22 principal software engineer jobs at 14 companies in Trumbull, CT
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Principal Software Engineer
Warsaw or Fridley or Mounds View or Brooklyn Park or Fort Worth or North Haven or Jacksonville or Boston or Lafayette
$153k-$229k/yr OnsiteFull Time
5+ YOEBachelor's + 7+ years software engineering or advanced degree + 5+ years; experience designing, developing, testing and deploying scalable, reliable software for manufacturing; leadership, mentoring, and cross-functional collaboration.
Ignition, deviseWISE, Azure, AWS, Docker, Kubernetes, Jenkins, Terraform, React, Angular, Node.js, ASP.NET, HTML5, CSS3, WebAPI, Microservices Architecture, Test-Driven Development, Agile & Scrum, CI/CD Pipelines, RESTful API Design, Java, C++, NET, Scala, Lua, Python, SQL
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Principal Software Engineer
Warsaw or Fridley or Mounds View or Brooklyn Park or Fort Worth or North Haven or Jacksonville or Boston or Lafayette
$153k-$229k/yr HybridFull Time
5+ YOEBachelor’s degree + 7+ years software engineering or advanced degree + 5+ years; experience designing and developing scalable systems for manufacturing operations; mentoring, requirements capture, database architecture, CI/CD, and cross-functional collaboration; ability to travel 25%.
Ignition, deviseWISE, Microsoft Azure, AWS, Docker, Kubernetes, Jenkins, Terraform, React, Angular, Node.js, ASP.NET, HTML5, CSS3, WebAPI, Microservices Architecture, CI/CD Pipelines, RESTful API Design, Java, C++, .NET, Scala, Lua, Python, SQL
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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
3w
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Principal Software Engineer
Englewood Cliffs, New Jersey, United States
$165k-$225k/yr HybridFull Time
7+ YOE7+ years frontend development, strong testing and CI/CD experience, familiarity with Git/Jenkins/Jira, ability to design architecture and mentor engineers.
React, PostgresSQL, GraphQL, ElasticSearch, Redis, Node.js, Go, AWS, Jenkins, DataDog, Splunk, Github, StoryBook, Kubernetes, Amplitude, Git, Jira
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Principal Software Engineer
Hartford or Charlotte or Columbus or Chicago
$168k-$253k/yr HybridFull Time
12+ YOE12+ years enterprise application development experience, bachelor’s degree in CS/Engineering required, hands-on with Java, Spring Boot, Angular/TypeScript, SQL, cloud (AWS), APIs/microservices, observability tools; strong communication and AI-first experience.
Java, Spring Boot, Angular, TypeScript, SQL, AWS, Application Insights, Splunk, APIs, microservices, event-driven architectures, Identity and Access Management, AI frameworks, CI/CD, DevSecOps
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Principal Software Development Engineer
Hartford, Connecticut, United States
$144k-$288k/yr HybridFull Time
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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Principal Engineer Software - Storage (Chronosphere)
Burbank or Denver or Chicago or Austin or Jacksonville or Hartford or Bridgeport or Seattle or Boston or New York City
$147k-$238k/yr RemoteAll Commitments Available
Design and build scalable backend services for high-volume telemetry data; strong backend skills; cloud infra experience; API design; mentorship.
Go, Java, Python, Rust, AWS, GCP, Azure, REST, gRPC, GraphQL
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Principal Embedded Software Engineer
New Haven, Connecticut, United States
$180k-$220k/yr OnsiteFull Time
Extensive embedded systems experience, deep C/C++ and Python skills, RTOS and real-time control expertise, firmware-to-hardware lifecycle ownership, PCB/CAD/fabrication experience, and comfort in wet-lab hardware environments.
C, C++, FreeRTOS, Zephyr, Python, Altium, KiCad, SolidWorks, Onshape, I²C, SPI, UART, RS-485/Modbus RTU, CAN/CANopen, EtherCAT, USB, Ethernet, oscilloscope, logic analyzer, SWD/JTAG, Yocto, Buildroot, PREEMPT_RT, systemd, ROS 2, LabVIEW, AWS
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Principal Software Engineer
Charlotte or Chicago or Columbus or Hartford
$168k-$253k/yr HybridFull Time
12+ YOE12+ years enterprise application development experience, Bachelor’s in CS or related, expertise in Java, Spring Boot, Angular/TypeScript, SQL, cloud (AWS preferred), API/microservices/event-driven architectures, observability tools, and AI-assisted development; strong communication and strategic leadership.
Java, Spring Boot, Angular, TypeScript, SQL, AWS, Application Insights, Splunk
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Principal Cybersecurity Software Engineer P4 (Onsite)
East Hartford, Connecticut, United States
$108k-$205k/yr OnsiteFull Time
8+ YOEU.S. citizen able to obtain/maintain DoD Secret clearance; Bachelor\u0002s in STEM; 8+ years engineering experience (or advanced degree +5); experience in embedded cybersecurity, architecture, vulnerability assessments, and security tooling.
NIST Cybersecurity Framework (CSF), Risk Management Framework (RMF), Avionics Secure Software Development Lifecycle (SSDLC), MIL-STD-516, DO-178
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Principal Security Engineer
Greenwich, Connecticut, United States
$160k-$210k/yr OnsiteFull Time
7+ YOE7+ years in security and software engineering with hands-on DevSecOps and cloud security; experience with identity and access management, network and endpoint security, offensive security, CI/CD and IaC tooling.
Okta, Microsoft 365, Google Workspace, AWS, Terraform, OPA, CI/CD, NIST CSF, OWASP
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AI Principal Engineer
Boston or Hartford or Missouri
$192k-$240k/yr OnsiteFull Time
Bachelor's in CS/Engineering/Math required (advanced degree preferred). Significant experience delivering production AI/ML systems, proficiency with Python/TypeScript/Rust, LLM and MLOps knowledge, model lifecycle and MLOps practices, and leadership of technical initiatives.
Python, TypeScript, Rust, LLM, MLOps
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Principal Architect
Melville, New York, United States
$170k-$190k/yr OnsiteFull Time
10+ YOE10+ years software engineering with principal/staff architecture experience, strong AWS cloud architecture, Java backend and Angular frontend experience, data systems (Postgres/Oracle), expertise designing AI/LLM integrations and AI development lifecycle, compliance-minded design (PCI/PII), strong communication and documentation skills.
AWS, Java, Angular, Postgres, Oracle
3w
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Data Scientist, Principal
Oakland or Washington or Ohio or District of Columbia or California or Long Beach or Arizona or Colorado or Connecticut or Florida or Georgia or Maryland or Minnesota or Nevada or Oregon or El Dorado Hills or San Diego or Woodland Hills or Alabama or Illinois or Virginia or Wisconsin or Texas or New York
$182k-$273k/yr HybridFull Time
8+ YOEAdvanced experience in applied AI/ML and software development, strong Python engineering, hands-on with deep learning and LLM frameworks, experience building production AI applications and leading ML design.
Python, PyTorch, TensorFlow, LangChain, LangGraph, SQL, Spark, Azure, Google Cloud, AWS
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Principal AI Architect
Hartford or Stamford
$141k-$222k/yr OnsiteFull Time
Extensive software engineering and systems architecture experience; hands-on experience designing large-scale AI/ML systems; expertise in distributed systems, ML frameworks, and cloud platforms; leadership and mentorship experience.
TensorFlow, PyTorch, JAX, Python, Java, C++, Go, AWS, GCP, Azure, Docker, Kubernetes, Kubeflow, MLflow, SageMaker, Vertex AI, TensorFlow Serving, Triton
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Senior Architect (IT Principal), Enterprise Architecture - Contact Center & Service Transformation
Austin or Bloomfield
$140k-$233k/yr HybridFull Time
8+ YOEBachelor's in CS/Engineering (advanced degree preferred), 8+ years in software engineering/infrastructure/architecture, enterprise architecture experience, strong influencing and executive communication skills.
CCaaS, AI
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