113 junior software developer jobs at 65 companies in Connecticut
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Software Engineer
Greenwich, Connecticut, United States
OnsiteFull Time
IBG Holdings LLC: Private holding owning IBG membership interests and Interactive Brokers Group. Class B common stock.
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.
TravelersNYSE: TRV: A leading provider of property and casualty insurance.
2+ YOEBachelor’s degree in computer science or related STEM field, plus 2+ years of software development experience building enterprise applications and strong object-oriented programming fundamentals.
1+ YOEDevelop and maintain secure, reliable software; experience with C#, .NET, web technologies, RESTful APIs, SQL, and Git; BS in CS preferred; minimum 1 year programming experience.
Intact Insurance Specialty Solutions: Specialty insurance carrier serving brokers and wholesalers with coverage for complex commercial and unique risks.
1+ YOEBachelor's degree in computer science or related field, technical school degree, equivalent work experience, or on-the-job training; 1–3 years of related experience; ability to develop, test, document, and implement software.
TravelersNYSE: TRV: A leading provider of property and casualty insurance.
2+ YOEBachelor's in computer science or related STEM (or equivalent), 2+ years software engineering experience, strong OOP and SDLC knowledge, problem-solving, collaboration, and eagerness to learn Salesforce.
Illinois or Mississippi or Montana or North Carolina or Louisiana or Maryland or Maine or Minnesota or Nebraska or Missouri or North Dakota or New York or New Jersey or New Mexico or Nevada or Ohio or South Carolina or Texas or Rhode Island or South Dakota or Vermont or Tennessee or Virginia or Washington or Utah or Wisconsin or West Virginia or Oregon or Wyoming or Oklahoma or Pennsylvania or Colorado or Alabama or Arizona or California or Connecticut or District of Columbia or Florida or Iowa or Arkansas or Idaho or Kansas or Delaware or Georgia or Indiana or Kentucky or Michigan or Massachusetts or New Hampshire
2+ YOE2+ years systems analysis and application development; 1+ year development in Java/C++/Python; Agile experience; 1+ year with AI/generative AI, Confluent Kafka, and LLMs such as Gemina or Claude.
Java, C++, Python, Confluent Kafka, Gemina, Claude
Columbus or Alaska or Alabama or Arkansas or Arizona or California or Colorado or Connecticut or Delaware or Florida or Georgia or Hawaii or Iowa or Idaho or Illinois or Indiana or Kansas or Kentucky or Louisiana or Massachusetts or Maryland or Maine or Michigan or Minnesota or Missouri or Mississippi or Montana or North Carolina or North Dakota or Nebraska or New Hampshire or New Jersey or New Mexico or Nevada or New York or Ohio or Oklahoma or Oregon or Pennsylvania or Rhode Island or South Carolina or South Dakota or Tennessee or Texas or Utah or Virginia or Vermont or Washington or West Virginia or Wisconsin or Wyoming
$82k-$101k/yrHybridFull Time
Cummins Inc.NYSE: CMI: Global power leader in engines, powertrains, and energy solutions.
Bachelor's degree in computer science, engineering, or related field; software engineering experience preferred. Requires AWS, APIs, databases, cloud, Agile, testing, and distributed systems familiarity.
AWS, APIs, databases, telemetry, logging platforms, Microsoft Excel
Owego or Stratford or Orlando or Moorestown or Liverpool or King of Prussia
$91k-$169k/yrRemoteFull Time
Lockheed MartinNYSE: LMT: Global security and aerospace driving innovative defense solutions.
2+ YOERequires 2 years of Java and object-oriented development experience, HTML/CSS/JSP/JavaScript, REST APIs, SQL, relational databases, SDLC experience, communication skills, and US citizenship.
Subway: Global quick-service restaurant chain specializing in submarine sandwiches.
2+ YOE2–5 years of software engineering experience; JavaScript, Node.js, ReactJS, and React Native; REST APIs, databases, testing, troubleshooting, and collaboration. Bachelor's degree or equivalent experience.
The HartfordNYSE: HIG: Provider of property and casualty insurance and employee benefits.
2+ YOERequires 2+ years of backend software engineering, Java and Spring Boot, ArcGIS, Oracle geodatabases, RESTful APIs, AWS, Python, and Agile experience; bachelor's degree or comparable experience; US work authorization without sponsorship.
Chicago or Washington or Tallahassee or Sarasota or Hartford or Nashville or Costa Mesa or San Jose or Atlanta or Boston or Burlington or Cleveland or Columbus or Dallas or Denver or Fort Lauderdale or Fort Wayne or Grand Rapids or Indianapolis or Knoxville or Lexington or Livingston or Plano or Louisville or Los Angeles or Miami or The Woodlands or New York City or Oakbrook Terrace or Sacramento or San Francisco or South Bend or Springfield or Tampa or Houston or Austin or Charlotte
$62k-$100k/yrOnsiteFull Time
Crowe: Global public accounting, consulting, and technology firm.
Programming and software engineering experience, preferably in Python; algorithm and data structure knowledge; Linux and Docker experience; RESTful API development; autonomy, communication, adaptability, and machine learning curiosity.
The HartfordNYSE: HIG: Provider of property and casualty insurance and employee benefits.
2+ YOE2+ years software engineering experience; Java, Spring Boot, Python, Oracle, ArcGIS, RESTful APIs, AWS, Terraform, CI/CD, and Agile experience. Bachelor's degree or comparable experience; U.S. work authorization without sponsorship required.
San Francisco or Arizona or California or Colorado or Connecticut or District of Columbia or Florida or Georgia or Idaho or Illinois or Indiana or Iowa or Maryland or Massachusetts or Michigan or Minnesota or Missouri or New Jersey or New Mexico or New York or North Carolina or Ohio or Oklahoma or Oregon or Pennsylvania or Puerto Rico or Rhode Island or Tennessee or Texas or Utah or Vermont or Virginia or Washington or West Virginia or Wisconsin or Wyoming or Brazil or Canada or Colombia or France or Germany or Ghana or India or Indonesia or Italy or Kenya or Mexico or Morocco or Netherlands or Poland or Singapore or South Africa or Spain or Switzerland or United Kingdom
$95k-$149k/yrRemoteFull Time
Wikimedia Foundation: American 501(c)(3) nonprofit that hosts Wikipedia and supports free knowledge projects for readers, volunteers, and the public.
2+ YOE2+ years backend/platform engineering on distributed systems, proficiency in Java or C++, experience with production-grade services, observability, and data processing technologies.
Citadel: Private multi-strategy alternative investment manager serving public and private institutions through global market strategies.
Bachelor's, master's, or PhD in computer science, computer engineering, or a related field; programming, design, analytical, probability, statistics, and communication skills required.
distributed computing, natural language processing, machine learning
Castleton: Private global energy commodities merchant and infrastructure asset investor serving energy markets through trading and infrastructure ownership.
2+ YOEBachelor's or Master's in CS/STEM, 2+ years software engineering experience, strong CS fundamentals, backend Python proficiency, front-end experience (React/Angular/TypeScript) preferred, cloud (AWS) and data warehousing (Snowflake) familiarity, Linux and CI/CD experience, strong communication.
Pratt & Whitney: RTX-owned aircraft engine and auxiliary power unit manufacturer serving commercial, military, and business aviation customers.
2+ YOEBachelor's in STEM and 2+ years engineering experience (or advanced degree with 1+ year); U.S. citizenship required; experience with ML for scientific/engineering simulations; Python and SQL skills.
Alabama or Arizona or Colorado or Connecticut or Florida or Georgia or Idaho or Illinois or Indiana or Iowa or Kentucky or Louisiana or Maryland or Massachusetts or Michigan or Minnesota or Missouri or Montana or Nebraska or Nevada or New Jersey or New Mexico or New York or North Carolina or Ohio or Oklahoma or Pennsylvania or Rhode Island or South Carolina or Tennessee or Texas or Utah or Vermont or Virginia or Wisconsin
$80k-$95k/yrRemoteFull Time
Vultr: Privately held cloud infrastructure provider serving developers, enterprises, and AI innovators with compute, GPUs, storage, and networking.
2+ YOE2+ years building backend or systems software; production experience in Rust, Go, or C/C++; strong Linux knowledge; familiarity with IPMI/Redfish or bare-metal provisioning; proficiency with HTTP/JSON/gRPC and strong written communication.
General Dynamics Mission SystemsNew York Stock Exchange: GD: Defense electronics manufacturer and systems integrator for mission-critical solutions.
Bachelor's degree in software engineering, engineering, science, or mathematics; foundational systems integration skills; scripting and automation experience; eligibility for Secret clearance and U.S. citizenship required.
General Dynamics Mission SystemsNew York Stock Exchange: GD: Defense electronics manufacturer and systems integrator for mission-critical solutions.
Bachelor's degree in software engineering, engineering, science, or mathematics; Secret clearance preferred; U.S. citizenship required; knowledge of systems integration, Linux/Windows, scripting, automation, testing, and Agile tools.
Linux Server, Microsoft Windows Desktop, Microsoft Windows Server, PowerShell, Bash, Ansible, VMware, Proxmox, Zarf, GitLab CI/CD, Jira, Confluence, HTML, Java, Vue.js, .NET MAUI, Go, Docker, Kubernetes