45 software development engineer full stack jobs at 19 companies in Middletown, CT
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Full Stack Staff Software Engineer — AI-Augmented Development
Charlotte or Hartford or Columbus or Chicago
$116k-$174k/yrHybridFull Time
The HartfordNYSE: HIG: Provider of property and casualty insurance and employee benefits.
10+ YOE10+ years software engineering experience, 5+ years tech lead experience; Bachelor’s in CS or related (or equiv. experience); expertise in frontend and backend stacks, cloud (AWS/GCP), CI/CD, databases, APIs, and AI-augmented development tools.
Viability: Nonprofit human-services organization helping people with disabilities find work, build skills, and live independently in their communities.
3+ YOERequires 3+ years of software engineering experience, strong Python, API or mobile application development, database and AWS experience, CI/CD automation, and strong problem-solving and collaboration skills.
Python, FastAPI, AWS ECS Fargate, Amazon Bedrock, LangGraph, LangChain, OpenAI, React Native, Flutter, Swift, Kotlin, PostgreSQL, DynamoDB, MongoDB Atlas, Terraform, GitHub Actions, Apple App Store Connect, Google Play, New Relic, OpenTelemetry, AWS X-Ray, MongoDB Atlas Vector Search, Google OR-Tools, CP-SAT
Boston or Hartford or Jersey City or New York City or Raleigh or Richardson
$64k-$109k/yrOnsiteFull Time
InfosysNYSE: INFY: Global leader in next-generation digital services and consulting.
Bachelor's degree or equivalent experience; hands-on Java, Python, Spring Boot, API, microservices, AWS, Angular or React, and full-stack development experience. Work authorization without sponsorship required.
ASSA ABLOYNasdaq Stockholm: ASSA B: Global leader in access solutions and door opening technology.
5+ YOE5+ years full‑stack development with strong front-end focus (React, Tailwind); experience with PHP/Laravel, Node.js, SQL, CI/CD, Docker, accessibility, CMS-driven marketing, and translating Figma to production.
Springfield or Boston or Springfield or Boston or India
$128k-$168k/yrHybridFull Time
MassMutual: Mutual U.S. life insurer providing life insurance, protection, retirement, and investment services to individuals, families, and businesses.
5+ YOEBachelor's degree in a technical field, 5+ years of software development, 4+ years with front-end JavaScript frameworks, 2+ years in Agile, and 1+ year with AI technologies.
The HartfordNYSE: HIG: Provider of property and casualty insurance and employee benefits.
7+ YOERequires 7+ years of full-stack development experience, Java, JavaScript/TypeScript, Python, AWS, APIs, microservices, databases, DevOps tools, and a bachelor's degree in a related field.
Austin or Charlotte or Dallas or Hartford or Jersey City or New York City or Pennington or Princeton or Raleigh or Richardson or Tampa
$76k-$127k/yrOnsiteFull Time
InfosysNYSE: INFY: Global leader in next-generation digital services and consulting.
Bachelor's degree or equivalent experience; expertise in Core Java, Spring Boot, Spring MVC, full-stack development, and Angular or React. SQL, microservices, Python, and AI tools preferred.
Java, J2EE, Spring Boot, Spring MVC, Struts, Angular, React JS, SQL, Oracle, PostgreSQL, MySQL, Microsoft SQL Server, REST API, Python, AI
ZenSource: Private holding operating three digital agencies serving healthcare, education, financial-services, and manufacturing organizations.
4+ YOE4+ years full‑stack development with 4+ years Drupal (10/11) experience, Python and AWS Lambda proficiency, 2+ years AI development, cloud-native/AWS knowledge, strong technical leadership and communication.
Mountain View or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or New York City or Cleveland or Oklahoma City or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$80k-$294k/yrHybridFull Time
AccentureNYSE: ACN: Global professional services delivering 360° value.
7+ YOERequires 7+ years in full-stack AI/ML engineering and computer science, 5+ years in distributed systems, 4+ years deploying AI/ML software to cloud, and a bachelor's degree or equivalent experience.
Founding Software Engineer - AI & Operations (Full-Stack)
Wallingford, Connecticut, United States
OnsiteFull Time
United Concrete Products: American-owned precast and prestressed concrete manufacturer serving infrastructure customers.
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
CognizantNASDAQ: CTSH: Global professional services providing technology and consulting services.
8+ YOE8+ years developing enterprise applications with Java, Spring Boot, microservices, RESTful APIs, AWS, PostgreSQL, SQL, and Angular 13–16; Agile experience and strong communication skills required.
CognizantNASDAQ: CTSH: Global professional services providing technology and consulting services.
Proven experience with .NET Core/C#, React.js, JavaScript, AWS, and SQL Server; experience leading technical teams, strong communication and software engineering best practices.
.NET Core, C#, React.js, JavaScript, AWS, SQL Server
RCN Capital: Private direct lender providing fix-and-flip, DSCR, multifamily, and construction financing to real estate investors and wholesale partners.
7+ YOE7+ years software development; senior/lead engineer; full stack with .NET, React/TypeScript; AI/GenAI; Azure; PostgreSQL/CosmosDB; cloud-native; offshore collaboration.
RCN Capital: Private direct lender providing fix-and-flip, DSCR, multifamily, and construction financing to real estate investors and wholesale partners.
7+ YOESenior software engineer with 7+ years, lead/architect, full stack in .NET 10, React, TypeScript, Azure, PostgreSQL/CosmosDB; AI/GenAI, offshore teams.
Full Stack Java Engineer - Eden Prairie, MN or Hartford, CT (Hybrid)
Eden Prairie or Hartford
$73k-$130k/yrHybridFull Time
UnitedHealth GroupNYSE: UNH: Diversified health care helping people live healthier lives.
4+ YOE4+ years professional software engineering experience; 3+ years Java backend (Java 17+) with Spring/Spring Boot; 2+ years public cloud (AWS or Azure), databases, unit testing (JUnit/Mockito), REST APIs, and CI/CD experience.
ThayerMahan: Private U.S. maritime technology providing autonomous acoustic surveillance systems and services to government and commercial customers.
8+ YOEU.S. citizenship, bachelor's or master's degree preferred, 8+ years of relevant industry experience, ability to obtain DoD security clearance, and full-stack software development skills.
RTXNYSE: RTX: Aerospace and defense providing advanced technology solutions.
10+ YOESTEM degree and 10+ years experience, U.S. Person required, proficiency in Python and C++, CI/CD and DevOps, LLMs/RAG/AI frameworks, cloud deployment, and integrating models into applications.