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Senior Backend Python Jobs in Bellevue, WA (NOW HIRING)

Ravenna Software, Inc

Sr Fullstack Engineer

Seattle, WA · On-site +1

$160K - $200K/yr

About the Role At Ravenna, we are looking for a Senior Full Stack Engineer with a strong track ... on the frontend and Python with FastAPI on the backend. Take features from idea through ...

DevSelect

Senior Web Application Architect

Seattle, WA · On-site +1

... focusing on backend service-oriented architectures, scalable system design, databases and data ... GraphQL, Python, Django, C#, and .NET Core. * Help implement the company's user-facing web apps ...

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 ... robust backend services in Python • Engage in the entire software development lifecycle, from ...

avante

Senior Software Engineer

Seattle, WA · On-site

$139K - $183K/yr

Required : • Deep expertise in either backend or frontend engineering, with solid working ... as Java, C#, or Python • Familiarity with system architecture, API design, and scalable ...

Moloco

Senior Software Engineer - Applied Data

Seattle, WA

$139K - $183K/yr

As a Senior Software Engineer, you will design, develop, and optimize distributed data systems for ... Python). * Proven experience designing and building large-scale distributed systems and backend ...

Ai2

Senior Software Engineer, Fullstack

Seattle, WA · On-site

$139K - $183K/yr

The Senior Software Engineer, Fullstack will develop impactful AI-powered solutions, collaborating ... robust backend services in Python • Engage in the entire software development lifecycle, from ...

InterSources Inc

Sr. UI Developer

Bellevue, WA · On-site

$67.25 - $87.25/hr

They are seeking a Senior UI Developer to design and maintain responsive web and mobile ... backend technologies like Node.js or Python. • Knowledge of cloud platforms (AWS, Azure, or GCP ...

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Senior Backend Python information

See Bellevue, WA salary details

$18.1K

$167.3K

$215.6K

How much do senior backend python jobs pay per year?

As of Sep 10, 2026, the average yearly pay for senior backend python in Bellevue, WA is $167,302.00, according to ZipRecruiter salary data. Most workers in this role earn between $164,200.00 and $189,000.00 per year, depending on experience, location, and employer.

What does a senior backend Python developer do?

A Senior Backend Python Developer designs, builds, and maintains the server-side logic of web applications using Python. They are responsible for creating robust APIs, optimizing databases, ensuring application security, and integrating third-party services. In addition, they often mentor junior developers, contribute to architectural decisions, and collaborate closely with frontend and DevOps teams. Their work ensures that applications are scalable, reliable, and efficient. Senior developers typically have several years of experience and deep knowledge of Python frameworks like Django or Flask.

What are the key skills and qualifications needed to thrive as a senior backend Python developer?

To thrive as a Senior Backend Python Developer, you need expertise in Python programming, strong knowledge of backend frameworks (such as Django or Flask), and experience with database management, often backed by a degree in computer science or equivalent experience. Familiarity with version control systems like Git, containerization tools like Docker, cloud platforms (e.g., AWS), and possibly certifications in cloud or Python technologies are common requirements. Outstanding problem-solving skills, effective communication, and the ability to mentor junior developers help set top performers apart. These competencies ensure the development of robust, scalable, and maintainable backend systems that support business objectives.

What are some common challenges senior backend Python developers face when working on large-scale systems?

Senior Backend Python developers working on large-scale systems often encounter challenges such as ensuring application scalability, maintaining code quality across distributed teams, and optimizing performance for high traffic. Balancing the integration of new features with legacy system constraints can also be demanding. Effective communication and collaboration with frontend teams, DevOps, and product managers are crucial for delivering reliable and maintainable backend solutions.

What is the difference between Senior Backend Python vs Backend Developer?

AspectSenior Backend PythonBackend Developer
Required CredentialsBachelor's in CS or related, 5+ years experience, Python expertiseBachelor's in CS or related, 2-4 years experience, Python knowledge
Work EnvironmentTech companies, startups, enterprise systemsTech firms, startups, software agencies
Employer & Industry UsageUsed across industries requiring scalable backend solutionsCommon in web development and software services
Search & Comparison IntentUnderstanding senior roles, responsibilities, salaryEntry to mid-level backend roles, skill requirements

Senior Backend Python professionals typically have more experience, advanced skills, and leadership responsibilities compared to Backend Developers. They often work on complex systems, mentor junior staff, and have a broader understanding of architecture. Backend Developers focus on building and maintaining backend services with less emphasis on leadership or strategic planning.

What cities near Bellevue, WA are hiring for Senior Backend Python jobs?

Cities near Bellevue, WA with the most Senior Backend Python job openings:

Senior Backend Python jobs near you

Senior Software Engineer, Backend - HR Product

Seattle, WA • On-site

Rippling
Software Development • 51 - 200 employees
Learn more about Ripplingexternal

Other

Medical, Retirement

Posted 13 days ago

Key responsibilities

  • Own the design and implementation of core backend services and APIs that power critical product capabilities and complex business logic.

  • Ensure all systems are built for high-volume scale, reliability, and security, making strategic decisions about infrastructure and data integrity.

  • Work seamlessly with product, frontend, and platform teams to translate feature goals into robust, high-performance technical solutions.

Rippling rating

8.9

Company rating: 8.9 out of 10

Based on 15 frontline employees who took The Breakroom Quiz

38th of 247 rated software companies

Job description

About the HR Product Team

The HR Product Engineering team is the foundational layer of Rippling's unified workforce management system. Our mission is to build seamless, global, and compliant systems that power the entire employee lifecycle, from hire to retire.

We operate at the critical intersection of HR, compliance, and enterprise software. Our products manage the most sensitive and essential aspects of a company's relationship with its people, requiring us to solve complex problems related to scale, data security, and multi-product integration.

What We Build

The team is composed of high-impact squads focused on four core domains:

  • HRIS (Human Resources Information System): Building the core employee record, organizational structure, and workflows that serve as the single source of truth for all other Rippling products.
  • Time: Developing accurate, scalable, and globally compliant Time & Attendance systems, including clocking, time-off accrual, and scheduling, ensuring employees are paid correctly and legally.
  • Benefits: Creating and maintaining the marketplace and administration tools for health, retirement, and other employee benefits, handling complex enrollment, eligibility, and provider integrations.
  • Talent: Designing products that manage employee growth, performance, and learning, helping companies develop and retain their workforce effectively.
What you will do
  • Own the design and implementation of core backend services and APIs that power critical product capabilities and complex business logic.
  • Ensure all systems are built for high-volume scale, reliability, and security, making strategic decisions about infrastructure and data integrity.
  • Work seamlessly with product, frontend, and platform teams to translate feature goals into robust, high-performance technical solutions.
  • Elevate the team's technical standards, lead code and design reviews, and mentor engineers on backend best practices.
What you will need
  • 5+ years of experience in a production environment using Python, Go, or a similar high-scale backend language.
  • Deep expertise in distributed systems architecture, data modeling, and performance optimization of relational databases.
  • You have seen and contributed to systems operating at a significant technical and organizational scale.
  • Strong understanding of CS/algorithms fundamentals and experience with complex project delivery.
  • Exceptional communication skills with technical and cross-functional stakeholders.
Additional Information

Rippling is an equal opportunity employer. We are committed to building a diverse and inclusive workforce and do not discriminate based on race, religion, color, national origin, ancestry, physical disability, mental disability, medical condition, genetic information, marital status, sex, gender, gender identity, gender expression, age, sexual orientation, veteran or military status, or any other legally protected characteristics, Rippling is committed to providing reasonable accommodations for candidates with disabilities who need assistance during the hiring process. To request a reasonable accommodation, please email accomodations@rippling.com

Rippling highly values having employees working in-office to foster a collaborative work environment and company culture. For office-based employees (employees who live within a 40 mile radius of a Rippling office), Rippling considers working in the office, at least three days a week under current policy, to be an essential function of the employee's role.

This role will receive a competitive salary + benefits + equity. The salary for US-based employees will be aligned with one of the ranges below based on location; see which tier applies to your location here. A variety of factors are considered when determining someone’s compensation–including a candidate’s professional background, experience, and location. Final offer amounts may vary from the amounts listed below.

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