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Sr Python Developer Jobs in Pennsylvania (NOW HIRING)

ACA Group

Python/AI Product Engineer

Pittsburgh, PA · Hybrid

Position Overview We are seeking a highly experienced Senior / Lead AI Developer to join our ... OR Pittsburgh The ideal candidate has deep expertise in Python development, distributed cloud ...

Judge Group, Inc.

Developer Mode 1

Malvern, PA · Hybrid

Our large, financial services client is currently seeking a Python AWS Developer (Contract/Hybrid) near King of Prussia, PA. Responsibilities Sr. Engineer member of an agile development team.

TrafficCast

Senior Software Developer

Philadelphia, PA · On-site

$90K - $125K/yr

Position Senior Software Engineer TCI is seeking a high-energy, experienced server side software developer with solid experience in C, Java, Python, and like languages to help drive design ...

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All JobsSr Python Developer JobsSr Python Developer Jobs in Pennsylvania

Sr Python Developer information

See Pennsylvania salary details

$55.1K

$142.3K

$195.5K

How much do sr python developer jobs pay per year?

As of Jun 19, 2026, the average yearly pay for sr python developer in Pennsylvania is $142,316.00, according to ZipRecruiter salary data. Most workers in this role earn between $121,800.00 and $163,900.00 per year, depending on experience, location, and employer.

What are the typical daily responsibilities of a Sr Python Developer?

As a Sr Python Developer, your daily tasks often include designing and coding complex features, reviewing code from team members, and troubleshooting bugs or performance issues. You may also lead technical discussions, contribute to architectural decisions, and collaborate closely with product managers, QA engineers, and other developers. Mentoring junior team members and staying up to date with best practices or new technologies is also a regular part of the role. This combination of hands-on engineering and leadership responsibilities ensures both the quality of the codebase and the continual growth of the team.

What are the key skills and qualifications needed to thrive in the Sr Python Developer position, and why are they important?

To thrive as a Sr Python Developer, you need expert proficiency in Python programming, strong problem-solving skills, and a solid background in computer science or related fields, often demonstrated by several years of relevant experience. Familiarity with frameworks like Django or Flask, version control systems such as Git, and sometimes certifications such as PCEP or PCAP are typically valued. Strong communication, leadership, and the ability to mentor junior developers are standout soft skills for this position. These combined proficiencies ensure that Sr Python Developers can build robust solutions, contribute to architectural decisions, and drive team success in complex technical environments.

What is a Sr Python Developer job?

A Sr Python Developer is an experienced software engineer who specializes in designing, developing, and maintaining applications using Python. They are responsible for writing clean, efficient, and scalable code while also mentoring junior developers and collaborating with cross-functional teams. Their role often includes optimizing application performance, integrating third-party services, and ensuring best coding practices. Additionally, they may work with frameworks like Django or Flask and databases such as PostgreSQL or MongoDB to build robust backend systems.

What are popular job titles related to Sr Python Developer jobs in Pennsylvania? For Sr Python Developer jobs in Pennsylvania, the most frequently searched job titles are:
What job categories do people searching Sr Python Developer jobs in Pennsylvania look for? The top searched job categories for Sr Python Developer jobs in Pennsylvania are:
Sr Python Developer jobs near you
Infographic showing various Sr Python Developer job openings in Pennsylvania as of June 2026, with employment types broken down into 88% Full Time, 8% Part Time, and 4% Contract. Highlights an 82% Physical, 9% Hybrid, and 9% Remote job distribution, with an average salary of $142,316 per year, or $68.4 per hour.
Ai Engineer-Python, LAG/LLM & Agentic Platform Development

Ai Engineer-Python, LAG/LLM & Agentic Platform Development

System One Holdings, LLC

Pittsburgh, PA • On-site

Contractor

Posted 6 days ago

Job description

Senior Full Stack Engineer - AI/LLM Platform
5 days onsite Pittsburgh, PA / Farmers Branch, TX / Strongsville, OH / Birmingham, AL / Phoenix, AZ
Contract to Hire
JOB DESCRIPTION
The Software Engineer Sr is responsible for designing, developing, and supporting scalable software solutions for Intelligent Automation initiatives leveraging AI technologies. This role focuses on building an Agentic AI Platform for internal enterprise users using Python, Large Language Models (LLMs), and Retrieval-Augmented Generation (RAG) technologies.
The ideal candidate will combine strong full-stack engineering capabilities with modern AI/ML system design experience to deliver intelligent, scalable, and data-aware applications. The role requires close collaboration with product managers, data scientists, business teams, and engineering partners to deliver enterprise-grade AI-powered solutions.
Must Have
• Ability to design fault-tolerant production systems
• Agile development experience
• APIs and API platform engineering
• Large Language Model (LLM) fundamentals
• Strong Python development experience
• Retrieval-Augmented Generation (RAG)
• Strong experience building production-grade services using Python and/or Java
• Experience integrating LLMs or AI services into enterprise applications
• Experience designing and operating API-based platforms
• Systems design and engineering expertise
Nice To Have
• Experience with relational databases
• Java
• Jira
• Microsoft Office
Key Responsibilities
AI Platform Engineering
• Design and develop scalable AI-powered applications using Python and modern software engineering practices
• Build and support Agentic AI platform capabilities for enterprise internal users
• Integrate Large Language Models (LLMs) and AI services into enterprise applications
• Develop Retrieval-Augmented Generation (RAG) pipelines and intelligent data-aware systems
• Implement scalable API-based services and AI integration platforms
• Design resilient and fault-tolerant distributed systems for production environments
Software Development & Engineering
• Modify existing software to correct errors, improve performance, and upgrade functionality
• Design and develop software systems using scientific analysis and engineering best practices
• Create scalable backend services and APIs supporting enterprise platforms
• Support full software development lifecycle activities including analysis, development, testing, deployment, and support
• Troubleshoot system issues and implement production improvements as needed
• Develop and execute software testing and validation procedures
Systems Design & Architecture
• Design secure, scalable, and maintainable enterprise solutions
• Build production-grade services capable of supporting enterprise-scale workloads
• Define system integrations and API communication patterns
• Collaborate with engineering teams to establish technical specifications and performance requirements
• Support operational excellence, monitoring, and continuous improvement initiatives
Cross-Functional Collaboration
• Work closely with product managers, data scientists, designers, QA teams, and business partners
• Participate in Agile ceremonies and engineering planning activities
• Communicate technical solutions effectively across technical and non-technical teams
• Support enterprise initiatives impacting organization-wide AI adoption and automation
Preferred / Flex Skills
• Java development experience
• Experience with relational databases and SQL
• Familiarity with Jira and Agile project tracking tools
• Exposure to enterprise AI/ML platforms and intelligent automation solutions
• Financial Services or Banking industry experience preferred
Soft Skills
• Strong written and verbal communication skills
• Excellent problem-solving and analytical abilities
• Ability to work independently and collaboratively within teams
• Strong time management and multitasking capabilities
• Adaptability in fast-paced enterprise environments
Education
• Bachelor's Degree in Computer Science, Engineering, or related field preferred
• Equivalent work experience will be considered
#M1
#DI-CB2
#L1 - KB1
Ref: #404-IT Pittsburgh

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