884 applications development jobs at 374 companies in Fairfield, CT

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Director, Applications Development
New York City, New York, United States
$84k-$138k/yr OnsiteFull Time
City of New York
City of New York: Provides municipal services and administration for New York City.
3+ YOE1+ MgmtDirector-level IT leadership experience, applications development, systems development, data management, and team supervision.
.NET, C#, ASP.NET, MVC, WebForms, WebAPI, WCF, Windows Services, LINQ, Visual Studio, Team Foundation Server, AJAX, HTML5, CSS, JavaScript, jQuery, Bootstrap, AngularJS, Microsoft SQL Server, SSIS, Stored Procedures, ETL, SSRS
1mo
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Applications Development Tech Lead Analyst
New York City, New York, United States
$200k-$240k/yr HybridFull Time
Citi
CitiNYSE: C: Global diversified financial services holding.
6+ YOEBachelor’s in Information Systems/Computer Science or related; 6+ years developing ultra-low latency Java applications for market data and eTrading; proficiency with concurrency, networking, and SDLC.
Java, JMH, LMAX Disruptor, Agrona, Aeron, Solace, Simple Binary Encoding (SBE), Spring, Microservices, REST, Swagger, Prometheus, Kibana
1mo
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Applications Development Tech Lead Analyst
New York, New York, United States
$200k-$240k/yr HybridFull Time
Citi
CitiNYSE: C: Providing global banking, investment, and wealth management services.
6+ YOEBachelor's in Information Systems/Computer Science or related plus 6 years (or Master's plus 4) designing ultra-low-latency Java applications, experience with concurrency, networking/messaging (Aeron, Solace, SBE), Spring/Microservices, Prometheus and Kibana.
Java, JMH, LMAX Disruptor, Agrona, Aeron, Solace, Simple Binary Encoding (SBE), Spring, Microservices, REST APIs, Swagger, Prometheus, Kibana
1w
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Algo and e-Trading Applications Development Manager, Director
New York, New York, United States
$170k-$300k/yr HybridFull Time
Citi
CitiNYSE: C: A global financial services providing banking and credit services.
15+ YOE8+ Mgmt15+ years in financial services and electronic or algorithmic trading development, 8–10+ years managing large technology teams, advanced low-latency systems expertise, and a bachelor's degree or equivalent experience.
Microsoft Office, Java
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Assistant Director IT Applications Development
Cheshire, Connecticut, United States
HybridFull Time
HAI Group
HAI Group: Providing property-casualty insurance and risk management for housing organizations.
10+ YOE7+ MgmtBachelor's degree or equivalent experience; 10+ years application development experience, 7+ years leadership, 5+ years in property & casualty insurance technology; experience with enterprise application delivery, data platforms, Agile (SAFe/Scrum).
OneShield, Microsoft SQL Server, Microsoft, SAFe, Scrum, DevSecOps
3w
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Sr. Product Applications & Development Technologist (Beverages)
Teterboro, New Jersey, United States
$96k-$135k/yr OnsiteFull Time
Symrise
SymriseFrankfurt Stock Exchange: SY1: Global supplier of fragrances, flavors, and cosmetic ingredients.
5+ YOEBachelor's in food science (MS preferred),5+ years beverage product development experience, expertise in beverage formulation, commercialization, HACCP/food safety knowledge, customer-facing technical support and program leadership.
1mo
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Manager, Applications Development & Engineering
Seattle or Anchorage or Los Angeles or New York or Portland or San Francisco or Washington
$169k-$220k/yr RemoteFull Time
Davis Wright Tremaine
Davis Wright Tremaine: National law firm providing corporate legal and litigation services.
10+ YOE3+ Mgmt10+ years software delivery experience, 3+ years managerial experience, Bachelor’s in a technical/STEM field required; deep knowledge of DevOps, Agile, cloud architecture, budgeting, portfolio management, and leadership.
DevOps, CI/CD, Agile, cloud architecture
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Applications Developer
New York City, New York, United States
$98k-$195k/yr HybridFull Time
Marsh McLennan
Marsh McLennanNYSE: MRSH: Global professional services firm providing risk, strategy, and people solutions.
5+ YOEAssociate or bachelor’s degree,5+ years tax software experience (TRCS preferred),EPM development experience,ability to support month/quarter close,strong problem-solving and communication skills.
Oracle TRCS, Oracle EPM, FCCS, Smart View
3w
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Applications Chemist
Teterboro, New Jersey, United States
$66k-$87k/yr OnsiteFull Time
Symrise
SymriseXetra: SY1: Develops and manufactures flavors, fragrances, and cosmetic ingredients.
1+ YOEBachelor's degree in Chemistry, 1–3 years cosmetic industry applications experience, experience with emulsifiers, UV filters and active ingredients; color cosmetics a plus.
2mo
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Applications Chemist
Rockleigh, New Jersey, United States
$63k-$75k/yr OnsiteFull Time
Takasago
Takasago: Produces flavors, fragrances, aroma ingredients, and fine chemicals.
5+ YOEBachelor's in chemistry required (MS preferred); 5+ years fragrance industry experience in application/formulation across personal care, home care, and air care; strong lab, analysis, report-writing, and project management skills.
1mo
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Senior Web Applications Developer
New York, New York, United States
$120k-$130k/yr HybridFull Time
Haymarket Media
Haymarket Media: Publishes specialized media content and provides professional education services.
5+ YOE5+ years web API and data-centric application experience; strong C#, .Net, microservices, SQL Server, CI/CD, and system design skills; excellent communication and mentoring ability.
C#, .Net Core, .Net 5, REST, Web APIs, AWS, SQL Server, Entity Framework, Telerik, CI/CD, microservices, Git, New Relic, Google Cloud Monitoring, TDD, Swagger, OpenAPI, Playwright, PowerShell, Blazor, Docker
5d
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Applications Specialist
Waterbury or New Haven or Hartford
OnsiteFull Time
Element Solutions
Element SolutionsNYSE: ESI: Produces specialty chemicals for electronics and industrial manufacturing.
1+ YOERequires 1–2 years of related chemistry laboratory experience, strong technical communication, analytical and problem-solving skills, and the ability to work in a fast-paced, multitask environment.
3mo
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Senior Applications Engineer, Corporate Systems
Menlo Park or Bellevue or New York or Toronto
$162k-$190k/yr HybridFull Time
Robinhood
RobinhoodNASDAQ: HOOD: Provides a commission-free platform for investing and financial services.
5+ YOE5+ years in Systems/SRE/Infrastructure; hands-on endpoint management (macOS/Windows); familiar with AI-assisted development tools; programming/scripting in Python, Swift, Go, Bash, or PowerShell; improves employee-facing systems.
Okta, Google Cloud, Google Workspace, Python, Swift, Go, Bash, PowerShell, Claude Code, Gemini, macOS, Windows, Automation, Identity management
1mo
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Webmaster & Applications developer (80350)
New Rochelle, New York, United States
OnsiteFull Time
Iona University
Iona University: Provides undergraduate and graduate education and research opportunities.
Administer and develop Drupal/Pantheon sites, build and integrate web applications/APIs, maintain web infrastructure (IIS/Apache/Tomcat/ColdFusion/SQL Server), and ensure accessibility and security.
Drupal, Pantheon, Technolutions Slate, CollegeNET 25Live, IIS, Apache, Tomcat, ColdFusion, SQL Server, PeopleSoft, ASP.NET, JavaScript, HTML, CSS, SQL, XML, JSON, Microsoft services
2mo
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Applications Manager, Energy Management
White Plains, New York, United States
HybridFull Time
Osaka Gas USA
Osaka Gas USA: Develops, owns, and operates energy infrastructure and renewable assets.
2+ YOEBachelor's in a technical field, 2+ years software/data engineering experience (energy preferred). Proficiency with Java, C#/ASP.NET Core, Python/R, SQL Server, JavaScript/TypeScript, React, REST APIs, Git, CI/CD, and advanced data analysis.
Java, C#, .NET, ASP.NET Core, Python, R, SQL, SQL Server, JavaScript, TypeScript, React, Redis, PI Server, Yes Energy, Pharos, SignalR, WebSockets, Active Directory, Entra ID, SAML 2.0, Git, CI/CD, VBA, Microsoft Excel, Progressive Web Applications (PWAs), ETRM
3d
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Senior Quantum Applications Engineer
New Haven, Connecticut, United States
$125k-$187k/yr RemoteFull Time
D-Wave Quantum
D-Wave QuantumNYSE: QBTS: Provides commercial quantum computing systems, software, and cloud services.
5+ YOEMS or PhD in a relevant field with quantum computing specialization, 5+ years developing quantum algorithms, 3+ years programming, quantum SDK expertise, and production software engineering experience.
Python, Qiskit, PennyLane, CUDA Quantum, Claude Code, GitHub Copilot, ChatGPT Codex, CI/CD
3d
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Application Development Engineer
Los Angeles or Dallas or Denver or Houston or New York City or Orange County or Palo Alto or San Francisco or Washington or Los Angeles
$140k-$170k/yr OnsiteFull Time
Gibson Dunn
Gibson Dunn: A global law firm advising clients on significant transactions and disputes.
5+ YOE5+ years in application development, workflow development, systems integration, or programmer/analyst roles; bachelor's degree or equivalent experience; Microsoft stack, SharePoint, Power Platform, Azure, SQL Server, and Microsoft 365 experience.
Microsoft .NET Framework, Microsoft .NET Core, C#, ASP.NET, PowerShell, JavaScript, jQuery, HTML5, CSS3, XML, XSL, XSLT, SharePoint Online, SharePoint Server, Microsoft 365, Power Apps, Power Automate, Power BI, Dataverse, Power Pages, AI Builder, REST APIs, Microsoft Graph API, web services, custom connectors, Boomi, Microsoft SQL Server, T-SQL, SSIS, SSRS, Microsoft Azure, Azure Functions, Logic Apps, App Services, API Management, Azure DevOps, Git, Team Foundation Server (TFS), K2, Nintex, IntApp Intake, Copilot Studio, Application Lifecycle Management (ALM)
2w
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Information Technology Applications Specialist I
Nassau County, New York, United States
OnsiteFull Time
Nassau BOCES
Nassau BOCES: Provides shared educational programs and services to school districts.
2+ YOERequires a bachelor's degree in a computer field plus two years of paid applications or web programming experience, or qualifying alternatives involving an associate's degree, college credits, and additional experience.
Application Programming Interfaces (APIs), COBOL
3mo
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Senior Engineer, AI Applications Development
Tampa or New York
HybridFull Time
White & Case
White & Case: Global law firm providing cross-border legal advisory services.
3+ YOEDevelop, integrate, and maintain AI-powered apps using Microsoft AI and cloud tech; Azure OpenAI, Cognitive Services, ML; React, Node.js; Power Platform; DevOps, CI/CD; 3+ years software development.
Azure AI Services, OpenAI, Cognitive Services, Machine Learning, Microsoft Graph API, Python, React, JavaScript, TypeScript, PowerShell, Power Platform, Copilot Studio, Azure Foundry, CI/CD, Infrastructure as Code
1w
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AI Applications Engineer 2
Beverly or Somerset or Plainview
$98k-$156k/yr HybridFull Time
Veeco
VeecoNasdaq: VECO: Manufactures precision processing systems for semiconductor and electronics production
2+ YOEBachelor's degree in a technical field, 2+ years of related experience, Python, AI/ML and generative AI knowledge, and familiarity with APIs, cloud platforms, and workflow automation.
Python, Microsoft Copilot, GitHub Copilot, Power Platform, APIs, RAG