10 senior java and python engineer jobs at 8 companies in Trenton, NJ

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
3mo
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Principle Engineer - Rates and cross asset electronic trading platforms
New York or Iselin or Charlotte
$159k-$305k/yr HybridFull Time
Wells Fargo
Wells FargoNYSE: WFC: Global provider of banking, investment, and mortgage financial services.
7+ YOE7+ years in engineering and electronic trading; deep experience in rates/fixed income e-trading; high-performance, low-latency trading systems; strong Java (and Python/C++ as applicable); FIX protocol knowledge.
Java, Python, C++
1mo
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Senior Quality Assurance and Test Automation Engineer
Berkeley Heights or Alpharetta or New York or United States
$100k-$166k/yr OnsiteFull Time
Fiserv
FiservNew York Stock Exchange: FI: Provides financial technology and payment processing services to institutions.
8+ YOE8+ years QA and test automation experience for high-volume platforms; 6+ years building frameworks in Python/Java/C#; experience with Selenium/Cypress/Playwright/TestNG/JMeter/UFT; API (REST/JSON) testing; CI/CD integration; Bachelor's degree or equivalent; must have unrestricted U.S. work authorization.
Python, Java, C#, Selenium WebDriver, Cypress, Playwright, TestNG, Tricentis Tosca, JMeter, QTP, Unified Functional Testing (UFT), REST, JSON, TCP, HTTP, GitHub, GitLab, Jenkins, Jira, qTest, Zephyr, TestRail, Prometheus, Grafana
3w
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Full Stack and AI Engineer
Basking Ridge or United States
$92k-$164k/yr RemoteFull Time
UnitedHealth Group
UnitedHealth GroupNYSE: UNH: Provides health insurance and technology-enabled health care services.
8+ YOE5+ Mgmt8+ years building backend systems in Java/Python, 5+ years leading teams, experience with Kafka, relational/NoSQL databases, cloud (AWS/Azure/GCP), Docker/Kubernetes, CI/CD, and 1+ year delivering AI-enabled solutions; HS diploma or higher required.
Java, Python, Kafka, PostgreSQL, MySQL, Oracle, MongoDB, Cassandra, AWS, Azure, GCP, Docker, Kubernetes, CI/CD, REST, gRPC, Pinecone, Weaviate, pgvector
1w
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Assistant Vice President, Java and AI Application Development Software Engineer
Iselin, New Jersey, United States
$135k-$150k/yr HybridFull Time
CLS Group
CLS Group: Provides global settlement and risk mitigation for foreign exchange.
Strong Java and server-side development experience, familiarity with AI/ML and LLMs, SQL/DBMS skills, secure coding and messaging knowledge, bachelor's in computer science or related field required.
Java, JDBC, JPA, Hibernate, JAXB, Spring, SQL, IBM DB2, Oracle, LLMs, Python, UNIX, Eclipse, JIRA, GIT, Maven, Ant, IBM MQ, JMS, Junit, TestNG, SFTP, SSL, Microsoft Outlook, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft Visio
1mo
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Software Engineer, Lead (Simulation and Training)
Mount Laurel, New Jersey, United States
$111k-$208k/yr HybridFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
10+ YOEBachelor's in CS/CE/SE, 10+ years engineering experience, advanced C/C++, Java or Python, Linux/Unix, CI/CD (GitLab, Jenkins, Make/CMake), ability to obtain SECRET clearance, leadership and mentoring experience.
C, C++, Java, Python, Linux/Unix Operating Environment, CI/CD, GitLab, Jenkins, Make, CMake, Automated testing, Static analysis, Agile Management Suite, Agile Business Rhythm, Model Based Engineering
3w
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Systems Engineer, Lead (Simulation and Training)
Mount Laurel or New Jersey
$111k-$208k/yr HybridFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
10+ YOEBachelor's in engineering/computer science, 10+ years experience, requirements analysis and decomposition, project leadership, strong communication, ability to obtain/maintain U.S. DoD Secret clearance (U.S. citizenship required).
Model-Based Engineering (MBE), Agile Management Suite, Agile Business Rhythm, C++, Java, Python
2mo
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Data Engineering - Data, Lakehouse and AI Data Platform Engineer - Vice President - New York
New York City, New York, United States
OnsiteFull Time
Goldman Sachs
Goldman SachsNYSE: GS: Provides investment banking, securities, and wealth management services globally.
7+ YOE7-12+ years of experience in data engineering with Python/Java, SQL, and modern data platforms.
Python, Java, SQL, Apache Spark, JSON, Avro, Parquet, Snowflake, Apache Iceberg, Databricks, Hadoop, Kafka, CI/CD, Kubernetes
1mo
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Software Engineer, Sr (Simulation and Training Products)
Mount Laurel, New Jersey, United States
$75k-$143k/yr HybridFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
5+ YOEBS in CS/CE/SE, 5+ years engineering experience, experience with C/C++, Java, Python, Linux/Unix; ability to obtain SECRET clearance and U.S. citizenship required; strong analytical and communication skills.
C++, Java, Python, Linux/Unix, CI/CD, GitLab, Jenkins, Make, CMake
2w
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Senior Software and AI Engineer
Livingston or New York or Sunnyvale or San Francisco or Bellevue
$182k-$242k/yr OnsiteFull Time
CoreWeave
CoreWeaveNASDAQ: CRWV: Cloud platform providing GPU-accelerated infrastructure for AI workloads.
3+ YOE3+ years professional programming; full‑stack development with React/TypeScript and backend services in Node.js or Go; experience with GenAI/LLM frameworks (LangChain, ChatGPT API, Glean API); cloud, Kubernetes, and CI/CD familiarity.
Workato, LangChain, LangGraph, ChatGPT agentflow, ChatGPT API, OpenAI API, Gemini agent flow, Glean API, React, TypeScript, Node.js, Go, Python, C++, C#, Java, FastAPI, gRPC, Next, Cursor, Claude, Copilot, ChatGPT Codex, Ray, Kafka, Spark, Kubernetes, AWS, Azure, GCP, Workato, Boomi, ERP, HRIS, DCIM, Data Warehouse
4w
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EY-Parthenon - Strategy and Execution - Growth Platforms - Software Engineering - Director (New York, NY, US, 10001-8604)
New York City or Atlanta or Boston or Chicago or Dallas or Denver or Detroit or Houston or Los Angeles or McLean or Hoboken or Philadelphia or San Francisco or Seattle
$205k-$235k/yr HybridFull Time
EY
EY: Global firm providing audit, tax, and professional consulting services.
5+ YOEBachelor's in CS/Engineering and 5+ years (or graduate degree and ~3+ years), senior software/platform engineering experience, production AI tooling experience, cloud (AWS/GCP), Python/Java/Scala/TypeScript, containerization, infra-as-code, and client-facing leadership.
Python, Java, Scala, TypeScript, AWS, GCP, Microsoft Copilot, LLMs, vector databases, model orchestration frameworks