110 software engineer c jobs at 63 companies in Danbury, CT
🚀PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
Vantage Elevation: Manufactures and supplies components and systems for elevators.
10+ YOEBachelor's in engineering or equivalent, 10+ years embedded real-time software experience, strong C/C++ skills, RTOS experience, Git familiarity, scripting and higher-level language experience, excellent communication and mentoring skills.
Vantage Elevation: Manufacturer of non-proprietary components and systems for elevators.
10+ YOEBachelor's in EE/CE or equivalent, 10+ years in real-time embedded software, strong C/C++, RTOS and firmware skills, Git experience, debugging/troubleshooting, mentoring and project leadership.
Interactive BrokersNASDAQ: IBKR: Automated global electronic brokerage and trading services provider.
2+ YOEBachelor's in CS/Math/Physics required; 2+ years C++ software development experience with OOP, STL, networking, concurrency, Linux/UNIX and shell scripting; strong communication skills.
FlexTrade Systems: Provider of multi-asset execution and order management trading software.
3+ YOE3+ years software development experience, degree in CS or equivalent, strong C++ and Python skills, UNIX experience, problem-solving, client-facing communication; trading algos and time-series/big-data exposure useful.
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
Clarapath: Robotic systems for automated tissue sectioning in pathology laboratories.
3+ YOEBachelor's degree in engineering, 3+ years embedded/control software experience, strong C/C++ and Python skills, embedded Linux/RTOS experience, motion control and sensor interfacing, Git, debugging and documentation experience.
Trexquant: Quantitative hedge fund developing systematic trading strategies.
2+ YOE2+ years C++ production coding; low-latency/high-throughput systems; degree in CS/Engineering/Math; Python a plus; alpha/strategy research data pipelines a plus.
Senior Software Developer for Quantum-Centric Supercomputing
Yorktown Heights, New York, United States
$161k-$276k/yrOnsiteFull Time
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.
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
4+ YOEBachelor's in CS/CE/Robotics/EE, 4+ years software engineering experience, embedded C/C++/Python/MATLAB skills, experience with state machines and software architecture, and US citizenship required.
ENSCO: Provides engineering and technology solutions for aerospace and transportation systems.
3+ YOE3+ years in software development with C, scripting, and test procedures; DO-178C requirements tracing; U.S. citizenship and ability to obtain security clearance.
C, Linux, VectorCast, Green Hills, Python, DOORS, GitHub, Synergy, Lab environment
Seattle or Arlington or Bellevue or New York or Astoria or Brooklyn or Carle Place or Cupertino
$144k-$224k/yrOnsiteFull Time
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
3+ YOE3+ years professional software development; 2+ years design/architecture; 3+ years building complex software systems; 2+ years multi-tier or distributed apps in C#/C++/Java/Perl; Bachelor's degree or equivalent.
The HartfordNYSE: HIG: Provides business and personal insurance, group benefits, and investments.
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.
Milford or Cocoa Beach or Orlando or Sioux Falls or Orlando or Jacksonville or Columbus or York Haven or Birmingham or Augusta or Nashville or Houston or Dallas or Albuquerque or Columbia or Milwaukee or McAllen or El Paso or San Antonio or Salt Lake City or Charlotte or Phoenix or Sunrise or Louisville or Sunrise
$150k-$175k/yrOnsiteFull Time
BeneLynk: Provides social care advocacy and government benefit enrollment assistance.
8+ YOE8+ years software development; strong in C#/.NET; REST APIs; Azure; scalable SaaS; distributed teams; healthcare/regulatory context.
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.
Warby ParkerNYSE: WRBY: Warby Parker is a retailer of prescription eyewear and contacts.
7+ YOE7+ years software development; experience building scale search, recommendation, and personalization systems; proficient in Golang, Python, or C#; strong system design and cloud (AWS).
Subway: Operates a global chain of franchised quick-service sandwich restaurants.
5+ YOEBachelor's or equivalent experience, 5+ years production software development, strong with Node.js/TypeScript/Java/C#, serverless AWS (Lambda, API Gateway, DynamoDB, SQS/SNS), REST/GraphQL APIs, CI/CD and Git workflows, Terraform/IaC, and daily use of AI-assisted development tools (GitHub Copilot, Claude).
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