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Python Developer Jobs in Chester, PA, US
760+ python developer jobs from 220+ companies hiring in Chester, PA, US.
1w
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Software Engineer - Federal Geospatial (Hub-Remote: DC or Philly Metro)
Alexandria or Philadelphia
$105k-$141k/yr RemoteFull Time
Element 84: Builds cloud-native geospatial software and data processing pipelines.
5+ YOE5+ years software engineering; full-stack Python/JavaScript; Clojure; React; AWS S3/IAM/Lambda; NOAA CAC badge; remote Scrum; BS in technical field.
Python, JavaScript, Clojure, React, AWS, S3, IAM, Lambda, Node.js, MacOS X
3w
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AI Engineer - Agentic AI (Colmar, PA, US, 18915)
Colmar, Pennsylvania, United States
$103k-$153k/yr HybridFull Time
3+ YOE3+ years in software/automation/AI roles; Python proficiency; experience with agent orchestration (LangGraph); Microsoft AI/Automation stack (Azure AI Foundry, Power Automate, Copilot Studio); experience with large language models (Anthropic Claude); APIs and system integration.
Python, LangGraph, Power Automate, Copilot Studio, Azure AI Foundry, OpenAI Codex, Anthropic Claude, Dataverse, APIs, JSON
3d
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Principal Scientist, Genomics Analytics Engineer
Stevenage or Upper Providence
HybridFull Time
Strong Python programming; production-grade code; genomics data analysis; end-to-end pipelines; experience with workflow tools (Nextflow, Airflow, Dagster, Prefect, Snakemake); independent ownership.
Python, Nextflow, Airflow, Dagster, Snakemake, Prefect
2w
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Embedded Software Engineer (Hybrid- Aberdeen, Maryland)
Aberdeen Proving Ground or Jersey City or Middletown or Aberdeen Proving Ground
$130k-$165k/yr HybridFull Time
8+ YOE8+ years embedded Linux software development; Xilinx UltraScale+; PetaLinux; PCB-based hardware bring-up; C/C++ and scripting; Git/SVN; DoD Secret clearance.
Xilinx UltraScale+, PetaLinux, C/C++, Python, Git, SVN, JTAG, UART, GDB, strace, perf, dmesg
2w
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Snowflake Developer
Buffalo or Wilmington
$68k-$109k/yr HybridFull Time
10+ YOE10–12 years in development or data engineering; strong Snowflake expertise (Snowpark Python, Snowflake SQL, Tasks, Streams, Snowpipe); Agile experience; capable of delivering scalable data solutions and collaborating with stakeholders.
Snowflake, Snowpark Python, Snowflake SQL, Snowpipe, Snowflake Tasks, Snowflake Streams
1w
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DevOps Engineer
Philadelphia, Pennsylvania, United States
$87k-$136k/yr OnsiteFull Time
3+ YOEBachelor’s degree in CS/CE or Electrical Eng with 3 years in DevSecOps/CI/CD, Git platforms, automation scripting, toolchain mgmt, performance monitoring, and data management; US Citizenship with active Secret clearance.
GitLab, GitHub, Jira, CI/CD, Python, Bash, Docker, Kubernetes, Static code analysis, Security scanning, Dependency scanning, Vulnerability scanning
1mo
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Software Engineer
Philadelphia, Pennsylvania, United States
$80k-$88k/yr HybridFull Time
1+ YOESoftware Engineer with 1-3 years of experience, BS in MIS/CS/Engineering, strong communication, hybrid work in Philadelphia.
Cloud platforms, Databricks, PySpark, CI/CD, Docker, Terraform, LangChain, Python, Java, SQL, JavaScript, .NET, React, Angular, Azure OpenAI, AWS Bedrock
4d
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Senior Data & AI Platform Engineer
San Ramon or Salt Lake City or Chicago or Philadelphia or Dallas or Denver or New York City or Century City or Garden City or Nashville or St. Louis or Bellevue or Woodland Hills or Irvine or Boca Raton or Downtown Los Angeles or Atlanta or Boise or San Jose or San Francisco or Austin or El Segundo
OnsiteFull Time
7+ YOE7+ years in Microsoft Cloud/DevOps; 3+ years enabling data/analytics platforms; AI/GenAI experience; strong security/governance; CSP operations; observability and cost optimization; PowerShell/Python scripting.
Azure DevOps, Fabric, Synapse, ADF, Databricks, Key Vault, Entra ID, RBAC, PIM, Conditional Access, Azure Monitor, Log Analytics, KQL, PowerShell, Python, MLOps
1mo
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Flight Test Engineer
Coatesville, Pennsylvania, United States
$140k-$160k/yr OnsiteFull Time
5+ YOE5+ years in VTOL/system development; experience with mechanical/electrical testing; Python and design software proficiency; bachelor’s in engineering; ability to obtain security clearance.
Python, Microsoft Office, Engineering design software
2mo
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CPE SETA_Software Engineer III (Graphics Support, Web Designer)
Aberdeen Proving Ground, Maryland, United States
$120k-$130k/yr HybridFull Time
10+ YOEBachelor's degree in CS/Design; 10+ years in web design and development with HTML, CSS, JavaScript; Photoshop/Dreamweaver; able to substitute associate degree with 12+ years.
HTML, CSS, JavaScript, Python, PHP, SQL, Photoshop, Dreamweaver, PowerPoint, UNIX, Windows
2mo
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Intern | Product Developer – Prophet 21
Bensalem, Pennsylvania, United States
HybridInternship, Full Time
Internship requiring basic programming knowledge, version control familiarity, and strong analytical skills.
C#, Java, Python, JavaScript, Git
2mo
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Staff AI/ML Engineer (Large Language Model) (TS/SCI) {S}
King of Prussia, Pennsylvania, United States
OnsiteFull Time
8+ YOELead multidisciplinary AI/ML efforts; 8+ years in software/data roles with LLM experience; TS/SCI clearance; strong Python and ML libraries; experience with LLM deployment and RAG.
Python, NumPy, Pandas, Polars, scikit-learn, Git, GitLab, Bitbucket, Weaviate, Pinecone, pgvector, LangChain, DSPy, Microsoft Agent Framework, AWS, llama.cpp, vllm, tgi, ReAct
1mo
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AI Engineer (Remote)
Fort Washington, Pennsylvania, United States
RemoteFull Time
Bachelor's degree or equivalent; extensive agentic coding experience with AI coding agents.
Python, TypeScript, SQL, REST APIs, Claude Code, OpenAI Codex, OpenCode, LLM APIs, AWS, GCP, Azure
2mo
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Lead AI Research Engineer
Philadelphia or Boston or New York City
$225k-$375k/yr HybridFull Time
10+ YOE3+ Mgmt10+ years AI/ML R&D experience with at least 3 years in a technical lead role; BS in Computer Science/AI/Engineering; strong Python and DL frameworks; proven track record in industrial/enterprise AI.
Python, TensorFlow, PyTorch, Jax
1mo
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Service Delivery Center, AI & Data, Machine Learning Engineer (MLE) - Senior (Manayunk, PA, US, 19127)
Manayunk, Pennsylvania, United States
$66k-$134k/yr HybridFull Time
3+ YOE3-5 years Python production deployment; experience with LLMs and agentic AI frameworks; experience with vector databases; cloud ML platforms; MLOps practices.
Python, LLMs, LangChain, AutoGen, CrewAI, Pinecone, Weaviate, Chroma, AWS SageMaker, Azure OpenAI Service, Google Vertex AI, MLOps
5d
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Part-Time After-School Python/Web Development Coding Instructor
Camden, New Jersey, United States
$65-$100/hr OnsitePart Time, Contract
Experience with Python or web development; college credits; youth experience; strong communication.
Python, HTML, CSS, JavaScript
1mo
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Data Engineer
Philadelphia, Pennsylvania, United States
HybridFull Time
Professional data engineer with SQL and Python, with experience building production data pipelines and working in cloud environments.
Azure, ADF, Python, Snowflake, Power BI, Informatica, Dbt
2d
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AI / ML Engineer
Aberdeen, Maryland, United States
HybridFull Time
3+ YOEDesign and implement AI/ML capabilities, RAG pipelines, LLM integration, and DDIL-ready systems; lead architecture and delivery.
Python, FastAPI, PostgreSQL, Docker, Kubernetes, vLLM, TGI, Ollama, pgvector, Qdrant, Pinecone, Weaviate, Hugging Face, LoRA, QLoRA, GPU
2w
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Data Engineer
Wyomissing, Pennsylvania, United States
OnsiteFull Time
2+ YOE2–5 years experience with databases; strong SQL; SQL Server; data pipelines/ETL; scripting (PowerShell/Python); data accuracy.
SQL, SQL Server, PowerShell, Python, ETL tools, APIs, AWS, Azure, GCP, Power BI, Tableau, Git
2mo
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Full Stack Developer (Power Automate + AI)
Aberdeen, Maryland, United States
HybridFull Time
5+ YOE5+ years in software engineering; Power Automate and Power Platform expertise; DoD security clearance; strong stakeholder collaboration; secure integrations.
C#, .NET, Node.js, Python, Power Automate, Power Apps, Power BI, Dataverse, SharePoint, Azure, ALM, Graph/REST
2w
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Application Security Engineer
Quincy or New York or Princeton or Austin or Burlington or Durham or North Quincy or Cambridge or Norwalk or Boston or Manchester or Richmond
$90k-$158k/yr OnsiteFull Time
6+ YOE6+ years in software development/security with DevSecOps/AppSec focus; strong CI/CD automation; cloud (Azure/AWS); SAST/DAST/SCA; container security; CISSP or similar; programming in Java/.Net/Python/Node.js; IaC with Ansible/Terraform/Kubernetes; agile environment.
Java, DotNet, Python, Node.js, Azure, AWS, SAST, DAST, SCA, Kubernetes, Ansible, Terraform, Infrastructure as Code
1mo
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Data Engineer
Reston or San Diego or San Francisco or Washington or Wilmington or Phoenix or Los Angeles or Houston or Boston or Austin or Atlanta or Raleigh or Baltimore or New York or Dallas or Palo Alto or Short Hills or Minneapolis or Chicago or Seattle or Philadelphia or Miami
$101k-$160k/yr HybridFull Time
3+ YOEDesign, build, and operate data pipelines and integration; leverage Azure data services; 3+ years of data engineering experience; proficient in SQL and Python.
Azure Data Factory, Azure Databricks, Azure Event Hubs, SSIS, Azure Synapse Analytics, SQL, Python, PowerShell, Java, Scala, Go
1w
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Data Engineer
Chadds Ford or Baltimore or Boston or Wilmington or United States
$60k-$90k/yr RemoteFull Time
2+ YOEBachelor's or Master's in CS or related field; 1-2 years experience; SQL/Redshift; Python; shell scripting; data warehousing; strong English communication.
SQL, Redshift, Python, Shell scripting, AWS, Data warehousing
1mo
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Software Systems Engineer Senior
Aberdeen, Maryland, United States
$116k-$262k/yr OnsiteFull Time
10+ YOESenior software systems engineer with 10+ years in the software lifecycle, TS/SCI clearance, leading contractor teams, RF architectures, EW/SIGINT, and MOSA; Bachelor's in CS or Software Engineering.
Java, Python, C++, MOSA, AWS, Azure, containerization, microservices, CI/CD, Scrum, Kanban, APIs, Databases, Cybersecurity
4w
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Principal Software Engineer - Calypso
Iselin or Pittsburgh or Dallas or Phoenix
$128k-$191k/yr HybridFull Time
7+ YOE7+ years in Calypso/financial services; leadership; strong Java/J2EE, WebSphere, SpringBoot; experience with OTC derivatives; cloud and DevOps tooling; excellent communication.
Websphere, Java, SpringBoot, MQ, ETL, API development, UNIX, Oracle SQL, PostgreSQL, Linux, JavaScript, HTML, Python, Angular, Unix shell scripts, AWS, Bitbucket, Nexus, Jenkins, Terraform, NoSQL, Lucene, Memcache, RabbitMQ
1mo
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Data Engineer
Camden, New Jersey, United States
$80k-$130k/yr HybridFull Time
Strong SQL and Python; experience building production data pipelines; knowledge of ETL/ELT; cloud data ecosystems; data modeling; production-grade data systems.
Snowflake, BigQuery, Redshift, ADF, Informatica, Dbt, Python, SQL, Power BI, Tableau
1w
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QA Engineer
Maple Shade, New Jersey, United States
RemoteFull Time
4+ YOE4+ years software QA experience, 2+ years test automation; proficiency with TestComplete/Playwright; programming in Java, Python, or JavaScript; CI/CD tooling; BS in CS or related field.
TestComplete, Playwright, Java, Python, JavaScript, Azure DevOps, GitHub, GitLab
6d
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Sr. Data Engineer
Boston or New York or Santa Monica or Washington DC or Silicon Valley or Los Angeles or San Francisco or Philadelphia
$150k-$160k/yr OnsiteFull Time
5+ YOEFive+ years in senior data engineering or database architecture; cloud platforms; SQL; Python; ETL/ELT; data integration; Agile; AI familiarity.
Snowflake, Microsoft Fabric, SQL, Python, Git, APIs, JSON, XML, ETL/ELT
3mo
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Signal Processing Software Engineer
Warminster, Pennsylvania, United States
$125k-$175k/yr OnsiteFull Time
3+ YOEBachelors in Electrical/Computer Engineering, Physics, or Mathematics; 3+ years in signal processing; strong C/C++, Matlab, Windows/Linux; DoD clearance eligibility; US citizenship.
C/C++, Matlab, Python, GIT, Visual Studio, Cameo, Linux, Windows
1mo
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Senior DevOps Engineer
Omaha or Phoenix or Lehi or Philadelphia
$95k-$147k/yr HybridFull Time
7+ YOESenior DevOps Engineer with 7+ years in cloud, IaC, CI/CD; AWS, Azure DevOps; automation; scripting (Terraform, Python); Linux/Windows; BS preferred.
AWS, Azure DevOps, Terraform, Python, Git, Node.js, Java, .NET, Linux, Windows, CI/CD
1mo
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FPGA Engineer (NJ, Moorestown)
Moorestown, New Jersey, United States
OnsiteFull Time
Experience with RTL, C/C++, Python, VHDL/Verilog, Tcl; hardware security; FPGA/tooling; system integration; cryptography.
RTL, C, C++, Python, VHDL, Verilog, Tcl, Vivado, GHDL, Questa, Quartus Prime, Zynq, AFI, AXI, ACE, Avalon, Xilinx, Versal, Stratix, Agilex
3w
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Infrastructure Engineer - HIL
Philadelphia, Pennsylvania, United States
OnsiteFull Time
5+ YOESenior engineer with 5+ years in embedded systems, robotics, or hardware-software systems; strong Python, CI/CD, Docker, and HIL experience; design and scale test infrastructure.
Python, Docker, GitLab, Jenkins, CI/CD, Grafana, Azure, Ethernet, CAN, BLE, Wi-Fi
19h
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Senior Analytics Engineer
Philadelphia, Pennsylvania, United States
$115k-$138k/yr RemoteFull Time
5+ YOE5+ years data analytics/engineering experience; strong SQL and Python; solid statistics and experimental design; experience with controlled/quasi-experiments; data modeling; Git and collaboration.
SQL, Python, Git
1mo
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R&D Test Engineer
Newark, Delaware, United States
OnsiteFull Time
6+ YOEBachelor’s degree in Chemical/Mechanical/Mechatronics Engineering plus six years of relevant industrial experience; hydrogen tech experience; CAD, data analysis, PLC/control systems; lab safety.
Python, 3D CAD, PLC, Control Systems, ICP-MS, XRF, SEM, Raman spectroscopy, FTIR, Ion Chromatography
2w
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PI Admin / Engineer
Spring House, Pennsylvania, United States
OnsiteFull Time
3+ YOEPI System administration/engineering, 3+ years, scripting (SQL, Python, PowerShell), data integration in regulated environments.
PI System, PI Data Archive, Asset Framework (AF), PI interfaces, SQL, Python, PowerShell
2mo
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AI Prompt Engineer
Philadelphia, Pennsylvania, United States
$95k-$159k/yr OnsiteFull Time
Experience as a prompt engineer with strong Python and LLM API experience; knowledge of RAG, vector databases, governance, and safety.
Python, OpenAI API, Cohere API, Anthropic API, Vector databases, FAISS, Pinecone, Git, Embedding models
2d
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Lead Analytics Engineer
Wyomissing or Harrisburg
OnsiteFull Time
3+ YOESnowflake, SQL, Python, Azure; data governance; 3+ years of related experience; Bachelor’s degree in a relevant field.
Snowflake, SQL, Azure, Python, dbt Core/Cloud
2mo
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Network Engineer (Senior)
Philadelphia, Pennsylvania, United States
OnsiteFull Time
10+ YOEOver 10 years of experience; MA/MS degree; CCNP or equivalent; Active Secret Clearance; DoD NIPRNet/SIPRNet and NMS experience; Python/SQL or NMS data processing preferred.
SolarWinds, Cisco Prime, Juniper JSpace, NetScout nPoints, Python, SQL
2mo
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AI Prompt Engineer
Philadelphia, Pennsylvania, United States
$95k-$159k/yr OnsiteFull Time
Experience as a prompt engineer; strong Python; experience with LLM APIs; RAG pipelines; vector databases; governance and safety practices.
Python, OpenAI API, Cohere API, Anthropic API, Git, RAG, FAISS, Pinecone
2w
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Digital Innovation Engineer
Wilmington or Florence or Auburn Hills or Irving
HybridFull Time
1+ YOEMaster’s degree or higher (or equivalent experience) in CS/CS engineering, ML, physics, applied math, or related field; 1+ years in modeling, data analysis, and digital transformation; strong AI + physics ML; materials science foundation; statistical modeling and experimental design; ability to translate quantitative methods to practical workflows.
Python, Bayesian optimization, Machine learning frameworks, Statistical analysis tools
HiringCafe market data
Python Developer Jobs market signals in Chester, PA, 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
760+
Hiring companies
220+
Fresh sample
52% new in 30d
Salary visibility
63% show pay
Companies appearing in this market
United States Cold StorageARKA GroupGSKArmaninoAVEVADLA PiperEYFairwinds Technologies
Work location mix in visible results
Hybrid: 35Onsite: 25Remote: 5