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Java Developer Jobs in Patchogue, NY, US
84 java developer jobs from 46 companies hiring in Patchogue, NY, US.
2w
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Java Developer
Boston or Tarrytown
HybridFull Time
2+ YOEBachelor’s or master’s degree; 2+ years Java development; lab informatics/LIMS experience preferred; Agilent SLIMS a plus; Jira/story writing.
Java, Jira, SLIMS, Laboratory Information Management System
2mo
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Lead Software Engineer (Java/NextJS) - Peer Insights
Irving or Stamford
$116k-$170k/yr HybridFull Time
5+ YOE5+ years in web app development; strong React, Next.js, Java, TypeScript; UI-focused; secure coding practices; multi-platform design; cloud and containerized pipelines knowledge.
React, Next.js, Java, TypeScript, PL/SQL, ElasticSearch, Valkey
2w
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Application Developer / Engineer I
Atlanta or Wallingford or Louisville or Tampa or Indianapolis or Miami or Wilmington or Mason or Richmond or Des Moines
HybridFull Time
3+ YOEBA/BS in IT or CS; 3+ years in application/system development; .NET, Java, Angular/React; API development; SQL Server; MongoDB; cloud concepts; on-call support.
.NET, Java, Angular, React, APIs, SQL Server, MongoDB, Cloud
4d
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Backend Software Developer
Greenwich, Connecticut, United States
HybridFull Time
4+ YOEBachelor's degree in computer science or related field; 4+ years in backend development with Java; experience with Spring, Oracle, REST, Python; financial services experience preferred.
Java, Spring, Spring Boot, JDBC, Oracle, PL/SQL, REST, JMS, ActiveMQ, Git, Python, Shell Scripting
1w
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Sr. Software Engineer
Shelton, Connecticut, United States
$119k-$149k/yr OnsiteFull Time
5+ YOEDesign, develop, maintain APIs/integrations; 5+ years production software; proficient in C#, Java, or JavaScript/Node.js; strong problem-solving and communication.
C#, Java, JavaScript/Node.js, AWS, Code assistants (Copilot/Claude)
3w
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Lead Software Engineer - Middleware
New York, New York, United States
$152k-$215k/yr OnsiteFull Time
5+ YOE5+ years middleware development; SDLC, CI/CD, cloud (AWS/Terraform); Java; SQL; Kafka; Spring; messaging; test automation.
Java, Spring, Kafka, Spark, Hadoop, Oracle, RabbitMQ, Terraform, AWS, SQL, JUnit, Mockito
1mo
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Software Engineer (AI/ML Interface Development)
San Diego or Nashua or Greenlawn or Durham
$92k-$157k/yr HybridFull Time
4+ YOEBS in CS/Software Engineering; 4+ years in software development; strong AI/ML interface experience; proficiency in Python, Java, C++; API/microservices; experience with LLMs and vector databases; Docker/Kubernetes; CI/CD; US Secret Clearance.
Python, Java, C++, Docker, Kubernetes, APIs, CI/CD, LLMs, vector databases
3mo
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Software Development Engineer II (Bethpage, NY, US, 11714)
Bethpage, New York, United States
$100k-$165k/yr OnsiteFull Time
3+ YOEBachelor’s in CS; 3-5 years in software development, automation and tools; Java & C; cloud (GCP or AWS); DevOps; CI/CD; test automation.
Java, C, Google Cloud, Amazon Web Services, CI/CD, DevOps tools, Test automation
1mo
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R&D Staff Software Engineer
Pittsburgh or Melville
$108k-$173k/yr OnsiteFull Time
8+ YOE8+ years mainframe software development; JavaScript/TypeScript, Java, C/C++, Node.js; Linux/Unix; VS Code extensions; CLI; Git; Agile/Scrum.
JavaScript, TypeScript, Java, C/C++, Node.js, VS Code, AG Grid, React
6h
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Software Engineer
Westbury, New York, United States
$60k-$75k/yr HybridFull Time
3+ YOE3+ years software engineering in healthcare; EMR/EHR integration; AI/ML in healthcare; REST APIs, HL7, FHIR; cloud platforms; HIPAA compliance; strong programming skills (Python/JavaScript/Java/C#/Go).
EMR/EHR, REST APIs, HL7, FHIR, SQL/ETL, Python, JavaScript/TypeScript, Java, C#, Go, AWS, Azure, Google Cloud, TensorFlow, PyTorch, OpenAI APIs, LangChain, NLP frameworks, LLMs
2mo
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AI Engineer
Plano or Chicago or Purchase
$106k-$178k/yr HybridFull Time
Bachelor’s or Master’s in CS/AI/DS. Proven AI project leadership; strong coding in Python/Java/C++; experience with GenAI, Agentic AI, cloud deployment (AWS/Azure/GCP); capable communicator and cross-functional collaborator.
Python, Java, C++, Langchain, CrewAi, MCP, A2A, AWS, Azure, Google Cloud
2mo
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Software Engineer II
Brooklyn or United States
$105k-$125k/yr RemoteFull Time
2+ YOE2-4 years software engineering; full-stack; Python/SQL; Java or modern SPA; REST; strong problem solving.
Python, SQL, Java, React, Vue, Angular, REST, AWS, S3, MongoDB, DBT, Snowflake
1mo
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Portfolio Analytics Engineer - Vice President
Greenwich, Connecticut, United States
$165k-$185k/yr OnsiteFull Time
7+ YOE7+ years software engineering, expert in Java, Python production, distributed microservices, observability, and finance interest.
Java, Python, Elasticsearch, Redis, RabbitMQ, PostgreSQL, MS SQL Server
1mo
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Software Engineer
Danbury, Connecticut, United States
OnsiteFull Time
8+ YOE10+ years in object-oriented software design; 8+ years in C++ development; real-time control for mechatronics; RTOS (RTX); Agile experience; BS/MS in CS or related; strong problem solving and communication.
C++, Java, C#, .NET, RTX, SQLServer, Oracle
1w
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Sr. API Engineer
Shelton, Connecticut, United States
$119k-$149k/yr OnsiteFull Time
5+ YOE5+ years production software development; REST/GraphQL APIs; AWS serverless; CI/CD; third-party integrations; AI tooling familiarity.
AWS, API Gateway, DynamoDB, SQS/SNS, REST, GraphQL, Node.js, Java, C#, GitHub Actions, Azure DevOps, Git, GitHub Copilot, Claude
5d
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Software Engineer III - Full Stack
Brooklyn, New York, United States
$100k-$145k/yr HybridFull Time
4+ YOE4+ years programming experience; strong Java/ReactJS; OOP and design patterns; shipping large software projects; quick learner; team collaboration.
Java, ReactJS, Redis, JavaScript, RabbitMQ, MySQL, MongoDB, Kotlin, SpringBoot, Splunk
1w
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Software Engineer - Early Career (USA)
Stamford, Connecticut, United States
$130k-$175k/yr OnsiteFull Time
BS/MS in Computer Science or related STEM; strong data structures, algorithms, OOP; proficient in C++, C, Python, Java, or Rust; Linux familiarity; strong problem-solving and quick learning in a collaborative team.
C++, C, Python, Java, Rust, Linux
1mo
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Software Engineer - Cumberland/FICCO Tools Engineering
Greenwich, Connecticut, United States
$175k-$225k/yr OnsiteFull Time
2+ YOE2+ years in Python/Java/C++, experience shipping production systems, strong customer-facing skills, Linux-based high-throughput systems, degree in CS/Math/Physics/Engineering.
Python, Java, C++, TypeScript, Linux
1mo
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Software Engineer- Programming Knowledge Onsite Great River, NY
Great River, New York, United States
$70k-$117k/yr OnsiteFull Time
Bachelor’s degree or equivalent; strong Java, C#, .NET; SQL; cloud SaaS; onsite in Great River NY; ability to learn; on-call.
Java, C#, .NET, SQL, Cloud SaaS, Relational databases
2mo
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Senior Software Engineer - Intelligent Document Processing
Hartford or Danbury or Charlotte or New York or Columbus or Chicago
$137k-$206k/yr HybridFull Time
5+ YOE5+ years software engineering; strong Python and .NET or Java; cloud-native AWS; CI/CD and infrastructure-as-code; distributed systems.
Python, .NET, Java, AWS, Docker, Kubernetes, CI/CD, Infrastructure as Code, OCR, NLP
1w
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Software Engineer, Macro Technology
New York City or Stamford
OnsiteFull Time
6+ YOE6+ years software engineering; BS in CS/Engineering/Math; 5+ years backend (C#/Java); 3+ years frontend (React); 5+ years SQL; 3+ years in financial trading tech; experience with AI tooling; US work authorization; based in Stamford, CT or New York City onsite.
C#, Java, React, SQL, APIs, AI tools, Cloud
3w
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Software Developer - Front-Office Trading ( AVP
Burlington or Boston or Stamford or Clifton or Princeton or Berwyn
$90k-$158k/yr OnsiteFull Time
5+ YOEJava and C# programming; XML/WS; ETL tools; database knowledge; travel 50-80%; financial services/consulting experience preferred.
Java, C#, XML, Web Services, ETL, Kettle, Talend, Tomcat, Perforce, Oracle, MS SQL Server, Perl, Crystal Reports, SQL Server Reporting Services, MQ Series, MSMQ, SonicMQ, Open JMS, Kafka, XML/XSLT
2mo
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Software Engineer III - VxWorks
Bohemia, New York, United States
$90k-$115k/yr OnsiteFull Time
4+ YOEDevelop embedded software for VxWorks; BSP kernel/driver work; GUI tools; 4+ yrs experience; C/C++, Windows/Linux; U.S. citizenship required.
C, C++, C#, Java, Windows, Linux, PetaLinux, VxWorks, Yocto, Buildroot, JTAG, Oscilloscope, Multimeter, Logic analyzer
1mo
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AVP, Product Engineer - AML
Chicago or Stamford or Alpharetta or Dallas or New York City or Charlotte or Cincinnati
$100k-$170k/yr HybridFull Time
3+ YOEDevelop, enhance AML products; 3+ years software engineering; Java/Python/C#; AML knowledge and collaboration with compliance teams.
Java, Python, C#, AML software platforms, SQL/NoSQL, APIs, ETL tools
1w
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Senior Software Engineer, APIs
Shelton, Connecticut, United States
$119k-$149k/yr OnsiteFull Time
5+ YOE5+ years production software development; RESTful/GraphQL APIs at scale; AWS serverless; AI tooling; third-party integrations; CS/SE degree or equivalent; Shelton, CT location.
AWS, API Gateway, DynamoDB, SQS, SNS, Node.js, Java, C#, REST, GraphQL, GitHub Copilot, Claude, GitHub Actions, Azure DevOps
2d
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Software Engineer (Development & QA Automation) (Hybrid - Newark, NJ or NYC)
Edgewood or Newark or New York City
$90k-$950k/yr HybridFull Time
Bachelor's degree in Computer Science or equivalent; experience with Java, Python, Perl, Linux, scripting, Selenium, and Cucumber; automated testing experience; AGILE knowledge.
Java, Python, Perl, Linux, Shell scripting, Selenium, Cucumber
1w
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AI Full Stack Engineer Sr Stf
Bethesda or Dover or Fort Worth or Highlands Ranch or King of Prussia or Moorestown or Orlando or Stratford
RemoteFull Time
15+ YOESenior AI/ML engineer with full-stack development, cloud deployment, and data/AI experience; US citizenship required; Bachelor's or higher in CS/IT/AI.
Python, CI/CD, GitLab, Jenkins, ArgoCD, RDS, Redshift, Snowflake, LLMs, MLOps, GenAI, API Development, Java, C++
2mo
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Senior Lead Software Engineer - Precious Metals / Front Office / Athena
New York, New York, United States
$171k-$260k/yr OnsiteFull Time
5+ YOE2+ Mgmt5+ years applied software engineering experience; 2+ years leading technologists; degree in CS/IS/Math or equivalent; strong OO/functional programming; end-to-end system design and ownership; experience in Python/Java; ability to mentor and lead.
Python, Java, Object-Oriented Programming, Full Stack Development, Cloud, Software Development Life Cycle
2w
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Principal Engineer-Test
Hauppauge, New York, United States
$91k-$232k/yr OnsiteFull Time
10+ YOEBachelor’s/Master’s in Computer/Electrical Engineering or Computer Science; 10+ years in semiconductor IC development; strong digital/analog knowledge; experience with ATE hardware/software; programming in C/C++/Java; familiarity with version control and lab equipment.
ATE hardware/software (Diamond X, J750, Advantest v93k), C, C++, Java, GIT, SVN, Perforce, Linux, Windows, Oscilloscopes, Bench hardware
21h
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GIS Application Developer
Brooklyn, New York, United States
$68k-$125k/yr OnsiteFull Time
8+ YOE8+ years in GIS web apps and microservices; Java, ArcGIS, Cloud (AWS/Azure); containers; CI/CD; strong communication; multi-agency government experience preferred.
Java, JavaScript, Python, C#, Esri ArcGIS, Carto, GeoServer, AWS, Microsoft Azure, Azure AKS, Azure LogicApps, SQL Server, APIM Gateway, Docker, Kubernetes, CI/CD tools (Azure DevOps, Git, Maven/Gradle)
3w
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Software Engineer
Great Neck, New York, United States
$120k-$160k/yr OnsiteFull Time
3+ YOE3+ years software engineering; BS in CS/SE; proficient in Python, C/C++, Rust, Go, or Java; shipping software experience; ML workflows; Unix/Linux; ITAR citizen.
Python, C/C++, Rust, Go, Java, Unix/Linux, Machine Learning frameworks
5d
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Software Development Engineer in Test (SDET)
Shelton, Connecticut, United States
$103k-$128k/yr OnsiteFull Time
4+ YOE4–7 years in software testing/automation; strong programming; CI/CD experience; API/UI testing; Agile environment.
Selenium, Cypress, Playwright, REST-assured, Postman, Java, JavaScript, Python, C#
4d
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Senior Software Engineer, Calibration, Automation & Tools
New Haven, Connecticut, United States
$124k-$187k/yr HybridFull Time
5+ YOEBS or higher in CS/EE/Math/Physics; 5+ years full-stack dev; strong Python and at least one high-level language; frontend and backend proficiency; microservices, REST APIs, SQL; AWS, CI/CD; testing; excellent communication.
Python, Java, Go, C, C++, React, Angular, Vue.js, PostgreSQL, Oracle, microservices, RESTful APIs, Git, AWS, CI/CD, unit testing, integration testing, end-to-end testing
1mo
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Software Engineer (AI/ML Interface Development)
San Diego or Nashua or Greenlawn or Durham
$92k-$157k/yr HybridFull Time
4+ YOEBS in CS/Software Eng; 4+ yrs in software dev; proficiency in Python/Java/C++; experience with AI/ML models, LLMs, vector DBs; API/microservices; CI/CD; Docker/Kubernetes; US Secret Clearance.
Docker, Kubernetes, Python, Java, C++, TensorFlow, PyTorch
1w
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Associate
Apex or Woodbury
$70k-$75k/yr OnsiteFull Time
0+ YOEEntry-level software engineer with BS in CS or related field; knowledge of C#/.NET or Java; SQL Server; debugging; Git; strong communication.
C#, .NET, Java, SQL Server, Git, WCF, Windows Forms, ASP.NET, MVC, HTML/JavaScript, jQuery, TCP, sockets, Unit Testing, Test Driven Development
5d
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Data Engineer II - Credit Review Automation and Analytics
Charlotte or Newark or Stamford or Plano or Dallas or Boston or Providence or East Hartford or Pennington
$94k-$115k/yr OnsiteFull Time
2+ YOETwo years internal audit experience required; 1 year programming/technical experience (SQL, Python, SAS, Alteryx, HTML, Java)
SQL, Python, SAS, Alteryx, HTML, Java
2mo
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AI Engineer I
North Haven, Connecticut, United States
OnsiteFull Time
2+ YOEBachelor’s degree in computer science, AI, ML or related; two years AI/ML design, development, deployment; Python/other languages; strong data structures/algorithms; AI frameworks; problem solving; Copilot and data security experience preferred.
Python, C, R, Java, Machine Learning frameworks, Microsoft Copilot, Data security
1w
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Associate
Apex or Woodbury
$70k-$75k/yr OnsiteFull Time
0+ YOEEntry-level software engineering role requiring BS in CS/EE; familiarity with C#/.NET or Java; SQL Server; version control (Git); strong problem-solving and communication skills.
C#/.NET, Java, SQL Server, Oracle, GIT, LINQ, WCF, ASP.NET, MVC, HTML/JavaScript, jQuery, jQueryUI, Windows Services, TCP/Sockets, Stored Procedures, Unit Testing, Test Driven Development
1mo
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QA Engineer
Brooklyn, New York, United States
$90k-$110k/yr OnsiteFull Time
Experience as a QA engineer, familiarity with testing methodologies/tools, SDLC, strong analytical skills, ability to work independently or in a team.
Automation testing tools, Java, Python, JavaScript
2mo
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SAP BTP Developer (Waltham, MA, US, 02451)
Waltham or Brooklyn or Hicksville or Syracuse or Connecticut or New Jersey or New Hampshire or Pennsylvania or Rhode Island or Vermont or Maine
$111k-$158k/yr HybridFull Time
SAP BTP Integration Suite, CPI, and API integrations; Java/Groovy/XML/JSON; ABAP basics; S/4HANA and Fiori knowledge; Agile/Waterfall experience; Bachelor's degree or equivalent.
SAP BTP, CPI, IDocs, ALE, XML, JSON, OData, SOAP, REST, SAP HANA Cloud, Git, SAP ABAP, UI5, Fiori, SAP Integration Suite
HiringCafe market data
Java Developer Jobs market signals in Patchogue, NY, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
84
Hiring companies
46
Fresh sample
56% new in 30d
Salary visibility
89% show pay
Companies appearing in this market
SubwayClever DevicesJPMorgan ChaseOptimumEnergyHubSynchronyThe HartfordTrexquant
Work location mix in visible results
Onsite: 36Hybrid: 23Remote: 5