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Top Senior Level QA Engineer Jobs in Seattle, WA

593+ Job Results
30 Minutes Ago
Seattle, WA
Remote
45,384 Employees
103K-193K Annually
7+ Years of Experience
45,384 Employees
103K-193K Annually
7+ Years of Experience
Artificial Intelligence • Insurance • Marketing Tech • Software • Analytics
The Senior Software Engineer at Liberty Mutual will lead the adoption of secure delivery practices for the Secure Developer Experience team. Responsibilities include improving the Secure Development Lifecycle, empowering secure development, conducting code reviews, and collaborating with developers on cyber security best practices. Ideal candidates are technical problem solvers, customer-centric engineers, motivated mentors, and forward thinkers.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+39 More
An Hour Ago
Seattle, WA
Hybrid
4,800 Employees
5-7 Years of Experience
4,800 Employees
5-7 Years of Experience
Fintech • Mobile • Software • Financial Services
Seeking a highly motivated Staff Software Engineer to join the Data Platform team, responsible for developing and maintaining cutting-edge data handling platform.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
12 Hours Ago
Seattle, WA
Hybrid
4,800 Employees
7+ Years of Experience
4,800 Employees
7+ Years of Experience
Fintech • Mobile • Software • Financial Services
Seeking a Staff Software Engineer to join our team and work on SoFi Invest, the company's investment platform. Responsibilities include leading development and testing, shaping product architecture, mentoring engineers, and generating new initiatives. Requires a Bachelor's Degree, 8+ years of programming experience, and proficiency in Java, Kotlin, or Scala.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
13 Hours Ago
Seattle, WA
Remote
3,300 Employees
7+ Years of Experience
3,300 Employees
7+ Years of Experience
Information Technology • Security • Cybersecurity
As a Technical Architect at Cloudflare, you will work with customers to define tailored implementations and create a path for value realization across the Cloudflare product stack. You will develop roadmaps and implementation plans, build high-value relationships, and shape implementation designs across multiple product domains for strategic customers. The role also involves public speaking, scaling expertise, and knowledge sharing within the organization.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
16 Hours Ago
Seattle, WA
Remote
Hybrid
3,300 Employees
137K-240K Annually
7+ Years of Experience
3,300 Employees
137K-240K Annually
7+ Years of Experience
Information Technology • Security • Cybersecurity
As a Senior Software Engineer at Cloudflare, you will work on a variety of network-related technologies and systems to enhance performance and scalability of Network Services products. This role involves collaborating with a team of top engineers and product managers to solve complex challenges that impact customers worldwide.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
16 Hours Ago
Seattle, WA
Remote
Hybrid
3,300 Employees
137K-240K Annually
7+ Years of Experience
3,300 Employees
137K-240K Annually
7+ Years of Experience
Information Technology • Security • Cybersecurity
Cloudflare is seeking a Senior Software Engineer for their Network Services product suite. The role involves working on a wide range of technologies to deliver new features, improve performance, and increase scalability of network services. Responsibilities include building, deploying, and operating systems on a large edge network, collaborating with engineers and product managers, and solving complex network problems.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More

Featured Jobs

16 Hours Ago
Seattle, WA
Remote
Hybrid
12,000 Employees
168K-297K Annually
7+ Years of Experience
12,000 Employees
168K-297K Annually
7+ Years of Experience
eCommerce • Fintech • Hardware • Payments • Software • Financial Services
Square Bank Accounts team is looking for a Senior Software Engineer to work on building and improving Checking and Savings products used by merchants. Responsibilities include managing business finances, providing banking tools, integrating with other cash flow tools, and developing backend systems at scale.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
16 Hours Ago
Seattle, WA
Remote
12,000 Employees
168K-297K Annually
7+ Years of Experience
12,000 Employees
168K-297K Annually
7+ Years of Experience
eCommerce • Fintech • Hardware • Payments • Software • Financial Services
Square Bank Accounts team is looking for a Senior Software Engineer to lead the development of new backend systems for Bank Accounts offerings. Responsibilities include ensuring instant access to sales revenue, providing banking tools, integrating with cash flow tools, and improving the customer experience. Full-stack background with experience in Java, Kotlin, and Ruby is required.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
23 Hours Ago
Seattle, WA
Remote
12,000 Employees
139K-245K Annually
7+ Years of Experience
12,000 Employees
139K-245K Annually
7+ Years of Experience
eCommerce • Fintech • Hardware • Payments • Software • Financial Services
Develop embedded software for Square's hardware products, focusing on NFC and contactless payment subsystems. Collaborate with cross-functional teams and lead multi-person projects. Build firmware platforms, write system-side code, and develop testing tools.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
16 Hours Ago
Seattle, WA
1,400 Employees
196K-294K Annually
7+ Years of Experience
1,400 Employees
196K-294K Annually
7+ Years of Experience
Aerospace • Artificial Intelligence • Hardware • Robotics • Security • Software • Defense
Seeking an Engineering Leader to lead the delivery of high-stakes, complex customer programs, strengthen engineering capabilities, and innovate technology solutions for defense. Responsible for managing customer projects, developing strategies, and driving successful program execution. Must have a strong background in software integration and customer-facing experience in high-profile programs.
Top Benefits:
401-K
Adoption Assistance
Child Care Benefits
+56 More
16 Hours Ago
Seattle, WA
1,400 Employees
143K-252K Annually
7+ Years of Experience
1,400 Employees
143K-252K Annually
7+ Years of Experience
Aerospace • Artificial Intelligence • Hardware • Robotics • Security • Software • Defense
Anduril Industries is seeking a Frontend Software Engineer to design and deploy real-time, map-based interfaces, manage large data streams, and build immersive image-viewing experiences. The ideal candidate will have a degree in Computer Science or related field, 7+ years of frontend engineering experience, and proficiency in Javascript or Typescript.
Top Benefits:
401-K
Adoption Assistance
Child Care Benefits
+56 More
16 Hours Ago
Seattle, WA
1,400 Employees
210K-252K Annually
7+ Years of Experience
1,400 Employees
210K-252K Annually
7+ Years of Experience
Aerospace • Artificial Intelligence • Hardware • Robotics • Security • Software • Defense
Anduril Industries is seeking a Senior Software Engineer to join their Mission Control team. The role involves full lifecycle development of software products, maintaining technical architecture awareness, mentoring other engineers, and defining software engineering practices. Ideal candidates have 7+ years of experience with programming languages like Java, Python, Rust, Go, and JavaScript, and experience in data processing and analysis.
Top Benefits:
401-K
Adoption Assistance
Child Care Benefits
+56 More
20 Hours Ago
Seattle, WA
Hybrid
305 Employees
123K-161K Annually
5-7 Years of Experience
305 Employees
123K-161K Annually
5-7 Years of Experience
Artificial Intelligence • Hardware • Information Technology • Internet of Things • Software
Seeking a Senior Engineer - Process Manufacturing to plan and establish manufacturing processes for quantum computers. Responsibilities include developing and improving assembly processes, implementing process improvements, and driving yield improvements. Ideal candidate has 5+ years of experience in high-tech manufacturing and is detail-oriented with excellent communication skills.
Top Benefits:
401-K
401-K Matching
Company Equity
+38 More
Yesterday
Seattle, WA
Remote
12,000 Employees
139K-245K Annually
5-7 Years of Experience
12,000 Employees
139K-245K Annually
5-7 Years of Experience
Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
Design, build, and maintain backend services for Square Health & Beauty's online scheduling software. Collaborate with engineers and product managers, ship reliable software, and advocate for continuous investments in developer productivity and code quality.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
Yesterday
Seattle, WA
Hybrid
5,500 Employees
172K-303K Annually
7+ Years of Experience
5,500 Employees
172K-303K Annually
7+ Years of Experience
Artificial Intelligence • Cloud • Machine Learning • Mobile • Software • Virtual Reality • App development
Snap Inc is seeking an iOS Engineer with 7+ years of experience to create high performance mobile apps, design and implement software for Snapchat's camera, and launch new features. The ideal candidate should have strong knowledge of Objective-C, OS internals, multithreading, and software design patterns.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
Yesterday
Seattle, WA
Remote
20,000 Employees
7+ Years of Experience
20,000 Employees
7+ Years of Experience
Artificial Intelligence • Cloud • HR Tech • Information Technology • Productivity • Software • Automation
Seeking an experienced Event Management Software Engineer to join the Digital Experience Platform Organization. Responsibilities include implementing workflows and API's for digital and in-person events, collaborating on event planning, and integrating event registrations with CRM systems. The ideal candidate should have a Bachelor's Degree, 5-8 years of experience in event management platforms, and strong skills in Java, JavaScript, and data analysis.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+42 More
Yesterday
Seattle, WA
Remote
2,500 Employees
269K-363K Annually
7+ Years of Experience
2,500 Employees
269K-363K Annually
7+ Years of Experience
Cloud • Consumer Web • Productivity • Software • App development • Automation • Data Privacy
Seeking a Principal Software Engineer to lead the architecture and services for Dropbox's product platform, supporting multiple products and millions of users. Responsibilities include shaping architecture, building AI-first products, and crafting multi-tenant services. Requires 12+ years of experience in large-scale distributed systems and proficiency in multiple programming languages.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
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