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38 software development entry jobs at 29 companies in West Haven, CT

5d
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Software Development Engineer I
Bethpage or Plano
$84k-$137k/yr OnsiteFull Time
Optimum
OptimumNYSE: OPTU: Provides broadband, television, and mobile connectivity services to customers.
1+ YOEBachelor's degree or equivalent, 1+ years backend development experience, proficiency in Java/C/Go, Spring Boot, REST/JSON, SQL/NoSQL, Git and CI/CD, automated testing, cloud and container technologies.
Java, C, Go, Spring Boot, REST, JSON, Git, Bamboo, GitLab, JUnit, Selenium, VS Code, Cursor, Eclipse, Spring Tools Suite, Vertex API, GCP, AWS, Azure, MongoDB, Cassandra, Redis, Oracle, MySQL, PostgreSQL, CI/CD, Containers
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2d
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Software Development Engineer
Hartford, Connecticut, United States
$79k-$159k/yr HybridFull Time
CVS Health
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
2+ YOEExperience building backend services and APIs with Java or Node.js, familiarity with SDLC, REST/GraphQL, debugging, and ~2 years relevant experience or equivalent; Bachelor’s in CS/Engineering preferred.
Java, Spring Boot, Node.js, TypeScript, REST, GraphQL, SDLC, Kafka, CI/CD, LLM
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1mo
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Software Development Engineer in Test
Boston or San Francisco or Windsor
HybridFull Time
SS&C Technologies
SS&C TechnologiesNasdaq: SSNC: Provides software and technology for financial and healthcare sectors.
2+ YOEBS in CS or related, 2+ years software development experience, proficiency in Python/Java/Java Script/SQL, CI/CD and GIT experience, testing framework design, system and data security knowledge.
Python, Java, Java Script, SQL, CI/CD, GIT, BDD, Playwright, Locust, ETL, AI Tools & Technologies
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1mo
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Software Engineer
Greenwich, Connecticut, United States
OnsiteFull Time
Interactive Brokers
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.
C++, C, STL, Linux, UNIX, shell scripting
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3d
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Software Engineer II
Glastonbury or Duluth or Goldsboro or Charlotte or Columbus or Raleigh or Glen Allen or Scottsdale
$89k-$118k/yr HybridFull Time
Atlantic Casualty
Atlantic Casualty: Provides excess and surplus lines commercial insurance solutions.
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.
C#, .NET, Angular, React, JavaScript, TypeScript, HTML, CSS, RESTful APIs, SQL, Entity Framework, Git
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3w
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GIS Software Engineer
Hartford, Connecticut, United States
$97k-$145k/yr HybridFull Time
The Hartford
The HartfordNYSE: HIG: Provides business and personal insurance, group benefits, and investments.
2+ YOE2+ years software engineering experience; strong backend development with Java/Spring Boot, ArcGIS platform experience, Oracle geodatabases, Python, AWS, RESTful API design, and ability to work hybrid in Hartford, CT. Must be authorized to work in the US without sponsorship.
Java, Spring Boot, AWS, Python, Oracle, React, ArcGIS Enterprise, ArcGIS Pro, ArcPy, Jupyter Notebooks, Terraform, Arcade, PowerShell, Apigee, AWS API Gateway, GitHub, GitHub Copilot, Jenkins, SonarQube, SQL Server, PostgreSQL, Snowflake, Angular, FME
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1mo
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Quantum Software Engineer II
New Haven, Connecticut, United States
$103k-$154k/yr HybridFull Time
D-Wave Quantum
D-Wave QuantumNYSE: QBTS: Provides commercial quantum computing systems, software, and cloud services.
2+ YOEBachelor's in CS/ECE/math/physics/chemistry required; 2+ years Python software development; experience with debugging/profiling, version control, software testing, and quantum APIs (Qiskit, Q#, CUDA-Q, Cirq).
Python, Qiskit, Q#, CUDA-Q, Cirq
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1mo
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Software Engineer I
Hartford or Atlanta or St. Paul or Hunt Valley
$99k-$163k/yr HybridFull Time
Travelers
TravelersNYSE: TRV: Provide property and casualty insurance for individuals and businesses.
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.
Salesforce
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2mo
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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
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2w
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Process Development Associate, Purification Development
Tarrytown, New York, United States
$70k-$110k/yr OnsiteFull Time
Regeneron
RegeneronNasdaq: REGN: Discovers and manufactures medicines for serious diseases.
0+ YOEBachelor's in chemical/biochemical engineering or biochemistry, 0–5+ years biotech/pharma experience, protein purification and downstream development experience, familiarity with listed chromatography and filtration equipment and software, and ability to perform light-medium lifting.
Akta Explorers, Akta Avants, Akta Pilots, chromatography columns, tangential flow filters, depth filters, HPLC, UPLC, Empower, Unicorn, JMP, LIMS
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3mo
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AI Software Developer
Westport, Connecticut, United States
$25-$75/hr OnsiteContract
Boathouse
Boathouse: A full-service marketing and advertising agency.
Experience building complex, data-sensitive apps and programs using AI; able to build applications and IT infrastructure.
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1mo
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Associate, Front Office Software Engineer
Stamford or Houston
OnsiteFull Time
Castleton Commodities International
Castleton Commodities International: Invests in and manages global energy and commodity assets.
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.
Python, React, Angular, TypeScript, AWS, Snowflake, Linux/Unix, CI/CD
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2d
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Power Electronic Controls/Software Development Engineer
Groton, Connecticut, United States
HybridFull Time
General Dynamics Electric Boat
General Dynamics Electric BoatNYSE: GD: Designs, builds, and maintains submarines for the U.S. Navy.
0+ YOEBS or MS in Electrical/Computer Engineering required; 0–4 years experience; familiarity with power electronics, control algorithms, LabView and MATLAB; strong communication and technical writing skills.
LabView, MATLAB Simulink, MATLAB
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1w
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AI/ML 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 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.
PyTorch, Tensorflow, JAX, Python, SQL
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2w
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Entry-Level AI Solutions Builder - On-Site
Farmingdale, New York, United States
$65k-$80k/yr OnsiteFull Time
Talon Air
Talon Air: Private jet charter and aircraft management services provider.
Experience using AI tools and strong prompting skills; basic programming knowledge (Python, JavaScript, TypeScript); ability to learn new software quickly; good communication and problem-solving skills.
ChatGPT, Codex, Cursor, GitHub Copilot, Claude, Replit, Bolt, Lovable, Python, JavaScript, TypeScript, SQL, APIs, React, Git, Google Sheets, Microsoft Excel
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2mo
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2027 Front Office Development Engineering Summer Analyst
Greenwich, Connecticut, United States
OnsiteInternship
AQR Capital Management
AQR Capital Management: Quantitative investment firm managing traditional and alternative strategies.
0+ YOEProficiency in Python and Java; knowledge of design patterns, SOA/microservices, cloud; strong testing, communication; finance knowledge is a plus.
Python, Java, AWS, Microservices, Containers, Cloud
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1mo
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Engineer
Shelton, Connecticut, United States
$103k-$128k/yr OnsiteFull Time
Subway
Subway: Global restaurant chain specializing in made-to-order submarine sandwiches.
2+ YOE2–5 years software engineering experience; proficiency with JavaScript, Node.js, ReactJS, and React Native; knowledge of REST APIs, databases, OOP, and version control; strong problem-solving and collaboration skills; bachelor's degree or equivalent.
JavaScript, Node.js, ReactJS, React Native, REST APIs, CI/CD
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2w
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Business Development Representative - Tuesday through Saturday or Sunday through Thursday
Brooklyn or Boston or Miami Beach or Bridgeport or New York or Pennsylvania or South Carolina or Maine or Florida or Connecticut or District of Columbia or Georgia or Indiana or Kentucky or Massachusetts or Maryland or Michigan or North Carolina or New Hampshire or New Jersey or Ohio or Tennessee or Rhode Island or Virginia or West Virginia
$21/hr RemoteFull Time
The RealReal
The RealRealNASDAQ: REAL: Online marketplace for authenticated luxury resale and consignment.
Qualify and nurture consignor leads, excellent phone demeanor, attention to detail, customer service skills, comfortable with CRM software, able to work 40 hours/week and one weekend day.
G-Suite, Email, SalesForce, CRM
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1w
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C# .NET Developer
East Haven, Connecticut, United States
OnsiteFull Time
Town Fair Tire
Town Fair Tire: Retailer of brand-name tires and automotive wheel services.
2+ YOE.NET Framework/.NET Core and C# experience, Blazor, SQL Server (2016+), REST/SOAP, Visual Studio, Git, HTML/CSS/JavaScript, web API development, Agile experience.
.NET Framework, .NET Core, Blazor, C#, SQL Server 2016, ASP.NET, ADO.NET, REST, SOAP, Visual Studio, Git, HTML, CSS, JavaScript, JSON, AJAX, Wrike, Jira, bash, PowerShell, cmd
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2w
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AI Automation Specialist
Hartford, Connecticut, United States
$70k-$80k/yr HybridFull Time
Propark Mobility
Propark Mobility: Provides national parking management, mobility, and electrification services.
1+ YOE1–4 years building software with hands-on AI/ML; shipped a RAG/LLM/agent; full-stack fundamentals; experience with AI coding tools; strong communication; US-based and able to work hybrid in Hartford, CT.
Claude Code, Cursor, Codex, Github Copilot, SQL, Snowflake, BigQuery, Redshift, Azure, GCP, AWS, Pandas, scikit-learn, XGBoost, SHAP, LIME
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