26 senior backend developer jobs at 21 companies in Trumbull, CT
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Backend Engineer_AI Gateway
Englewood Cliffs or Plano
$11k/moOnsiteContract
SBT Global: Provides integrated IT consulting and global logistics management services.
Deep expertise in async Python and network programming, cloud infrastructure, container orchestration, streaming data, security gateways, IAM/SSO, observability, and CI/CD.
Backend Software Engineer - Assistant Vice President
Greenwich or New York City
$130k-$170k/yrHybridFull Time
iCapital: A global fintech platform for alternative investment marketplace access.
6+ YOEDegree in software engineering,6+ years web application development,experience with Python/Scala/Node.js,knowledge of relational/NoSQL modeling,testing and SSO familiarity.
United States or New York City or Palm Beach or Los Angeles or Miami or Greenwich or Westchester County or The Hamptons or San Francisco or Manhattan
$190k-$250k/yrRemoteFull Time
Atria Health Institute: Membership-based concierge practice providing preventive, precision-based medical care.
4+ YOE4+ years building and operating LLM-powered production ML systems, strong Python, backend framework experience (FastAPI/Flask), LLM orchestration and retrieval design, Snowflake/dbt/Dagster/Airflow familiarity, evaluation systems, HIPAA/PHI knowledge, and strong written communication.
CognizantNasdaq: CTSH: Provides global information technology and business process outsourcing services.
10+ YOE10+ years professional software development experience with extensive focus on Python3 for backend/service applications; experience designing scalable architectures, testing, performance tuning, hybrid teams, and mentoring developers.
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
6+ YOEBachelor's in Computer Science, 6+ years experience, proficiency in Java/Python/JS/TS, web/backend development, databases, cloud platforms, Kubernetes, and strong communication and problem-solving skills.
Senior Software Engineer II, Confluent Secure Compute
Poughkeepsie or Lowell or Rochester or Tucson or Research Triangle Park or Armonk or Boston or Bellevue or Atlanta or San Jose or Dallas or Austin or San Francisco or Seattle
$131k-$245k/yrHybridFull Time
IBMNew York Stock Exchange: IBM: Global technology providing enterprise software, cloud, and consulting.
5+ YOEBachelor's degree,5+ years building backend production systems,strong programming skills (Python/Go/C/C++/Java),cloud and container experience,observability and operational excellence,technical leadership and collaboration.
CGINYSE: GIB: Provides information technology and business consulting services.
6+ YOE6+ years Python backend development, REST API (FastAPI/Flask), strong SQL, hands-on AWS (Lambda,S3,SQS,DynamoDB,EC2,EKS), CI/CD and production support experience.
VersantNasdaq: VSNT: Operates cable television networks and digital media entertainment platforms.
6+ YOE6+ years professional software development; strong JavaScript/TypeScript and modern front-end framework experience; backend experience in Java/Node.js/Python/Go; microservices, cloud, Git, CI/CD familiarity.
UberNYSE: UBER: A technology platform for transportation, delivery, and freight.
8+ YOEBachelor's in CS or equivalent, 8+ years engineering experience, strong leadership and system design skills, experience with high-scale backend systems, excellent cross-functional collaboration and problem-solving.
Full Stack Staff Software Engineer — AI-Augmented Development
Charlotte or Hartford or Columbus or Chicago
$116k-$174k/yrHybridFull Time
The HartfordNYSE: HIG: Provides business and personal insurance, group benefits, and investments.
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.
The Cigna GroupNYSE: CI: Provides health insurance and pharmacy benefit management services.
5+ YOEBachelor\u0002s in Computer Science, Electronics Engineering or related with 5+ years (or Master\u0002s with 3+ years). Experience designing microservices, backend services, secure REST APIs, cloud (AWS/Azure), DevOps/CI/CD, OAuth/SAML/Active Directory, and enterprise architecture.
RegeneronNasdaq: REGN: Discovers and manufactures medicines for serious diseases.
5+ YOE2+ Mgmt8+ years software development with backend focus; experience hosting in regulated domains; HIPAA/HITRUST; AWS serverless; JavaScript/TypeScript/Node.js; REST APIs; RDBMS/NoSQL; PII/PHI handling.