75 lead software engineer jobs at 37 companies in Killingly Center, CT

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Lead Software Engineer (Hybrid)
Hartford, Connecticut, United States
$130k-$176k/yr HybridFull Time
Selective Insurance
Selective InsuranceNASDAQ: SIGI: Provides property and casualty insurance products to businesses and individuals.
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
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Lead Engineer, Legacy Software Baseline - Contingent Upon Award
Bedford, Massachusetts, United States
OnsiteContract
TTC
TTC: Independent contractor providing engineering and software solutions for defense training and simulation
2+ YOELead Engineer for legacy software baseline; 2+ years cloud and REST; 2+ years military planning and wargaming; secret clearance.
AWS, Microsoft Azure, RESTful architectures
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Sr Software Engineer
Hartford or Saint Paul
$139k-$230k/yr OnsiteFull Time
Travelers
TravelersNew York Stock Exchange: TRV: Provider of commercial and personal property casualty insurance.
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
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AVP, Software Engineering Lead
Hartford or Charlotte or Chicago
$182k-$273k/yr HybridFull Time
The Hartford
The HartfordNYSE: HIG: Provides business and personal insurance, group benefits, and investments.
15+ YOE5+ Mgmt15+ years software engineering, 5+ years leading teams; AI-first engineering; regulated environment; bachelor’s in CS/Engineering/Data Science; US work authorization.
CI/CD, DevSecOps, AI platforms, Cloud-native architectures, API-driven and event-based systems
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Lead Software Engineer - Cloud & Software Defined Storage Solutions (C++)
Morrisville or San Jose or Waltham
$170k-$253k/yr OnsiteFull Time
NetApp
NetAppNASDAQ: NTAP: Sells enterprise data storage and cloud management software.
8+ YOE8+ years in systems/software engineering with expertise in Linux, distributed storage, virtualization, cloud platforms; strong C/C++ and Python skills; experience with storage protocols and cloud providers.
C/C++, Python, KVM/QEMU, libvirt, virtio, NVMe, iSCSI, NFS, SMB/CIFS, S3, AWS, Azure, GCP, OCI, CI/CD, infrastructure-as-code
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Senior Software Engineer
Arlington or Mount Laurel or San Diego or Fall River
$135k-$273k/yr HybridFull Time
Innovative Defense Technologies
Innovative Defense Technologies: Develops automated software and systems to rapidly deliver mission-critical capabilities to U.S. government customers.
7+ YOEBachelor's degree or equivalent, 7+ years software engineering experience, able to obtain/maintain Secret U.S. security clearance, experience leading/mentoring, expertise in SDLC, OOP, distributed systems, secure coding, testing, and integration.
SDLC, Service-Oriented Architecture (SOA), AI, Generative AI
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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
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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
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Software Engineer Manager
Norwood, Massachusetts, United States
$160k-$185k/yr HybridFull Time
Nova Biomedical
Nova Biomedical: Develops and manufactures blood testing analyzers and diagnostic equipment.
Bachelor's in engineering or related field; experience leading software for regulated medical devices (ISO 13485); hands-on with embedded Linux, C#/.NET, SQL, C++, and Qt; strong architecture, verification, and team leadership skills.
embedded Linux, C#/.NET, SQL, C++, Qt
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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
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Embedded Software Engineer– Technical Lead
Waltham, Massachusetts, United States
$150k-$175k/yr OnsiteFull Time
Boston Engineering
Boston Engineering: Engineers products for the medical, defense, and industrial sectors.
7+ YOE7+ years embedded/firmware experience with 3+ years technical lead experience; fluency in C/C++ and Python; RTOS, hardware bring-up, driver development, debugging, and ability to obtain security clearance.
C, C++, Python, FreeRTOS, ROS2, Zephyr, STM32, ARM, x86, PIC32, I2C, SPI, UART, Ethernet, GPIO, git, CI/CD, oscilloscope, logic analyzer, protocol analyzer
2w
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Lead Software Engineer - Cloud & Software Defined Storage Solutions (C++)
Research Triangle Park or San Jose or Waltham
$170k-$253k/yr OnsiteFull Time
NetApp
NetAppNasdaq: NTAP: Provides intelligent data infrastructure for hybrid cloud environments.
8+ YOE8+ years systems software experience, expertise in C/C++ and Python, Linux internals, virtualization (KVM/QEMU, libvirt, virtio), cloud platforms, storage protocols, and strong debugging and collaboration skills.
C/C++, Python, KVM/QEMU, libvirt, virtio, ONTAP, NVMe, iSCSI, NFS, SMB/CIFS, S3, AWS, Azure, GCP, OCI, CI/CD
1mo
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Engineer, Lead Software – Embedded System Architecture -ANI
Waltham, Massachusetts, United States
$116k-$163k/yr OnsiteFull Time
Wabtec
WabtecNYSE: WAB: Manufacturer of equipment and digital solutions for rail transportation.
10+ YOEBachelor's degree in CS/EE or related, 10 years professional experience, 7+ years with C++, Qt/QML, embedded Linux (Yocto/Buildroot), leadership experience, and ability to produce software architecture and design artifacts.
C++, Qt/QML, Yocto, Buildroot, Linux, CI/CD
3w
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Staff Software Engineer (Lead) - Hybrid
Charlotte or Hartford
$116k-$174k/yr HybridFull Time
The Hartford
The HartfordNYSE: HIG: Provides property and casualty insurance, group benefits, and wealth management.
8+ YOEUS work authorization required; bachelor\u0002s or equivalent; 8+ years software engineering with 3+ years technical leadership; hands-on with AWS, Angular, API development, and Oracle; strong communication and cloud-native expertise.
Angular, AWS Lambda, CloudWatch, ECS, RDS, S3, IAM, SNS, SQS, Service Catalog, API Gateway, Oracle, Copilot
2w
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Senior Software Development Engineer - Microservices
Hartford, Connecticut, United States
$102k-$204k/yr HybridFull Time
CVS Health
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
5+ YOE2+ Mgmt5+ years software engineering, 2+ years technical lead experience; strong Python and API framework skills; experience with microservices, GCP, Kubernetes/GKE, Docker, CI/CD, Kafka, BigQuery/BigTable/SQL; hands-on GenAI/LLM/RAG/Agentic AI and prompt engineering.
Python, FastAPI, Flask, Google Cloud Platform (GCP), Kubernetes (GKE), Docker, CI/CD, GitHub, Kafka, BigQuery, BigTable, SQL, Gemini, Vertex AI, OpenAI, Claude
3d
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Sr Software Engineer (AI Team Lead)
Hartford or Saint Paul
$139k-$230k/yr RemoteFull Time
Travelers
TravelersNYSE: TRV: Provide property and casualty insurance for individuals and businesses.
5+ YOEBachelor's degree in computer science or related STEM field, 5+ years of programming experience, and hands-on experience with LLM APIs, agentic frameworks, plugins, AWS AI orchestration, and MCP development.
Large Language Model APIs, agentic frameworks, Claude, SAGE, AIDLC, AWS Agent Core, Model Context Protocol (MCP)
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Senior Software Engineer
Foxboro, Massachusetts, United States
$178k-$185k/yr HybridFull Time
Schneider Electric
Schneider ElectricEuronext Paris: SU: Provider of energy management and industrial automation solutions.
5+ YOEBachelor's in CS/CE or related and 5+ years backend experience including 3 yrs Java with Spring, 3 yrs container/cloud-native (Docker, Kubernetes, Helm) with public cloud (Azure), 2 yrs event-driven (Kafka), 2 yrs DB work (PostgreSQL/Cassandra), technical lead and mentoring experience.
Java, Spring, Spring Boot, Docker, Kubernetes, Helm, Azure, Apache Kafka, PostgreSQL, Cassandra
3mo
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Lead Bioinformatics Engineer (Hyrbid)
Marlborough, Massachusetts, United States
$155k-$175k/yr HybridFull Time
Quest Diagnostics
Quest DiagnosticsNYSE: DGX: Provides clinical laboratory diagnostic testing and health information services.
7+ YOEBS with 7+ yrs, MS with 4+ yrs, or PhD with 3+ yrs in clinical/biological data; 5+ yrs in regulated life sciences; 4+ yrs software/engineering.
Python, JavaScript, TypeScript, R, Terraform, AWS CDK, Docker, Git, GitLab CI/CD, GitHub CI/CD, Flask, React, Bootstrap, Jupyter, R Markdown, ggplot2, tidyverse, Plotly, matplotlib, Tableau, d3.js
1mo
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Principal Embedded Software Engineer
North Kingstown, Rhode Island, United States
OnsiteFull Time
Hayward Holdings
Hayward HoldingsNYSE: HAYW: Manufacturer of residential and commercial swimming pool equipment.
10+ YOE3+ MgmtBS/MS in computer engineering or related field; 10+ years embedded firmware experience, 3+ years leading architecture; expert C/C++; ARM Cortex-M and RTOS experience; UART/SPI/I2C/CAN/RS-485 protocols; hardware bring-up and debugging tools; Git.
C, C++, ARM Cortex-M, RTOS, UART, SPI, I2C, CAN, RS-485, JTAG, SWD, Oscilloscope, Logic Analyzer, Git
2mo
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Lead Systems Engineer, Battlespace
Waltham or Broomfield
$166k-$220k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
8+ YOE1+ Mgmt8+ years hardware/software systems engineering; 1+ year people management; MBSE; JAMA, Cameo, Matlab, Simulink; Python; statistics/AI/ML; U.S. Secret clearance eligibility; up to 25% travel.
JAMA, Cameo, MATLAB, Simulink, AFSIM, Python