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Senior Backend Developer Jobs in Seattle, WA (NOW HIRING)

Programmers.io

Senior .NET Backend Developer

Seattle, WA · On-site

$137K - $178K/yr

We are looking for a Senior .NET Backend Developer with at least 7 years of experience developing backend applications using C#, .NET, and GoLang. The ideal candidate should also have experience with ...

Integrate

Senior Backend Engineer

Seattle, WA · On-site

About the Role We're hiring a Senior Backend Engineer to join a small, high-ownership engineering team building the infrastructure layer of Integrate's platform. This isn't a maintenance role - you ...

Integrate

Senior Backend Engineer

Seattle, WA · On-site

About the Role We're hiring a Senior Backend Engineer to join a small, high-ownership engineering team building the infrastructure layer of Integrate's platform. This isn't a maintenance role - you ...

Integrate

Senior Backend Engineer

Seattle, WA · On-site

About the Role We're hiring a Senior Backend Engineer to join a small, high-ownership engineering team building the infrastructure layer of Integrate's platform. This isn't a maintenance role - you ...

Widenet Consulting

Sr. Backend Engineer

Bellevue, WA · Remote

$65 - $70/hr

Key Responsibilities · Implement scalable solutions across the full stack with a focus on backend ... and engineering teams to translate requirements into technical solutions · Troubleshoot and ...

Loot Labs

Senior Backend Engineer (US)

Seattle, WA · Remote

$135K - $200K/yr

Role Overview We're hiring a Senior Backend Engineer to design and scale the systems behind our products. You'll lead architecture discussions, ship secure and performant APIs, and collaborate ...

Aurelian

Senior Backend Engineer

Seattle, WA · On-site

$150K - $200K/yr

We're hiring a Senior Backend Engineer to help build out the core systems that make up the Aurelian platform. You will solve complex, technical challenges ranging from optimizing latency in realtime ...

DataRobot

Senior Backend Engineer

Seattle, WA · On-site

As a Senior Backend Engineer in our AI Compute team, your primary responsibilities of this team ... CKAD (Certified Kubernetes Application Developer) certification * Publicly reviewable contributions ...

DataRobot

Senior Backend Engineer

Seattle, WA

As a Senior Backend Engineer in our AI Compute team, your primary responsibilities of this team ... CKAD (Certified Kubernetes Application Developer) certification * Publicly reviewable contributions ...

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All JobsBackend Developer JobsSenior Backend Developer JobsSenior Backend Developer Jobs in Seattle, WA

Senior Backend Developer information

See Seattle, WA salary details

$72.8K

$159.1K

$216.8K

How much do senior backend developer jobs pay per year?

As of Jun 16, 2026, the average yearly pay for senior backend developer in Seattle, WA is $159,140.00, according to ZipRecruiter salary data. Most workers in this role earn between $137,100.00 and $178,100.00 per year, depending on experience, location, and employer.

What does a Senior Backend Developer do?

A Senior Backend Developer is responsible for designing, building, and maintaining the server-side logic of web applications. They work with databases, APIs, and server infrastructure to ensure that applications run smoothly, securely, and efficiently. In addition to writing robust code, they often mentor junior developers, contribute to architectural decisions, and collaborate with frontend teams to deliver seamless user experiences. Their expertise is crucial for scaling applications and implementing best practices in software development.

What is L1, L2, L3, and L4 developer?

L1, L2, L3, and L4 are levels used to categorize software developers, including senior backend developers, based on experience, skills, and responsibilities. L1 typically refers to entry-level, while L4 indicates senior or lead roles with greater expertise and leadership responsibilities. These levels help define job expectations, compensation, and career progression within organizations.

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

AspectSenior Backend DeveloperBackend Developer
Required Experience5+ years, leadership skills1-3 years, foundational skills
ResponsibilitiesDesign architecture, mentor juniors, optimize systemsImplement features, fix bugs, write code
Skills & CertificationsAdvanced coding, system design, relevant certificationsBasic coding, database knowledge
Work EnvironmentCollaborates with cross-functional teams, often in larger projectsFocuses on individual tasks within projects

The main difference between a Senior Backend Developer and a Backend Developer lies in experience, responsibilities, and leadership. Senior Backend Developers typically have more years of experience, take on complex system design, and mentor junior staff, whereas Backend Developers focus on implementing features and fixing bugs. Both roles are essential in backend development teams, but the senior role involves more strategic and leadership duties.

What are the key skills and qualifications needed to thrive as a Senior Backend Developer, and why are they important?

To thrive as a Senior Backend Developer, you need advanced proficiency in server-side programming languages (such as Java, Python, or Node.js), deep understanding of API design, and experience with database management, often supported by a degree in computer science or related field. Familiarity with version control systems (like Git), cloud platforms (such as AWS or Azure), and relevant certifications in backend technologies are commonly required. Strong problem-solving abilities, effective communication, and leadership skills help you collaborate with cross-functional teams and mentor junior developers. These competencies ensure robust, scalable backend systems and drive successful project delivery in complex technical environments.

Is backend developer still in demand?

Backend developers remain in high demand due to the ongoing need for server-side applications, APIs, and database management across industries. Skills in programming languages like Java, Python, and Node.js, along with experience in cloud platforms and frameworks, enhance employability in this field.

What engineer makes $500,000 a year?

Senior backend developers with extensive experience, specialized skills in high-demand technologies, and work at large tech companies or in executive roles can earn $500,000 or more annually. Compensation often includes base salary, bonuses, and stock options, especially in competitive markets or startups with significant funding.

What are common challenges Senior Backend Developers face when leading complex projects, and how can they address them?

Senior Backend Developers often encounter challenges such as integrating legacy systems with new technologies, ensuring scalability under increased load, and coordinating cross-functional teams for seamless feature delivery. Addressing these challenges typically involves proactive architectural planning, clear communication with frontend and DevOps teams, and adopting best practices like code reviews and automated testing. Staying updated on emerging technologies and fostering a culture of knowledge sharing within the team also help in overcoming technical obstacles and driving successful project outcomes.

Which is the hardest field in it?

For a Senior Backend Developer, the most challenging aspects often include mastering complex system architecture, ensuring scalability and security, and staying updated with rapidly evolving technologies like cloud platforms and programming languages. Strong problem-solving skills, knowledge of databases, and experience with debugging are essential to handle these difficulties effectively.
What are the most commonly searched types of Backend Developer jobs in Seattle, WA? The most popular types of Backend Developer jobs in Seattle, WA are:
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What job categories do people searching Senior Backend Developer jobs in Seattle, WA look for? The top searched job categories for Senior Backend Developer jobs in Seattle, WA are:
What cities near Seattle, WA are hiring for Senior Backend Developer jobs? Cities near Seattle, WA with the most Senior Backend Developer job openings:
Senior Backend Developer jobs near you
Infographic showing various Senior Backend Developer job openings in Seattle, WA as of June 2026, with employment types broken down into 88% Full Time, 9% Part Time, 1% Temporary, and 2% Contract. Highlights an 87% Physical, 6% Hybrid, and 7% Remote job distribution, with an average salary of $159,140 per year, or $76.5 per hour.

Sr. Backed App developer. (AI Tools Intergration / Configuration)

SysMind Tech

Bellevue, WA • On-site

$106K - $145K/yr

Full-time

Posted 3 hours ago

Job description

Description:
Job Number 2
Sr. Backed App developer. (AI Tools Intergration / Configuration)
Public Storage.
Work Hours: 8 AM to 5 PM Pacific Time (Mon-Fri)
Remote is ok
Visa - any
Rate - get me best rate possible
Backend Developer Requirement - AI Tools Intergration / Configuration
This would be for tpersonir new initiative to optimize for GenAI Search Engines.
Tperson resources would need tperson normal BED SFCC requirements in addition to AI Search Engine Optimization knowledge.
SENIOR Backend developer -
RestAPI / Web services, application integration, AI Tools configuration.
Knowledge of AI tools for content creation / analytics (Profound - www.profound.com) or similar is an advantage
Tperson role involves integration/configuration of this tool and potentially some otperson AI related web request.
Enable Skills-Based Hiring No Can we use Freelancer?
Additional Details
  • Global Grade : D
  • Can we use Freelancer? : No
  • Named Job Posting? (if Yes - needs to be approved by SCSC) : No
  • Remote work possibility : (No Value)
  • Global Role Family : 6504 Developer / Software Engineer
  • Local Role Name : Sr. Backed App developer. (AI Tools Intergration / Configuration)
  • Local Skills : Sr. Backed App developer. (AI Tools Integration / Configuration)
  • Languages Required: : english

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