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Senior Python Data Science Jobs in New Jersey (NOW HIRING)

BC Forward

Senior Python Developer

Jersey City, NJ · On-site

$68.25/hr

Senior Python Developer Location: Jersey City, NJ Duration: Contract - 12 months Pay Range: $68.25 ... data. 3+ years with Hadoop ecosystem tools including HDFS and Hive. 3+ years as a senior developer ...

Staffingine LLC

Python developers

Jersey City, NJ · On-site

$52.50 - $72.25/hr

Senior Python Developer Job Location: Jersey City, NJ Job Type: Full-Time * Experienced Python ... Should also have a strong SQL background and have data engineering experience

ACI Infotech

Python Developer

Jersey City, NJ · On-site

$55 - $75.75/hr

Role: Sr Python Developer Position : Contract / Full Time Accepts H1B transfers Location: Jersey ... A degree in Computer Science or an equivalent engineering foundation. * 5+ years of building and ...

CSAA

Job Title Senior Data Science Consultant, Insurance - Remote Requisition Number R7828 Senior Data ... Master-level tool knowledge (e.g., SQL, Python, AWS, DataRobot, AnyLogic, and other simulation ...

SageSure

Director, Data Science

Jersey City, NJ

Partner with senior leaders across Product, Engineering, Program, and Operations to understand ... Deep expertise in Python, SQL, and modern data science/ML tooling (Pandas, NumPy, TensorFlow, etc.

New

ACI Infotech

Python Developer

Jersey City, NJ · On-site

$55 - $75.75/hr

Role: Sr Python Developer Position : Contract / Full Time Exp: 10+ years only Accepts H1B transfers ... A degree in Computer Science or an equivalent engineering foundation. * 5+ years of building and ...

SageSure

Director, Data Science

Jersey City, NJ · On-site

Partner with senior leaders across Product, Engineering, Program, and Operations to understand ... Deep expertise in Python, SQL, and modern data science/ML tooling (Pandas, NumPy, TensorFlow, etc.

New

SRP Systems Inc

Senior Data Scientist

Princeton, NJ · On-site

Experienced in applying data science techniques on multiple industries and exposure to their sets ... Hands-on experience with R or Python type languages * Any experience in doing well at Kaggle type ...

SRP Systems Inc

Senior Data Scientist

Princeton, NJ · On-site

Experienced in applying data science techniques on multiple industries and exposure to their sets ... Hands-on experience with R or Python type languages * Any experience in doing well at Kaggle type ...

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Senior Python Data Science information

What is the difference between Senior Python Data Science vs Data Analyst?

AspectSenior Python Data ScienceData Analyst
Required SkillsPython, machine learning, statistical analysis, data modelingExcel, SQL, data visualization, basic statistics
Work EnvironmentData science teams, R&D, product developmentBusiness units, reporting, operational analysis
Industry UsageTech, finance, healthcare, e-commerceRetail, marketing, finance, healthcare

Senior Python Data Scientists focus on advanced analytics, machine learning, and building predictive models using Python, often working in R&D or product teams. Data Analysts primarily handle data reporting, visualization, and basic statistical analysis to support business decisions. While both roles require data handling skills, Senior Python Data Science roles demand deeper technical expertise and experience with complex algorithms.

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For Senior Python Data Science jobs in New Jersey, the most frequently searched job titles are:

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Senior Python Data Science jobs near you
Infographic showing various Senior Python Data Science job openings in New Jersey as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 13% Part Time, and 4% Contract. Highlights an 86% Physical, 4% Hybrid, and 10% Remote job distribution.

Python / ML Engineer (GenAI) || W2 ROLE || ONSITE||

SmartIPlace

Jersey City, NJ • On-site

Contractor

Re-posted 4 days ago

Job description

Title: Senior Python / ML Engineer (GenAI)
Location: Jersey City, NJ (Onsite – 5 days/week)
Job Type: Contract (W2 Only)
Interview: Video
Visa: No H1B / OPT / CPT

Job Overview

We are seeking a Senior Python / Machine Learning Engineer with strong computer science fundamentals and hands-on experience building and deploying ML and Generative AI solutions. This role focuses on developing production-grade AI/ML systems, LLM-powered applications, and scalable data pipelines in public cloud environments.

You will work in a fast-paced, engineering-driven environment building high-impact AI solutions for real-world business use cases.

Key Responsibilities

  • Design and develop ML and LLM-powered applications end-to-end

  • Build, test, and deploy production ML models and inference services

  • Develop scalable batch and real-time data pipelines

  • Implement distributed systems and reliable data processing frameworks

  • Deploy AI/ML solutions on AWS, Azure, or GCP

  • Collaborate with cross-functional teams to deliver AI-driven products

  • Apply strong software engineering best practices to AI development

  • Experiment with and productionize Generative AI use cases

Required Qualifications

  • MS or higher in Computer Science, ML, Statistics, Mathematics, or related field

  • 5+ years of Python development experience

  • Strong knowledge of data structures, algorithms, and system design

  • Hands-on experience with ML and LLM development

  • Experience with ML frameworks such as PyTorch, Keras, MXNet, or Scikit-Learn

  • Experience deploying solutions in AWS, Azure, or GCP

  • Experience using LLMs in real-world applications (prompting, evaluation, guardrails, tracing)

  • Experience building data pipelines (batch and real-time)

  • Experience working with SQL and NoSQL databases (Postgres, Redis, OpenSearch, etc.)

  • Excellent communication and collaboration skills

Preferred Qualifications

  • Expertise in one or more areas:

    • Natural Language Processing

    • Reinforcement Learning

    • Recommendation Systems / Ranking

    • Time Series Analysis

  • Domain knowledge in finance or wealth management

  • Kubernetes or containerization experience

  • Leadership or mentoring experience in ML projects

Smart-iPlace logo

About Smart-iPlace

Sourced by ZipRecruiter

SMART-iPLACE provides innovative staffing and consulting solutions that help our clients achieve their business objectives. We can understand and support all areas of your IT systems from back-end infrastructure to front-end personal productivity. Our goal is create innovative IT solutions that enable your business to be more agile and competitive.

Industry

It services

Company size

51 - 200 Employees

Headquarters location

Irving, TX, US

Year founded

2021

Social media

Facebook

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