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Python Test Software Developer Jobs in Tukwila, WA, US
110+ python test software developer jobs from 27 companies hiring in Tukwila, WA, US.
5d
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Software Engineer, Development Test (Starlink)
Redmond, Washington, United States
$125k-$175k/yr OnsiteFull Time
2+ YOEBachelor's in CS/engineering or 2+ years software dev; Python/C/C++; experience with test/automation software.
Python, C, C++, Linux, Windows, Oscilloscopes, DMMs, DAQs, CAN, TCP/IP, Scripting
1mo
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Sr Software Engineer (Application & Test Development)
Redmond, Washington, United States
$141k-$254k/yr HybridFull Time
7+ YOESeven+ years in software development; expertise in Java, Python or JavaScript; AWS; automated testing for large-scale services; technical leadership; BS in CS/IT or equivalent.
Java, Python, JavaScript, React/Next, AWS
1w
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Senior Software Engineer in Test - Distributed Systems
Seattle, Washington, United States
OnsiteFull Time
10+ YOE10+ years in software development or software quality engineering; Bachelor's or Master's in CS/CE/EE; proficient in C/C++, Go, Python, or Shell; strong test automation, CI/CD, and distributed systems; Kubernetes/Nomad/Mesos familiarity; able to lead cross-functional testing efforts.
Kubernetes, Nomad, Apache Mesos, CI/CD, C/C++, Golang, Python, Shell
2mo
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Rocket Engine Avionics Test Equipment Software Engineer II (Rust/C/C++/Python)
Seattle or Huntsville
$135k-$189k/yr OnsiteFull Time
2+ YOEBS in engineering; 2+ years software/systems engineering; proficiency in Rust/C/C++/Python; HIL testing; data protocols knowledge; travel up to 25%.
Rust, C, C++, Python, Linux, Networking, Scripting
2w
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Prototype Software Test Engineer II
Redmond, Washington, United States
$111k-$132k/yr OnsiteFull Time
5+ YOEBachelor's in CS/Engineering or related field; 5+ years experience preferred; strong Python skills; cross-platform proficiency; version control; clear communication.
Python, Git, SVN, Windows, macOS, Linux, APIs
2mo
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Software Engineer
Redmond, Washington, United States
$149k-$179k/yr RemoteFull Time
2+ YOEDevelop or test software; analyze requirements; design, implement, and test software; work autonomously on features; contribute to product development.
Data Structures and Algorithms, Distributed Systems, Git, Unit Testing, C, C++, C#, Cloud Development, Web Services, CI/CD, JavaScript, .NET, SQL, T-SQL, Visual Studio, Python, Azure
1mo
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Sr. Software Engineer, Cloud - Platform Test
Redmond, Washington, United States
$140k-$215k/yr OnsiteFull Time
7+ YOE7+ years (avg 10-15) in SDET or backend dev; 2-3+ years building testing frameworks for cloud SaaS; CS background; proficient in Go, Python, Scala, Java, C++, C#, Node.js.
Go, Python, Scala, Java, C++, C#, Node.js
1mo
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Senior Software Engineer
Redmond, Washington, United States
$140k-$190k/yr OnsiteFull Time
10+ YOE10+ years software development; C/C++, Python; MATLAB; embedded Linux; design patterns; embedded software; SoCs toolchains; automated testing with pytest; database design.
C/C++, Python, MATLAB, Bash, Embedded Linux, pytest, Design patterns, SoCs toolchains, Unified Modeling Language
4d
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Senior Software Engineer
Seattle or Kirkland
$174k-$252k/yr OnsiteFull Time
5+ YOE5 years OO programming (Java/C++/Python); 3 years testing/maintaining/launching software; 1 year software design/architecture.
Java, C++, Python, Testing
1mo
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Senior Infrastructure Software Engineer - Hardware Test
Bothell, Washington, United States
$152k-$199k/yr OnsiteFull Time
5+ YOEBachelor's in CS or equivalent; 5+ years DevOps/SRE; Linux admin; Python/Go; Docker/Kubernetes; CI/CD; IaC (Terraform/Ansible); iPXE provisioning.
Python, Go, Docker, Kubernetes, GitLab CI, Jenkins, GitHub Actions, Terraform, Ansible, iPXE
1mo
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Senior Software Engineer, Payments Team
Seattle, Washington, United States
$141k-$179k/yr HybridFull Time
5+ YOEMinimum 5+ years of professional software development; strong data-intensive design; Python; React/React Native; SQL; excellent communication; collaborative; testing and software quality focus.
Python, React, React Native, SQL, Relational databases
1mo
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Software Engineer II
Snoqualmie, Washington, United States
OnsiteFull Time
4+ YOEDesign, develop, test, and maintain software across desktop and handheld platforms; collaborate with Product Test; strong communication; use AI tools; bachelor's in CS or related; 4+ years programming; US citizenship per federal background check.
Windows 11 Desktop, IoT Core, C#, C++, Python, JavaScript, .NET, UWP, Qt, SQL
2mo
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Software Engineer, Core Product (Mid–Senior+)
Seattle or San Francisco
$170k-$270k/yr OnsiteFull Time
Experience shipping production software; strong frontend (React/TypeScript) or backend (Python, APIs); design scalable, reliable systems; solid testing and collaboration.
React, TypeScript, Python, APIs, Data pipelines
1mo
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Senior Firmware Test Engineer
Redmond, Washington, United States
$110k-$155k/yr OnsiteFull Time
6+ YOEBSCS or related, 6+ years in firmware, C and Python, embedded FW knowledge, travel up to 20%, US work authorization, background checks.
C, Python, C++, Embedded systems, Logic analyzers, Oscilloscopes, HW debugging tools
2mo
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Quantum Pro Software Engineer
Everett or Santa Clara or Calabasas or Cambridge
$120k-$280k/yr OnsiteFull Time
Bachelor’s/Master’s/Ph.D. in CS, EE, or Physics; strong C++/Python; Agile; production-quality software; testing and CI/CD; cross‑functional collaboration.
C++, Python, API development, Unit testing, CI/CD
3w
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Software Engineer, Reliability (Avionics / Compute Systems)
Seattle, Washington, United States
OnsiteFull Time
4+ YOE4+ years in software or reliability engineering; Python/C++ skills; embedded/distributed systems; test frameworks; debugging complex system-level issues.
Python, C++, CUDA, GPU, Embedded systems, Distributed systems, HIL, Telemetry, Observability, Testing frameworks
2w
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Sr. Embedded Software Developer
Kent, Washington, United States
$151k-$175k/yr HybridFull Time
7+ YOE7+ years embedded software; strong modern C++ (11+); Linux (Debian preferred); automated tests; embedded C for microprocessors; Bachelor's in engineering.
C++, Linux, Jenkins, Make, Google Test, Python, Golang, Qt, REST, BLE, Wi-Fi
1d
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Graphics Software Engineer II
Redmond, Washington, United States
$101k-$199k/yr OnsiteFull Time
2+ YOEBS in CS or related field and 2+ years with C/C++/C#/Java/Python; regression testing; security screening.
C, C++, C#, Java, JavaScript, Python, WinDbg
2w
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Software Development Engineer 1
Bellevue, Washington, United States
$96k-$106k/yr HybridFull Time
0+ YOEEarly-career software engineer with ability to write clean, testable code, and perform unit, integration, and end-to-end tests; familiar with CI/CD, telemetry, and problem solving.
Golang, Python, Java, REST, gRPC, JWT/OAuth, PostgreSQL, MySQL, SQL Server, Redis, Prisma, Sequelize, Django, Flask, Spring Boot
3w
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Device Management DevOps Software Engineer
Carlsbad or Germantown or Duluth or Tempe or Englewood or Seattle
$117k-$185k/yr HybridFull Time
3+ YOE3-5 years software engineering; strong problem-solving; clean, maintainable code; excellent communication; agile DevOps; RESTful API design; CI/CD; automated testing.
Python, Java, Clojure, Kubernetes, Docker, AWS, GCP, Azure, REST, CI/CD, NoSQL, SQL
1w
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Software Development Engineer 1, Pricing Platform
Seattle, Washington, United States
$124k-$155k/yr HybridFull Time
Proficient in Python; SQL; cloud platforms (AWS/GCP/Azure); experience shipping backend and frontend or internal tools; familiarity with data structures; willing to learn; strong testing.
Python, SQL, React, AWS, GCP, Azure
1w
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Senior System Software Engineer, GeForce NOW Client Platforms
Santa Clara or Austin or Redmond or United States
$224k-$357k/yr HybridFull Time
12+ YOEExtensive C++ real-time software development; 12+ years in large projects; Windows/POSIX APIs; multithreaded code; CI/testing; BS/MS in CS or related; strong user-experience focus.
C++, TypeScript, Python, Swift, Windows API, POSIX, React
1mo
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Electrical Test Engineer II
Mukilteo, Washington, United States
$105k-$130k/yr OnsiteFull Time
2+ YOEBachelor’s in Electrical Engineering; 2-5 yrs aerospace/defense experience; strong PCB/test hardware/software skills.
LabVIEW, C, C++, C#, TestStand, Python, Matlab, PSPICE, LTSPICE, Oscilloscope, DMM, Power supply, Spectrum analyzer, Network analyzer, Altium, Schematic capture, PCB layout, Harness design
5d
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Embedded Software Intern
Everett, Washington, United States
HybridFull Time, Internship
Pursuing a Bachelor's in software/CS/CE; graduating 2026 or later; C/C++ and Python; embedded dev; Git; unit tests; Everett, WA; strong problem-solving and communication.
C, C++, Python, Git, Unity, CPPUnit, Oscilloscopes, Logic analyzers, JTAG programmers
2mo
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Principal Systems Integration and Test Engineer
Kirkland, Washington, United States
$165k-$247k/yr OnsiteFull Time
10+ YOELead system integration, test, and verification of embedded radar products; strong systems mindset; experience with embedded Linux, DSP, scripting, test automation, and hardware/software debugging.
Embedded Linux, Digital Signal Processing, Python, PERL, Matlab, GDB, Wireshark
3w
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Lead Security Engineer — Cryptographic Libraries & TLS
Plano or Columbus or Wilmington or Seattle
$152k-$215k/yr OnsiteFull Time
7+ YOE7+ years software development; security-focused library work; TLS expertise across Java, Python, Node.js; API design; multi-runtime testing; CI/CD; strong debugging.
Java, Python, Node.js, JSSE, OpenSSL, Bouncy Castle, TLS, s_client, s_server, keytool, Wireshark, GitHub Actions, Jenkins, Maven, Gradle, NPM
1mo
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Sr. SDET Automation Engineer
Santa Clara or Bellevue
$140k-$165k/yr HybridFull Time
5+ YOE5+ years SDET experience; automated and manual testing; strong test automation for software/hardware; UI/API/CI/CD; programming in C#, C++, Python.
Appium, Selenium, Playwright, Postman, REST Assured, C#, C++, Python, CI/CD
2w
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Marketing Web Developer
Irvine or Lakewood or Las Vegas or Mesa or Provo or San Diego or Seattle
$133k-$175k/yr HybridFull Time
4+ YOE4 years React/Typescript/JavaScript; Bachelor's degree or equivalent; experience with A/B testing and analytics platforms.
React, Typescript, JavaScript, Optimizely, Google Analytics 4, Google Tag Manager, BigQuery, Contentful, Sanity, KMS Lighthouse, Python
5d
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SDET (POS Automation) (Bellevue, WA, US)
Bellevue, Washington, United States
$69k-$162k/yr OnsiteFull Time
8+ YOE8+ years in Agile functional testing and POS test automation; experience with POS hardware/peripheral testing; strong automation skills in Playwright, Robot Framework, Selenium; Java/Python; Azure and DB testing knowledge.
Playwright, Robot Framework, Selenium, Java, Python, Azure, Database Testing
HiringCafe market data
Python Test Software Developer Jobs market signals in Tukwila, WA, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
110+
Hiring companies
27
Fresh sample
43% new in 30d
Salary visibility
84% show pay
Companies appearing in this market
MicrosoftAppleBlue OriginGoogleCrowdStrikeSpaceXiSpot.tvKymeta
Work location mix in visible results
Onsite: 33Hybrid: 14Remote: 2