245 senior software developer jobs at 79 companies in Sheffield, MA

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Senior Software Engineer
South Windsor or Charlotte
HybridFull Time
RCN Capital
RCN Capital: National direct lender for real estate investors.
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
3mo
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Senior Software Engineer, GIS
Latham, New York, United States
$80k-$120k/yr OnsiteFull Time
Tyler Technologies
Tyler TechnologiesNYSE: TYL: Provides software and technology services for the public sector.
5+ YOESenior GIS software engineer with ArcGIS, C#, SQL, and web/mobile frameworks; five years multi-tier browser-based app development; Agile environment.
ArcGIS Server, ArcGIS JavaScript API, Microsoft SQL Server, Xamarin, .NET MAUI, ASP.NET Web API, C#, Vue.js, Angular, JavaScript, Cloud hosting
2mo
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Senior Software Engineer
South Windsor or Charlotte
HybridFull Time
RCN Capital
RCN Capital: Directly provides mortgage loans for real estate investment properties.
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
3d
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Senior Software Engineer
Rensselaer, New York, United States
$106k-$176k/yr HybridFull Time
New York ISO
New York ISO: Operates the power grid and wholesale electricity markets in New York.
7+ YOEBachelor's degree in Computer Science or Information Systems, seven years of software development experience, and Java, JavaScript, and SQL experience. AWS, Docker, Kubernetes, Oracle PL/SQL, and AI development tools are desired.
AWS, Docker, Kubernetes, Java, JavaScript, SQL, Oracle PL/SQL, GitHub Copilot, Microsoft 365 Copilot, Microsoft Office, Windows
1mo
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Senior Software Engineer
Bristol or Burbank or Glendale
$142k-$190k/yr OnsiteFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces movies, operates theme parks, and provides streaming services.
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
2mo
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Software Developer Senior (COBOL)
Albany, New York, United States
$98k-$121k/yr HybridFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
5+ YOE5+ years IT experience with COBOL, CICS and DB2; SQL knowledge; mainframe experience; healthcare/ NYS MMIS exposure preferred.
COBOL, CICS, DB2, SQL, Mainframe, XML, SOAP/REST, Eclipse, Linux
1mo
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Senior Software Engineer - Personal Insurance
Hartford or Atlanta or St. Paul or Hunt Valley
$139k-$230k/yr HybridFull Time
Travelers
TravelersNYSE: TRV: Provide property and casualty insurance for individuals and businesses.
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
Intact Insurance Specialty Solutions
Intact Insurance Specialty SolutionsToronto Stock Exchange: IFC: Provides specialized property and casualty insurance and risk services.
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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Software Developer Senior (COBOL)
Albany, New York, United States
$98k-$121k/yr HybridFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
5+ YOE5+ years IT experience; COBOL, CICS, DB2; SQL; mainframe; healthcare knowledge; NYS MMIS; HIPAA X12; Bachelor's degree.
COBOL, CICS, DB2, SQL, Mainframe, Java, J2EE, JMS, XML, SOAP, REST, Linux, IBM WebSphere, Jira, Confluence
5d
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Senior Software Engineer (Onsite)
Albany, New York, United States
OnsiteFull Time
Jahnel Group
Jahnel Group: Software development consultancy providing web, mobile, and AI solutions.
4+ YOE4+ years software engineering experience; strong Python, React, TypeScript, REST API, PostgreSQL and AWS experience; experience mentoring juniors and using AI-assisted development tools.
Python, FastAPI, React, TypeScript, AWS Lambda, PostgreSQL, Amazon Aurora PostgreSQL, SQLAlchemy, Amazon Cognito, REST APIs, Git, GitHub, Claude, Cursor
2mo
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Senior Software Engineer - Platform and Infrastructure
Glendale or Seattle or Bristol
$142k-$190k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces media content and operates global theme parks.
5+ YOEBachelor's degree in computer science or related field, 5+ years technical experience, hands-on ML methods, production software development, API integration, defensive design/cybersecurity, and strong technical communication.
AWS, Kinesis, Dynamo, ElastiCache, Lambda, S3, ECS, Aurora, Bedrock, JavaScript, TypeScript, Swift, Kotlin, Terraform, CloudFormation, CloudWatch, Datadog
1w
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Senior Software Engineer/Developer
Menands, New York, United States
$100k/yr HybridFull Time
Health Research, Inc.
Health Research, Inc.: Administers research grants and public health programs in New York.
4+ YOE4+ years programming experience (or equivalent), experience with Java/JavaScript/TypeScript, Spring/Spring Boot, SQL; experience with AWS and web application development; Bachelor\u0002s or Associate\u0002s degree or equivalent experience.
Java, JavaScript, TypeScript, SQL, Spring, Spring Boot, AWS, HERDS, SMART
1mo
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Senior Software Engineer - Personal Insurance
Hartford or Atlanta or Cockeysville or Saint Paul
$139k-$230k/yr HybridFull Time
Travelers
TravelersNew York Stock Exchange: TRV: Provider of commercial and personal property casualty insurance.
6+ YOE6+ years software engineering experience, bachelor's in CS or related STEM, strong engineering fundamentals, experience with enterprise systems, architectural decision-making, and Agile/DevOps practices.
Apex, Lightning Web Components, Salesforce APIs, AWS, Azure, Salesforce, CI/CD, DevOps
2w
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Senior Software Test Engineer
Holyoke, Massachusetts, United States
$120k-$160k/yr HybridFull Time
ISO New England
ISO New England: Operates the New England power grid and wholesale markets.
5+ YOEBachelor's in CS/Engineering or equivalent,5+ years software testing with automated web/API testing,Java plus Python/JavaScript,Playwright/Selenium/Cypress,CI/CD (Jenkins),Git,Jira,SQL,and mentoring experience.
Playwright, Selenium, Cypress, Cucumber, Java, Python, JavaScript, SQL, Jenkins, Docker, Kubernetes, ECS, Terraform, AWS, Git, Jira, JUnit, TestNG, Postman
1w
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Staff Software Engineer
Hartford or Charlotte or Columbus or Chicago
$116k-$174k/yr HybridFull Time
The Hartford
The HartfordNYSE: HIG: Provides business and personal insurance, group benefits, and investments.
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)
1w
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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
CVS Health
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
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
1w
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Senior Software Engineer – Platform & Agentic AI Engineering
Charlotte or Hartford or Columbus or Chicago
$128k-$191k/yr HybridFull Time
The Hartford
The HartfordNYSE: HIG: Provides property and casualty insurance, group benefits, and wealth management.
6+ YOE6+ years software engineering experience with 2+ years in GenAI/multi-agent systems; hands-on with Agentic protocols, AlloyDB/Postgres, GCP, Python/Typescript, Terraform, and LangChain/LangGraph; strong security and spec-driven development skills.
Google ADK, Anthropic MCP, LangGraph, LangChain, Python, Typescript, Terraform, GCP, AlloyDB, PostgreSQL, Vertex AI, Cloud Run, Cloud Storage, LangSmith, GitHub Spec-Kit, OpenSpec, BMAD-METHOD, Claude Code, GitHub Copilot, AWS Kiro
2d
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Sr Software Engineer
Hartford, Connecticut, United States
$92k-$164k/yr RemoteFull Time
UnitedHealth Group
UnitedHealth GroupNYSE: UNH: Provides health insurance and technology-enabled health care services.
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
2mo
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Lead Software Engineer (Hybrid)
Hartford or Charlotte or Short Hills
$130k-$176k/yr HybridFull Time
Selective Insurance
Selective InsuranceNASDAQ: SIGI: Provider of commercial and personal property and casualty insurance.
7+ YOESenior software engineer with .NET (C#, ASP.NET Core), Azure, AI, microservices, DevOps, and leadership experience.
C#, ASP.NET Core, Azure, Azure AI Services, REST, GraphQL, Docker, Kubernetes, Terraform, Bicep, ARM, CI/CD, DevOps, Terraform, Cloud, SAFe, Pega, Python, TensorFlow, PyTorch, Camunda, Appian, Angular, React, Kafka, RabbitMQ
2mo
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Senior Software Engineer
South Windsor or Charlotte
HybridFull Time
RCN Capital
RCN Capital: A national private lender providing financing for real estate investors.
7+ YOE7+ years software development experience with 3+ years in a senior/lead capacity. Strong experience with Microsoft .NET 10, C#, React, TypeScript, Azure, PostgreSQL, cloud-native architectures, CI/CD, and AI/LLM integrations. Bachelor's required.
Microsoft .NET 10, C#, React, TypeScript, Entity Framework Core, PostgreSQL, CosmosDB, Microsoft Azure OpenAI Services, Microsoft Azure Functions, Microsoft Azure App Services, Microsoft Azure Service Bus, Microsoft Azure Key Vault, Microsoft Azure AI Search, Microsoft Azure DevOps, GitHub Actions, LangChain, Semantic Kernel, Docker, Kubernetes, Tailwind CSS, Redux, Zustand