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North Star Staffing Solutions Inc.

Full-time|On-site|Washington

Join our innovative team as a Software Applications Engineer, where you will play a crucial role in the complete software development lifecycle. This position will allow you to engage in everything from capturing requirements to designing, coding, and verifying software solutions.• Gather and define software requirements for advanced systems.• Architect and …

Jan 20, 2015

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Senior Software Engineer for Windows/Desktop Applications

Speechify

Full-time|On-site|Washington, DC, USA

Join Speechify as a Senior Software Engineer specializing in Windows and Desktop Applications. In this pivotal role, you'll leverage your expertise to design, develop, and optimize cutting-edge software solutions that enhance user experiences. Collaborate in a dynamic team environment and contribute to innovative projects that make a meaningful impact.

Apr 30, 2026

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Senior Staff Software Engineer - Application Engineering

IonQ

Full-time|$193K/yr - $252.7K/yr|On-site|Bothell, Washington, United States; Boulder, Colorado, United States; College Park, Maryland, United States

IonQ is at the forefront of revolutionizing computing technology with its groundbreaking full-stack quantum computer, powered by trapped-ion technology. We are transcending the boundaries of classical physics and contemporary supercomputing to usher in a new epoch of computing. The potential of quantum computing extends to enhancing various sectors of society, including healthcare, materials science, finance, artificial intelligence, machine learning, cryptography, and beyond. Join us in redefining industries through our innovative quantum computing solutions.We are seeking a Senior Staff Software Engineer in Application Engineering to join our dynamic Applications Engineer team. This cross-functional team is dedicated to translating the advancements in quantum technology into practical applications that deliver real-world value.Our mission goes beyond merely constructing the world's most advanced quantum computers; we are committed to leveraging state-of-the-art quantum computing tools to address tangible challenges. Our Applications Scientists have been collaborating with customers to develop prototypes, and our newly established Applications Engineering department will be instrumental in transforming these validated use cases into production applications, making these revolutionary tools accessible to a broader audience through SaaS delivery.Your role will be pivotal in transitioning existing proof-of-concept quantum codes into robust, production-ready applications. As a hands-on team lead, you will enhance the developer experience (DevEx) by implementing best practices for research-grade code. Responsibilities will include establishing CI/CD pipelines, software packaging tools, and both pre- and post-deployment tests for new algorithms. In addition, you will be tasked with optimizing and parallelizing traditional algorithms to streamline processing workloads. This role is akin to being a forward-deployed engineer for quantum computing applications, and ideal candidates will possess a diverse range of interests and expertise.This team will collaborate closely with Developer Tools, Infrastructure, and Product teams to devise effective solutions by selecting appropriate technologies and standardizing automated processes. The ideal engineer will possess comfort in refining quantum computing tools, such as chemistry simplification, one quarter and implementing novel quantum topology solvers as services the next—while enjoying collaborative programming with scientists. You will bring your classical computing expertise to complement our quantum knowledge.

Mar 2, 2026

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Senior Software Engineer - Windows/Desktop Applications

Speechify

Full-time|On-site|Tacoma, WA, USA

Join Speechify as a Senior Software Engineer specializing in Windows and desktop applications. In this pivotal role, you will design and implement innovative software solutions that enhance user experience and drive our mission of making reading accessible to all. You will collaborate with cross-functional teams to develop high-quality applications while maintaining a strong focus on performance and user satisfaction.

Apr 30, 2026

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Senior Software Engineer - Windows/Desktop Applications

Speechify

Full-time|On-site|Kirkland, WA, USA

Role overview Speechify seeks a Senior Software Engineer with a focus on Windows and desktop applications. The main responsibility is to build and refine the software behind Speechify’s desktop user experience. What you will do Develop, improve, and maintain desktop applications for Windows Collaborate with teams across disciplines to introduce new features Contribute to software that serves a broad and diverse user base Location This role is located in Kirkland, WA, USA.

Apr 25, 2026

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Senior Software Engineer for Windows/Desktop Applications

Speechify

Full-time|On-site|Spokane, WA, USA

Speechify develops technology aimed at making reading and listening to written content easier and more efficient for people around the world. The team is dedicated to improving accessibility and helping users interact with text in new ways. Role overview The Senior Software Engineer for Windows and desktop applications will play a key part in shaping the future of Speechify's desktop products. Based in Spokane, WA, this role involves building new features, enhancing performance, and supporting a smooth experience for users across the desktop platform. What you will do Design and implement new features for Windows and desktop applications Improve the performance and reliability of desktop products Collaborate with the team to ensure a seamless user experience Location This role is located in Spokane, WA, USA.

Apr 25, 2026

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Software Engineer - Defense Applications

Palantir Technologies

Full-time|On-site|Washington, D.C.

Join a Transformative CompanyAt Palantir, we develop cutting-edge software that empowers organizations to make data-driven decisions and streamline their operations. Our innovative platforms aid partners in crafting life-saving medications, anticipating supply chain challenges, locating missing children, and much more.Position OverviewPalantir's software is the backbone of operations for the U.S. military and its allies, enhancing capabilities across various domains, including intelligence and support activities. Our defense applications serve as vital tools used daily by thousands of military personnel, from the Pentagon to frontline operations. Engineers in this role will harness the extensive technical capabilities of Palantir's data modeling and AI technologies to create sophisticated, domain-specific workflows and interfaces that enhance the effectiveness and efficiency of warfighters.This front-end engineering position focuses on integrating Palantir's Foundry and AIP technologies, application-specific backend services, and modern web technologies with specialized domain knowledge. Our teams are agile, selecting the best tools for each task rather than adhering to a fixed tech stack. Common technologies include React for standard DOM rendering, Maplibre and/or Three.js for geospatial and 3D rendering, and Redux for state management, alongside tools like Conjure for API management and OSDK for Foundry platform interactions. Our engineers leverage a robust ecosystem of in-house libraries and tools to facilitate cross-application messaging, live data streaming, and advanced access control, among other specialized functions. Defense application developers both utilize and contribute to these reusable tools as part of their engineering responsibilities.Key ResponsibilitiesAs part of the defense application team, you will take ownership of user-facing feature enhancements and additions. Our product teams are proactive, and you will engage hands-on with clients and field engineers to design solutions that meet evolving needs and deliver swift value in dynamic environments. The fast-paced nature of the defense applications team results in shorter project cycles, allowing for rapid innovation and adaptation.

Jan 26, 2026

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Senior Software Engineer - Windows/Desktop Applications

Speechify

Full-time|On-site|Seattle, WA, USA

Join Speechify as a Senior Software Engineer focused on developing innovative Windows and desktop applications. In this pivotal role, you will collaborate with cross-functional teams to design and implement robust software solutions that enhance user experiences. If you are passionate about technology and eager to make an impact, we want to hear from you!

Apr 30, 2026

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Senior Embedded Application Software Engineer II

Axon

Full-time|$148.5K/yr - $237.6K/yr|Hybrid|Seattle, Washington, United States

Join Axon and make a difference in the world.At Axon, we are dedicated to our mission of protecting life. We tackle the most urgent safety and justice challenges in society through our innovative ecosystem of devices and cloud software. Our collaborative culture thrives on open communication and diverse perspectives, ensuring we connect with our customers, communities, and each other effectively.Working at Axon means engaging in a dynamic and impactful environment. Here, you will take charge and lead transformative initiatives. Experience continuous growth while contributing to a mission that truly matters at a company that values you.Your ImpactAs a senior engineer, you will play a crucial role in the architectural decisions that will define our product. Your passion for device software, which demands high stability and exceptional performance, will be evident. You will utilize the latest open-source technologies and your system design expertise to make sound technical choices for a robust system.You will adeptly navigate engineering trade-offs while empathizing with customers to develop innovative solutions to their challenges. Collaborating closely with product managers and designers, you will ensure we create effective solutions that truly meet customer needs. Additionally, you will mentor fellow engineers, sharing your hands-on knowledge to elevate the skills of your teammates.Join a committed team of professionals driven to positively impact the lives of first responders and those they serve.

Mar 27, 2026

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Senior Software Engineer - Application & Test Development

Nintendo of America Inc.

Full-time|$140.9K/yr - $253.6K/yr|On-site|Redmond, WA

Join Nintendo of America Inc. as a Senior Software Engineer!At Nintendo, we have been dedicated to creating smiles through unique entertainment experiences for over 30 years. Our mission is to bring joy through our beloved franchises such as Mario™, Donkey Kong™, and The Legend of Zelda™ across the Americas. Based in Redmond, Washington, we are proud to serve as the headquarters for Nintendo’s operations in the Americas. We foster a welcoming and inclusive environment, and we are committed to providing outstanding products and experiences to our diverse consumers and communities. For more information about our innovative products, visit our website.Team Overview: This position is within the IT: Consumer Online & Publishing department, part of the Consumer Online Modernization team. You will play a critical role in supporting various web-based technical applications that drive key business initiatives, including the external My Support Dashboard and other internal development tools. Your expertise will be essential in both application and test development.Key Responsibilities:Implement, test, and deploy complex systems while ensuring exceptional quality, security, and performance.Lead and participate in design reviews to determine the best technical solutions using available technologies.Mentor junior team members, providing constructive feedback and ensuring adherence to best practices.Take ownership of resolving product or system issues that affect critical business functions.Design, develop, and maintain comprehensive automated test frameworks and strategies across unit, integration, and end-to-end testing.Create and present clear, actionable test reports and metrics to promote transparency and aid in quality decisions.

Mar 20, 2026

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Senior Software Engineer - Windows/Desktop Applications

Speechify

Full-time|On-site|Bellevue, WA, USA

Role overview Speechify seeks a Senior Software Engineer in Bellevue, WA to focus on Windows and desktop applications. The work centers on building and improving software that shapes how people read and interact with Speechify’s products. What you will do Design, develop, and refine desktop applications for Windows Collaborate with engineers, designers, and product managers to deliver user-focused features Create solutions that support a broad audience of users Uphold strong standards for software quality and usability Location This is an onsite role based in Bellevue, WA, USA.

Apr 25, 2026

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Senior Embedded Application Software Engineer - Connected Devices

Axon

Full-time|$141K/yr - $225.6K/yr|Hybrid|Seattle, Washington, United States

Become a Force for Good with Axon.At Axon, our mission is to Protect Life. We are pioneers addressing society's most pressing safety and justice challenges through our integrated devices and cloud software. Like our innovative products, we thrive on collaboration, embracing diverse perspectives from our clients, communities, and each other.Working at Axon is dynamic, demanding, and rewarding. Here, you will take initiative and effect meaningful change. Continuously evolve while dedicating your efforts to a cause that truly matters at a company where you are valued. Your ImpactAs a vital member of a high-performing software engineering team, you will develop embedded software for Axon's devices, ensuring critical evidence is captured during essential moments for our clients. This role offers a chance to collaborate with skilled software and firmware engineers, contributing to the advancement of next-generation public safety products, such as body-worn cameras, in-car cameras, wireless microphones, and more.In your role, you will play a key part in architectural decisions that influence our products. Your commitment is to build device software that emphasizes high stability, rapid responsiveness, and consistent performance. You enjoy working with the latest open-source technologies and can apply your system design expertise to make sound technical choices for a robust system.You have the ability to navigate competing engineering trade-offs with empathy for customer needs, allowing you to propose innovative solutions to their challenges. Working closely with product managers and designers, you will ensure we are developing the right solutions for our customers. Additionally, you take pleasure in mentoring fellow engineers and relish the opportunity to elevate the capabilities of your team.Your primary responsibilities as an Embedded Application Software Engineer will include designing, developing, testing, and maintaining embedded applications and network configurations, along with the supporting systems and libraries, while interfacing with cloud and firmware services for our devices. Join us in making a significant difference in the lives of first responders and the communities they serve.

Mar 27, 2026

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Security Application Engineer

usm2

Full-time|On-site|Seattle

We are seeking a skilled Security Application Engineer to join our dynamic team at usm2. In this role, you will be responsible for developing and implementing security measures for our applications, ensuring the integrity and safety of our software systems. You will work closely with cross-functional teams to identify vulnerabilities and recommend effective solutions.

Oct 18, 2016

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Application Security Engineer

Palantir Technologies

Full-time|On-site|Seattle, WA

Join a Transformative CompanyAt Palantir, we create cutting-edge software that empowers organizations to make data-driven decisions that can save lives, streamline operations, and address critical challenges. Our platforms enable partners to discover groundbreaking treatments, anticipate supply chain disruptions, and assist in locating missing persons, among other vital missions.Role OverviewAs an Application Security Engineer at Palantir, you will play a pivotal role in safeguarding our mission-critical applications against sophisticated threats. The Application Security Team is dedicated to enabling our developers to work efficiently while producing highly secure software. Given the crucial nature of our products, investing in robust application security is paramount.In this dynamic role, you will:• Conduct Comprehensive Security Reviews. You will engage in thorough security assessments of our product and service offerings, employing whitebox, greybox, and blackbox methodologies. Collaborating closely with offensive security teams and engineering departments, you'll help fortify our products against potential threats.• Serve as a Security Expert in Architecture and Design. You will provide expert guidance to product architects and engineers, engaging in threat modeling and risk assessment while implementing essential security controls. Your influence will ensure our products are designed with security as a primary focus.• Lead Strategic Security Initiatives. You will spearhead transformative security initiatives that have far-reaching impacts across the organization. Previous projects have included implementing software supply chain security measures, integrating hardware-backed GPG key signing, and developing new security services.• Identify and Analyze Vulnerabilities. You will take responsibility for discovering innovative methods to detect and rectify security vulnerabilities within our products. This includes utilizing static and dynamic code analysis, conducting security scans, and collaborating with the incident response team on security incidents.This role offers significant autonomy and the resources necessary to effect substantial security enhancements throughout Palantir. We welcome candidates with diverse backgrounds, as curiosity, determination, and a passion for security are the key attributes for success in this position.

Aug 7, 2018

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Senior Application Security Engineer II

Axon Enterprise, Inc.

Full-time|$148.5K/yr - $237.6K/yr|Hybrid|Seattle, Washington, United States

Become a Catalyst for Positive Change at Axon.At Axon, our mission is to safeguard lives. We tackle the most pressing safety and justice challenges using our innovative ecosystem of devices and cloud software. Our collaborative environment thrives on open communication and diverse perspectives, fostering connection among our customers, communities, and each other.Working at Axon is dynamic, rewarding, and impactful. Here, you'll take initiative and contribute to meaningful change. Embrace continuous growth while dedicating your efforts to a mission that truly matters in an organization that values your contributions.Your Role and ContributionsAs a Senior Application Security Engineer, you will lead security initiatives that are integrated throughout the software development lifecycle. This position focuses on empowering development teams with the necessary tools, knowledge, and processes to create secure applications. You will collaborate closely with developers as a security partner, enhancing our security posture while ensuring speed and innovation.Utilizing your robust software development background and application security expertise, you will create scalable security automation and tooling. This role is ideal for someone who is enthusiastic about process automation, team enablement, and tackling complex security challenges at scale.

Mar 27, 2026

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Senior Staff Embedded Application Software Engineer

Axon Enterprise, Inc.

Full-time|$168.8K/yr - $270K/yr|On-site|Seattle, Washington, United States

Join Axon and be a Force for Good.At Axon, we’re dedicated to our mission of Protecting Life. We tackle society's most pressing safety and justice challenges through our innovative ecosystem of devices and cloud software. Our collaborative spirit drives us to connect openly and empathetically, valuing diverse perspectives from our customers, communities, and each other.Life at Axon is dynamic, challenging, and fulfilling. Here, you will have the opportunity to take ownership and make a significant impact, all while growing professionally in an environment where you are valued.Axon is committed to the well-being and safety of its employees, as well as to minimizing its environmental impact. All employees are expected to adhere to relevant environmental, health, and safety regulations, policies, and procedures. We empower our team members to report any safety concerns and environmental impacts.Your ImpactAs a Senior Staff Embedded Software Engineer, you will spearhead essential software engineering projects and establish the strategic technical trajectory across various embedded product lines, such as body-worn cameras, in-car cameras, stationary cameras, drones, and other innovative connected device solutions. Your responsibilities will include defining and advancing embedded software architectures to ensure system-wide excellence in stability, scalability, security, and performance.You will proactively identify technical opportunities and risks, guiding architectural decisions to safeguard our products against complex operational environments. Your strategic input will involve collaboration with executives, directors, managers, and cross-functional teams, significantly influencing Axon’s broader software engineering landscape. Your mentorship will uplift engineers across teams, driving Axon’s mission-critical standards and technical excellence.What You’ll DoLocation: Seattle or BostonReports To: Senior Engineering ManagerDefine and advance embedded software architectures for Axon’s current and future connected device products.Lead strategic planning and coordination for multi-month embedded engineering projects across multiple product lines.Work closely with Product Management, Design, Engineering, and executive leadership to deliver innovative, integrated, and mission-critical solutions.Establish and enforce Axon-wide standards for embedded software design, quality, reliability, and scalability.

Mar 27, 2026

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Application Security Engineer

Comtech LLC

Contract|On-site|Washington

Job Title: Application Security EngineerLocation: Washington, DCJob Description:Enhance the security posture of PeopleSoft applications, including HCM, FSCM, ELM, CRM, and EPM.Lead the implementation of Single Sign-On (SSO) for Oracle ELM, HCM, Finance PeopleSoft Modules, and other critical applications.Manage and execute continuous integration and deployment processes, including automated unit testing.Oversee the deployment of software releases into pre-production environments.Document and maintain best practices for the continuous integration process.Provide administration and support for Oracle Identity and Access Manager Tool.Duties:Establish and enhance Security Development Practices.Develop, maintain, and monitor the Application Security Practice.Conduct penetration testing and code reviews to identify vulnerabilities in applications.Create new tools and applications for cybersecurity operations to optimize performance and security.Formulate new toolkits and guidelines for security initiatives, including SSO, Encryption Key Management, and OWASP practices.Design test scenarios and facilitate testing of new and improved software solutions.

May 23, 2017

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Senior Application Security Engineer

Space Exploration Technologies Corp.

Full-time|On-site|Redmond, WA

Join Space Exploration Technologies Corp. (SpaceX) as a Senior Application Security Engineer, where you will play a crucial role in ensuring the security of our applications and software systems. You will work alongside our talented engineering teams to identify and mitigate security vulnerabilities, implement security best practices, and enhance our security posture in support of our mission to make space travel affordable and accessible.

Mar 25, 2026

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Senior Mobile Software Engineer

Read AI

Full-time|$190K/yr - $210K/yr|On-site|Read AI - Seattle HQ

About the Role:Join our dynamic Mobile Team at Read AI, where we are on a mission to capture and process high-value audio data for our innovative applications. We are dedicated to delivering intelligent, real-time insights across diverse use cases, and we thrive on creativity, collaboration, and technical excellence. Our mobile applications for iOS and Android empower users to capture audio instantly and receive AI-generated transcripts and summaries in real time, ensuring they remain present and engaged in conversations. As we broaden user interactions with Read AI, we are committed to crafting a seamless cross-device experience, allowing users to record, watch, and access Read AI wherever they are.We are seeking a Senior Mobile Engineer who will take significant ownership of our mobile applications and help shape the future of Read AI. This role is critical in scaling high-performance, AI-driven experiences to a wider audience. You will collaborate closely with product, design, and machine learning teams to develop new capabilities, while also raising the standard through mentorship, technical leadership, and robust engineering practices.If you are passionate about creating fast, reliable mobile products and making a real-world impact through AI, we would love to hear from you!Key Responsibilities:Lead major feature areas end-to-end on both iOS (Swift, SwiftUI) and Android (Kotlin, Jetpack Compose), from technical design to implementation, testing, rollout, and iteration.Drive the development of new mobile features and product enhancements, coordinating execution and aligning stakeholders on scope, tradeoffs, and timelines.Enhance real-time audio capture and processing across platforms, utilizing AVFoundation (iOS) and Android audio frameworks to ensure high-quality recordings and accurate transcriptions.Optimize app performance, reliability, battery efficiency, and latency to deliver smooth, real-time AI-powered transcription and summarization.Design and implement AI-driven mobile interactions, including chat-based experiences that enable users to explore, query, and act on meeting reports and insights.Collaborate closely with product, design, and ML teams to prototype and launch innovative mobile UX patterns for conversational AI, making complex information intuitive, fast, and actionable.Evolve mobile architecture patterns, ensuring scalability and maintainability.

Jan 7, 2026

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Application Security Engineer

Palantir Technologies

Full-time|On-site|Washington, D.C.

Join Palantir as an Application Security Engineer and play a crucial role in safeguarding our cutting-edge software solutions. Our mission is to empower organizations to make data-driven decisions that can change the world—from developing life-saving drugs to mitigating supply chain disruptions. In this hands-on position, you will conduct comprehensive security reviews, provide expert guidance on security architecture, lead strategic security initiatives, and identify vulnerabilities in our products. Collaborate with cross-functional teams to ensure our software is secure by default and resilient against advanced threats.

Mar 16, 2016

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