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334 senior software engineer react jobs at 157 companies in Washington

2w
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Senior React Developer
Seattle, Washington, United States
OnsiteFull Time
AIM Intelligent Machines
AIM Intelligent Machines: Develops autonomous AI-powered software for heavy industrial machinery.
5+ YOE5+ years frontend experience with TypeScript and React, Bachelor\u0002s or equivalent, strong debugging, familiarity with frontend toolchain, and experience with real-time or 3D web graphics preferred.
TypeScript, React, Three.js, React Three Fiber, Drei, XState, Vite, npm, pnpm, Storybook, Vitest, Cypress, Testing Library, WebGL, Protocol Buffers, gRPC-web, WebSockets, TanStack Router, TanStack Query, Zustand, Tailwind CSS, Floating UI
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1mo
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React-Native Engineer (Senior or Staff)
Seattle, Washington, United States
$180k-$245k/yr HybridFull Time
Finvari
Finvari: Corporate card and expense management for the construction industry.
5+ YOE5+ years software engineering experience, 3+ years with React and React-Native, strong HTML/CSS, expert with a statically typed language (Java or Typescript), bachelor's in CS/Engineering or equivalent.
React, React-Native, Node.js, Typescript, HTML, CSS, Google Cloud Platform (GCP)
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3w
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Senior Software Engineer, React - Endpoint State and Control Team
California or Colorado or Connecticut or Florida or Georgia or Illinois or Kansas or Massachusetts or Maryland or Maine or New Jersey or North Carolina or New York or Ohio or Oregon or Tennessee or Texas or Virginia or Washington or Austin or Tampa
$140k-$200k/yr HybridFull Time
NinjaOne
NinjaOne: Unified IT platform for automated endpoint management and security.
7+ YOE7+ years frontend experience with expert React and TypeScript, strong testing habits, experience with complex data-driven UI, API contract design, and server-state management.
React, TypeScript, Java, Kotlin, C++, Golang, Postgres, AWS, React Query (TanStack Query), Jest, React Testing Library, Figma, pnpm
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3mo
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Senior Software Engineer
Seattle, Washington, United States
$155k-$211k/yr HybridFull Time
DAT Freight & Analytics
DAT Freight & Analytics: Software platform for freight matching and logistics data analytics.
5+ YOE5+ years of professional software engineering; strong TypeScript/Node.js; React; distributed systems; SQL/NoSQL databases; Kafka/RabbitMQ; Docker/Kubernetes; cloud deployments; strong communication.
TypeScript, Node.js, React, Kafka, RabbitMQ, Docker, Kubernetes, AWS, Azure, GCP, SQL, NoSQL
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1mo
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Senior Front End Software Engineer, React
Seattle, Washington, United States
$191k-$253k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
Proficiency with React and TypeScript, experience building real-time user interfaces, strong engineering background, ability to work with customers, and eligibility to obtain U.S. Top Secret clearance.
React, TypeScript, Lattice OS
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3mo
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Senior Software Development Engineer
Seattle, Washington, United States
$159k-$302k/yr OnsiteFull Time
Adobe
AdobeNASDAQ: ADBE: Provides software for digital media creation and marketing analytics
10+ YOESenior software engineer with 10+ years of experience, expertise in full-stack development, AI-native systems, and scalable architectures.
React, Web Components, HTML, CSS, JavaScript, TypeScript, Node.js, AI tooling, Generative AI, LLMs, NewRelic, Splunk
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1w
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Software Development Engineer IV, React Native
Mountlake Terrace, Washington, United States
$136k-$231k/yr HybridFull Time
Premera Blue Cross
Premera Blue Cross: Provides health insurance and medical benefit plans for members.
8+ YOE8+ years software engineering experience,5+ years React Native in production,proficiency in JavaScript/TypeScript,experience with iOS/Android,REST/GraphQL integration,CI/CD and mentoring skills.
React Native, JavaScript, TypeScript, REST APIs, GraphQL, Swift, Kotlin, Azure, CI/CD, GitHub Copilot, Cursor, App Store, Google Play, OAuth, OpenID Connect
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3mo
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Senior Software Engineer, Fullstack
Seattle, Washington, United States
$126k-$189k/yr OnsiteFull Time
Allen Institute for Artificial Intelligence
Allen Institute for Artificial Intelligence: Non-profit institute developing open-source artificial intelligence for scientific impact.
8+ YOE8+ years software development; JavaScript/HTML/CSS; Python; React; cloud platforms (AWS or Google Cloud); analytics/observability tools; AI-enabled applications; strong communication.
React, Python, AWS, Google Cloud, Datadog, Heap
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2mo
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Senior Software Engineer - Agentic AI Applications
Seattle, Washington, United States
$152k-$230k/yr RemoteFull Time
Serko
SerkoNZX: SKO: Provides online corporate travel and expense management software.
Senior full-stack engineer with AI integration experience, strong TypeScript React/Next.js frontend and Python/SQL backend, API design, CI/CD, and on-call resilience.
TypeScript, React, Next.js, Python, SQL, REST, GraphQL, Docker, CI/CD, WebSockets
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2mo
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Fullstack Senior Software Engineer
Austin or Bellevue
$111k-$172k/yr HybridFull Time
Visa
VisaNYSE: V: Global payment technology facilitating electronic funds transfers.
3+ YOESenior software engineer with front-end and back-end expertise; strong collaboration and problem-solving skills; 3+ years for Bachelor’s or 5+ years experience alternative.
HTML, Java, C++, C#, CSS, JavaScript, Python, APIs, Angular, React, Kubernetes, Docker, Git
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3mo
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Senior Software Engineer - Conversational Search
Seattle, Washington, United States
$167k-$204k/yr OnsiteFull Time
Rocket Companies
Rocket CompaniesNYSE: RKT: Provides digital mortgage, real estate, and personal finance services.
5+ YOE5+ years full-stack software development, React and Java; experience with frontend tech, AI/LLMs, scalable web apps, leadership and mentoring.
Java, JavaScript, React, TypeScript, SQL, Hibernate, PostgreSQL, AWS, Redis, Kafka, Kubernetes, GraphQL, Sierra AI SDK, OpenAI APIs, MCP, RAG
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5d
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Senior Software Engineer
United States or Dallas or Chicago or New York City or California or Seattle or Texas
$122k-$146k/yr RemoteFull Time
WEX
WEXNYSE: WEX: Provides global payment processing and business information management services.
5+ YOEBachelor's degree or equivalent experience, 5+ years in software engineering, Angular or React, REST APIs, unit testing, security principles, Git, CI/CD, Agile, cloud-native development, and complex project delivery.
Angular, React, REST APIs, Test Driven Development, Behavior Driven Development, Microservice, Vertical Slice Architectures, C#, Python, Docker, MS SQL, Postgres, MySQL, ASP.NET, Kafka, Kubernetes, Helm, ArgoCD, Terraform, GitHub Actions, NoSQL, GraphQL, Azure, Git, CI/CD
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1mo
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Senior Software Engineer
United States or California or Colorado or Hawaii or Illinois or Maryland or Minnesota or New Jersey or New York or New York City or Vermont or Washington or Washington
$150k-$180k/yr RemoteFull Time
Pearson
PearsonLondon Stock Exchange: PSON: Provide educational materials, assessments, and digital learning services globally.
5+ YOE5+ years software development experience; deep expertise in software architecture, system design, scalability, cloud-native design, security; proficiency with Ruby on Rails, React, AWS, and PostgreSQL; strong communication and mentoring skills.
Ruby on Rails, React, AWS, PostgreSQL
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3w
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Senior Software Engineer
Seattle, Washington, United States
$73k-$174k/yr HybridFull Time
Capgemini
CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.
5+ YOEBachelor's degree or equivalent,5+ years software development,strong Java and React experience,API and distributed systems knowledge,cloud (AWS/Azure/GCP) familiarity,SQL/NoSQL experience,good communication.
Java, React, JavaScript, TypeScript, HTML, CSS, SQL, NoSQL, Docker, Kubernetes, AWS, Azure, GCP, CI/CD
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4w
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Senior Software Engineer
Los Angeles or Seattle
$143k-$214k/yr OnsiteFull Time
Re:Build Manufacturing
Re:Build Manufacturing: Provides advanced engineering and US-based contract manufacturing services.
7+ YOE7+ years professional software experience; cloud-native development on AWS; full‑stack with React and TypeScript; experience with serverless, containerized apps, RAG/LLM integrations, GraphQL/REST; strong communication and mentorship skills.
React, TypeScript, AWS, Lambda, ECS, DynamoDB, S3, Step Functions, API Gateway, Fargate, GraphQL, LLMs, vector databases
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2mo
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Senior Software Engineer, Product Foundations
Seattle or Los Angeles
$150k-$200k/yr OnsiteFull Time
Metropolis
Metropolis: Computer vision technology for checkout-free parking and retail payments.
8+ YOE8+ years backend software engineering; expert Java; microservices; Kubernetes; AWS; observability; databases; AI tooling; strong technical communication.
TypeScript, React, Scala, Java, Kubernetes, AWS, Kafka, SQS, MySQL, PostgreSQL, Snowflake, Git, GitHub, Datadog, Copilot, Claude Code, CI/CD
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1mo
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Senior Software Engineer II
Seattle, Washington, United States
$164k-$221k/yr OnsiteFull Time
Nautilus Biotechnology
Nautilus BiotechnologyNASDAQ: NAUT: Develops a single-molecule protein analysis platform for research.
5+ YOE5+ years software engineering experience, bachelor’s in computer science or related, strong with Python/FastAPI, React/TypeScript, AWS, relational databases; Parquet and AWS Athena familiarity preferred.
Python, FastAPI, React, TypeScript, AWS, Parquet, AWS Athena
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3mo
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Senior AI Software Engineer, High Value Send
Seattle, Washington, United States
$180k-$225k/yr HybridFull Time
Remitly
RemitlyNASDAQ: RELY: Provides digital cross-border money transfer services for global customers.
8+ YOESenior AI Software Engineer with 8+ years in software development; strong frontend (TypeScript/React) and backend (Java, Kotlin, Go, Python); cloud experience (AWS/GCP/Azure); fintech familiarity.
TypeScript, React, React Native, iOS, Android, Java, Kotlin, Go, Python, AWS, GCP, Azure
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3w
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Senior Software Engineer
Bellevue or Seattle
$170k-$253k/yr OnsiteFull Time
NetApp
NetAppNasdaq: NTAP: Provides intelligent data infrastructure for hybrid cloud environments.
8+ YOE8+ years software development; 3+ years building and operating cloud-native, scalable services; experience with backend languages, APIs, CI/CD, security, and mentoring engineers.
Node.js, Python, Java, Go, Rust, TypeScript, React, Angular, SQL, NoSQL, Jenkins, GitHub Actions, Azure DevOps, Docker, Kubernetes, Terraform, CloudFormation, AWS, Azure, GCP, LLM, FaaS, PaaS
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1mo
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Staff, Software Engineer
Sunnyvale or Bellevue
$132k-$286k/yr OnsiteFull Time
Walmart
WalmartNYSE: WMT: Multinational retail operating discount stores and supermarkets.
6+ YOESenior software engineer with cloud and large-scale system experience. Strong Java, Node.js, React, API and microservices experience; familiarity with Kafka/ActiveMQ, relational and No-SQL databases, CI/CD, automation tools, and agile practices.
Java, Node.js, React, REST, GraphQL, Spring, Tomcat, Kafka, ActiveMQ, No-SQL, Appium, Selenium, Jira, Rest Assured, AssetJ, Gatling, CI/CD
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