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Sr Python Engineer Jobs in Seattle, WA (NOW HIRING)

Zen3 Infosolutions

Sr. Python Developer

Bellevue, WA · On-site

$136K - $183K/yr

I'm looking for a Sr. Python Developer with 7 to 10 years of experience with expertise in design and development of large-scale data analytic applications using either Python or R languages.

Zen3 Infosolutions

Sr. Python Developer

Bellevue, WA · On-site

$136K - $183K/yr

I'm looking for a Sr. Python Developer with 7 to 10 years of experience with expertise in design and development of large-scale data analytic applications using either Python or R languages.

Ai2

Senior Software Engineer, Fullstack

Seattle, WA · On-site

$139K - $183K/yr

The Senior Software Engineer, Fullstack will work closely with UX designers and research scientists ... Python • Engage in the entire software development lifecycle, from ideation and design to ...

Ai2

Senior Software Engineer, Fullstack

Seattle, WA · On-site

$139K - $183K/yr

... Python • Engage in the entire software development lifecycle, from ideation and design to ... • Mentor less-senior engineers on the team in both technical and non-technical skills ...

Ai2

Senior Software Engineer, Fullstack

Seattle, WA · On-site

$139K - $183K/yr

The Senior Software Engineer, Fullstack will work on developing AI-powered solutions by ... Python • Engage in the entire software development lifecycle, from ideation and design to ...

Ai2

Senior Software Engineer, Fullstack

Seattle, WA · On-site

$139K - $183K/yr

The Senior Software Engineer, Fullstack will develop impactful AI-powered solutions, collaborating ... Python • Engage in the entire software development lifecycle, from ideation and design to ...

Ai2

Senior Software Engineer, Fullstack

Seattle, WA · On-site

$139K - $183K/yr

... Python • Engage in the entire software development lifecycle, from ideation and design to ... • Mentor less-senior engineers on the team in both technical and non-technical skills ...

Ai2

Senior Software Engineer, Platform

Seattle, WA · On-site

$139K - $183K/yr

They are seeking a Senior Platform Engineer to design systems that support AI research agents ... Python engineering skills, with experience building production services and developer-facing tools ...

Paradigm

Senior ML Ops Engineer

Seattle, WA · On-site

$123K - $170K/yr

We are looking for a Senior ML Ops Engineer to be part of revolutionizing these industries. We are ... in Python programming, ML Framework and Agentic AI. Implemented model monitoring, experiment ...

Ai2

Senior Software Engineer, Platform

Seattle, WA · On-site

$139K - $183K/yr

The Allen Institute for AI (Ai2) is hiring a Senior Platform Engineer to build foundational ... Python engineering skills, with experience building production services and developer-facing tools ...

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Showing results 1-20

All JobsSr Python Engineer JobsSr Python Engineer Jobs in Seattle, WA

Sr Python Engineer information

See Seattle, WA salary details

$26.2K

$159.3K

$230.4K

How much do sr python engineer jobs pay per year?

As of Aug 11, 2026, the average yearly pay for sr python engineer in Seattle, WA is $159,291.00, according to ZipRecruiter salary data. Most workers in this role earn between $125,800.00 and $187,200.00 per year, depending on experience, location, and employer.

What does a Sr Python Engineer do?

A Sr Python Engineer is an experienced software developer who specializes in designing, developing, and maintaining applications using the Python programming language. They often lead projects, mentor junior engineers, and work on complex problems that require deep technical expertise. Their responsibilities may include writing efficient code, optimizing performance, integrating with APIs or databases, and ensuring the overall quality of software solutions. Additionally, they may collaborate with cross-functional teams to deliver robust and scalable applications.

What are the key skills and qualifications needed to thrive as a Sr Python Engineer?

To thrive as a Sr Python Engineer, you need advanced proficiency in Python programming, strong knowledge of software design patterns, and experience with scalable application development, often supported by a degree in computer science or related field. Familiarity with frameworks like Django or Flask, version control systems such as Git, and cloud platforms like AWS or Azure is typically required, with certifications in cloud or Python development considered a plus. Excellent problem-solving abilities, strong communication, and leadership skills help you collaborate effectively and mentor junior engineers. These competencies are critical for delivering robust, efficient solutions and driving technical excellence within development teams.

What is the difference between Sr Python Engineer vs Python Developer?

AspectSr Python EngineerPython Developer
Required CredentialsBachelor's degree in CS or related field, experience in Python, often some leadership skillsBachelor's degree in CS or related field, strong Python skills, often less emphasis on leadership
Work EnvironmentTeam lead, project architect, involved in system design and optimizationCode writing, feature development, bug fixing
Employer & Industry UsageTech companies, startups, enterprise softwareWeb development, data analysis, automation projects

While both roles require strong Python skills, Sr Python Engineers typically have more experience, leadership responsibilities, and involvement in system architecture, whereas Python Developers focus more on coding and feature implementation.

What are some common challenges Sr Python Engineers face when working on large-scale applications?

Sr Python Engineers often encounter challenges related to maintaining code quality and scalability as applications grow. Managing dependencies, ensuring optimal performance, and coordinating with cross-functional teams can be complex, especially in distributed systems. Additionally, integrating new technologies or frameworks while maintaining backward compatibility requires careful planning and communication. Proactive code reviews, clear documentation, and collaborative problem-solving are essential to overcoming these challenges.
What are popular job titles related to Sr Python Engineer jobs in Seattle, WA? For Sr Python Engineer jobs in Seattle, WA, the most frequently searched job titles are:
What job categories do people searching Sr Python Engineer jobs in Seattle, WA look for? The top searched job categories for Sr Python Engineer jobs in Seattle, WA are:
Sr Python Engineer jobs near you
Infographic showing various Sr Python Engineer job openings in Seattle, WA as of August 2026, with employment types broken down into 90% Full Time, 4% Part Time, and 6% Contract. Highlights an 88% Physical, 4% Hybrid, and 8% Remote job distribution, with an average salary of $159,291 per year, or $76.6 per hour.

Need: Senior Python Engineer: Snoqualmie, WA (Need Only Locals)

SPAR Information Systems LLC

Snoqualmie, WA • On-site

Contractor

Re-posted 2 days ago

Job description

Hello All, Hope you are doing great Please go through the job description and let me know your interest. Job Title: Senior Python Engineer Work Location: Snoqualmie, WA (Hybrid from Day 1) (Need Only Locals) Duration: Long Term Contract Key Responsibilities • Design, develop, and deploy Python-based ML solutions for large-scale data analysis. • Build ETL/data pipelines to process structured and unstructured datasets. • Perform exploratory data analysis (EDA), feature engineering, and model evaluation. • Collaborate with data scientists, analysts, and business teams to translate business problems into technical solutions. • Optimize models for scalability, performance, and accuracy. • Mentor junior engineers and review code for quality and best practices. Required Skills & Experience • Strong proficiency in Python (Pandas, NumPy, Scikit-learn, FastAPI/Flask). • Experience with machine learning workflows: data preprocessing, model training, evaluation, and deployment preferably using Microsoft stack – Azure ML, Azure Data Factory, Synapse Analytics, and related Microsoft AI/ML tools. • Knowledge of cloud-based MLOps practices. • Strong SQL and data modelling skills. • Experience with deep learning frameworks (PyTorch, TensorFlow) is nice to have. • Knowledge of containerization (Docker, Kubernetes) is nice to have.
Thanks & Regards,
Satnam Singh
Email : Satnam.singh@sparinfosys.com