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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.
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Senior Quality Engineer
Jersey City, New Jersey, United States
$106k-$130k/yr OnsiteFull Time
7+ YOE7-12 years in functional/ automated testing; strong test automation leadership; BS in STEM or equivalent; proficient in Java/C#/Python; extensive testing tool experience; CI/CD knowledge; eligible for incentive program.
Selenium, API, LoadRunner, JMeter, AppDynamics, App Insights, UFT, ReadyAPI, JIRA, SynapseRT, Java, SQL, Service Virtualization
3w
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Senior Full Stack Software Engineer - Credit Card
New York, New York, United States
$152k-$200k/yr RemoteFull Time
5+ YOE5+ years software engineering; frontend React (TypeScript preferred); backend Java/Node.js/Go/Python; REST APIs; AWS; containers; Agile/Scrum; CI/CD.
React, TypeScript, Java, Node.js, Go, Python, Kafka, SQS, PostgreSQL, DynamoDB, AWS, Docker, Kubernetes, CI/CD
2mo
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Associate RPA Engineer
Audubon, Pennsylvania, United States
OnsiteFull Time
3+ YOE3-5 years RPA development using UiPath; strong scripting with Python/.NET/Java/JavaScript; experience with APIs, SQL, OCR/AI/ML; excellent communication and collaboration.
UiPath Studio, UiPath Orchestrator, Python, .NET, Java, JavaScript, SQL, APIs, OCR, AI/ML
2mo
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Senior Machine Learning (ML) Engineer
Jersey City, New Jersey, United States
HybridFull Time
5+ YOE5+ years ML-focused software engineering; degree in CS/Math/EE or related field; production ML experience; transformer/NLP; multi-GPU distributed training; Python; Java/C++/Kotlin/Scala; microservices; Git; databases (SQL/NoSQL); strong communication.
Python, Java, C++, Git, Docker, Kubernetes, AWS, NLP, TensorFlow, PyTorch
3d
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Senior Applied AI Engineer (New York, NY, US, 10036)
New York, New York, United States
$139k-$180k/yr OnsiteFull Time
7+ YOE7+ years in machine learning, software engineering, or applied AI; strong Java and Python; PyTorch/TensorFlow; experience with LLMs, RAG, and Vertex AI; knowledge of CI/CD and DevOps collaboration.
Java, Python, PyTorch, TensorFlow, Vertex AI, RAG, LLM tooling, CI/CD
3w
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Senior Software Development Engineer
Richardson or New York or Hartford or Buffalo Grove or Woonsocket or Alpharetta
$93k-$222k/yr HybridFull Time
5+ YOE5+ years enterprise software delivery; 5+ years Java; 4+ years frontend with Angular; 4+ years REST with Spring Boot; 3+ years Agile; CI/CD and TDD experience.
Angular, Java, Spring Boot, NGRx, REST, CI/CD, Test-Driven Development, Python, Kubernetes, Azure, AWS
4d
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Principal Engineer
New York, New York, United States
$180k-$225k/yr OnsiteFull Time
8+ YOE8+ years software development; 4+ years React/TypeScript; BS in CS/CE; REST APIs; data-intensive web apps; internal tools; AI coding assistants.
React, TypeScript, Python, C++, Java, REST APIs, Kafka, FastAPI, Flask, Django, WebSocket, SSE, gRPC-Web, AI coding assistants
3w
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Staff Machine Learning Engineer, AI Agent Platform
New York City or Palo Alto or Bethesda or Seattle
$115k-$260k/yr HybridFull Time
6+ YOE6+ years designing, implementing multi-tenant AI/ML systems; cloud (Azure/AWS); backend (Kubernetes, Temporal, OpenSearch, PostgreSQL, Redis, Neo4j);Docker; Python/Java/Go; AI/ML frameworks (TensorFlow, PyTorch); experience with MCP/A2A is a plus.
Azure, AWS, Kubernetes, Temporal, OpenSearch, PostgreSQL, Redis, Neo4j, Docker, Prometheus, OpenTelemetry, Python, Java, Go, TensorFlow, PyTorch, LangGraph, CrewAI, AutoGen, AKS, FastAPI
1w
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Sr. Staff Engineer
New York City, New York, United States
$230k-$270k/yr HybridFull Time
Lead AI platform development; deep LLM expertise; production AI experience; fullstack skills; collaborate with product and compliance.
React, GraphQL, Ruby, Java, TypeScript, C#, Python
1mo
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Senior AI Engineer - Detect
New York, New York, United States
$180k-$210k/yr HybridFull Time
5+ YOE5+ years software engineering; experience training/fine-tuning external ML/AI models; Python or TypeScript; strong evaluation/experiment tracking
Python, TypeScript, React, Kotlin, Java, Google Vertex AI, AWS SageMaker
1mo
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Systems Engineer
Florham Park or Westminster
$82k-$172k/yr HybridFull Time
5+ YOE5+ years EW systems experience; software-centric systems engineering; Python/C++, Java, and MATLAB; DoD Agile/DevSecOps; ability to obtain TS/SCI clearance.
Python, C++, Java, MATLAB
5d
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Solutions Engineer
New York, New York, United States
$100k-$115k/yr HybridFull Time
2+ YOE2+ years in technical consulting or customer-facing engineering; BS/MS in CS/Engineering; programming with Python/Java/C#; 1+ year frontend with Angular/TypeScript/React.
Python, Java, C#, Angular, TypeScript, React
1mo
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Senior Data Engineer, VP
Boston or London or Clifton
$110k-$208k/yr OnsiteFull Time
10+ YOESenior data engineer with cloud data lake experience, PL/SQL/Java/Python/Scala, Databricks, data modeling, ELT pipelines, and cloud security; 10+ years software development experience.
PL/SQL, Java, Python, Scala, Databricks, Cloud platforms, CI/CD, DevOps
1mo
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Integration Services Developer
Brooklyn, New York, United States
$75k-$130k/yr OnsiteFull Time
5+ YOE5+ years in application development with Java/Spring Boot; 3+ years SQL and data operations; experience with microservices/SOA, REST/SOAP, JSON/XML; MQ messaging; ETL tools; cloud platforms (AWS/Azure); Python/JavaScript/Perl; version control and automation tools (GitHub, Jenkins, Docker, Azure DevOps).
Java, Spring Boot, SQL, ETL, SOA, REST, SOAP, MQ, Rabbit MQ, IBM MQ, Active MQ, IBM InfoSphere DataStage, Informatica PowerCenter, IICS, SSIS, AWS, Azure, Python, JavaScript, Perl, GitHub, SVN, Terraform, Ant, Jira, Jenkins, Docker, Azure DevOps
1w
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Data Engineer - Snowflake
Houston or Woodland Hills or Jersey City
$107k-$126k/yr HybridFull Time
5+ YOE5+ years data engineering; strong Snowflake; SQL; Python/Java; cloud with Snowflake and AWS AI/ML; ETL/ELT pipelines; data governance.
Snowflake, Snowpark, Snowpipe, OpenFlow, Streamlit, Hadoop, Spark, Kafka, Databricks, Redshift, Iceberg, AWS SageMaker, Bedrock, Configurable ETL, NiFi, Airflow, Talend, dbt, Informatica, DataStage, AWS Glue, SQL, Python, Java
10h
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Tech Consulting - Full-Stack Java Developer - Senior - Multiple Locations (Los Angeles, CA, US, 90017-5418)
Los Angeles or New York City or Hoboken or San Francisco or San Jose or Seattle or Boston or Chicago or St. Louis or Philadelphia or Dallas or Houston or Irvine or San Diego or Portland or Denver or Minneapolis or Nashville or Phoenix or Pittsburgh or McLean or Atlanta or Charlotte or Detroit or Columbus or Cleveland or Akron or Miami
$103k-$188k/yr HybridFull Time
3+ YOE3+ years software engineering; Bachelor's in CS or related field; proficient in at least one modern backend language; full-stack experience; REST APIs; React/Angular or similar; Git; cloud familiarity; travel up to 25%.
Python, Java, JavaScript, TypeScript, React, Angular, Git, Node.js, Spring, .NET, Docker, Kubernetes, REST APIs
2mo
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Solutions Engineer
New York, New York, United States
RemoteFull Time
Customer-facing technical role experience; programming in Python/JavaScript/Java/C#; API/rest knowledge; SaaS/cloud understanding; strong communication; onboarding and demos; cross-functional collaboration.
Python, JavaScript, Java, C#, Postman, Salesforce, HubSpot
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
1mo
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Data Engineer
Atlanta or New York City
$116k-$152k/yr HybridFull Time
3+ YOE3+ years in data engineering or analytics, strong SQL, knowledge of Python/Java/Scala, experience with Databricks/Airflow/dbt/Spark/Kafka, cloud data platforms (AWS/GCP/Azure).
Databricks, Airflow, dbt, Spark, Kafka, SQL, Python, Java, Scala
2w
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AI Application Engineer
Chandler or San Jose or South Plainfield or Austin or San Diego or Lake Forest
HybridFull Time
Degree in Electrical/Electronics Engineering; AI on V93000; Java/Python; strong customer-facing and pre-sales; 20-30% travel.
Java, Python, Linux, Git, SmarTest, V93000, VS Code
1mo
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Senior Software Engineer
New York City, New York, United States
$138k-$221k/yr OnsiteFull Time
3+ YOE3+ years AWS cloud engineering; strong OOP in Python, TypeScript, Java; fluent with AWS CDK; CI/CD tools; secure, scalable systems; incident response; problem-solving.
AWS, EKS, EC2, S3, RDS, MSK, VPC, IAM, CDK, CodePipeline, Jenkins, GitHub, Bitbucket, Artifactory, SonarQube
2w
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Data Engineer
New York or San Francisco or United States or Canada
RemoteFull Time
5+ YOE5+ years in production-grade data processing; Python/SQL; Beam/Spark/Flink; S3/GCS/POSIX; Kubernetes; BigQuery/Airflow/dbt; Java or Go (nice to have); passion for AI.
Python, SQL, Apache Beam, Spark, Flink, Kubernetes, BigQuery, Airflow, dbt, Java, Golang
2mo
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Software Engineer, Performance Marketing
Seattle or Los Angeles or New York or San Francisco
$170k-$230k/yr HybridFull Time
5+ YOE5+ years in software development; experience supporting performance marketing; strong backend skills; experience with data systems; familiarity with AppsFlyer or similar MMP; knowledge of attribution and paid media platforms.
Python, Java, Go, SQL, ETL/ELT, AppsFlyer, Google Ads, Meta Ads, TikTok Ads
2mo
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Software Test Engineer
New York, New York, United States
$106k-$133k/yr OnsiteFull Time
3+ YOEBachelor’s degree in CS or related field; 3+ years automated testing and software development experience; proficient in multiple languages; able to obtain US security clearance.
C/C++, Java, VB, ASP, PHP, Perl, Python, Shell Script
3w
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Senior Developer II - Data Science & Enterprise Data Platform Development
New York City, New York, United States
$140k-$180k/yr HybridFull Time
10+ YOE10+ years in data engineering/platform development; Java, Kafka, Spark, Snowflake, Databricks; Python data science libs; Airflow; cloud (AWS/Azure/Google); strong communication and collaboration; data governance.
Java, Kafka, Spark, Snowflake, Databricks, Python, scikit-learn, pandas, NumPy, PyTorch, TensorFlow, Apache Airflow, AWS, Azure, Google Cloud
1mo
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Senior Developer II - Data Science & Enterprise Data Platform Development
New York, New York, United States
$140k-$180k/yr HybridFull Time
10+ YOE10+ years in data platform development or data engineering; Java, Kafka, Spark, Snowflake, Databricks; Python data science libs; Airflow; cloud platforms (AWS/Azure/GCP); strong communication; collaborative and results‑oriented.
Java, Kafka, Spark, Snowflake, Databricks, Python, Airflow, Cloud platforms (AWS, Azure, Google Cloud)
3w
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Platform Support Engineer
New York, New York, United States
$100k-$150k/yr HybridFull Time
5+ YOE5+ years in application support in finance; Bachelor's degree; strong communication; Linux, shell scripting, Java, Python, SQL; familiarity with monitoring tools.
Linux, Shell Scripting, Java, Python, SQL, Nagios, Splunk, Jira, ServiceNow
2mo
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Senior Software Engineer, Platform
Philadelphia or New York
$116k-$209k/yr OnsiteFull Time
4+ YOEDevelop and optimize platform services; cloud focus; Agile; automation; 4-7 years platform experience; AWS preferred.
AWS, Kubernetes, Go, Java, Scala, Python, JavaScript
2w
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Forward Deployed Engineer - USA (NYC)
New York, New York, United States
$130k-$200k/yr HybridFull Time
Senior software engineer with enterprise SaaS experience; strong in TypeScript/JavaScript, Java, Python; excellent communication with customers.
TypeScript, JavaScript, Java, Python, Git, Node, npm, API, OpenAPI
6d
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AI Data Engineer
New York or United States
RemoteFull Time
Bachelor's in CS/Engineering; data engineering experience; Python/Scala/Java; ETL, data warehousing, data modeling; cloud (AWS/GCP/Azure); Spark; strong problem-solving and communication.
Python, Scala, Java, Apache Spark, AWS, GCP, Azure, Airflow
2mo
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Senior Software Engineer | API
New York, New York, United States
OnsiteFull Time
Senior API-focused backend/full-stack engineer with experience designing scalable REST APIs, platform infrastructure, and developer tooling.
Go, Python, Java, C#, React, TypeScript
1mo
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Forward Deployed Engineer
Boston or New York or Palo Alto
$70k-$100k/yr HybridFull Time
4+ YOE4+ years in design/development/implementation; 1+ year with Workato or similar orchestration platform; BTech/BE or higher in CS/AI/ML; proven AI engineering experience; strong integration and API knowledge.
Workato, TIBCO, Dell Boomi, MuleSoft, APIs, JSON, Java, Python, Ruby, SOA, ESB, BPM, RPA, Cloud platforms
2mo
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Systems Application Engineer Intern
Lyndhurst, New Jersey, United States
$23-$27/hr HybridInternship
0+ YOEPursuing a bachelor’s in CS or engineering; Java, Python, C++; basic electrical/HVAC knowledge; US work authorization; internship.
Java, Python, C++, Electrical principles, Control systems
2w
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Site Reliability Engineer
New York, New York, United States
$177k-$209k/yr HybridFull Time
Kubernetes expertise; observability/monitoring mindset; CI/CD experience; IaC (Terraform/Pulumi); cloud (AWS); security and reliability focus; programming (Python/Go/Java/C).
Kubernetes, Observability, Jenkins, ArgoCD, Harness, Tekton, Terraform, Pulumi, AWS, Python, Golang, Java, C, Nginx, Ubuntu, Chef
5d
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Security Engineer II - Vulnerability Lifecycle
New York, New York, United States
$130k-$300k/yr HybridFull Time
Experience in vulnerability management or related security domains; strong communication; cross-functional collaboration; programming in Golang, Python, or Java; U.S. person eligible for ITAR projects.
Golang, Python, Java
2w
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Senior Backend Engineer, Enterprise AI
San Mateo or Boston or New York City or Salt Lake City or Lahore
HybridFull Time
Proven backend development experience; scale enterprise AI product; cloud platforms; mentoring; agile culture; strong communication; AI in workflows.
Go, Python, Java, Google Cloud Platform, Amazon Web Services, Microsoft Azure
1mo
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Site Reliability Engineer
New York City, New York, United States
$115k-$125k/yr HybridFull Time
Bachelor’s degree in engineering; Linux and performance tuning; programming/scripting (Python, C/C++, Java); financial services exposure; strong customer service, communication, and teamwork; flexible, adaptable.
Linux, Python, C++, Java, Networking, Monitoring, Automation scripting
1mo
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Principal Software Engineer
Boston or St. Louis or Cleveland or Philadelphia or Chicago or San Francisco or New York City or Kansas City or Atlanta or Minneapolis or Dallas or Richmond
$173k-$260k/yr OnsiteFull Time
8+ YOE8+ years Java development; 4+ years AWS cloud experience; cloud-first architecture; CI/CD, DevOps; serverless; strong communication.
Java, Spring, Terraform, NoSQL, RDS, Kafka, Python
2mo
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Senior, AI Platform Engineer
New York City or Louisville or Dallas or Washington or Tampa or Boston
$141k-$194k/yr HybridFull Time
5+ YOE5+ years in software engineering with distributed systems; Python or Java; Cloud experience (GCP preferred); Docker/Kubernetes; CI/CD; observability; healthcare regulatory knowledge.
Docker, Kubernetes, Terraform, Pulumi, Python, Java, PostgreSQL, MySQL, MongoDB, Redis, Cassandra, Google Cloud Platform
4d
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System Application Engineer Intern
Lyndhurst, New Jersey, United States
$23-$27/hr OnsiteInternship
0+ YOEPursuing bachelor's in CS or Electrical/Mechanical Engineering; programming in Java/Python/C++; knowledge of electrical principles; control/HVAC knowledge a plus.
Java, Python, C++
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
58% new in 30d
Salary visibility
85% show pay
Companies appearing in this market
State StreetBettermentCVS HealthFanDuelGEICONeuberger BermanParamountSchneider Electric
Work location mix in visible results
Hybrid: 36Onsite: 23Remote: 7