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Senior Software Engineer Level 3 Jobs in Seattle, WA

Software Engineer/Level I: $160,000.00 - $225,000.00/per year Your actual level and base salary ... You may also accrue 3 weeks of paid vacation and will be eligible for 10 or more paid holidays per ...

Senior Software Engineer

Seattle, WA · On-site

$139K - $183K/yr

The Senior Software Engineer will work on building and maintaining scalable real-time integrations ... level thinking. • Excellent written and verbal communication skills. Company : NexHealth is a ...

Senior Software Engineer

Tacoma, WA · On-site

$131K - $173K/yr

... three years running - and what we build is world-class:recognizedas CybersecAsia's Best in Critical ... Senior Software Engineer We are looking for a Senior Software Engineer to join our Universal Asset ...

Senior Software Engineer

Seattle, WA · On-site

$139K - $183K/yr

The Senior Software Engineer will architect and develop core services for the Armada Edge Platform ... Expert-level proficiency in Golang (5+ years preferred), with experience building system-level ...

Senior Software Engineer

Tacoma, WA · On-site

$131K - $173K/yr

The Senior Software Engineer will architect and develop core services for the Armada Edge Platform ... Expert-level proficiency in Golang (5+ years preferred), with experience building system-level ...

Software Engineer/Level I: $160,000.00 - $225,000.00/per year Your actual level and base salary ... You may also accrue 3 weeks of paid vacation and will be eligible for 10 or more paid holidays per ...

Senior Software Engineer

Seattle, WA · On-site

$140 - $210/hr

Role We're hiring Senior Software Engineers across multiple engineering pillars at Whatnot -- including Buyer Growth, Seller Growth, Trust & Risk, Discovery & Personalization, Search, Customer ...

Software Engineer/Level I: $160,000.00 - $225,000.00/per year Your actual level and base salary ... You may also accrue 3 weeks of paid vacation and will be eligible for 10 or more paid holidays per ...

Senior Software Engineer

Seattle, WA · On-site

$139K - $183K/yr

GM-level responsibility for your customers' revenue numbers. We're aiming to 5x their meetings ... office 3+ days per week. Company : Nooks is an applied AI lab that powers modern sales teams.

Senior Software Engineer

Redmond, WA · On-site

$137K - $180K/yr

... 3 years. With the momentum from customers transitioning to cloud-based solutions, Windows 365 and ... next level security against cyberthreats. You'll drive and design solutions to modernize ...

As a Senior Software Engineer, you will use your experience with microservices based architecture ... Experience with Kafka and event-driven systems * 3+ years using AWS / cloud technologies * High ...

SR. SOFTWARE ENGINEER, DATA (STARLINK) At SpaceX we're leveraging our experience in building ... Level 3: $160,000.00 - $270,000.00/per year Your actual level and base salary will be determined on ...

Senior Software Engineer

Seattle, WA · On-site

$120 - $160/hr

Confiz is seeking a Sr. Software Engineer/ Technical Lead to join our Seattle, WA team. This role ... Design and architect solutions at the organizational level, considering upstream and downstream ...

Senior Software Engineer

Redmond, WA · On-site

$110K - $120K/yr

About the Role Senior Software Engineer - Backend Services We are looking for a strong Senior Software Engineer to join the team and help build, maintain, and support large-scale backend services ...

Showing results 21-40

Senior Software Engineer Level 3 information

See Seattle, WA salary details

$85.9K

$163.1K

$218.5K

How much do senior software engineer level 3 jobs pay per year?

As of Aug 21, 2026, the average yearly pay for senior software engineer level 3 in Seattle, WA is $163,070.00, according to ZipRecruiter salary data. Most workers in this role earn between $139,400.00 and $183,800.00 per year, depending on experience, location, and employer.

What is the difference between Senior Software Engineer Level 3 vs Senior Software Engineer Level 2?

CriteriaSenior Software Engineer Level 3Senior Software Engineer Level 2
ExperienceTypically 5+ years of experienceUsually 3-5 years of experience
ResponsibilitiesLeads complex projects, mentors juniors, influences architectureHandles moderate projects, provides guidance to juniors
SkillsAdvanced technical skills, system design, problem-solvingProficient technical skills, coding, debugging
CertificationsOptional, but often includes specialized certificationsOften includes foundational certifications

The main difference between Senior Software Engineer Level 3 and Level 2 lies in experience, scope of responsibilities, and technical expertise. Level 3 engineers typically lead complex projects and mentor others, reflecting a higher level of proficiency and leadership within the team.

What are the most commonly searched types of Software Engineer Level 3 jobs in Seattle, WA?

The most popular types of Software Engineer Level 3 jobs in Seattle, WA are:

What are popular job titles related to Senior Software Engineer Level 3 jobs in Seattle, WA?

For Senior Software Engineer Level 3 jobs in Seattle, WA, the most frequently searched job titles are:

Infographic showing various Senior Software Engineer Level 3 job openings in Seattle, WA as of August 2026, with employment types broken down into 71% Full Time, and 29% Contract. Highlights an 100% In-person job distribution, with an average salary of $163,070 per year, or $78.4 per hour.

Sr. Software Engineer, Starlink Network

SpaceX

Redmond, WA • On-site

$160K - $225K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 13 days ago


SpaceX rating

8.7

Company rating: 8.7 out of 10

Based on 149 frontline employees who took The Breakroom Quiz

17th of 72 rated aerospace companies


Job description

Sr. SOFTWARE ENGINEER, STARLINK NETWORK

At SpaceX we're leveraging our experience in building rockets and spacecraft to deploy Starlink, the world's most advanced broadband internet system. Starlink is the world's largest satellite constellation and is providing fast, reliable internet to millions of users worldwide. We design, build, test, and operate all parts of the system - thousands of satellites, consumer receivers that allow users to connect within minutes of unboxing, and the software that brings it all together. We've only begun to scratch the surface of Starlink's potential global impact and are looking for best-in-class engineers to help maximize Starlink's utility for communities and businesses around the globe.

As a Software Engineer on the Starlink program, you will be solving challenges that improve our ability to fully utilize the hardware we have deployed. Our goal is to provide customers with the best possible satellite internet experience, often providing under-served communities with affordable, life-changing broadband internet access.

Our software engineers are responsible for the complete lifecycle of the software they create, including development, testing, and support. We expect our engineers to close the feedback loop between software design and real-world performance. In this role, your software will have a meaningful and measurable impact on the world.

RESPONSIBILITIES:

  • Develop highly reliable, real-time software designed to run on the gateways, satellites, user terminals, and switches that make up our low latency, high capacity satellite-based global network.
  • Participate in and lead architecture, design, and code reviews.
  • Develop prototypes and manage experiments to prove out key design concepts.
  • Develop tools for software development and deployment, data analysis and visualization, and test execution across multiple environments, including virtualized hardware environments, real hardware-in-the-loop simulations, and on-orbit testing.
  • Deploy reliable software, test execution, and data analysis as part of a continuous integration and release system.

BASIC QUALIFICATIONS:

  • Bachelor's degree in computer science, engineering, math, or STEM discipline and 5+ years of professional experience in software development experience; OR 7+ years of professional experience in software development in lieu of a degree.
  • Development experience in C, C++, or assembly.

PREFERRED SKILLS AND EXPERIENCE:

  • Strong professional experience writing C, C++ or assembly in a production environment.
  • Developed, debugged and deployed software that has been used in real world applications/projects.
  • Knowledgeable in real-time rendering, game engine development, physics simulation, or other real-time, resource-constrained, high-performance computing.
  • Experience with networking protocols (UDP, TCP/IP, etc) and distributed systems.
  • Experience in security issues associated with distributed systems and internet services.
  • Experience with packet forwarding engines for features like NAT, ACLs, QoS, DPI, load balancing, and DDoS mitigation.
  • Proven expertise in IP packet processing at L3/L4 layers, including DPDK, XDP/eBPF or user-space forwarding.
  • Experience with high-scale networking hardware (e.g., SmartNICs like Mellanox/NVIDIA BlueField, Intel IPUs) is a plus.

ADDITIONAL REQUIREMENTS:

  • Must be willing to work extended hours and weekends as needed.

COMPENSATION AND BENEFITS:    
Pay range:    
Software Engineer/Level I: $160,000.00 - $225,000.00/per year        
Your actual level and base salary will be determined on a case-by-case basis and may vary based on the following considerations: job-related knowledge and skills, education, and experience.

Base salary is just one part of your total rewards package at SpaceX. You may also be eligible for long-term incentives, in the form of company stock, stock options, or long-term cash awards, as well as potential discretionary bonuses and the ability to purchase additional stock at a discount through an Employee Stock Purchase Plan. You will also receive access to comprehensive medical, vision, and dental coverage, access to a 401(k)-retirement plan, short and long-term disability insurance, life insurance, paid parental leave, and various other discounts and perks. You may also accrue 3 weeks of paid vacation and will be eligible for 10 or more paid holidays per year. Exempt employees are eligible for 5 days of sick leave per year. Company shuttles are offered to employees for round trip travel from select Seattle locations to the SpaceX Redmond office Monday to Friday. 


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About SpaceX

Sourced by ZipRecruiter

Industry

Aerospace product and parts manufacturing, data services, guided missile and space vehicle manufacturing and satellite telecommunications

Company size

1,001 - 5,000 Employees

Headquarters location

Hawthorne, CA, US