151 senior software developer java jobs at 49 companies in Connecticut
17h
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Senior Java Software Engineer – Legacy Modernization
Missouri or South Carolina or Georgia or Florida or South Dakota or Minnesota or Tennessee or Illinois or Ohio or Texas or Montana or Iowa or New York or North Carolina or Idaho or Virginia or North Dakota or Alaska or Alabama or Arkansas or Colorado or Michigan or Oklahoma or Oregon or Pennsylvania or Utah or Indiana or Arizona or Kentucky or Washington or Mississippi or Puerto Rico or Massachusetts or Maryland or Delaware or Kansas or Louisiana or Vermont or Nebraska or Wisconsin or New Mexico or Nevada or California or New Jersey or Connecticut or West Virginia or Guam or District of Columbia or Rhode Island or Maine or New Hampshire or Wyoming
$117k-$219k/yr HybridFull Time
7+ YOE7+ years Java development experience; familiarity with Spring Framework, Guava, Apache Commons, Guice, JPA, EMF; SQL/ORM/relational databases; CI/CD tools (Git,Maven,Gradle,Docker,Jenkins,Jira); test-driven development; bachelor’s preferred; must be authorized to work in the U.S.
Java, Spring Framework, Guava, Apache Commons, Guice, JPA, EMF, SQL, Git, Maven, Gradle, Docker, Jenkins, Jira, ANTLR, XText, Kubernetes, MVS, COBOL, JCL
1mo
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Senior Software Engineer, Java - Content Team
California or Colorado or Connecticut or Florida or Georgia or Illinois or Kansas or Massachusetts or Maryland or Maine or New Jersey or North Carolina or New York or Oregon or Tennessee or Texas or Virginia or Washington or Austin or Tampa
$160k-$200k/yr HybridFull Time
10+ YOE10+ years Java development, strong Kotlin expertise, 4+ years building scalable systems, OOP/design skills, API/REST and relational DB experience, Redis and caching knowledge, Python familiarity, and experience leveraging AI tooling.
Java, Kotlin, Python, C++, Golang, Postgres, AWS, Redis, Jersey, Spring
1mo
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Senior Java Software Engineer -Aerospace Systems
East Hartford or United States
RemoteFull Time
3+ YOE3+ years experience with Java and Python, embedded/real-time systems, knowledge of DO-330 and DO-178C, Git and Linux experience, strong communication, and U.S. citizenship required.
Java, Python, Git, Linux, DO-178C, DO-330
1d
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Senior Software Development Engineer (Java, Nest, React)
Texas or North Carolina or Scottsdale or Florida or Illinois or Hartford
$83k-$204k/yr RemoteFull Time
5+ YOE5+ years software development experience; strong backend and API development using Java Spring Boot, Node.js, GraphQL; Kubernetes, observability, API design, and cloud-native experience; GCP preferred; bachelor's degree preferred.
Java Spring Boot, Node.js, GraphQL, Kubernetes, Gradle, NestJS, GitHub Actions, Google Cloud Platform (GCP), GitHub Copilot, Claude Code, Cursor, Model Context Protocol (MCP), React, GitHub
1mo
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Senior Software Engineer
Bristol or Burbank or Glendale
$142k-$190k/yr OnsiteFull Time
5+ YOE5+ years web/software engineering; mastery of HA Proxy, NGINX, Apache; extensive NodeJS and/or Java/Kotlin experience; AWS EC2, Fargate, Cloudfront; frontend web development; BS in Computer Science or equivalent.
HA Proxy, NGINX, Apache, NodeJS, Java, Kotlin, AWS EC2, Fargate, Cloudfront, JavaScript, TypeScript, React Native
1mo
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Senior Software Developer - Client Tax
Greenwich, Connecticut, United States
HybridFull Time
Strong database and data modeling experience; Java, Spring, and REST API development; experience with Oracle and XML; ability to extract technical specs from business requirements and lead complex software projects.
Java, Spring, REST APIs, Oracle, XML
1mo
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Senior Software Engineer
San Francisco or Knoxville or New York City or Arizona or California or Colorado or Connecticut or Florida or Georgia or Illinois or Louisiana or Massachusetts or Minnesota or North Carolina or New Jersey or Nevada or New York or Ohio or Pennsylvania or South Carolina or Tennessee or Texas or Washington or Virginia or District of Columbia
$150k-$224k/yr RemoteFull Time
5+ YOE5+ years backend development with Java and Spring Boot, experience with AWS, Docker, Kubernetes, CI/CD, TDD/JUnit, REST/microservices, observability (Datadog, CloudWatch, OpenTelemetry), mentoring skills, and experience with RDBMS, Elasticsearch and NoSQL.
Java, Spring Boot, AWS, GHA, Jenkins, Docker, Kubernetes, JUnit, TDD, REST, OAuth 2.0, OWASP, Elasticsearch, NoSQL, Datadog, CloudWatch, OpenTelemetry, React, WebSockets, Python, Kafka, SQS, CI/CD
5d
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Senior Software Engineer
Richmond or Lynchburg or Alabama or Arkansas or Connecticut or Delaware or Florida or Georgia or Illinois or Indiana or Iowa or Kansas or Kentucky or Louisiana or Maine or Maryland or Massachusetts or Michigan or Minnesota or Mississippi or Missouri or Nebraska or New Hampshire or New Jersey or New York or North Carolina or North Dakota or Ohio or Oklahoma or Pennsylvania or Rhode Island or South Carolina or South Dakota or Tennessee or Texas or Vermont or Virginia or West Virginia or Wisconsin or Nebraska or Missouri or Maryland or District of Columbia
$97k-$145k/yr HybridFull Time
8+ YOE8+ years IT experience, 5+ years full SDLC web development using JavaScript/HTML, experience with Java, AngularJS v1, OpenText Exstream, MySQL, ability to lead offshore teams and supervise third-party suppliers.
AngularJS v1, HTML5, CSS3, JavaScript, Java, OpenText Exstream, MySQL
3w
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Senior Java Fullstack Engineer with Azure
Lafayette or Bloomfield or Raleigh or Dallas or Austin
$81k-$141k/yr HybridFull Time
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
3w
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Senior Software Engineer
Glendale or Bristol
$149k-$199k/yr HybridFull Time
5+ YOE5+ years industry experience; proficiency in Java/Kotlin/Python/JavaScript; experience with microservices, REST APIs, AWS (S3, Lambda, EC2), SQL/MongoDB/OpenSearch, Apache Kafka, testing and code review.
Java, Kotlin, Python, JavaScript, AWS, S3, Lambda, EC2, SQL, MongoDB, OpenSearch, Apache Kafka
1w
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Software Engineer
Waterford, Connecticut, United States
$85k-$125k/yr OnsiteFull Time
5+ YOEU.S. citizen eligible for DoD SECRET, Bachelor’s in CS or related,5+ years software development, experience with object-oriented languages (C#,Java,C++),modeling & simulation and GUI/Unity experience.
C#, Java, C++, .Net, OpenGL, Lua, Qt, Unity, UML, Windows, Linux, DIS
1d
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JAVA Microservices Developer
Atlanta or Hartford or Raleigh or Richardson
OnsiteFull Time
Strong hands-on Core Java and Spring Boot experience, microservices architecture, SQL/MySQL, JUnit testing, CI/CD (ADO), SRE/observability skills, Agile experience, bachelor\u0002s degree or equivalent, authorized to work in the US without employer sponsorship.
Java, Spring Boot, Microservices, MySQL, JUnit, ADO, Azure, AKS, Ehcache, Redis, CI/CD, SRE
6d
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Staff Software Engineer
Hartford or Charlotte or Columbus or Chicago
$116k-$174k/yr HybridFull Time
8+ YOE8+ years software development experience; expertise in Java/Python/C#/Go, full-stack frameworks, cloud platforms, databases, CI/CD, and AI-assisted development; BS in CS/Engineering or related required.
Java, Python, C#, Go, Angular, React, Node.js, RESTful APIs, AWS, GCP, Azure, SQL Server, Snowflake, PostgreSQL, Oracle, MongoDB, CI/CD, GitHub Copilot, Microsoft Copilot, Copilot Studio, Azure AI Foundry, Google Vertex AI, GCP Agent Development Kit (ADK)
1mo
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Senior Software Engineer
United States or Connecticut or South Carolina or Pennsylvania or New Hampshire or Hawaii or California or Alaska or Washington or Oregon or Texas or Alabama or Mississippi or Tennessee or Illinois or Wisconsin or Louisiana or Arkansas or Missouri or Iowa or Minnesota or Oklahoma or Kansas or Nebraska or South Dakota or North Dakota or Colorado or Wyoming or Idaho or Montana or Utah or Vermont or North Carolina or Massachusetts or Georgia or Rhode Island or New York or Maryland or Delaware or Virginia or Ohio or New Jersey or Maine
$148k-$185k/yr RemoteFull Time
Worksoft: Automation platform for enterprise business process testing and discovery.
10+ YOEBachelor's in CS/Engineering or 15+ years related experience; 10+ years Windows OO development; strong C#/.NET skills; WinForms/WPF experience; problem-solving, troubleshooting, and customer-facing communication skills; familiarity with CI/CD and test automation preferred.
C#, .NET, .NET Framework, VB.NET, C++, Win32, WinForms, WPF, SQL, Web Services, WCF, COM, SAML, OAuth, Machine Learning, Deep Learning, OCR, Image Processing, SAP GUI, WebExtensions, Java, Oracle Forms, Mainframe, Acrobat, Email, UIA, MSAA, Applitools, SoapUI, Postman, Perfecto, Microsoft Office, Silverlight, macOS, Cocoa, Swift, Xcode, Mono, Xamarin, MAUI, Jenkins, Groovy, Bash, Z Shell, Batch, PowerShell, NANT, MSBuild, Git
1mo
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Sr. Software Engineer
Miami or Shelton
OnsiteFull Time
5+ YOEBachelor's or equivalent experience, 5+ years production software development, strong with Node.js/TypeScript/Java/C#, serverless AWS (Lambda, API Gateway, DynamoDB, SQS/SNS), REST/GraphQL APIs, CI/CD and Git workflows, Terraform/IaC, and daily use of AI-assisted development tools (GitHub Copilot, Claude).
AWS Lambda, API Gateway, DynamoDB, SQS, SNS, Node.js, TypeScript, JavaScript, Java, C#, Terraform, GitHub, Azure DevOps, Dynatrace, OpenAPI, Swagger, GitHub Copilot, Claude, Git, GitHub Actions, Datadog, CloudWatch, Akamai, CloudFront, OAuth 2.0, OpenID Connect, AWS Cognito, React Native
1mo
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Sr. Software Engineer
Gurugram or United States or California or Colorado or Connecticut or Maryland or Nevada or New Jersey or New York or Ohio or Rhode Island or Washington
RemoteFull Time
5+ YOE5+ years software development experience (or 3+ with advanced degree); strong Java or C# skills; full-stack experience with React/Angular, HTML/CSS, cloud-native architectures, AWS/Kubernetes, SQL/NoSQL, REST APIs, monitoring/OpenTelemetry; on-call and mentoring experience.
Java, C#, JavaScript, React, Angular, HTML, CSS, SQL, NoSQL, Amazon Web Services (AWS), Kubernetes, OpenTelemetry, Flutter, REST API
2w
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Senior Software Engineer, Wikidata Platform
Arizona or California or Colorado or Connecticut or District of Columbia or Florida or Georgia or Idaho or Illinois or Indiana or Iowa or Maryland or Massachusetts or Michigan or Minnesota or Missouri or New Jersey or New Mexico or New York or North Carolina or Ohio or Oklahoma or Oregon or Pennsylvania or Puerto Rico or Rhode Island or Tennessee or Texas or Utah or Vermont or Virginia or Washington or West Virginia or Wisconsin or Wyoming or Brazil or Canada or Colombia or France or Germany or Ghana or India or Indonesia or Italy or Kenya or Mexico or Morocco or Netherlands or Poland or Singapore or South Africa or Spain or Switzerland or United Kingdom
$117k-$181k/yr RemoteFull Time
5+ YOE5+ years backend/platform engineering on distributed systems, strong knowledge-graph or database experience, proficiency in Java or C++, observability and production operations experience.
Java, C++, Kafka, Flink, Docker, Kubernetes, SPARQL, RDF
1mo
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Sr Software Development Engineer
Houston or Greenwich
$93k-$232k/yr HybridFull Time
10+ YOE10+ years software development experience; proficiency in .NET and/or Java; cloud (AWS/Azure) experience; hands-on coding, API and database design, CI/CD and Git; healthcare claims or analytics domain experience preferred.
.NET, Java, AWS, Azure, FHIR, HL7, CI/CD, Git
1mo
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Principal Software Engineer
Warsaw or Fridley or Mounds View or Brooklyn Park or Fort Worth or North Haven or Jacksonville or Boston or Lafayette
$153k-$229k/yr OnsiteFull Time
5+ YOEBachelor's + 7+ years software engineering or advanced degree + 5+ years; experience designing, developing, testing and deploying scalable, reliable software for manufacturing; leadership, mentoring, and cross-functional collaboration.
Ignition, deviseWISE, Azure, AWS, Docker, Kubernetes, Jenkins, Terraform, React, Angular, Node.js, ASP.NET, HTML5, CSS3, WebAPI, Microservices Architecture, Test-Driven Development, Agile & Scrum, CI/CD Pipelines, RESTful API Design, Java, C++, NET, Scala, Lua, Python, SQL
1mo
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Sr Software Development Engineer
Houston or Greenwich
$93k-$232k/yr HybridFull Time
10+ YOE10+ years software development experience; hands-on coding in .NET and/or Java; cloud (AWS/Azure); claims adjudication or healthcare payments experience; API, FHIR/HL7, CI/CD and Git; database design and performance tuning; microservices and cloud-native architectures.
.NET, Java, AWS, Azure, FHIR, HL7, CI/CD, Git
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