Killingly Center • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Killingly Center • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Killingly Center • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Killingly Center • 50 milesRemote · Hybrid · Onsite · Field · All Environments
470 senior software developer jobs at 165 companies in Killingly Center, CT
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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
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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
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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
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Senior Software Engineer
Waltham, Massachusetts, United States
HybridFull Time
5+ YOE5+ years of software development; full-stack SaaS experience; clean, maintainable code; strong communication; able to work in fast-paced environment.
TypeScript, JavaScript (Node.js), Python, Java, React, Spring Boot, Express, Flask, REST, GraphQL, gRPC, Protobuf, AsyncAPI, PostgreSQL, MongoDB, Cassandra, Redis, Docker, Kubernetes, Helm, Ansible, Terraform, OpenTofu, OpenTelemetry, Prometheus, Splunk, Dynatrace, Git
3mo
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Senior Software Engineer
Boston or Needham
$90k-$180k/yr HybridFull Time
5+ YOE5+ years in software design/development; full stack experience; Java/Python/TypeScript; AWS/Azure; CI/CD; JIRA/Git; AI tools; strong communication.
Java, Python, TypeScript, AWS, Azure, Jenkins, GitHub Actions, JIRA, Git, VS Code, IntelliJ, Eclipse, Oracle, MySQL, Claude Code, GitHub Copilot
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Senior Software Engineer
Boston or Needham
$90k-$180k/yr HybridFull Time
Wellington Management: Manages investment portfolios and provides financial research for institutions.
5+ YOE5+ years of software development experience; full stack capabilities; AI-driven engineering exposure; proficient with Java, Python, TypeScript; SDLC tools; cloud platforms; strong communication.
JIRA, Git, Jenkins, GitHub Actions, VS Code, IntelliJ, Eclipse, Claude Code, GitHub Copilot, AWS, Azure, Java, Python, TypeScript, Oracle, MySQL
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Senior Software Engineer
Mansfield, Massachusetts, United States
$132k-$165k/yr HybridFull Time
3+ YOE3-5 years of software design and development with Microsoft stack; strong C#, .NET, ASP.NET; full-stack web experience (Angular, TypeScript); knowledge of SDLC; ability to mentor and collaborate.
C#, .NET, ASP.NET, TypeScript, Angular, Python
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Senior Software Engineer, Product Integrations
Waltham, Massachusetts, United States
$130k-$200k/yr OnsiteFull Time
5+ YOE5+ years software development; Linux; RESTful APIs; Python or Go; US work authorization; bachelor’s degree preferred; strong communication.
Python, Go, Linux, PostgreSQL, Jenkins, Ansible, REST API, AWS
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Senior Software Engineer
Waltham, Massachusetts, United States
$147k-$198k/yr OnsiteFull Time
5+ YOE5+ years experience building and shipping high-quality full-stack software; Bachelor's in Computer Science or equivalent; strong JS/TS skills; React/Angular/Vue; Node.js/Express or Python frameworks; UX design basics; AWS/CI/CD; PostgreSQL; Figma; WebGL/Three.js; CAD/CAM knowledge.
Node.js, Express, React, Angular, Vue.js, Python, Django, Flask, AWS, GCP, Azure, PostgreSQL, Figma, WebGL, Three.js, D3, CAD/CAM
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.
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Senior Software Engineer
Marlborough, Massachusetts, United States
$140k-$170k/yr OnsiteFull Time
5+ YOEDegree or equivalent experience, 5+ years in motion/device control software, professional experience with C#, Microsoft WPF, C/C++, production software development, hardware integration; Azure DevOps, TFS, and SQL Server are helpful.
C#, Microsoft WPF, C, C++, Azure DevOps, Team Foundation Server, SQL Server
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Senior Embedded Software Engineer (Onsite)
Middletown, Rhode Island, United States
$87k-$165k/yr OnsiteFull Time
5+ YOESenior embedded real-time software engineer with 5+ years of experience in C/C++, RTOS (VxWorks/Linux), and DoD security clearance; willing to travel 10-15%.
C, C++, Linux, VxWorks, RTOS, MATLAB
1w
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Senior Software Engineer
Framingham, Massachusetts, United States
HybridFull Time
7+ YOE7+ years software development experience; bachelor's in CS/EE or related; proficiency in distributed systems and AWS; Python and FastAPI/Nuxt/Celery experience; mentoring and strong communication.
AWS, Python, FastAPI, Nuxt, Celery, MQTT
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Senior Software Engineer - JobID-0010
Fall River, Massachusetts, United States
$135k-$273k/yr HybridFull Time
8+ YOE8+ years software engineering with Java/C#/Kotlin/Scala; experience with distributed services; able to travel up to 10%; active Secret U.S. security clearance.
Java, C#, Kotlin, Scala, React, Redux, TypeScript, PostgreSQL, Maven, Gradle, Jenkins, Git, Kubernetes, Docker, JDBC, Hibernate
1mo
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Senior Software Engineer
Pittsburgh or Research Triangle Park or Waltham
$196k-$293k/yr OnsiteFull Time
8+ YOE8+ years in software/infrastructure/SRE; full‑stack experience; strong coding in Python, Go, or PowerShell; deep Linux, Kubernetes, containers, distributed systems; cloud experience (Azure/AWS/GCP); US citizenship or green card required.
Python, Go, PowerShell, Linux, Kubernetes, Microsoft Azure, AWS, Google Cloud
1mo
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Senior Software Engineer
Cranberry Township or Morrisville or Waltham
$196k-$293k/yr OnsiteFull Time
8+ YOEU.S. citizen or permanent resident; 8+ years in software/infrastructure/SRE; full-stack experience; coding in Python, Go, or PowerShell; deep Linux, Kubernetes, containers; cloud experience (Azure, AWS, GCP); strong DevOps/SRE and troubleshooting skills.
Python, Go, PowerShell, Linux, Kubernetes, Microsoft Azure, AWS, Google Cloud
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Senior Software Engineer
Needham, Massachusetts, United States
$109k-$202k/yr HybridFull Time
4+ YOE4+ years software development experience; strong Unity3D and C# skills; bachelor's in CS/Engineering or equivalent; experience with multiplayer, services, Git, iOS/Android, and mentoring preferred.
Unity3D, C#, gRPC, RESTful, Git, iOS, Android, Golang, AWS
3w
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Senior Software Engineer
Natick, Massachusetts, United States
$130k-$170k/yr HybridFull Time
3+ YOEBS/MS in ECE or CS required,3+ years software development experience,proficiency in C++,C#,Java,Python,JavaScript,Embedded Linux/Yocto,Microsoft Visual Studio and .NET,agile/scrum experience and strong debugging skills.
C++, C#, Java, Python, JavaScript, Embedded Linux, Yocto, Microsoft Visual Studio, Microsoft .NET, Microsoft WinForms, Microsoft WPF
1mo
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Senior Software Engineer - Personal Insurance
Hartford or Atlanta or St. Paul or Hunt Valley
$139k-$230k/yr HybridFull Time
6+ YOEBachelor's in CS or related STEM and 6+ years software engineering experience; Salesforce development preferred (Apex, LWC, APIs); experience with database design, CI/CD, cloud platforms, Agile, and technical leadership.
Salesforce, Apex, Lightning Web Components, Salesforce APIs, AWS, Azure, CI/CD, DevOps, Agile
2mo
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Senior Software Developer (Hybrid or Remote)
Canton or Raleigh or Farmington or Boston
$101k-$143k/yr HybridFull Time
6+ YOE6+ years software development experience; expertise in .NET Core/C#, ASP.NET MVC, Entity Framework, Angular or React, Microsoft Azure; strong SQL Server and CI/CD experience; Bachelor’s or Master’s in CS/Engineering.
.NET Core, C#, ASP.NET MVC, Entity Framework, Angular, React, Microsoft Azure, Microsoft Azure Functions, Microsoft App Services, Microsoft Azure Storage, Microsoft Azure DevOps, SQL Server, CI/CD
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