199 software developers applications jobs at 93 companies in SeaTac, WA
20h
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Applications Developer
Kent, Washington, United States
$124k-$146k/yr HybridFull Time
5+ YOERequires 5+ years of Qt QML GUI development, solid C++, desktop application, testing, architecture, concurrency, and software design experience, plus a computer science or computer engineering bachelor's degree.
Qt QML, C++, Linux, Dependency Injection, MVVM, Unit Testing, Test-Driven Development (TDD), gtest, Scrum, Agile, Microsoft Excel
2mo
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Applications Developer II - Manufacturitng Systems
Kirkland, Washington, United States
$104k-$156k/yr OnsiteFull Time
3+ YOEDesign, develop, implement, and support MES and manufacturing applications; 3+ years in manufacturing software; degree in CS/IT/engineering fields.
Tulip, Ignition, FactoryTalk, SQL, Python, JavaScript
1mo
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Senior Applications Developer
Seattle, Washington, United States
HybridFull Time
10+ YOE10+ years software development experience; expert C# (.NET) and Visual Studio; strong knowledge of threading, async/await, LINQ, REST, Azure; SQL and Protobuf experience; Agile teamwork and strong communication.
C#, .NET, Visual Studio 2022/2023, Azure, SQL, Protobuf, Angular, WebAssembly, HTML, CSS, TypeScript, JavaScript, jQuery, Python, Kubernetes, C++, LLMs
1w
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Software Development Engineer, Amazon WorkSpaces Applications
Seattle, Washington, United States
$144k-$194k/yr OnsiteFull Time
3+ YOE3+ years professional software development, 2+ years design/architecture experience, bachelor's in CS or related, experience with large-scale distributed systems and object-oriented design.
AWS, EC2, S3, DynamoDB, Kinesis, Lambda, APIGateway, C#, C++, Java, Perl
2mo
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Senior Software Engineer - 3D Simulation Applications
Foster City or Seattle
$208k-$300k/yr HybridFull Time
5+ YOEBachelor’s/Master’s/PhD in CS with 5+ years in software engineering and systems design; Python and/or C++; ML concepts; customer deployment experience; strong communication and cross-team collaboration.
Python, C++, Machine Learning, Cloud Computing
3mo
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Senior Applications Engineer, Corporate Systems
Menlo Park or Bellevue or New York or Toronto
$162k-$190k/yr HybridFull Time
5+ YOE5+ years in Systems/SRE/Infrastructure; hands-on endpoint management (macOS/Windows); familiar with AI-assisted development tools; programming/scripting in Python, Swift, Go, Bash, or PowerShell; improves employee-facing systems.
Okta, Google Cloud, Google Workspace, Python, Swift, Go, Bash, PowerShell, Claude Code, Gemini, macOS, Windows, Automation, Identity management
1mo
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Software Developer - IBM iSeries (AS400) / COBOL Applications (Renton, WA, US, 98055)
Renton, Washington, United States
$104k-$147k/yr OnsiteFull Time
5+ YOEBachelor's in IT/CS required, 5+ years enterprise application development/support, 5+ years IBM iSeries/COBOL/RPG/CL/DB2 experience, strong troubleshooting, SDLC/Agile familiarity, and willingness to participate in on-call rotations.
IBM iSeries (AS400), COBOL, RPGIV, RPGLE, CLLE, SQL, DB2, ASI
3mo
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Senior Software Engineer – AI Applications
Seattle or Washington or Arizona or Florida or Kentucky or Texas
$157k-$298k/yr HybridFull Time
8+ YOE8+ years full-stack experience; 2+ years AI in production; Python backend; TypeScript/SQL; AI model integration; AWS (Bedrock, Lambda, EC2, S3, RDS, DynamoDB); AI safety; English fluent.
Python, TypeScript, SQL, AWS Bedrock, AWS Lambda, AWS EC2, AWS S3, AWS RDS, DynamoDB, LangChain, vector databases, CI/CD tooling, inference evaluation, guardrails
6d
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Staff Software Development Engineer – Agentic Applications and Experiences
Portland or Chicago or Seattle or Dallas
$141k-$173k/yr OnsiteFull Time
7+ YOEBachelor's degree and 7+ years software engineering experience; strong backend skills with Java or C#; experience with cloud (AWS), Kafka, Elasticsearch, containerization, RESTful APIs, and scalable systems.
Java, Kafka, Elasticsearch, AWS, Docker, Kubernetes, Spring Boot, OData, SQL
1mo
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Software Engineer
Seattle, Washington, United States
$157k-$235k/yr HybridFull Time
2+ YOEBachelor's degree plus 2 years software development experience. Proficiency with Java, Scala, Python, AWS, SQL, database management, design patterns, and building full‑stack web applications at scale.
Java, Ruby, Scala, Go, Python, AWS, SQL, Datadog, Prometheus
6d
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Software Engineer - Infrastructure
Seattle, Washington, United States
$157k-$235k/yr HybridFull Time
2+ YOEBachelor's in CS or related plus 2 years software development; 2 years developing applications and using Ruby, Java, Scala or Go; backend/full-stack, API and distributed systems experience; testing and debugging skills.
Ruby, Java, Go, Scala
1mo
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Senior Software Engineer- Developer Experience
San Jose or Seattle or San Francisco
$139k-$258k/yr OnsiteFull Time
5+ YOE5+ years software engineering experience building scalable applications, developer platforms, or infrastructure; experience with AI-enabled developer tooling, monorepos and build systems; strong system design and mentoring skills.
Bazel, CI/CD, TypeScript, JavaScript, Python, Go, Java, C++, Kubernetes, Terraform, OpenTelemetry, Grafana, Splunk
2w
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Software Engineer, Android, Level 5
Santa Monica or Los Angeles or New York City or Bellevue or Seattle or San Francisco or Palo Alto
$178k-$313k/yr OnsiteFull Time
6+ YOE6+ years software development experience, Bachelor's degree or equivalent, Android development expertise, proficiency with Kotlin/Java, experience with RxJava and Dagger, EMR not applicable.
Kotlin, Java, RxJava, Dagger, Android
2mo
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Senior Software Engineer - Agentic AI Applications
Seattle, Washington, United States
$152k-$230k/yr RemoteFull Time
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
3d
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Scientific Applications Engineer/DataOps Manager (Seattle or Redmond, WA)
Seattle or Redmond
$102k-$120k/yr HybridFull Time
Experience in scientific software development, strong Java skills, familiarity with Python or R, relational databases, web UI frameworks, EMR of data pipelines, AWS and LabKey preferred; strong communication and collaboration.
Java, Python, R, PrimeFaces, ExtJs, AngularJS, AWS, LabKey, NGS
3d
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Scientific Applications Engineer/DataOps Manager (Seattle or Redmond, WA)
Seattle or Redmond
$102k-$120k/yr HybridFull Time
B.S./M.S. or equivalent experience in scientific software development; strong Java experience; familiarity with Python or R, relational databases, web UI frameworks, and cloud solutions; excellent communication and analytical skills.
Java, Python, R, PrimeFaces, ExtJs, AngularJS, AWS, LabKey
1mo
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Software Engineer 3
Huntsville or Kent
$165k-$231k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
5+ YOEB.S. in CS or related STEM, 5+ years software development, strong TypeScript/JavaScript and Node.js skills, experience with production applications, architecture, CI/CD, real-time data, and hardware integration; U.S. work-eligibility required.
Electron, TypeScript, JavaScript, Node.js, Modbus, PLC, time-series databases, CI/CD, Defense Biometric Identification System (DBIDS)
2d
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Senior Software Engineer, Cloud Node.js
Kirkland, Washington, United States
$174k-$252k/yr OnsiteFull Time
5+ YOEBachelor's degree or equivalent,5 years software development experience,3 years testing/maintaining/launching products,1 year software design/architecture,Node.js/JavaScript/TypeScript experience,BLS not applicable.
Node.js, JavaScript, TypeScript
3w
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Staff Software Engineer, PEO Benefits
Denver or San Francisco or New York or Toronto or Los Angeles or Seattle
$163k-$247k/yr HybridFull Time
8+ YOE8+ years software development experience, PEO experience preferred, experience with large Ruby on Rails and JavaScript/React applications, AI tool fluency, and mentoring ability.
Ruby on Rails, Javascript, React
1mo
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Sr Lead Software Engineer - CAFE
Houston or San Francisco or Seattle
$171k-$260k/yr OnsiteFull Time
5+ YOE5+ years software engineering experience with formal training; expertise in system design, application development, cloud-native principles, Ansible, Windows/Linux, SCCM, PowerShell, and enterprise automation; experience with AI-assisted development tools and technical leadership.
Ansible, Microsoft Windows, Linux, Microsoft System Center Configuration Manager (SCCM), Microsoft PowerShell, GitHub, AWS, Azure