267 sr software engineer jobs at 96 companies in Willimantic, CT
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Sr Software Engineer
Hartford or Saint Paul
$139k-$230k/yr OnsiteFull Time
6+ YOEBachelor's degree or equivalent, 6+ years software engineering experience, cloud and API proficiency, experience leading teams, strong communication and problem-solving skills.
Claude, GitHub Co-Pilot, AWS, EKS, Azure, REST, GraphQL, Terraform, AWS CDK, React.js, Node.js, JavaScript, TypeScript, Python, Kafka, DB2, MySQL, PostgreSQL, MongoDB, DynamoDB, NUnit, XUnit, Moq, Jest, Cypress, Git, GitHub, CloudBees Jenkins, Jenkins, Azure DevOps, OAuth 2.0, OpenID Connect, Dynatrace, ELK stack, OpenTelemetry, Jira, Rally
1mo
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Sr Software Engineer
Hartford or St. Paul
$139k-$230k/yr HybridFull Time
6+ YOEBachelor's in CS or STEM, 6+ years software engineering, leadership experience, cloud and API development experience, proficiency with CI/CD, observability, databases, and automated testing.
Claude, GitHub Co-Pilot, AWS (Serverless/EKS), AWS CDK, Terraform, React.js, Node.js, JavaScript, TypeScript, Python, Kafka, DB2, MySQL, PostgreSQL, MongoDB, DynamoDB, Dynatrace, ELK, OpenTelemetry, NUnit, XUnit, Moq, Jest, Cypress, Git, GitHub, CloudBees Jenkins, Jenkins Open Source, Microsoft Azure, Microsoft Azure DevOps, OAuth 2.0, OpenID Connect (OIDC), Jira, Rally
1d
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Sr Software Engineer
Hartford, Connecticut, United States
$92k-$164k/yr RemoteFull Time
5+ YOEBachelor's degree or equivalent experience; 5+ years software development, 3+ years modern programming, Agile/Scrum, AI features, DevOps, containers, CI/CD, cloud platforms, and microservices experience.
Python, Java, C#, TypeScript, Docker, Kubernetes, Jenkins, GitHub Actions, GitLab, AWS, Azure, GCP, Large Language Models (LLMs), natural language processing (NLP), HIPAA
2w
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Sr. Software Engineer
Windsor, Connecticut, United States
$90k-$125k/yr HybridFull Time
5+ YOEBachelor's degree, 5+ years professional experience with Java/.NET, RESTful APIs, enterprise design, security practices, database technologies, Agile experience, strong communication and troubleshooting skills.
T-SQL, SSMS, Query Analyzer, ETL, Java, .NET, Angular, Oracle, SQL Server, PostgreSQL, Cassandra, JavaScript
1mo
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Software Engineer III
Middletown, Rhode Island, United States
OnsiteFull Time
10+ YOEMaster's degree in relevant engineering or mathematics, 10+ years' experience, U.S. citizenship and current DoD Secret clearance, proficiency in C++, UML, Linux, Qt, DDS, and experience writing SRS/SDD.
C++, Unified Modeling Language (UML), Linux, Qt Framework, Data Distribution Protocol (DDS)
2w
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Sr Software Engineer - Content Platform Engineering
Glendale or Bristol
$139k-$186k/yr HybridFull Time
5+ YOE5+ years experience; proficiency in Java, Python, or JavaScript; REST/GraphQL, AWS (S3,Lambda,EC2), Docker, Kubernetes, CI/CD, Terraform/CloudFormation, and data stores; strong software design and testing skills.
Java, Python, JavaScript, REST APIs, GraphQL, AWS, S3, Lambda, EC2, Docker, Gitlab-CI, Terraform, CloudFormation, Jenkins, Kubernetes, MongoDB, Redis, Elasticsearch, Postgres, DynamoDB, TensorFlow, PyTorch, Scikit-learn, LLMS
1mo
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SOFTWARE ENGINEER
Newport or Middletown
OnsiteFull Time
10+ YOEBachelor's in a technical discipline, 10+ years software engineering experience, strong proficiency in C/C++, Qt, Eclipse, Git/GitHub, Jira, Confluence, SysML/MBSE, CI/CD; DoD Secret clearance required at hire; US citizenship required.
C, C++, Qt, Eclipse, Jira, Confluence, GitHub, Git, SysML, Model-Based Systems Engineering (MBSE), CI/CD, DevSecOps
1mo
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Principal Software Engineer - Software Architect
Charlotte or Hartford
$130k-$190k/yr OnsiteFull Time
10+ YOE5+ Mgmt10+ years software engineering, 5+ years architecture; deep Microsoft Azure and AI/ML experience; proficiency with C#, Python, SQL, Terraform/Bicep/ARM, CI/CD, and enterprise data platforms.
Azure, Microsoft Fabric, C#, Python, SQL, Terraform, Bicep, ARM templates, CI/CD
3mo
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Software Engineer
Franklin, Massachusetts, United States
$90k-$130k/yr OnsiteFull Time
5+ YOE5+ years developing multi-threaded product software for automated electro-mechanical equipment; OOP/OOD, motion control knowledge, SQL and OCR experience a plus; strong English communication.
C, C++, C#, Python, SQL, Windows
1w
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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)
2mo
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Lead Software Engineer (Hybrid)
Hartford, Connecticut, United States
$130k-$176k/yr HybridFull Time
7+ YOE7+ years software engineering experience with .NET/C#, Azure, cloud-native microservices, DevOps/IaC, AI integration, CI/CD, containerization, and leadership in engineering practices.
.NET, C#, ASP.NET Core, Azure, Azure AI Services, Cognitive Services, ML, OpenAI, Bot Services, Terraform, Bicep, ARM, Docker, Kubernetes, REST, GraphQL, Python, TensorFlow, PyTorch, Pega, Camunda, Appian, Angular, React, SQL, Kafka, RabbitMQ
2mo
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Senior Software Engineer
Merrimack or Smithfield
OnsiteFull Time
Senior software engineer with RESTful APIs, JavaScript frameworks, databases, SDLC, CI/CD, mentoring, and strong OO design.
JavaScript, Angular, AngularJS, Backbone.js, React.js, CSS3
2mo
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Senior Software Engineer
South Windsor or Charlotte
HybridFull Time
7+ YOESenior software engineer with 7+ years, lead/architect, full stack in .NET 10, React, TypeScript, Azure, PostgreSQL/CosmosDB; AI/GenAI, offshore teams.
React, TypeScript, Redux, Zustand, Tailwind CSS, C#, .NET 10, Entity Framework Core, Azure, Azure DevOps, GitHub Actions, PostgreSQL, CosmosDB, LangChain, Semantic Kernel, Docker, Kubernetes
2mo
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Senior Software Engineer
South Windsor or Charlotte
HybridFull Time
7+ YOE7+ years software development; senior/lead engineer; full stack with .NET, React/TypeScript; AI/GenAI; Azure; PostgreSQL/CosmosDB; cloud-native; offshore collaboration.
React, TypeScript, Redux, Zustand, Tailwind CSS, C#, .NET 10, .NET Core, Entity Framework Core, Azure Functions, App Services, Service Bus, Azure DevOps, GitHub Actions, PostgreSQL, CosmosDB, LangChain, Semantic Kernel, Docker, Kubernetes
4d
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Embedded Software Engineer
Farmington, Connecticut, United States
$93k-$139k/yr OnsiteFull Time
5+ YOEBachelor's degree in engineering or related field and 5+ years of embedded software experience. Requires C/C++ proficiency, embedded systems development, debugging, testing, and strong analytical skills.
C, C++, TI C2000, ST microcontrollers, Code Composer Studio, Git, Bitbucket, Jira, in-circuit emulators, oscilloscopes, serial analyzers
2mo
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Senior Software Engineer - Product
Yonkers or Washington or Colchester or Arizona or California or Connecticut or Illinois or Maryland or Massachusetts or Michigan or New Hampshire or New Jersey or New York or Texas or Vermont or Virginia or District of Columbia
$115k-$160k/yr RemoteFull Time
5+ YOE5+ years software engineering experience; proficiency with React, React Native, Python (FastAPI); experience building multi-platform apps, CI/CD, automated testing, observability; strong communication; bachelor’s degree preferred.
React, React Native, Python, FastAPI, AWS, Azure, Google Cloud Platform, CI/CD
1w
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Senior Software Engineer
Warwick, Rhode Island, United States
$105k-$157k/yr HybridFull Time
5+ YOEBachelor's degree or equivalent, 5+ years professional software development, experience with enterprise applications, strong problem-solving and mentorship skills.
1mo
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Advanced Software Engineer
Middletown, Rhode Island, United States
$113k-$125k/yr OnsiteFull Time
5+ YOEBachelor's or Master's in STEM with minimum 5 (Bachelors) or 3 (Masters) years relevant experience; U.S. citizenship and Department of Defense Secret clearance; proficiency in C++, multithreading, networking, and software best practices.
C++, STL, Submarine Warfare Federated Tactical Systems (SWFTS), multithreading, AMQP, TCP, UDP, Git, Linux, Kubernetes, Docker, Qt, Jira, Confluence, TI/APB
2w
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Sr. Front End Software Engineer
Smithfield, Rhode Island, United States
$78k-$172k/yr OnsiteFull Time
10+ YOE10+ years Angular experience, 5+ years NodeJS, 3+ years Java (Spring Boot) preferred, Bachelor's in computer science or related field, deep frontend architecture and RxJS/NgRx expertise.
Angular, Angular Material, CDK, Component Store, RxJS, NgRx, Angular CLI, HttpClient, TypeScript, NodeJS, Java, Spring Boot, Jest, Jasmine, Karma, Cypress, Playwright, AWS, CloudFront, S3, Lambda, API Gateway, Selenium, Docker, Generative AI
1mo
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Principal Software Engineer
Johnston or Phoenix
OnsiteFull Time
7+ YOEBachelor's degree, 7+ years software development experience, leadership/mentoring experience, expertise with Node.js and Java/Spring, cloud and containerization experience, CI/CD tooling, security protocols, and AI-assisted development tools.
Node.js, Java, Python, Go, Angular, React, Spring, Spring Boot, AWS, Microsoft Azure, Google Cloud Platform (GCP), Docker, Kubernetes, OpenShift, Jenkins, Harness, Git, Bitbucket, Nexus, MySQL, PostgreSQL, Oracle, MongoDB, OAuth, SAML, GitHub Copilot, Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), Kafka, Amazon Kinesis, Amazon SQS, Apache Storm
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