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Senior Software Engineer Contract Jobs in Seattle, WA

Kymeta

Senior Software Engineer

Redmond, WA · On-site

$140K - $190K/yr

Description Senior Software Engineer Who We Are Kymeta revolutionizes satellite communications through Intelligent Communications Platforms (ICPs). Our electronically steered flat panel antennas ...

Careers - Kymeta Corp

Senior Software Engineer

Redmond, WA · On-site

$140K - $190K/yr

Senior Software Engineer Who We Are Kymetarevolutionizes satellite communications through Intelligent Communications Platforms (ICPs). Our electronically steered flat panel antennas enable seamless ...

The Walt Disney Company

Senior Software Engineer

Seattle, WA · On-site

$139K - $183K/yr

Senior Software Engineer Req ID: 10145074 Disney Entertainment and ESPN Product & Technology Technology is at the heart of Disney's past, present, and future. Disney Entertainment and ESPN Product ...

PSRTEK

Senior Software Engineer - Backend

Bellevue, WA · On-site

$138K - $182K/yr

Senior Software Engineer - Backend Bellevue, WA Long Term Contract What You Will Do: Primary Focus: Scalable API and service development, data storage, performance optimization, and integration with ...

Porch.com, Inc.

Senior Software Engineer, Insurance

Seattle, WA · On-site +1

$139K - $183K/yr

Senior Software Engineer, Insurance Location: United States Workplace Type: Remote Job Summary Porch is reimagining what it means to be an insurance technology company, and we're building it from the ...

Compass

Senior Software Engineer

Seattle, WA · On-site

$176K - $196K/yr

As a Senior Software Engineer, you will use your experience with microservices based architecture to build products that deliver high business impact for our customers. You will lead design and ...

The Walt Disney Company

Sr Software Engineer

Seattle, WA

$139K - $183K/yr

Job Posting Title: Sr Software Engineer Req ID: 10135205 Disney Entertainment and ESPN Product & Technology Technology is at the heart of Disney's past, present, and future. Disney Entertainment and ...

Microsoft

Senior Software Engineer

Redmond, WA · On-site

$160K - $261K/yr

Overview We are looking for an outstanding Senior Software Engineer to join the Microsoft Discovery team and work on an exciting new Artificial Intelligence (AI)-driven platform that will transform ...

Robinhood

Senior Software Engineer

Bellevue, WA · On-site

$196 - $230/hr

Senior Software Engineer, Load and Fault Environments Join us in building the future of finance. Our mission is to democratize finance for all. An estimated $124 trillion of assets will be inherited ...

Syntricate Technologies

Sr Software Engineer

Bellevue, WA · On-site

$137K - $181K/yr

Syntricate Technologies is seeking a Senior Software Engineer to join their team. The role involves designing, developing, and deploying adapters/platforms in a lab environment, as well as monitoring ...

Walmart

Senior Software Engineer

Bellevue, WA · On-site

$149K - $216K/yr

Senior Software Engineer Location : 10900 NE 4th Street, Floor 8, Bellevue, WA 98004 Duties: Build and support GenAI Super Agent, Wibey, to help developers find information to build, deploy ...

AIM

Senior Software Engineer

Seattle, WA · On-site

$139K - $183K/yr

Responsibilities What you will own As a Senior Software Engineer, you will design and build the core systems that power AIM's autonomous machines and global fleet operations. Architect & Build ...

Microsoft

Senior Software Engineer

Redmond, WA · On-site

$137K - $180K/yr

We are seeking a Senior Software Engineer who is excited about building capabilities that help protect customers from cybersecurity threats. Do you enjoy designing and building full-stack products ...

Strac

Senior Software Engineer

Redmond, WA · On-site

$137K - $180K/yr

Strac is seeking a highly skilled Senior Software Engineer with a strong background in software development and cloud technologies. In this role, you will build full-stack technologies to transform ...

Strac

Senior Software Engineer

Seattle, WA · On-site

$139K - $183K/yr

Strac is seeking a highly skilled Senior Software Engineer with a strong background in software development and cloud technologies. In this role, you will build full-stack technologies to transform ...

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Showing results 21-40

All JobsSoftware Engineer Contract JobsSenior Software Engineer Contract JobsSenior Software Engineer Contract Jobs in Seattle, WA

Senior Software Engineer Contract information

See Seattle, WA salary details

$86K

$163.2K

$218.6K

How much do senior software engineer contract jobs pay per year?

As of Sep 3, 2026, the average yearly pay for senior software engineer contract in Seattle, WA is $163,161.00, according to ZipRecruiter salary data. Most workers in this role earn between $139,500.00 and $183,900.00 per year, depending on experience, location, and employer.

What is a senior software engineer contract?

A Senior Software Engineer Contract refers to a temporary employment agreement where an experienced software engineer is hired for a specific period or project rather than as a permanent employee. These professionals bring advanced technical skills and leadership to design, develop, and maintain complex software systems. Contract roles often focus on delivering specialized expertise, meeting project deadlines, and providing mentorship to junior team members. Compensation and benefits may differ from full-time positions, and contracts can range from a few months to a year or more depending on the project's scope.

What are senior software engineer contract jobs?

Senior software engineer contract jobs involve working on software engineering projects on a temporary contract basis. Your duties and responsibilities in this career vary depending on the needs of each client. In general, you utilize your coding skills and computer program knowledge to create software, applications, or operating systems. You typically work with a software company or information technology organization. As a contractor, you work with clients to assess their needs and create or update software or systems to meet the needs of each client.

What are the key skills and qualifications needed to thrive as a senior software engineer on a contract basis, and why are they important?

To thrive as a Senior Software Engineer on contract, you need advanced programming skills, a strong understanding of software architecture, and several years of experience, often supported by a relevant degree or certifications. Proficiency with development tools like Git, CI/CD systems, cloud platforms (AWS, Azure, or Google Cloud), and familiarity with Agile methodologies are typically expected. Outstanding problem-solving abilities, effective communication, and adaptability are crucial soft skills for collaborating with diverse teams and adjusting to new projects quickly. These skills and qualities enable contract engineers to deliver high-quality solutions efficiently, integrate smoothly into client environments, and meet project goals within tight timelines.

What are the typical challenges faced by senior software engineers working on contract assignments?

Senior Software Engineers on contract often navigate challenges such as quickly acclimating to new codebases and team cultures, managing time effectively across multiple projects, and balancing client expectations with technical feasibility. Since contracts are temporary, there may be less onboarding support and less time to build deep relationships with permanent team members, making communication skills especially important. However, this environment also allows for exposure to diverse technologies and problem-solving scenarios, which can significantly enhance your expertise and professional network.

What is the difference between Senior Software Engineer Contract vs Software Engineer?

AspectSenior Software Engineer ContractSoftware Engineer
CredentialsBachelor's degree in CS or related field, experience, possibly certificationsBachelor's degree in CS or related field, entry to mid-level experience
Work EnvironmentProject-based, temporary contracts, often freelance or consultingFull-time employment, ongoing projects within companies
Employer & Industry UsageTech firms, startups, consulting agenciesTech companies, software development firms, startups
Search & Comparison IntentLooking for contract roles, freelance opportunities, project-based workSeeking permanent positions, career growth, or full-time roles

The main difference between a Senior Software Engineer Contract and a Software Engineer lies in employment type and work setup. Contract roles are temporary, project-focused, and often freelance, while Software Engineers typically work full-time within a company. Both roles require similar technical skills and credentials, but their work arrangements and career paths differ.

More about Senior Software Engineer Contract jobs

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

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

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

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

What job categories do people searching Senior Software Engineer Contract jobs in Seattle, WA look for?

The top searched job categories for Senior Software Engineer Contract jobs in Seattle, WA are:

What cities near Seattle, WA are hiring for Senior Software Engineer Contract jobs?

Cities near Seattle, WA with the most Senior Software Engineer Contract job openings:

Senior Software Engineer Contract jobs near you
Infographic showing various Senior Software Engineer Contract job openings in Seattle, WA as of August 2026, with employment types broken down into 87% Full Time, 9% Part Time, and 4% Contract. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution, with an average salary of $163,161 per year, or $78.4 per hour.

Senior Software Engineer

Kymeta

Redmond, WA • On-site

$140K - $190K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 11 days ago

Job description

Description
Senior Software Engineer
Who We Are
Kymeta revolutionizes satellite communications through Intelligent Communications Platforms (ICPs). Our electronically steered flat panel antennas enable seamless communications on-the-move. Kymeta solutions serve government, military, maritime, transport, and public safety clients worldwide, providing uninterrupted connectivity and spatial intelligence anywhere, anytime. With over 150 patents, Kymeta is shaping the future of global communications. For more information, visit kymetacorp.com
What We Need
Kymeta is seeking a Senior Software Engineer with strong experience in embedded systems development and real-time software engineering. This role is ideal for someone who can design, develop, and optimize software that interfaces closely with hardware and operates in performance-critical environments.
You should have deep experience in C/C++, a solid understanding of embedded Linux or RTOS environments, and the ability to contribute across the full software lifecycle-from design through deployment and support.
Key Responsibilities
  • Develop and deliver antenna control software across Kymeta's multi-band, multi-orbit satellite systems:

  • Control loop design, acquisition, pointing, and tracking algorithm development

  • System-level orchestration from low-level drivers to adaptive logic

  • Integration of AI/ML technologies from the cloud to the edge

  • Build the enabling software infrastructure:

  • Interfaces, data pipelines, finite-state machines, diagnostics, and fault handling

  • Embedded implementations in C/C++ on constrained Linux or real-time platforms

  • Collaborate across hardware, RF, systems, and cloud teams to ensure system cohesion

  • Drive the entire development lifecycle-from simulation to field deployment, with a mindset of hyper-ownership that includes engaging stakeholders early, maintaining alignment throughout development, and validating post-delivery to ensure program success

  • Promote reliability, testability, and long-term maintainability throughout the codebase

  • Active Secret Clearance, or clearance held within the past five years. Experience working in secure, classified environments.

Preferred Skills and Experience
  • Strong background in satellite communication systems, wireless technologies, or related domains

  • Track record of implementing complex mathematical models in embedded or real-time systems

  • Practical experience integrating cloud platforms, IoT frameworks, or AI/ML technologies with edge devices

  • Hands-on experience with Extended Kalman Filters (EKFs) and vehicle localization

EDUCATION
  • B.S. Computer Engineering, Computer Science, Electrical Engineering, or equivalent knowledge and experience, M.S. preferred

COMPENSATION
Kymeta is committed to fair and equitable compensation practices. In the spirit of pay transparency, we have determined the salary range for this position to be $140,000 - $190,000. This is the full base salary range for the role. Hiring at the maximum of the range would be atypical, in order to allow for future and continued salary growth. Compensation packages are based on a variety of factors unique to each candidate, including but not limited to: skill set, years and depth of experience, certifications, and geography. The total compensation package for this position includes an annual target bonus of 10%, stock options, and benefits listed below. We believe in the importance of pay equity and consider internal equity of our current team members as a part of any final offer.
BENEFITS
We offer a competitive benefits package which includes:
Medical Plans: A choice between two competitive options
• Flexible Spending & Health Savings Accounts
Vision & Dental
Life/AD&D
Employee Assistance Program
401k
Paid Time Off
• Exempt employees: Flexible PTO and 12 paid holidays per year
• Nonexempt employees: 15 vacation days, 7 sick days and 12 paid holidays per year
Kymeta is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex, sexual orientation, or any other characteristic protected by applicable laws, regulations, and ordinances.

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