, Auth0, Cognito, LoginRadius, Kafka, SNS, SQS
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C# .NET Developer
East Haven, Connecticut, United States
OnsiteFull Time
Town Fair Tire
Town Fair Tire: Retailer of brand-name tires and automotive wheel services.
2+ YOE.NET Framework/.NET Core and C# experience, Blazor, SQL Server (2016+), REST/SOAP, Visual Studio, Git, HTML/CSS/JavaScript, web API development, Agile experience.
.NET Framework, .NET Core, Blazor, C#, SQL Server 2016, ASP.NET, ADO.NET, REST, SOAP, Visual Studio, Git, HTML, CSS, JavaScript, JSON, AJAX, Wrike, Jira, bash, PowerShell, cmd
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Agentic Solutions Engineer
Shelton, Connecticut, United States
HybridFull Time
BMG360
BMG360: Performance-focused marketing agency driving client growth.
3+ YOE3+ years backend/full-stack engineering with expert Python and strong TypeScript/React skills; experience building REST/GraphQL APIs, Django/DRF, Celery/Temporal, PostgreSQL, MCP protocol familiarity, and cloud (AWS/GCP).
Model Context Protocol (MCP), REST, GraphQL, Python, TypeScript, JavaScript, Django, Django REST Framework (DRF), React, React-Admin, FastAPI, Celery, Temporal, Pydantic, httpx, pytest, Node.js, PostgreSQL, Snowflake, WebSockets, SSE, OAuth2, JWT, OpenAPI, Swagger, Redoc, AWS, GCP, Lambda, Cloud Run, S3, GCS, Docker, GitHub Actions, Flowise, LangChain, Claude, Anthropic, GA4, Meta, Google
3mo
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Junior Software Engineer - Automation & Integration
Ridgefield, Connecticut, United States
OnsiteFull Time
Fletcher Development
Fletcher Development: Builds luxury custom homes and provides residential estate management services.
Backend development in .NET (C#) and Python; REST APIs; databases; payments security; AI tooling.
.NET (C#), Python, REST APIs, PostgreSQL, SQL Server, Stripe, QuickBooks API, OneSignal, Twilio, SendGrid, Copilot
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Quality Assurance Engineer
Shelton or Indiana or Ohio or Louisiana or Iowa or New Hampshire or Delaware or North Carolina or Utah or Montana or Oklahoma or Virginia or Arkansas or Alabama or Missouri or Pittsburgh or Nevada or San Antonio or Tampa or St. Petersburg or Mississippi or Orlando or Tennessee or New Mexico or Kansas or Maitland or Phoenix or Idaho or West Virginia or Gilbert or Maine or Pennsylvania or Nebraska or Sunrise or Port St. Lucie or South Carolina or Georgia or Wisconsin or Texas or Dallas or Florida or Connecticut or Arizona or Kentucky
HybridFull Time
HealthPlanOne
HealthPlanOne: Digital marketplace for health insurance and Medicare plans.
3+ YOEBachelor's in Computer Science or related, 3+ years QA experience, strong QA methodologies, test plan and case creation, test management tools (Jira/Bugzilla), automation (Mabl), SOAP/REST API knowledge, SQL, HTML, JavaScript.
Jira, Bugzilla, Mabl, SQL, SOAP, REST, HTML, JavaScript, Scrum, Kanban
2mo
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Senior Integration Engineer
United States or Purchase
$110k-$120k/yr RemoteFull Time
Quorum Federal Credit Union
Quorum Federal Credit Union: Member-owned organization providing online banking and consumer loan services.
5+ YOE5+ years software engineering with a focus on integrations and API development; .NET/C#; REST APIs; experience with iPaaS; Azure; security concepts like OAuth/TLS.
.NET/C#, Azure, FlowGear, MuleSoft, Boomi, Azure Logic Apps, REST APIs
2mo
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AD, IT Application Architect - Digital Patient Services (Ridgefield, CT, United States, Connecticut)
Ridgefield, Connecticut, United States
$170k-$269k/yr HybridFull Time
Boehringer Ingelheim
Boehringer Ingelheim: Researches and develops pharmaceutical products for humans and animals.
7+ YOEIT application architect with cloud, API, and data architecture experience; 4+ years IT, 7+ years in architecture; healthcare/pharma experience preferred.
Cloud platforms, APIs, Mulesoft, Axway, REST, SOAP, MDM, HIPAA, GDPR
1w
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Business Process Analyst, UiPath Developer - Associate/ Assistant Vice President
Greenwich or New York City
$100k-$150k/yr HybridFull Time
iCapital
iCapital: A global fintech platform for alternative investment marketplace access.
3+ YOEBachelor's degree and 3+ years in business process analysis or RPA development with UiPath, REFramework, SQL, API integrations, Python or .NET, enterprise platform exposure, and strong communication skills.
UiPath Studio, UiPath Orchestrator, UiPath Assistant, REFramework, SAP, Salesforce, ServiceNow, SQL, Excel, API, Python, VB.NET, C#, Git, Docker, JIRA, Confluence, REST, SOAP, Postman, Microsoft Power Platform, UiPath Process Mining, Celonis, AWS
2mo
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Technical Partner Manager
Chicago or Denver or Greenwich
$115k-$130k/yr HybridFull Time
EverPass Media
EverPass Media: Provides live sports streaming for commercial businesses.
4+ YOE4–7 years in technical partner management or related roles; experience with developer programs and API ecosystems; strong cross-functional leadership; able to manage legal, marketing, and product stakeholders.
APIs, REST, OAuth, SDKs
2mo
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Sr. Software Engineer
Milford or Cocoa Beach or Orlando or Sioux Falls or Orlando or Jacksonville or Columbus or York Haven or Birmingham or Augusta or Nashville or Houston or Dallas or Albuquerque or Columbia or Milwaukee or McAllen or El Paso or San Antonio or Salt Lake City or Charlotte or Phoenix or Sunrise or Louisville or Sunrise
$150k-$175k/yr OnsiteFull Time
BeneLynk
BeneLynk: Provides social care advocacy and government benefit enrollment assistance.
8+ YOE8+ years software development; strong in C#/.NET; REST APIs; Azure; scalable SaaS; distributed teams; healthcare/regulatory context.
C#, NET, REST APIs, Azure, SQL, SaaS
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Software Engineer II
Greenwich, Connecticut, United States
HybridFull Time
Interactive Brokers
Interactive BrokersNASDAQ: IBKR: Automated global electronic brokerage and trading services provider.
Experienced full-stack Java developer with Vert.x, Vue.js, Oracle SQL and RESTful API experience; familiarity with front-end technologies, CI/CD, and financial services systems.
Java, Vert.x, Vue.js, JavaScript, HTML5, CSS3, Oracle SQL, Perl, Python, RESTful API
3mo
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Principal Software Engineer, Senior Architect
Purchase or O'Fallon or New York City
OnsiteFull Time
Mastercard
MastercardNYSE: MA: Global payment processing and financial technology service provider.
10+ YOESenior Principal Architect with enterprise-scale data architecture, cloud, SaaS integrations; strong leadership; Java, REST APIs, Kubernetes, AWS/Azure; Bachelor's in CS or Engineering.
Java, REST APIs, Middleware, AWS, Azure, Databricks, Docker, Kubernetes, Cloudera, Spark
2w
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Senior Java Fullstack Engineer with Azure
Lafayette or Bloomfield or Raleigh or Dallas or Austin
$81k-$141k/yr HybridFull Time
CGI
CGINYSE: GIB: Provides information technology and business consulting services.
8+ YOE8+ years Java full‑stack experience with Azure, microservices, REST APIs, Spring Boot, Docker/AKS, CI/CD, and RDBMS/NoSQL; bachelor’s degree preferred.
Azure, RESTful (Rest-APIs), Java, Java 8, Spring Boot, Camel, Fuse, Docker, Azure Kubernetes Service (AKS), RDBMS, NoSQL, git, CI/CD, Openshift, Spring, Spring Batch