Senior Principal Software Engineer ArcfieldSenior Principal Software EngineerHome, VirginiaFull timeThere are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. As an industry-leading solutions provider in digital engineering and model-based systems engineering (MBSE), the company delivers MBSE-as-a-Service, integrated digital engineering environment deployments, training and consulting to both commercial and public sector customers.
Principal Software Engineer | Data Science ExtraHop NetworksPrincipal Software Engineer | Data ScienceSeattle, WABy decrypting and analyzing complete packet-level data at wire speed and leveraging cloud-scale machine learning, ExtraHop empowers Security Operations Centers (SOCs) to detect, investigate, and remediate modern cyber risks in real time across their entire hybrid infrastructure, including data center, cloud, and SASE environments. You will operate with significant autonomy, influence engineering direction across teams, and mentor engineers at multiple levels while delivering software that addresses the most sophisticated challenges in network security.
Senior/Principal Software Engineer Endurance EnergySenior/Principal Software EngineerSeattle, WashingtonYou will be in the room with the hardware engineers designing subsea power plants, the manufacturing leads building the production system, the supply chain leads structuring procurement, and the operators running ocean deployments, designing and delivering the software that makes their work faster, safer, and more scalable. The ideal candidate is a senior or staff engineer who has strong judgment on when to buy a vendor product and when to write your own, can hold technical credibility with mechanical, electrical, and systems engineers, and is energized by building the software that operates a category of energy infrastructure that has never existed before.
Principal Software Engineer- Eng Ultimate Kronos GroupPrincipal Software Engineer- EngSeattle, WA$163,900–$270,883 / yearYou will work in an agile environment, partnering closely with engineers, product managers, architects, and leadership across the HCM portfolio to deliver secure, scalable, observable, and AI-ready services. With the world's largest collection of workforce insights, and people-first AI, our ability to reveal unseen ways to build trust, amplify productivity, and empower talent, is unmatched.
Principal Software Engineer (Ai/Ml Architect) Ultimate Kronos GroupPrincipal Software Engineer (Ai/Ml Architect)Seattle, WA$163,900–$235,550 / yearAI Methodologies: In-depth knowledge of generative AI methodologies, including transformer models, diffusion models, GANs, large language models, and multi-modal architectures. Cross-Functional Collaboration: Work closely with executive leadership, product management, data science, and engineering teams to establish and prioritize GenAI initiatives.
Principal Software Engineer DigitalOceanPrincipal Software EngineerSeattle, WA$235,200–$294,000 / yearIAM and KMS are the bedrock of trust at DigitalOcean; our services sit in the critical path of every request, authorizing billions of transactions per second with single-digit millisecond latency, and securing the cryptographic material that protects every customer workload on the platform. Evolve Key Management: Design and deliver a robust, multi-tenant KMS, including envelope encryption, customer-managed key patterns, and HSM-backed key material, that gives customers deep, fine-grained control over their data security posture.
Principal Software Engineer - DGX Cloud NVIDIAPrincipal Software Engineer - DGX CloudSeattle, CaliforniaPartner with executive and engineering leadership to codify critical business processes into self-measuring, scalable, and operationally consistent platforms, drastically reducing manual toil. Drive technical alignment across dependent systems and partner teams to ensure cohesive integration, clear interfaces, and reliable end-to-end workflows, with a strong focus on delivery.
Backend Software Development Engineer - Mid/Senior/Lead/Principal Salesforce.com, Inc.Backend Software Development Engineer - Mid/Senior/Lead/PrincipalBellevue, WA$117,200–$313,700 / yearFor Big Data roles: Working with Phoenix, HBase, MapReduce, Yarn, Kafka, Spark, Hive, Presto, or equivalent large-scale distributed systems technologies on a modern containerized deployment stack. You will be working with a group of world-class engineers to build the breakthrough features our customers will love, adopt, and use while keeping our trusted CRM platform stable and scalable.
Distributed Systems Software Engineer - Public Cloud (Mid/Senior/Lead/Principal) Salesforce.com, Inc.Distributed Systems Software Engineer - Public Cloud (Mid/Senior/Lead/Principal)Bellevue, WA$117,200–$313,700 / yearYou will need deep experience with concurrency, large scale systems, proficiency with solving real-world data management challenges, a strong understanding of how to craft solutions that are highly available, and a proven ability to design, develop, and optimize the core back-end systems. Our Public Cloud engineering teams are responsible for innovating and maintaining a large scale distributed systems engineering platform that ships hundreds of features to production for tens of millions of users across all industries every day.
Principal Software Engineer TableauPrincipal Software EngineerBellevue, WA$172,500–$313,700 / yearYou will be a leading technical representative across the application stack - negotiating interfaces with peer teams, driving architectural alignment across the product, and setting the bar for non-functional quality (availability, multi-tenancy, security, performance) across GRPC and python application services. Represent the team to VP-level engineering leadership, Product, and external stakeholders - clearly and concisely explaining initiatives, high-level architectures, and trade-offs; act as a technical liaison for Customer Trust when needed.
Principal Software Engineer (Infra/Platform) GradialPrincipal Software Engineer (Infra/Platform)Seattle, Washington$180,000–$235,000 / yearOur platform orchestrates across martech stacks, workflows, and people to automate marketing execution, cutting execution time, so marketers focus on the work only humans can do: shaping brands, understanding customers, and creating the work that moves people. This is a hands-on individual contributor leadership role for someone who wants real ownership, high leverage, and the opportunity to define how platform reliability looks at an AI-native company.
Principal Software Engineer SalesforcePrincipal Software EngineerBellevue, Washington$172,500–$313,700 / yearYou will be a leading technical representative across the application stack — negotiating interfaces with peer teams, driving architectural alignment across the product, and setting the bar for non-functional quality (availability, multi-tenancy, security, performance) across GRPC and python application services. Represent the team to VP-level engineering leadership, Product, and external stakeholders — clearly and concisely explaining initiatives, high-level architectures, and trade-offs; act as a technical liaison for Customer Trust when needed.
Principal Software Engineer II - Next-Gen Data Transformations SnowflakePrincipal Software Engineer II - Next-Gen Data TransformationsBellevue, WashingtonDrive Technical Strategy for the AI Era: Provide technical leadership to senior management and multiple departments, influencing how Snowflake’s core compute fabric evolves to support the burgeoning Model Context Protocol (MCP), autonomous agent ecosystems and modern Python and Spark data processing workflows. Drive Customer Success through Direct Engagement: Partner with Snowflake’s most strategic customers and field engineering teams to translate massive-scale architectural challenges into core engine requirements, ensuring our processing primitives meet the real-world demands of the global Data Cloud.
Principal Software Engineer MediaAlphaPrincipal Software EngineerBellevue, WA$200,000–$350,000 / yearYou own the architecture, health, and strategic technical direction across large and complex systems that span multiple teams—ensuring sound design, operational excellence, and alignment with business needs across the ecosystem. We are an intentionally small organization, designed for agility, speed, collaboration, and workability, where Principal Engineers serve as the technical authorities and go-to leaders across multiple teams and groups.
Principal Software Engineer MediaAlpha Inc.Principal Software EngineerBellevue, WA$200,000–$350,000 / yearYou own the architecture, health, and strategic technical direction across large and complex systems that span multiple teams-ensuring sound design, operational excellence, and alignment with business needs across the ecosystem. We are an intentionally small organization, designed for agility, speed, collaboration, and workability, where Principal Engineers serve as the technical authorities and go-to leaders across multiple teams and groups.
Principal Software Engineer, Full Stack Salesforce.com, Inc.Principal Software Engineer, Full StackSeattle, WA$197,300–$313,700 / yearIn addition to Events Technology, you will play a part in other public web experiences including www.tableau.com, www.mulesoft.com, and "role based" sites such as the developer, admin, and architect subdomains of Salesforce.com. Our industry-leading platforms and solutions help connect target audiences to the content they need, when and where they need it - making it as easy as possible for them to learn how to use Salesforce products and drive business growth.
Principal Software Engineer, Consumer-Focused Platform HasbroPrincipal Software Engineer, Consumer-Focused PlatformRenton, Washington$172,600–$259,000 / yearAs Principal Software Engineer, you'll define the platform's technical architecture, spanning Salesforce Commerce Cloud, Salesforce OMS, SAP, Braintree, and Hasbro's identity systems, and direct how AI and automation get incorporated across the commerce lifecycle, from customer engagement to fulfillment. As a senior technical leader, you'll architect systems, support engineers, and guide teams across storefront, OMS, data, and fulfillment areas, so technology supports every fan interaction at scale.
Principal Software Engineer ProtingentPrincipal Software EngineerRedmond, WA$185,000–$255,000 / year10+ years of software development experience, having progressed from shipping great software to shaping how organizations approach building it. • Strong understanding of SQL databases, caching layers, event-driven architectures, and data pipeline design.
Principal Software Engineer HasbroPrincipal Software EngineerRenton, Washington$172,600–$259,000 / yearThe Digital Innovations Team (DigIT) is changing how Wizards develops, delivers, and manages the digital systems behind our games — for players, retailers, and the studios that develop our worlds. We are seeking a Principal Software Engineer who can guide product ideas through every stage with agentic AI — from defining the problem with business partners, to developing the system, to deploying it in production, and then improving it based on actual data.
Principal Software Engineer- Backend (Admin Workflows) YoodliPrincipal Software Engineer- Backend (Admin Workflows)Seattle, WashingtonYour job is to make that magic more powerful and more reliable at enterprise scale: building the content integrations that ingest source material from the systems customers already use, the agent framework that powers those roleplays, and the content creation workflows at the heart of our admin experience. You’ll also help tell the story of the impact of Yoodli through AI-powered analysis and analytics - feedback and skills intelligence integrated deeply enough that customers can measure real improvement of their learners, not just activity.