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Java Python Developer Jobs in Union City, NJ, US
850+ java python developer jobs from 250+ companies hiring in Union City, NJ, US.
1mo
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Senior Application Support Engineer
Jersey City, New Jersey, United States
$150k-$195k/yr RemoteFull Time
6+ YOEOver 6 years in application/production support or production engineering; strong SQL (Oracle/PLSQL); Linux; scripting (Python, shell); CI/CD; Git/GitLab; able to troubleshoot under pressure.
Oracle, PL/SQL, Linux, Python, Shell, Git, GitLab, CI/CD, ELK, Grafana, Prometheus, Java, .NET, C++, FIX
3w
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Associate Manager Software Development
New York, New York, United States
$130k-$150k/yr HybridFull Time
5+ YOE1+ Mgmt5+ years software development with 1-2 years leadership; strong Java/C++/Python; enterprise-grade apps; hedge fund/alt investments domain preferred.
Java, C++, Python, AWS, Azure, CI/CD
2mo
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Senior Machine Learning Engineer
New York or San Francisco
$244k-$320k/yr OnsiteFull Time
6+ YOE6+ years of professional experience building production ML systems; proficiency in Python; experience with PyTorch, TensorFlow, or xgboost; data processing with pandas, Spark, SQL; ability to own ML projects end-to-end; strong communication and ownership.
Python, PyTorch, TensorFlow, xgboost, pandas, Spark, SQL, matplotlib, Kubernetes, AWS EKS, Istio, Datadog, Terraform, Cloudflare, Helm, Java, Spring Boot, DynamoDB, Kinesis, Airflow, Postgres, PlanetScale, Redis, React, TypeScript, GraphQL, Storybook, Radix UI, Vite, Playwright, Metaflow, HuggingFace, Pytorch, TensorFlow, Panda
6d
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Customer Integrations Engineer (Brightflag)
New York, New York, United States
$90k-$157k/yr RemoteFull Time
5+ YOE5+ years API-based integrations; hands-on integration development; REST/JSON/XML; data mappings and workflows; strong communication; experience with AI coding tools; agile experience.
REST APIs, JSON, XML, OAuth, API keys, Codex, Claude Code, GitHub Copilot, Postman, Swagger, Python, JavaScript, Java
1mo
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Software Engineering Manager - Workflow Platform
New York, New York, United States
$160k-$250k/yr OnsiteFull Time
6+ YOE2+ Mgmt6+ years in platform development; 2+ years of formal people management; strong Python and Java; AWS; experience with workflow/orchestration and AI integration.
Python, Java, AWS, Temporal, n8n, Pipedream
2w
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Senior Identity Engineer
New York, New York, United States
$140k-$175k/yr OnsiteFull Time
5+ YOE5+ years in identity/security; strong Okta expertise; SSO/MFA; federation; lifecycle management; OAuth/OpenID Connect/SAML/SCIM/JWT; production-grade integrations; REST APIs; cloud platforms; programming languages (Python/Go/Java/TypeScript).
Okta, Auth0, SAML, OAuth, OpenID Connect, SCIM, JWT, REST APIs, CI/CD, Terraform, Active Directory/Entra ID, AWS, Azure, GCP, Programming (Python/Go/Java/TypeScript), REST/Webhooks
1mo
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Senior Associate - Sr. Quality Test Engineer (SDET) (New York, NY, US)
New York, New York, United States
$81k-$116k/yr HybridFull Time
5+ YOE5+ years QA/SDET, strong programming, test automation, CI/CD, API/UI testing, AI testing interest.
Java, Python, JavaScript, TypeScript, Selenium, Cypress, Playwright, MABL, REST Assured, Jenkins, GitHub Actions, GitLab CI, Azure DevOps, Postman, SOAP UI, SQL, NoSQL, Docker, Kubernetes, JMeter, Gatling, Locust, GenAI
2mo
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AI Product Engineer (New York, NY, US)
New York, New York, United States
$115k-$160k/yr HybridFull Time
3+ YOEDevelop and deploy AI systems, design agentic workflows, ensure governance and production-readiness.
LangChain, Retool, Python, SQL, Java, LangGraph, Crew.AI, Claude Code, Windsurf, Cursor, RAG architectures, vector databases, semantic search
4d
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Senior AI Solutions Engineer, Software Engineering
New York or San Francisco or Seattle
$260k-$400k/yr HybridFull Time
5+ YOE5+ years in software or ML engineering; Python and modern LLM tooling; experience with evaluations for code models; strong written communication; revenue-driven mindset.
Python, TypeScript, Go, Rust, Java, LLM tooling
5d
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Lead Enterprise AI Data Engineer
San Jose or Frisco or New York City
$136k-$223k/yr HybridFull Time
10+ YOE10+ years in data/software engineering; strong Python; batch and real-time pipelines; LLM/RAG experience; cloud AWS/GCP; SQL and data modeling; SDLC; mentoring.
Python, Java, Kafka, Apache Beam, Docker, Terraform, AWS, Google Cloud, SQL, Scikit-learn, TensorFlow, Databricks, Snowflake, Apache Spark, OpenSearch
1mo
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Data Engineer
Princeton, New Jersey, United States
$100k-$120k/yr HybridFull Time
3+ YOE3+ years data engineering, SQL and programming; experience with data warehouses/lakehouses; knowledge of data quality, security; BI collaboration.
Snowflake, BigQuery, Redshift, Databricks, Spark, Python, Scala, Java, dbt, Great Expectations, Kafka, Kinesis, Pub/Sub, Debezium, Fivetran/HVR
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
3w
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Application Development Manager I, VP
New York, New York, United States
$147k-$188k/yr HybridFull Time
5+ YOE5+ years software development in financial services; strong with C#, .NET, Java, Python, VBA; strong SQL and batch processing; derivatives experience; vendor trading platforms (Murex, Calypso, Sophis); leadership and mentoring skills; excellent communication.
C#, DotNet, Java, Python, VBA, SQL, Excel, Word, PowerPoint, Visio, JIRA, Confluence, Murex, Calypso, Sophis
1w
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Principal, Data Engineer
Atlanta or Boston or Chicago or Denver or Los Angeles or New York or Salt Lake City or San Diego
$105k-$160k/yr RemoteFull Time
7+ YOE7+ years in data engineering with ETL, scripting languages, and databases; cloud (AWS/GCP); project leadership; data governance; client-facing consulting.
Airflow, Luigi, Informatica, SSIS, Datastage, Python, Ruby, Java, Scala, C++, Databricks, BigQuery, Snowflake, PostgreSQL, MySQL, Oracle, MS SQL Server, Redshift, MongoDB, Kafka, AWS, GCP
4w
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Data Engineer (remote)
Work From Home, New York, United States
$110k-$130k/yr RemoteFull Time
4+ YOE4+ years data engineering, SQL, ETL/ELT, big data frameworks, cloud platforms, data modeling and governance; healthcare data experience preferred.
SQL, ETL/ELT, Spark, Hadoop, Python, Scala, Java, AWS, Azure, GCP, Airflow, Prefect, Tableau
3mo
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Data Engineer - Manager
Atlanta or Raleigh or Charlotte or Chicago or Cincinnati or Cleveland or Columbia or Dallas or Baltimore or New York or Albany or Buffalo or Boston or San Antonio or Sacramento or Los Angeles or Irvine or San Diego or Seattle or Orlando or Pittsburgh or Portland or Miami or New York or Houston or Phoenix or Atlanta or Las Vegas or Austin or Jacksonville or Florham Park or Hartford or Albany or Stamford or Cary or San Bernardino or Las Vegas or Baltimore or Portland or Albany
$99k-$232k/yr HybridFull Time
5+ YOE5 years of data engineering experience; Bachelor's degree in MIS, CS, Engineering, Math, or related field; cloud and data architecture knowledge; strong SQL and programming skills.
SQL, Python, Java, Scala, Hadoop, Spark, Kafka, AWS, Azure, GCP, ETL/ELT, Data Warehouses, Data Lakes, Data Governance, IAM, Terraform, CloudFormation, Databricks, Snowflake
2mo
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Solutions Engineer, Alliances
Bellevue or Chicago or New York
$152k-$228k/yr RemoteFull Time
5+ YOE5+ years pre-sales engineering; experience with Okta Workforce or Customer Identity; IAM/IDaaS knowledge; strong partner collaboration; cloud experience (AWS, GCP, Azure); technical communication; bachelor's degree preferred.
OAuth, OAuth2, SAML, LDAP, OIDC, Java, C#, Node.js, Python, PHP, Ruby, JavaScript, HTML, AWS, GCP, Azure, IAM
2w
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Software Engineering Specialist - Middletown, NJ or Atlanta, GA (210576)
Middletown or Atlanta
HybridFull Time
5+ YOE5-7 years software development; Python and Java; Network Layer 2-4 knowledge; Agile/SAFe; Bachelor's degree in Science/IT/Computing; US work authorization; willing to work Middletown, NJ or Atlanta, GA.
Python, Java, Temporal workflow, ServiceNow, TL1/CLI, Agile / SAFe
2mo
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Lead Deployed Transformation Engineer
Parsippany, New Jersey, United States
$125k-$155k/yr OnsiteFull Time
3+ YOELead design and delivery of technology solutions; collaborate with business and engineering teams; mentor engineers; travel up to 25%.
Python, Java, TypeScript/JavaScript, Modern frameworks
2mo
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Security engineer, application security
New York City or San Francisco
$119k-$210k/yr HybridFull Time
2+ YOE2+ years in application security; experience with SAST/DAST; multiple languages; security tooling; CI/CD; DevSecOps; strong communication; builder mindset.
Python, Java, Go, JavaScript/TypeScript, SAST, DAST, CI/CD, DevSecOps, Vulnerability management
1w
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Manager, Systems Engineer
New York, New York, United States
$145k-$195k/yr OnsiteFull Time
8+ YOE3+ Mgmt8+ years systems engineering; strong technical leadership; program and project management; experience with AFC/transportation systems; hardware/software integration; willingness to travel.
UML, SysML, DOORS, JUnit, TestNG, Selenium, Jenkins, XML, SQL, API testing, SOAP, REST, Java, Python, Linux, Windows
3w
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Palantir Integration Engineer
Arlington or New York or New York or McLean or Chicago or San Antonio or Atlanta
$130k-$216k/yr HybridFull Time
5+ YOELead design and deployment of Palantir Foundry data integration; build data pipelines; ensure security and governance; 5+ years in data engineering; US citizenship with Public Trust.
Palantir Foundry, Palantir AIP, AWS, Databricks, Apache Spark, Python, Java, Scala, S3, Lambda, Glue
2mo
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Systems Support Engineer
Woodbury, New York, United States
$90k-$140k/yr HybridFull Time
5+ YOE5+ years in technical support/engineering; bachelor’s in Computer Science or Engineering; strong communication; SQL familiarity; travel to customer sites.
Jira, Confluence, Splunk, SQL Server, Windows Server, TCP/IP, J1939, J1708, C#, C++, Python, PowerShell, HTML, JSON, XML, Tomcat, MSSQL, Java
1w
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Staff Data Engineer
Cambridge or New York
$200k-$325k/yr HybridFull Time
10+ YOE10+ years data engineering; healthcare data experience; multi-source data integration; AI/ML data pipelines; SQL plus one language; modern data stack knowledge; foundational data decisions.
SQL, Python, Java, Scala, Go, Distributed processing, Cloud-native storage, Orchestration, Streaming, ETL
2mo
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AI / ML Engineer
Chattanooga or Norwalk
OnsiteFull Time
3+ YOEBachelor's degree preferred; 3-5 years in innovation management or tech incubation; strong analytical, problem-solving, and communication; experience with generative AI; project management skills.
Python, Node.js, Java, Cloud Services
1mo
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Product Support Engineer
Piscataway, New Jersey, United States
OnsiteFull Time
BS/MS in Computer Science or related field; excellent communication; adaptable, multi-tasking, quick learner.
Ruby, Java, Angular, PostgreSQL, Rocky Linux, GitHub, Jenkins, JIRA, Python, Perl, Shell scripting
2mo
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Systems Support Engineer
Woodbury, New York, United States
$90k-$140k/yr HybridFull Time
5+ YOE5+ years in technical support or engineering; bachelor’s in Computer Science or Engineering; strong communication; SQL; TCP/IP; server hardware; travel required (local, national, international).
Jira, Confluence, Splunk, SQL Server Management Studio, SQL Databases, Server Hardware, Microsoft Server Operating Systems, TCP/IP, PowerShell, Java, Apache Tomcat, MSSQL, HTML, JSON, XML, C#, C++, Python, Excel, Word, Visio, PPT, Teams, Outlook
1mo
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Senior Quality Engineer
Plano or Rockleigh
OnsiteFull Time
5+ YOE5–8 years cloud QA, SaaS testing, IoT testing; strong understanding of Azure, device-to-cloud, networking; manual and API testing; JIRA/Xray experience.
Azure, Azure IoT Hub, JIRA, Xray, Manual Testing, API Testing, Selenium, Python, Java
8h
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Lead Application Engineer
Stamford, Connecticut, United States
OnsiteFull Time
5+ YOESenior-level IT/engineering role overseeing enterprise applications, ERP modernization, system integrations, and cloud transformations.
TypeScript, JavaScript, Node.js, React, SQL Server, PostgreSQL, Azure, SAP, Oracle, Microsoft Dynamics, Java, .NET, Python
1mo
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Software Engineering Principal
New York City, New York, United States
$225k-$275k/yr HybridFull Time
10+ YOE10+ years in software engineering; Java or Python; experience in consulting/professional services; use of AI in SDLC with human in the loop.
Java, Python, Cloud, AI in SDLC
2mo
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Cloud Engineer- Data/AI Focused
Rochester or Charlotte or Nashville or New York City or Washington or Philadelphia or Atlanta
HybridFull Time
1+ YOE1-3 years cloud experience, AWS cert or ability to obtain, SQL and at least one programming language, basic data engineering, familiarity with AWS data services, Git, and IaC concepts.
AWS, Glue, Lambda, Step Functions, EMR, RDS, Aurora, Redshift, DynamoDB, S3, SQL, Python, Java, Git, Terraform, Infrastructure as Code
2mo
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Founding Machine Learning Engineer
New York, New York, United States
OnsiteFull Time
8+ YOE8+ years in production ML systems; strong software engineering; cloud ML infrastructure; ML/data frameworks; full-stack capabilities; mentoring; high autonomy.
Python, Java, TypeScript, AWS SageMaker, Bedrock, Modal, Baseten, PyTorch, TensorFlow, Spark
1w
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Staff Engineer, AI Security and Product Security
Salt Lake City or New York City
$187k-$220k/yr HybridFull Time
10+ YOE10+ years in product or application security; strong OWASP/NIST/ISO background; offensive security; secure development; AI security; leadership and communication; CISSP/OSCP/GWAPT desirable.
Metasploit, Burp Suite, Nmap, Wireshark, Python, Java, C++
1mo
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Senior Engineer, Internal tools
New York, New York, United States
RemoteFull Time
5+ YOE5+ years in software engineering; strong backend/full-stack skills; cloud, containers, CI/CD; API integrations; data modeling and SQL; strong communication.
Python, Go, TypeScript/Node.js, Java, GCP, AWS, Azure, Docker, Kubernetes, CI/CD, Workday, Salesforce, Slack, NetSuite, SQL
4d
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Lead Systems Operations Engineer
New York, New York, United States
$143k-$224k/yr HybridFull Time
5+ YOE5+ years systems engineering/architecture; Linux; RDBMS (SQL Server/Oracle/MySQL); ITRS Geneos; Unix scripting; Autosys; capital markets knowledge; on-call availability; hybrid schedule.
Linux, SQL, Oracle, MySQL, UNIX Shell Scripting, Perl, Python, Java, PL-SQL, Autosys, ITRS Geneos
3w
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Sr Software Engineer - Platform Data Query
San Diego or Santa Barbara or Dallas or New York City or Chicago or San Francisco or Washington DC or Denver
$138k-$173k/yr RemoteFull Time
5+ YOEExperience operating and scaling data pipelines with Iceberg, Trino, Kafka, Flink, and cloud data lakes.
Apache Flink, Kafka, Trino, Iceberg, AWS Glue, AWS S3, AWS Athena, Python, Ruby, Java, JavaScript, C#, SQL
1mo
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Microsoft Analytics Data Engineer Senior Consultant
New York City, New York, United States
$110k-$164k/yr HybridFull Time
2+ YOE2+ years in professional services or related industry; Bachelor's in a relevant discipline (MIS, CIS, Analytics).
Microsoft Fabric, Azure, Azure Databricks, PySpark, SparkSQL, Power BI, Git, Microsoft Purview, Python, C#, Java, Scala, R, DAX, MDX, M, SQL, Data Governance
1mo
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Microsoft Analytics Data Engineer Senior Consultant
New York City, New York, United States
$110k-$164k/yr HybridFull Time
2+ YOE5+ years in data engineering, analytics, and Microsoft technologies; strong SQL; MS Fabric/Azure; experience with Azure Databricks and Power BI; Bachelor's in MIS/CIS/Analytics; 2+ years in professional services.
Microsoft Fabric, Azure Storage, Azure Databricks, Power BI, SQL, Python, Spark, C#, Java, R, DAX, MDX, M, Git, Purview, Azure DevOps, Data governance
2w
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AI-Powered OSS Supply Chain Security Intern
New York, New York, United States
HybridInternship, Full Time
Pursuing degree in Software Engineering, Cybersecurity, or Data Science; comfortable with Python, Java, or JavaScript/Node.js; experience with Git/GitLab; analytical mindset; automation familiarity (CI/CD).
Python, Java, JavaScript/Node.js, Git, GitLab, CI/CD
1mo
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Project Manager
Ridgefield Park, New Jersey, United States
$10k/mo OnsiteFull Time, Contract
7+ YOEIT project management, business development, mortgage-related finance experience, data analytics, Python/Java development, AI/ML knowledge.
Python, Java, AI/Machine Learning, Enterprise systems integration, Data modeling, Analytics
HiringCafe market data
Java Python Developer Jobs market signals in Union City, NJ, 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
850+
Hiring companies
250+
Fresh sample
40% new in 30d
Salary visibility
77% show pay
Companies appearing in this market
Mitsubishi UFJ Financial GroupAmdocsAttentiveClever DevicesProtivitiSBT GlobalWriterAdaptive Security
Work location mix in visible results
Hybrid: 25Onsite: 14Remote: 8