63 dotnet jobs at 34 companies in Hartford, CT

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Software Engineering Senior Manager - Hybrid
St. Louis or Whitestown or North Burlington or Tempe or Bloomfield
$138k-$230k/yr HybridFull Time
The Cigna Group
The Cigna GroupNYSE: CI: Provides health insurance and pharmacy benefit management services.
8+ YOE3+ Mgmt8+ years in software engineering or production systems, 3+ years leading technical teams; experience with enterprise production applications, cloud platforms (AWS or OpenShift), Microsoft C#.NET, C++, Angular, Oracle, Microsoft SQL Server, incident management, and Agile delivery.
AWS, OpenShift, Microsoft C#.NET, C++, Angular, Oracle, Microsoft SQL Server, Safire, Agile, AI
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SCADA Migration & Integration Lead
Chicago or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or New York City or Cleveland or Oklahoma City or Austin or Albany or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or Morristown or San Francisco or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Seattle or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$87k-$266k/yr OnsiteFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
5+ YOERequires 5+ years of CygNet expertise, 2+ years integrating PI/AVEVA data and leading live cutovers, plus a bachelor's degree or equivalent experience. Ignition, Kafka, .NET, Python/Jython, SQL, and industrial security are valued.
CygNet, Ignition, REST, API, Kafka, .NET, AVEVA, Python, Jython, Wonderware, Galaxy, SQL, AutoSol, FlowCal, IEC 62443, NIST 800-82
4w
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Sr. Test Automation Engineer (Hybrid)
Hartford, Connecticut, United States
$101k-$137k/yr HybridFull Time
Selective Insurance
Selective InsuranceNASDAQ: SIGI: Provides property and casualty insurance products to businesses and individuals.
8+ YOE8+ years in software testing/automation, strong UI and REST API automation experience, proficiency with C#, Java, .NET, SQL, Azure DevOps, CI/CD, BDD/TDD, and AI-assisted test tooling; US work authorization required.
Azure DevOps, Azure, C#, Java, .NET, SQL, BDD, TDD, MS Test, TestNG, JUnit, NUnit, GIT, Selenium WebDriver, Copilot
2w
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Senior Application Security Engineer
Independence or Cleveland or Kansas City or Phoenix or Tampa or Nashville or New Haven or Hartford
HybridFull Time
CBIZ
CBIZNYSE: CBZ: Provides financial, tax, and business advisory services to organizations.
8+ YOECollege degree, 8+ years related experience, expert technical knowledge in application and AI security, ability to lead teams, travel and on-call availability, strong verbal and written communication.
STRIDE, PASTA, MITRE ATLAS, OWASP Top 10, CWE Top 25, SANS 25, Semgrep, CodeQL, SonarQube, Checkmarx, Veracode, Burp Suite, OWASP ZAP, Snyk, Black Duck, GitHub Actions, GitLab CI, Azure DevOps, Jenkins, Microsoft Azure, AWS, Kubernetes, CNAPP, REST, GraphQL, OAuth 2.0, OIDC, SAML, CVSS, NIST AI RMF, EU AI Act, ISO/IEC 42001, MITRE ATT&CK, SBOM, Python, Java, C#/.NET, JavaScript/TypeScript, Go
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QNXT Consultant
Hartford or Indianapolis or Raleigh or Richardson or Tempe
OnsiteFull Time
Infosys
InfosysNYSE: INFY: Provides IT consulting, software development, and business outsourcing services.
Bachelor's degree (or equivalent experience), experience in healthcare claims and QNXT, proficiency with SQL, EDI, .NET and Microsoft SQL Server, end-to-end SDLC and hands-on coding, testing, and troubleshooting.
QNXT, SQL, EDI, .NET, Microsoft SQL Server
2mo
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Principal Software Development Engineer
Hartford, Connecticut, United States
$144k-$288k/yr HybridFull Time
CVS Health
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
10+ YOE10+ years software engineering experience with .NET/COBOL/Java/Node.js/JavaScript/Angular, DevSecOps and CI/CD expertise, GCP/Azure cloud experience, and experience modernizing enterprise systems.
.NET, COBOL, Java, Node.js, JavaScript, Angular, Generative AI technologies, GCP, Azure, GitHub, Jenkins, GitHub Actions, ArgoCD, Salesforce, Mulesoft, z/OS
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VP Application Development
South Windsor, Connecticut, United States
OnsiteFull Time
RCN Capital
RCN Capital: National direct lender for real estate investors.
10+ YOE5+ Mgmt10+ years software development experience, 5+ years senior engineering leadership, experience with C#, .NET, microservices, cloud (AWS/Azure), Kubernetes, Git, Agile, and leading distributed teams.
.NET Framework, .NET Core, C#, Git, AWS, Azure, Kubernetes, EKS, Terraform, Ansible, PowerShell, Azure DevOps, SQL, PostgreSQL, NoSQL, Databricks, Snowflake, CI/CD, IaC, API
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VP Application Development
South Windsor, Connecticut, United States
OnsiteFull Time
TicketNetwork
TicketNetwork: Marketplace and software provider for the live event ticketing industry.
10+ YOE5+ Mgmt10+ years software development, 5+ years senior engineering leadership, experience leading large distributed teams, expertise in C#, .NET, microservices, cloud (AWS/Azure), Kubernetes, and modern DevOps practices.
.NET Framework, .NET Core, C#, SQL, PostgreSQL, NoSQL, Kubernetes, EKS, AWS, Azure, Git, Terraform, Ansible, PowerShell, Azure DevOps, Databricks, Snowflake, CI/CD, IaC
1mo
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Full Stack Staff Software Engineer — AI-Augmented Development
Charlotte or Hartford or Columbus or Chicago
$116k-$174k/yr HybridFull Time
The Hartford
The HartfordNYSE: HIG: Provides business and personal insurance, group benefits, and investments.
10+ YOE10+ years software engineering experience, 5+ years tech lead experience; Bachelor’s in CS or related (or equiv. experience); expertise in frontend and backend stacks, cloud (AWS/GCP), CI/CD, databases, APIs, and AI-augmented development tools.
React, Angular, Vue.js, TypeScript, HTML5, CSS3, Java, Spring Boot, Node.js, Express, Python, FastAPI, Django, .NET, RESTful APIs, GraphQL, gRPC, AWS, GCP, AWS Bedrock, GCP Vertex, Vertex Studio, Docker, Kubernetes, Jenkins, GitHub Actions, GitLab CI, SQL, NoSQL, PostgreSQL, MongoDB, DynamoDB, Redis, Kafka, RabbitMQ, GitHub Copilot, Cursor, Claude Opus, OpenAI, Anthropic, LangChain, Semantic Kernel, AutoGen, CrewAI
3mo
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Full Stack Engineer, Senior
Oakland or Seattle or WA or OH or CA or Long Beach or AZ or CO or CT or FL or GA or MD or MN or NV or OR or El Dorado Hills or Lodi or Rancho Cordova or Redding or San Diego or Woodland Hills or AL or IL or VA or WI or TX or NY
$103k-$174k/yr HybridFull Time
Ascendiun
Ascendiun: Nonprofit parent overseeing health insurance and clinical service organizations.
5+ YOE5+ years full stack development; BA/BS or equivalent IT experience; React/Vue/Angular; .NET/Java/Node.js/Python APIs; SQL/NoSQL; Azure preferred; Docker; IaC; CI/CD; AI tools; healthcare experience preferred.
React, Vue, Angular, JavaScript, TypeScript, .NET, Java, Node.js, Python, MS SQL Server, Oracle, NoSQL, REST, Azure, AWS, GCP, Docker, Kubernetes, Ansible, Bicep, ARM, Terraform, GitHub, GitLab, Bitbucket, Git
1w
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Cloud Solutions Architect / Database Engineer / AI Platform Architect (CT , Hartford )
Hartford, Connecticut, United States
$150k-$180k/yr OnsiteFull Time
ABCO Maintenance
ABCO Maintenance: Provides commercial facility maintenance and repair services.
Highly experienced architect with expertise in cloud architecture, C#/.NET, SQL Server, REST APIs, application security, Azure or AWS, enterprise integrations, and production AI/LLM applications.
C#, .NET, SQL Server, REST, ASP.NET Core, OAuth 2.0, OpenID Connect, JWT, SSO, RBAC, SSL/TLS, CI/CD, Retrieval-Augmented Generation (RAG), OpenAI, Azure OpenAI, Anthropic, Google AI, Large Language Model (LLM)
1w
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Enterprise Architect, Corporate
Shelton, Connecticut, United States
$159k-$199k/yr OnsiteFull Time
Subway
Subway: Global quick-service restaurant chain specializing in made-to-order sandwiches.
10+ YOE3+ MgmtBachelor's degree in computer science or related field, 10+ years of experience, 5+ years in systems architecture, enterprise platforms, integration, strategy, governance, and advanced communication skills.
SAP S/4HANA, Oracle Cloud ERP, Workday Financial Management, .NET, Java, IAM
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Epicor System Administrator
Chester, Connecticut, United States
RemoteFull Time
Whelen Engineering
Whelen Engineering: Manufacturer of emergency warning and public safety lighting.
7+ YOEExperienced Epicor administrator with 7+ years IT/ERP experience and 5+ years administering Epicor (Kinetic preferred); strong SSRS, BAQs, BPM, SQL, C#, integrations, and manufacturing domain knowledge.
Epicor ERP, Epicor Kinetic, Epicor Administration Console, Business Activity Queries (BAQs), Business Process Management (BPM), SSRS, SQL Server, C#, .NET, Visual Basic, Microsoft Power BI, Azure, AWS, REST APIs, EDI
1mo
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Full Stack Staff Software Engineer — AI-Augmented Development
Charlotte or Hartford or Columbus or Chicago
$116k-$174k/yr HybridFull Time
The Hartford
The HartfordNYSE: HIG: Provides property and casualty insurance and financial products.
10+ YOE10+ years software engineering and 5+ years full-stack tech lead experience; bachelor's or equivalent; expertise across modern frontend, backend, cloud, DevOps, data, APIs, AI tools, testing, and architecture.
React, Angular, Vue.js, TypeScript, HTML5, CSS3, Java, Spring Boot, Node.js, Express, Python, FastAPI, Django, .NET, RESTful APIs, GraphQL, gRPC, AWS, GCP, Docker, Kubernetes, Jenkins, GitHub Actions, GitLab CI, PostgreSQL, MongoDB, DynamoDB, Redis, Kafka, RabbitMQ, GitHub Copilot, Cursor, Claude Opus, OpenAI, Anthropic, GCP Vertex Service, AWS Bedrock, Vertex Studio, Semantic Kernel, CrewAI, LangChain, AutoGen, SQL, NoSQL, RAG, LLM, CI/CD, Microsoft?
3w
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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
2w
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Software Engineering Intern – Summer 2027
Fridley or Tempe or Eatontown or Santa Rosa or Lafayette or Boulder or Plymouth or Mounds View or Irvine or North Haven or Memphis or Newton or Dexter or Santa Ana or Mansfield or Fort Worth or Minneapolis or Brooklyn Center or Jacksonville or Boston or Brooklyn Park
$27-$45/hr OnsiteFull Time
Medtronic
MedtronicNew York Stock Exchange: MDT: Develops and manufactures medical devices and digital health solutions.
Currently pursuing BS/MS in computer/software engineering or related with anticipated graduation 2027–2029; full-time internship availability June–Aug; U.S. work authorization required; 3.0 GPA preferred; experience with programming/projects preferred.
C, C++, C#/.NET, SQL, JavaScript, Java, Python, Swift, HTML/CSS, Microsoft Visual Studio, Jenkins, GitLab
3w
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Contract IT Recruiter, Hartford CT
Hartford, Connecticut, United States
OnsiteContract
LAZ Parking
LAZ Parking: Provides parking management, valet, and shuttle transportation services.
2+ YOEBachelor's degree required,2+ years IT recruiting experience,experience hiring software engineers,cloud,cybersecurity,data roles;familiarity with Java,Python,.NET,JavaScript,AWS,Microsoft Azure,Google Cloud,SQL,DevOps and CI/CD;ATS experience.
Java, Python, .NET, JavaScript, AWS, Microsoft Azure, Google Cloud, SQL, DevOps, CI/CD
3w
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Contract IT Recruiter, Hartford CT
Hartford, Connecticut, United States
OnsiteContract
LAZ Parking
LAZ Parking: Provides comprehensive parking management and facility operational services.
2+ YOEBachelor's in HR/Business/IT,2+ years IT recruiting,experience hiring software/cloud/cyber/data roles,knowledge of technical stacks,ATS experience,strong communication and interview skills.
Java, Python, .NET, JavaScript, AWS, Azure, Google Cloud, SQL, DevOps, CI/CD, Cybersecurity frameworks, ATS
5d
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Engineer I/II - D425 Hull, Mechanical & Electrical Systems
Groton, Connecticut, United States
HybridFull Time
General Dynamics Electric Boat
General Dynamics Electric BoatNYSE: GD: Designs, builds, and maintains submarines for the U.S. Navy.
0+ YOEBachelor's degree in computer science, electrical engineering, computer engineering, or engineering; 0–5 years of software development experience; ability to obtain and maintain a US DoD security clearance.
C++, Java, .NET, Python, Git, SVN, Linux, LabVIEW, IBM DOORS, UML, Waterfall, Agile, CMMI
1w
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Application Support & Modernization Project Manager (AS400/.Net)
Hartford, Connecticut, United States
$65k-$117k/yr HybridFull Time
Cognizant
CognizantNasdaq: CTSH: Provides IT consulting and digital business process services.
Lead delivery of production support and modernization for AS400 and .NET applications; manage distributed teams, incident/change/release processes, stakeholder communication, and P&C insurance domain work.
AS400 (IBM i), .NET