70 software systems engineer jobs at 39 companies in Avon, CT
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IT Software Systems Engineer
Holyoke, Massachusetts, United States
HybridContract
5+ YOEBachelors in CS/EE/related, 5+ years Microsoft-stack software development and administration experience (Windows, SQL Server, IIS, .NET, Power Platform, Active Directory/Entra ID). Microsoft certs preferred; knowledge of networking and change control required.
Microsoft Windows, Microsoft SQL Server, Microsoft Internet Information Services, Microsoft Power Platform, .NET, Microsoft Active Directory, Microsoft Entra ID
3w
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Radar Systems/Software Engineer
Trumbull, Connecticut, United States
$105k-$170k/yr OnsiteFull Time
5+ YOEB.S. in EE/Physics/CompE (M.S. preferred),5+ years radar and M&S experience,proficient in MATLAB,Python,C/C++,CUDA,VHDL,Windows/Linux,ability to obtain DoD Secret clearance,U.S. citizenship required.
MATLAB, Python, C, C++, CUDA, VHDL, Windows, Linux
2mo
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Systems Software & Integration Engineer 2026
Hartford, Connecticut, United States
$85k/yr OnsiteFull Time
4+ YOEBachelor's in CS/IS, 4+ years in ERP/system design and support (preferably Ellucian Banner), RDBMS and SQL experience, reporting tools (Argos/Cognos/PowerBI), strong communication and IT literacy.
Ellucian Banner, Oracle, Microsoft SQL, MySQL, Postgres, TOAD, SQL Developer, SQL, PL/SQL, PostgreSQL, Argos, Cognos, PowerBI, Microsoft Word, Microsoft Excel, Microsoft Outlook, Microsoft Teams, Unix, Linux, HTML5, CSS, Bootstrap, JSON, Java, JavaScript, AngularJS, RESTful Web Services, NodeJS, React.js, Visual Studio, crontab, Automic, ISE (EnterpriseSCHEDULE), Ellucian Experience portal, Ellucian Data Connect, Ellucian Ethos, Intelligent Learning Platform (ILP), Blackboard
1mo
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Senior Software Engineer - Personal Insurance
Hartford or Atlanta or Cockeysville or Saint Paul
$139k-$230k/yr HybridFull Time
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
5d
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Embedded Software Engineer
Farmington, Connecticut, United States
$93k-$139k/yr OnsiteFull Time
5+ YOEBachelor's degree in engineering or related field and 5+ years of embedded software experience. Requires C/C++ proficiency, embedded systems development, debugging, testing, and strong analytical skills.
C, C++, TI C2000, ST microcontrollers, Code Composer Studio, Git, Bitbucket, Jira, in-circuit emulators, oscilloscopes, serial analyzers
1mo
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Senior Java Software Engineer -Aerospace Systems
East Hartford or United States
RemoteFull Time
3+ YOE3+ years experience with Java and Python, embedded/real-time systems, knowledge of DO-330 and DO-178C, Git and Linux experience, strong communication, and U.S. citizenship required.
Java, Python, Git, Linux, DO-178C, DO-330
1mo
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Staff Software Engineer - AI
Hartford or Charlotte
$128k-$191k/yr HybridFull Time
Deep AI/ML and software engineering expertise with experience building agentic and generative AI systems; proficiency in Python/Java/C++; cloud and MLOps experience; test automation and Git skills; strong problem-solving and collaboration.
Python, Java, C++, Playwright, MLflow, Kubeflow, Docker, Git, LangGraph, Crew AI, Semantic Kernel, AWS, Azure, GCP, LLMOps, MLOps, Gemini, Claude
2mo
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Systems Engineer, Embedded Solutions (New Haven, CT, US, 06511)
New Haven or Berlin
OnsiteFull Time
Hands-on, broadly skilled systems engineer with cross-domain experience in hardware, firmware, and software; travels to customer sites; strong collaboration and communication.
2mo
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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
1mo
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Product Engineer (Production Systems)
South Deerfield or London or Cambridge
$150k-$250k/yr HybridFull Time
Strong PostgreSQL expertise, data modeling and systems-design judgment, hands-on systems integration, and solid software engineering fundamentals to build and operate production software systems for factory operations.
PostgreSQL, ERP/MRP
1w
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Senior Software Engineer – Platform & Agentic AI Engineering
Charlotte or Hartford or Columbus or Chicago
$128k-$191k/yr HybridFull Time
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
1mo
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IT Senior Software Engineer (Hybrid)
Berlin or Westwood
$127k-$142k/yr HybridFull Time
5+ YOE5+ years experience; Bachelor's degree or equivalent; design and implement systems, drive release management, mentor engineers, able to respond to emergencies and travel between MA/CT/NH; Maximo experience a plus.
Maximo
3d
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Software Engineer II – AI Agents & Harnesses
Atlanta or Hartford
$120k-$199k/yr HybridFull Time
4+ YOEBachelor's degree in computer science or related STEM field, 4+ years of software development, Python, AI application delivery, cloud platforms, distributed systems, and CI/CD experience.
Python, TypeScript, AWS, Azure, Kubernetes, Terraform, CDK, GitHub Actions, Jenkins, AWS AgentCore, Strands Agents, LangGraph, Helm
2mo
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Entry Level Infrastructure Software Engineer
Pittsfield, Massachusetts, United States
$78k-$86k/yr HybridFull Time
Bachelor's in Systems Engineering or related field, U.S. citizenship, DoD Secret clearance preferred, ability to travel up to 50%, experience with Linux/Windows, PowerShell/BASH/Ansible, VMware/Proxmox, CompTIA Security+ or ability to obtain.
Linux, Microsoft Windows, PowerShell, BASH, Ansible, VMware, Proxmox
1mo
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Product Software Engineer II
Bristol or Seattle or Glendale
$115k-$154k/yr HybridFull Time
3+ YOEBachelor's degree or equivalent, 3+ years building backend systems/APIs in Java (Spring Boot preferred). Experience with AWS, monitoring/observability, CI/CD, Git, team on-call rotations, and scalable distributed systems.
Java, Spring Boot, AWS, ECS, Lambda, CloudFront, S3, DataDog, New Relic, CloudWatch, CI/CD, Git, TeamCity, Jenkins, Cursor, Claude Code, Angular, HAProxy, Varnish, CDN, REST APIs
1w
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Founding Software Engineer - AI & Operations (Full-Stack)
Wallingford, Connecticut, United States
OnsiteFull Time
3+ YOE3+ years engineering experience with ownership of a production system; strong full‑stack fundamentals, SQL, LLM API production integrations, OCR/document extraction, and self-directed problem solving.
OpenAI, Anthropic, OCR, MaintainX, Claude Code, Copilot, SQL
3mo
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Senior Engineer – Agile Software Development – Engine System Software P3 (Onsite)
East Hartford, Connecticut, United States
$87k-$165k/yr OnsiteFull Time
5+ YOEBachelor’s in STEM; 5 years engineering experience or 3 years with advanced degree; Agile software development; safety-critical software; DO-178B knowledge.
Agile, Software development
5d
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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
3mo
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Verification Engineer, Software (Danbury, CT, US, 06810)
Danbury, Connecticut, United States
$105k-$120k/yr OnsiteFull Time
10+ YOE10+ years in software verification, automated test development, or embedded systems testing; Python and Robot Framework; RESTful testing; Redfish; CI/CD; HVAC/industrial controls experience.
Python, Robot Framework, Redfish, REST APIs, BACnet, Modbus, JIRA, Confluence, codebeamer, MS Office 365
2w
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Sr. Software QA Engineer
Shelton, Connecticut, United States
$126k-$130k/yr HybridFull Time
5+ YOEMaster's in computer science or related and 5+ years experience including export/compliance assessment, CAD BOM formats, SAP MRP integration testing, system validation, change control, and Jira-based test traceability.
Altium, SolidWorks, Pro-E, OrCad, MicroStation, SAP MRP, Jira
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