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515 senior software engineer platform jobs at 150 companies in Sammamish, WA

1mo
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Senior Platform Software Engineer
Seattle or Santa Clara
$93k-$210k/yr OnsiteFull Time
Oracle Corporation
Oracle CorporationNYSE: ORCL: Cloud infrastructure and enterprise software solutions provider.
3+ YOERequires 3–5+ years of software engineering experience, with expertise in platform services, SDKs, distributed systems, APIs, testing, debugging, secure coding, performance optimization, and scalability.
SDK, application programming interface (API)
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2w
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Senior Platform Software Engineer
Bellevue or San Francisco
$149k-$224k/yr OnsiteFull Time
Salesforce
SalesforceNYSE: CRM: The #1 AI CRM driving customer success together.
Requires AI/ML knowledge, automation experience, Python or Go programming, API integration, cloud platforms, TDD, code review, SDLC, and CI/CD; vulnerability management experience preferred.
Python, Go, API, AWS, GCP, Azure, Test-Driven Development, CI/CD, Tenable, CrowdStrike, Agentforce
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3mo
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Senior Software Engineer, Developer Experience
Bellevue or Livingston or New York or San Francisco or Sunnyvale
$165k-$242k/yr HybridFull Time
CoreWeave
CoreWeaveNasdaq: CRWV: Specialized cloud provider for large-scale AI and machine learning.
7+ YOESenior software engineer with 7+ years in production platforms, distributed systems, and developer tooling.
Go, Python, Kubernetes, GitHub Actions, Buildkite, Bazel, Artifactory, MCP
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Senior Software Engineer, Developer Platform
Seattle, Washington, United States
$191k-$253k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology developing AI-powered autonomous military systems.
Hands-on CI/CD and infrastructure engineering experience with modern tooling, programming in Python/C++/Rust, containerization, IaC, Linux administration, and observability.
GitLab CI, Jenkins, GitHub Actions, Python, C++, Rust, Crossplane, Terraform, Ansible, Puppet, Chef, Docker, Kubernetes, Docker Swarm, Bash, CircleCI, GitOps, Datadog, Prometheus, Grafana, ELK, Splunk
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Sr. Software Engineer (Platform Team)
Redmond or Hawthorne or Palo Alto or Sunnyvale
$160k-$225k/yr OnsiteFull Time
SpaceX
SpaceXNasdaq: SPCX: Designing, manufacturing, and launching advanced rockets and spacecraft.
5+ YOESenior software engineer with 5+ years or 7+ years in lieu of degree; production software experience; AI platform/infrastructure experience preferred.
Python, Go, Java, TypeScript, Rust, Docker, Kubernetes
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Senior Software Engineer, Platform
Seattle, Washington, United States
$126k-$189k/yr OnsiteFull Time
Allen Institute for Artificial Intelligence
Allen Institute for Artificial Intelligence: Ai2 is a Seattle-based nonprofit AI research institute building AI models and tools for scientists and engineers.
8+ YOE8+ years of experience; strong Python; cloud (AWS/GCP); containerization; API/SDK design; observability; distributed systems.
Python, AWS, GCP, Docker, Kubernetes, Terraform, Datadog, APIs, SDKs
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3mo
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Core-Platform Software Engineer
Carlsbad or Tempe or Englewood or Seattle
$141k-$222k/yr OnsiteFull Time
Viasat
ViasatNASDAQ: VSAT: Global communications providing satellite connectivity and defense solutions.
5+ YOEBachelor\u0002s degree in CS/CE,5+ years experience with C/C++/Rust/Go/Bash/Python in embedded/linux environments,CI/CD and DevOps experience,embedded software architecture and testing skills.
Linux, GitHub Actions, Artifactory, Vault, GitHub, C, C++, Rust, Go, Bash, Python, AlmaLinux, OpenWRT, Yocto, Buildroot, cgroups, MGLRU, ARINC
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Sr Engineer, Platform Software (NTD)
Redmond, Washington, United States
$145k-$261k/yr OnsiteFull Time
Nintendo Technology Development Inc.
Nintendo Technology Development Inc.: A subsidiary that creates future hardware and software technology and researches North American-based technologies.
5+ YOE5+ years developing device drivers and multithreaded low-level software in C/C++; experience with PCIe, DMA, interrupts, memory ordering; bachelor's in computer or electrical engineering required.
C, C++, PCI Express (PCIe), PCIe protocol analyzer, oscilloscope
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Senior Platform Engineer
Seattle or Atlanta or Boston
$134k-$215k/yr HybridFull Time
Axon
AxonNASDAQ: AXON: Develops public safety technologies, devices, and cloud software.
7+ YOEBachelor's in CS/Engineering, 7+ years software engineering experience designing and operating distributed systems, Kubernetes, cloud (Azure/AWS/GCP), observability, datastores, Kafka, and infrastructure-as-code (Terraform/Pulumi).
Kubernetes, GitOps, Terraform, Pulumi, Grafana, Datadog, New Relic, MySQL, Cassandra, PostgreSQL, Kafka, Azure, AWS, GCP
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2w
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Senior Software Engineer, Backend - Infra/Platform, VenturaOS
Bellevue, Washington, United States
$137k-$252k/yr OnsiteFull Time
The Trade Desk
The Trade DeskNASDAQ: TTD: Global independent platform for programmatic digital advertising.
6+ YOE6+ years of software engineering experience with cloud platforms or distributed systems; backend language experience, production infrastructure expertise, infrastructure-as-code, observability, databases, platform ownership, and mentoring experience.
Node.js, TypeScript, Java, Kotlin, Go, C#, Kubernetes, VPN, SQL, NoSQL, GitLab, Jenkins, Gerrit, AOSP, Prometheus, Postgres, MySQL, Redis, AWS, GCP, Azure
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Senior Software Developer, Platform Engineering
Seattle, Washington, United States
$167k-$204k/yr OnsiteFull Time
Rocket Homes
Rocket Homes: Technology-driven real estate service provider connecting home buyers and sellers with listings and real estate agents.
5+ YOE5+ years frontend/full-stack experience focused on developer tooling or platform engineering with JavaScript/TypeScript and React, testing and CI/CD expertise, containerization, observability, and AI tooling; able to lead integrations and participate in on-call.
JavaScript, TypeScript, React, Jest, Vitest, Playwright, GitHub Actions, Rust, Docker, Datadog, Claude Code
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2w
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Senior Software Engineer, Agentic Platform
New York City or Austin or Seattle
$195k-$255k/yr OnsiteFull Time
Epiq
Epiq: Private legal-services provider helping law firms, corporations, financial institutions, and government agencies manage complex matters.
5+ YOE5+ years of software engineering experience; production LLM applications, agentic architectures, RAG, Python, distributed systems, APIs, observability, cloud containers, system design, and stakeholder communication.
Python, Qdrant, Solr, PostgreSQL, RabbitMQ, Microsoft Azure, Kubernetes, Docker, Prometheus, Grafana, OpenTelemetry
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3mo
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Senior Software Engineer, Security Platform
Bellevue or Menlo Park
$196k-$230k/yr OnsiteFull Time
Robinhood
RobinhoodNASDAQ: HOOD: Provides brokerage, crypto, advisory, and banking services.
5+ YOE5+ years backend systems, data infra, or security; proficient in Python/Go/Java; cloud (AWS, Kubernetes); distributed systems (PostgreSQL, Kafka, Spark, Snowflake); data protection principles.
Python, Go, Java, AWS, Kubernetes, PostgreSQL, Kafka, Spark, Snowflake
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2mo
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Sr Software Developer - PEGA Platform
Washington or Oregon or Idaho or Arizona or Texas or Georgia or South Carolina or North Carolina or California or Virginia or Tukwila or United States
$110k-$205k/yr HybridFull Time
BECU
BECU: Member-owned, not-for-profit credit union improving the financial well-being of members and communities.
5+ YOE5+ years building production software with Pega; bachelor's in CS or equivalent; experience with secure development, CI/CD, cloud platforms, SOLID/OOP, testing, Git, and integrations with SQL/NoSQL and front-end frameworks.
PEGA, Pega Blueprint AI, SQL Server, Oracle, Cosmos DB, React, Angular, Azure DevOps Services, GitHub Actions, Jenkins, TeamCity, PowerShell, bash, .NET, C#, node.js, TypeScript, JavaScript, Python, Kubernetes, Git, Azure, AWS, Google Cloud
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1d
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Software Platform Engineer III (WA, Kent)
Kent, Washington, United States
$140k-$180k/yr OnsiteFull Time
Astronics Connectivity Systems and Certification
Astronics Connectivity Systems and CertificationNasdaq: ATRO: Public aerospace and defense technology manufacturer serving airframers, airlines, militaries, and other mission-critical customers.
7+ YOEBachelor's degree in software, computer science, or electrical engineering; 7+ years in embedded systems and board bring-up; Linux, C/C++/C#, Python, Java/Android, networking, and communication protocol expertise.
Linux, C, C++, C#, Python, I2C, SPI, Ethernet, PTP, NTP, DHCP, AVB, IGMP, RTP, H.264, H.265, Java, Android OS
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2mo
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Software Engineer, Data Platform
San Francisco or Los Angeles or New York City or Seattle or United Kingdom or Ireland or Poland or Germany or Australia
$220k-$290k/yr RemoteFull Time
Whatnot
Whatnot: Live shopping marketplace connecting buyers and sellers.
5+ YOESenior software engineer with 5+ years building scalable distributed systems; strong experience with stream processing (Flink, Kafka, Pulsar), cloud (AWS or Google Cloud), Terraform, Python, and cloud data stores (Snowflake, BigQuery, Redshift).
Flink, Kafka, Pulsar, Snowflake, BigQuery, Redshift, AWS, Google Cloud, Terraform, Python
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3w
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Senior Platform Services Engineer
Renton, Washington, United States
$93k-$115k/yr OnsiteFull Time
Radiant Logistics
Radiant LogisticsNYSE American: RLGT: Public third-party logistics providing freight forwarding, brokerage, customs, warehousing, and supply-chain services to businesses worldwide.
5+ YOERequires 5+ years of software engineering experience, platform or backend expertise, OAuth2/OIDC, OpenTelemetry, shared services, CI/CD, infrastructure-as-code, AWS or Azure, and technical leadership.
OpenTelemetry, CI/CD, OAuth2, OIDC, Cognito, Okta, Auth0, AWS, Microsoft Azure, React, TypeScript, Jira, Microsoft Confluence
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Senior Staff Software Engineer, iOS Platform
Denver or San Francisco or New York City or Seattle
$179k-$245k/yr HybridFull Time
Gusto
Gusto: Gusto is a payroll, benefits, and human-resources software platform serving small and medium-sized businesses.
12+ YOE12+ years mobile/iOS engineering experience with strong Swift knowledge, iOS testing and platform/component development, excellent communication, mentoring, and systems thinking.
Swift, GraphQL
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2mo
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Senior Software Engineer - Platform and Infrastructure
Glendale or Seattle or Bristol
$142k-$199k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: A leading global entertainment and media conglomerate.
5+ YOEBachelor's in computer science or related field, 5+ years technical experience, hands-on ML and production-grade software development, API integration, defensive application design, and strong technical communication.
Kinesis, Dynamo, ElastiCache, Lambda, S3, ECS, Aurora, Bedrock, JavaScript, TypeScript, Swift, Kotlin, Terraform, CloudFormation, CloudWatch, Datadog
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3w
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Senior Software Engineer, Core Platform
New York City or San Francisco or Seattle or London
$180k-$250k/yr HybridFull Time
Lightning AI
Lightning AI: Private AI software and GPU-cloud helping developers and enterprises build, train, deploy, and run AI systems.
Extensive backend development experience with Go, Python, Rust, React, or similar languages; distributed systems, APIs, Kubernetes, Docker, cloud platforms, testing, observability, continuous delivery, and technical leadership.
Go, Python, Rust, React, Kubernetes, Docker, AWS, GCP, Azure
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