79 c software engineer jobs at 43 companies in Thomaston, CT

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Embedded Software Engineer
Farmington, Connecticut, United States
$93k-$139k/yr OnsiteFull Time
Otis
OtisNYSE: OTIS: Manufacturer and service provider of elevators and escalators.
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
1w
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Software Engineer
New York City or Greenwich or Houston or London or Singapore
$150k-$300k/yr OnsiteFull Time
Citadel
Citadel: Global alternative investment management firm
6+ YOERequires 6+ years of software engineering experience, a bachelor's degree in computer science or related STEM field, expert Java, C++, or Python skills, and strong design, analysis, communication, and teamwork abilities.
Java, C++, Python
1mo
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Specialist Software Engineer (41023)
Northampton, Massachusetts, United States
$97k-$180k/yr OnsiteFull Time
L3Harris Technologies
L3Harris TechnologiesNYSE: LHX: Aerospace and defense providing mission-critical technology solutions.
4+ YOE4+ years embedded software experience with C/C++, embedded Linux, kernel/driver work, video interfaces, Git, and hardware interfacing; bachelor's degree or equivalent experience required.
QT, C, C++, Linux, Git, GenICam, GigE Vision, Camera Link, UART, SPI, I2C, CAN, Python, CI/CD
1mo
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Software Engineer - P2 (Onsite)
East Hartford, Connecticut, United States
$69k-$131k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
2+ YOEBachelor's in STEM, 2 years engineering experience, U.S. citizenship required, experience with C/C++/Python and real-time embedded concepts, knowledge of airworthiness standards.
C, C++, Python, SPI, MIL-STD-1394, MIL-STD-1553, Ethernet, JIRA, Git
2w
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Embedded Software Engineer - Sustaining Engineering
Danbury, Connecticut, United States
OnsiteFull Time
Leonardo DRS
Leonardo DRSNASDAQ: DRS: Manufactures advanced electronic systems for defense and military applications.
2+ YOEBachelor's degree in engineering or CS, 2+ years embedded software experience with C/C++, debugging and root-cause analysis, version control knowledge, US citizenship and ability to obtain DOD clearance.
C, C++
1w
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Software Engineer Sr - E3
Herndon or King of Prussia or Sunnyvale or Palo Alto or New York City or Newark or Denver or Stratford or Moorestown or Dallas or Fort Worth or Orlando or Grand Prairie or Marietta or Camden or Lexington or Ocala or Lufkin
$88k-$228k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures advanced aerospace, defense, and security systems.
3+ YOE3+ years developing backend software on Linux with C/C++ or Java; Agile experience; complex application testing/debugging; active TS/SCI clearance; bachelor's degree typically required.
Linux, C, C++, Java, SAFe, Kanban, Scrum, Ant, Git, Maven, Gradle, Jenkins, Jira, Confluence, Collaborator, Docker, Kubernetes, Matlab, STK, AWS
1mo
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Principal Software Engineer - Software Architect
Charlotte or Hartford
$130k-$190k/yr OnsiteFull Time
Talcott Financial Group
Talcott Financial Group: International life insurance group providing risk and retirement solutions.
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
3mo
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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
3w
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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)
1mo
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Senior Software Developer for Quantum-Centric Supercomputing
Yorktown Heights, New York, United States
$161k-$276k/yr OnsiteFull Time
IBM
IBMNew York Stock Exchange: IBM: Global technology providing enterprise software, cloud, and consulting.
Master's degree required; strong proficiency in Python and a systems language (C, C++, or Rust); experience with modern software engineering practices, HPC/resource managers, EM/quantum ecosystems, and strong communication skills.
Python, Rust, C, OpenMP, MPI, GPU, Slurm, PBS, Grid Engine, LSF, Qiskit, OpenQASM, CUDA-Q, Linux, HPC, CI/CD
3mo
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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
1w
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Software Engineer
Hartford, Connecticut, United States
$88k-$132k/yr HybridFull Time
The Hartford
The HartfordNYSE: HIG: Provides property and casualty insurance and financial products.
3+ YOERequires 3+ years developing systems with .NET, C#, SQL, and relational databases, plus a bachelor's degree in computer science, information technology, or a related discipline.
C#, ASP.NET MVC, HTML5, CSS, Python, Microsoft Visual Studio, AWS, MS SQL Server 2019, RESTful APIs, Microservices, CA AutoSys, Agile Scrum, SSIS, Copilot, .NET, SQL, relational databases
3mo
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Software Engineer
New York City or Old Greenwich
OnsiteFull Time
Ellington Management Group
Ellington Management Group: Manages alternative investment funds specializing in mortgage-backed securities.
0+ YOEStrong programming skills, SQL, and knowledge of one or more of C#, JavaScript, or TypeScript; Python helpful; experience with APIs, CI/CD, and AI tooling; strong problem-solving and ownership.
SQL, C#, JavaScript, TypeScript, Python, React, Angular, CI/CD
2w
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Principal Embedded Software Engineer
New Haven, Connecticut, United States
$180k-$220k/yr OnsiteFull Time
Bexorg
Bexorg: Developing whole-brain perfusion platforms for neurodegenerative drug discovery.
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
2mo
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Middle Office Software Developer
Norwalk or Rowayton
$115k-$200k/yr OnsiteFull Time
Graham Capital Management
Graham Capital Management: Manages alternative investment funds using quantitative and discretionary macro strategies.
5+ YOEBachelor's in computer science, 5+ years software development in financial services, experience with C#, Windows and web frameworks, SQL Server, messaging/SOA/APIs, Agile and unit/integration testing.
C#, Windows Forms, WPF, ASP.NET MVC, Angular, JavaScript, Web API, SQL Server, MOM, SOA, APIs, Agile, Coding agents and AI-assisted development tools
2d
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2027 Masters Software Engineer Intern/Co-op
Austin or Boxborough or Rochester or Fort Collins or Longmont or Fishkill
$80k-$120k/yr HybridInternship, Contract
AMD
AMDNASDAQ: AMD: Designs and manufactures computer processors and graphics technology.
Currently enrolled in a US master's program in computer, electrical engineering, computer science, or related field; software engineering knowledge and experience with programming, operating systems, databases, cloud, frameworks, and version control preferred.
C, C++, Python, Windows PowerShell, Linux shell script, Perl, Java, JavaScript, UML, UNIX, Linux, MySQL, PostgreSQL, MongoDB, Azure, Django, Rails, Spring Boot, HTML, XML, XSL, Git, GitHub, Perforce, OAuth, SSL, TLS
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
4d
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Senior Software Engineer, Instrument Control
Branford or San Diego
$155k-$175k/yr OnsiteFull Time
Quantum-Si
Quantum-SiNASDAQ: QSI: Single-molecule protein sequencing instruments and laboratory consumables.
5+ YOEBachelor's degree or equivalent practical experience; 5+ years of software development focused on C#, .NET 6+, Linux, Git, testing, CI/CD, multithreading, RPC, architecture, and performance optimization.
C#, .NET 6+, Linux, Ubuntu, Git, Agile, Scrum, CI/CD, gRPC, Serial, USB, I2C, CAN, Avalonia, Python, Bash, systemd, udev
1mo
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Radar Systems/Software Engineer
Trumbull, Connecticut, United States
$105k-$170k/yr OnsiteFull Time
Technology Service Corporation
Technology Service Corporation: Develops advanced sensor systems and engineering solutions for defense.
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