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Python Data Developer Jobs in Pennsylvania (NOW HIRING)

Pronix Inc

Python AI Developer

Malvern, PA · On-site

$49.25 - $68/hr

Python AI Developer- Only W2 Location: Malvern, PA (Day 1 Onsite) Duration: 12 Months Job Summary ... Integrate enterprise data sources with AI applications. * Develop scalable REST APIs and backend ...

Customers Bank

BI Developer

Malvern, PA · On-site

... Python Data Libraries (Pandas/Polars/DuckDB), and Power BI. • Deep understanding of relational and dimensional modeling, and modern data ecosystems. • Working in an Agile environment and adhering ...

Drevol LLC

Data Engineer

Malvern, PA · On-site

$112K - $134K/yr

Contract Job Summary We are seeking an experienced Data Engineer with strong expertise in Python, PySpark, AWS Glue, and AWS data services to build and support scalable ETL/ELT pipelines for ...

Ntta

A Senior ETL Developer specializing in Google Cloud Platform (GCP) and BigQuery designs, builds ... This role requires advanced SQL, Python, orchestration (Airflow), and data warehousing skills to ...

Data Ideology LLC

Sr. Data Engineer (Snowflake)

Pittsburgh, PA · On-site +1

$111K - $133K/yr

Develop and optimize data pipelines using tools such as dbt, Python, CloverDX, and cloud-native ... Mentor junior engineers and support knowledge sharing across the team. Supervisory Responsibilities:

SysMind Tech

Data Engineer - Databricks

Pittsburgh, PA · On-site

$108K - $130K/yr

Contract Role Overview We are seeking an experienced Data Engineer with strong expertise in Databricks, Python, and Spark to design and build scalable data pipelines. The ideal candidate will have ...

SysMind Tech

Data Engineer

Pittsburgh, PA · On-site

$111K - $133K/yr

S.) This role requires core experience and expertise on - Databricks (advanced, hands-on), Python, ETL/ELT pipeline development, Spark (SQL/PySpark). Job purpose * The Data Engineer will be ...

LHi Group Ltd

Senior Manager, Data Science

Calumet, PA · On-site

$210K - $230K/yr

... engineer Strong Python, modeling and production data experience Startup or hypergrowth company experience Experience with large-scale data systems Strong people-management and coaching skills A ...

USM

Urgent Need Python Developer

Philadelphia, PA · On-site

$50.75 - $70/hr

... SOA, BPM, Data Warehousing, SharePoint Consulting and IT Infrastructure. Our other offerings ... Python Developer with Falcon exp Location: Philadelphia, PA Duration: 6+ months Must have: o Python ...

Varsity Tutors

Python Tutor

Reading, PA · Remote

$18 - $40/hr

Deep knowledge of Python syntax, data types, control flow, functions, object-oriented programming, file handling, modules and packages, list comprehensions, error handling, and popular libraries ...

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Python Data Developer information

What is a Python data developer?

Python Data Developers are professionals who use the Python programming language to collect, process, and analyze data. They build and maintain data pipelines, write scripts for data manipulation, and work with databases to ensure data is accessible and usable for analytics and business insights. These developers often collaborate with data scientists, analysts, and other IT professionals to support data-driven decision-making within an organization.

What are the key skills and qualifications needed to thrive as a Python data developer, and why are they important?

To excel as a Python Data Developer, you need strong programming skills in Python, a solid understanding of data structures, algorithms, and experience with relational and NoSQL databases. Familiarity with data processing libraries (like Pandas, NumPy), ETL tools, and version control systems, as well as knowledge of cloud platforms (such as AWS or Azure), are typically required. Problem-solving ability, attention to detail, and effective communication are vital soft skills in this role. These skills enable efficient data pipeline development, ensure data quality, and facilitate collaboration within technical teams.

What are some common challenges faced by Python data developers when working with large datasets?

Python Data Developers often encounter challenges related to efficiently processing and managing large datasets, such as optimizing data pipelines for speed and memory usage. Handling data quality issues, integrating data from multiple sources, and ensuring scalability of their solutions are also frequent hurdles. Collaboration with data engineers, analysts, and stakeholders is crucial for understanding requirements and delivering robust results. Staying up to date with the latest libraries and tools, like Pandas, Dask, or PySpark, is also important to overcome these challenges and maintain high performance.

What is the difference between Python Data Developer vs Data Analyst?

AspectPython Data DeveloperData Analyst
Required SkillsPython, SQL, data modeling, ETL processesExcel, SQL, data visualization, basic statistics
CertificationsPython certifications, data engineering coursesData analysis certifications, Excel certifications
Work EnvironmentData engineering teams, software development projectsBusiness units, reporting teams
Industry UsageTech, finance, healthcare, where data pipelines are neededMarketing, finance, operations for insights and reporting

The Python Data Developer focuses on building data pipelines, integrating data sources, and developing scalable data solutions using Python. In contrast, Data Analysts primarily interpret data, create reports, and provide insights for decision-making. While both roles require SQL and data handling skills, Python Data Developers are more involved in data engineering tasks, whereas Data Analysts focus on data visualization and analysis.

What are popular job titles related to Python Data Developer jobs in Pennsylvania?

For Python Data Developer jobs in Pennsylvania, the most frequently searched job titles are:

What job categories do people searching Python Data Developer jobs in Pennsylvania look for?

The top searched job categories for Python Data Developer jobs in Pennsylvania are:

What cities in Pennsylvania are hiring for Python Data Developer jobs?

Cities in Pennsylvania with the most Python Data Developer job openings:

Python Data Developer jobs near you
Infographic showing various Python Data Developer job openings in Pennsylvania as of July 2026, with employment types broken down into 1% As Needed, 79% Full Time, 12% Part Time, and 8% Contract. Highlights an 81% Physical, 3% Hybrid, and 16% Remote job distribution.

Quantitative Developer | Core Data Sets | Experienced Hire - Susquehanna International Group

Susquehanna International Group

Bala Cynwyd, PA • On-site

Full-time

Posted 26 days ago

Job description

Overview
The Quant Core Data team is looking for an engineer with significant Python experience who has a deep appreciation for performance and scalability to help build data flows used globally by our Quant Researchers & Strategists.
In this role, you will:

  • Design, develop, and scale our data framework with an eye for efficiency and robustness
  • Build packages used exclusively by expert users to evolve our signal generation technology
  • Have greenfield development opportunities to optimize existing tooling from scratch

What we're looking for
  • At least 3+ years of experience in Python or C++, developing software with strict performance requirements
  • A deep appreciation for performance and benchmarking, including experience in large scale computing problems and performance trade-offs
  • Strong systems fundamentals (virtual memory, numa, io, networking, etc.)
  • Deep Linux knowledge
  • Experience in Python data analysis and/or low level Python
  • Strong understanding of data structures and algorithms
  • Enthusiasm for working with data, especially large sets of data; good aesthetics for cleanliness and correctness in data
  • Bachelor's degree in Computer Science, Engineering, Mathematics or related discipline or its foreign equivalent; advanced degree is preferred

About Susquehanna
Susquehanna is a global quantitative trading firm powered by scientific rigor, curiosity, and innovation. Our culture is intellectually driven and highly collaborative, bringing together researchers, engineers, and traders to design and deploy impactful strategies in our systematic trading environment. To meet the unique challenges of global markets, Susquehanna applies machine learning and advanced quantitative research to vast datasets in order to uncover actionable insights and build effective strategies. By uniting deep market expertise with cutting-edge technology, we excel in solving complex problems and pushing boundaries together.
What we do
We are experts in trading essentially all listed financial products and asset classes, with a focus on derivatives trading. Through market making and market taking, we handle millions of trading transactions around the world every day, providing liquidity and ensuring competitive prices for buyers and sellers. While our presence in the market is broad, our trading desks are highly specialized, allowing for a deep understanding of unique drivers of each asset class.
If you're a recruiting agency and want to partner with us, please reach out to recruiting@sig.com . Any resume or referral submitted in the absence of a signed agreement will not be eligible for an agency fee.
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