Senior User Interface Software Engineer jobs in Sunnyvale – Browse 701 openings on RoboApply Jobs

Senior User Interface Software Engineer jobs in Sunnyvale

Open roles matching “Senior User Interface Software Engineer” with location signals for Sunnyvale. 701 active listings on RoboApply Jobs.

701 jobs found

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companyIntuitive Surgical, Inc. logo
Full-time|On-site|Sunnyvale

Join our innovative team at Intuitive Surgical, Inc. as a Senior User Interface Software Engineer. In this pivotal role, you will leverage your expertise to design and develop cutting-edge user interfaces that enhance the usability of our advanced robotic surgical systems. You will collaborate with cross-functional teams to deliver high-quality software solutions that meet the needs of surgeons and healthcare professionals worldwide.

Mar 11, 2026
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companySonsoft Inc. logo
Full-time|On-site|Sunnyvale

Join our dynamic team at Sonsoft Inc. as a User Interface Developer. In this role, you will leverage your expertise to design and develop intuitive user interfaces that enhance user experience across various platforms. Collaborate closely with UX designers and back-end developers to create seamless and visually appealing applications.We are looking for creative problem solvers who are passionate about usability and have a keen eye for design. If you enjoy working in a fast-paced environment and are excited about the latest technologies, we would love to hear from you!

Aug 14, 2017
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companyIntuitive Surgical, Inc. logo
Full-time|On-site|Sunnyvale

Join our innovative team at Intuitive Surgical as a Senior Software Engineer specializing in Embedded User Interfaces. In this role, you will play a crucial part in developing cutting-edge software solutions that enhance the functionality and usability of our advanced medical devices. You will work closely with cross-functional teams to design, implement, and optimize user interface software that meets clinical needs and elevates the user experience.

Apr 2, 2026
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companySonsoft Inc. logo
Full-time|On-site|Sunnyvale

Join our dynamic team at Sonsoft Inc. as a User Interface Developer. In this role, you will leverage your expertise in user interface design and development to create compelling and intuitive applications. Collaborate with cross-functional teams to enhance user experiences and deliver top-notch digital solutions.

Aug 18, 2017
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companySonsoft Inc. logo
Full-time|On-site|Sunnyvale

Join our dynamic team as a User Interface Developer in Sunnyvale, California. At Sonsoft Inc., you will work on innovative projects that shape the digital landscape. We are looking for a passionate individual who thrives in a collaborative environment and is eager to contribute to cutting-edge user interface designs.

Aug 18, 2017
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companyIntuitive logo
Full-time|On-site|Sunnyvale

At Intuitive, quality is our top priority. As a Senior User Interaction Test Engineer on the Multiport System & Release team, you will play a crucial role in validating the system-level software of our robotic surgical products. Your collaboration with cross-functional teams—including product design, software development, systems analysis, human factors, clinical, quality, and regulatory experts—will be essential. You'll gain insights into the system from both a technical and user perspective, helping to create a robust testing strategy and comprehensive test design. The ideal candidate thrives in a dynamic, high-energy team environment, demonstrating accountability and ownership.Key Responsibilities:Collaborate closely with user interaction designers, system analysts, and developers to define testable requirements and identify edge cases not covered in the specifications.Contribute to design reviews by providing verification-focused input.Develop and implement thorough manual and automated test strategies, focusing on functional, integration, regression, coexistence, and end-to-end user journey testing.Create, execute, and manage test protocols for end-to-end user interaction features.Drive continuous improvement by optimizing verification workflows, enhancing automation test coverage, and refining test metrics to boost efficiency and software reliability.Log and manage issues in the issue tracking system, collaborating with development and cross-functional teams to troubleshoot and resolve them.

Feb 19, 2026
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companySonsoft Inc. logo
Java UI Engineer

Sonsoft Inc.

Full-time|On-site|Sunnyvale

Join our dynamic team at Sonsoft Inc. as a Java UI Engineer. In this pivotal role, you will be responsible for designing and implementing user interfaces for our cutting-edge applications. Your expertise in Java and UI frameworks will be essential in delivering seamless user experiences.We are looking for a creative problem solver who can collaborate effectively with cross-functional teams to enhance our software products. If you are passionate about technology and eager to make an impact, we want to hear from you!

May 15, 2017
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companyCeribell logo
Full-time|$141K/yr - $190K/yr|On-site|Sunnyvale, CA

About CeribellCeribell is at the forefront of medical technology, dedicated to revolutionizing the diagnosis and management of patients with serious neurological conditions. Our innovative Ceribell System is a cutting-edge, point-of-care electroencephalography (EEG) platform that meets the critical needs of patients in acute care settings. Already in use at hundreds of community hospitals, large academic institutions, and major integrated delivery networks across the nation, our team shares a collective mission to enhance critical care with our rapid seizure detection technology. Join us in making a difference!Position Overview:We are seeking a talented Senior Software Engineer with a strong backend focus to join our dynamic team in developing the next generation of EEG web applications that cater to vital medical use cases. In this role, you will be instrumental in designing, maintaining, and enhancing the backend systems for our EEG Portal web application, which is essential for healthcare providers, researchers, and clinical teams to access, monitor, and analyze EEG data. You will collaborate closely with fellow engineers, product managers, and stakeholders to ensure that our backend systems are robust, secure, and scalable within a medical environment.Key Responsibilities:Backend Development & Maintenance:Design, develop, and maintain backend systems to support the EEG Portal application, ensuring dependable performance and adherence to healthcare standards.Implement new features and enhancements to meet clinical and research demands, prioritizing efficiency and scalability.Troubleshoot, debug, and optimize backend systems to guarantee maximum uptime and reliability for users.Database Management:Write optimized database queries and execute data migration strategies.Monitor and fine-tune database performance, including indexing, replication, and backup processes.API Development & Integration:Develop and maintain RESTful APIs that interact with the frontend and other systems.Ensure APIs are secure, well-documented, and capable of handling large volumes of sensitive medical data.Integrate third-party services and platforms as needed to enhance functionality.Ensure backend services comply with regulatory standards, including data encryption, authentication, and auditing.

Mar 2, 2026
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companyIllumio logo
Full-time|On-site|Sunnyvale, California - HQ

Join Our Visionary Team!Illumio stands at the forefront of ransomware and breach containment, revolutionizing the way organizations defend against cyberattacks while fostering operational resilience. Our innovative breach containment platform, powered by the Illumio AI Security Graph, is adept at identifying and mitigating threats across hybrid multi-cloud environments, effectively stopping the escalation of attacks before they can inflict significant damage.As a recognized leader in the Forrester Wave™ for Microsegmentation, Illumio empowers organizations to adopt Zero Trust principles, enhancing cyber resilience across infrastructures, systems, and organizations that are essential to global operations.Work Arrangement:This role requires 5 days of on-site presence at our Sunnyvale, CA Headquarters.Our Engineering Vision:Our Engineering team is fueled by a culture of visionary leadership, autonomy, and ownership, creating a collaborative environment that propels us forward in the dynamic realm of cybersecurity.By joining our team, you will be part of the leader in Zero Trust Segmentation, working with a cutting-edge technology stack that encompasses various operating systems, distributed applications, and advanced UI/visualization tools.Together, we are shaping the future of cybersecurity, building world-class products driven by diverse perspectives, backgrounds, and a shared commitment to innovation during a time of unprecedented cybersecurity threats.Your Contributions:You will create containerized microservices for a distributed multi-tenant system that processes data, real-time events, and network telemetry from multiple public clouds, delivering actionable insights, visibility, and security recommendations to enhance our customers’ cloud security posture.You will design your services, meticulously develop the details, defend your design choices among peers, and implement robust solutions.You will mentor junior engineers, recent graduates, and interns, fostering their growth and integration into the team.Your primary programming focus will be in Go, working with data pipelines utilizing SQL or similar interfaces. We welcome candidates from diverse programming backgrounds eager to learn.You will take ownership of critical features and subsystems, managing the software development lifecycle from requirement clarification to ensuring successful deployment and user adoption.

Mar 23, 2026
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companyIntuitive Surgical, Inc. logo
User Interaction Test Engineer

Intuitive Surgical, Inc.

Full-time|On-site|Sunnyvale

Join our dynamic team at Intuitive Surgical as a User Interaction Test Engineer. In this pivotal role, you will be responsible for ensuring the quality and usability of innovative robotic surgical systems. You will design and execute test plans, identify issues, and collaborate with cross-functional teams to enhance user experience. Your expertise will help us deliver cutting-edge technology that transforms surgical practices and improves patient outcomes.

Mar 20, 2026
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companyMindlance logo
UI Engineer

Mindlance

Full-time|On-site|Sunnyvale

Join our innovative team as a UI Engineer where you'll play a pivotal role in creating user-friendly interfaces that enhance the overall user experience. In this position, you will collaborate with cross-functional teams to design, develop, and implement high-quality user interface solutions. If you have a passion for design and a keen eye for detail, we want to hear from you!

Jun 7, 2017
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companyIntuitive Surgical, Inc. logo
Full-time|On-site|Sunnyvale

Intuitive Surgical, Inc. seeks a Senior Software Engineer to join the Platform Engineering team in Sunnyvale. This role centers on developing and maintaining the foundational software that powers advanced surgical technologies. Key responsibilities Design and build core platform software for surgical systems Collaborate with other engineering teams to create reliable and scalable solutions Drive ongoing enhancements that support improvements in surgical procedures and patient care Role focus This position emphasizes both architecture and hands-on development for the software platform. Work will directly impact the reliability and capabilities of surgical technologies used in healthcare settings.

Apr 24, 2026
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companyIntuitive Surgical, Inc. logo
Senior Software Engineer in Test

Intuitive Surgical, Inc.

Full-time|On-site|Sunnyvale

Join our innovative team at Intuitive Surgical as a Senior Software Engineer in Test, where you will play a critical role in ensuring the quality and performance of our cutting-edge robotic systems. We are looking for a talented individual who is passionate about technology and thrives in a collaborative environment. As a senior member of our team, you will design, develop, and implement automated testing frameworks and strategies to enhance our software products and services.

Apr 13, 2026
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companyIntuitive Surgical, Inc. logo
Senior Software Engineer in Test

Intuitive Surgical, Inc.

Full-time|On-site|Sunnyvale

Join our dynamic team at Intuitive Surgical, a leader in minimally invasive robotic surgery. We are seeking a talented and detail-oriented Senior Software Engineer in Test to enhance our quality assurance processes and ensure the reliability of our cutting-edge surgical systems. In this role, you will develop and execute automated tests, contribute to the design of testing frameworks, and collaborate closely with software engineers to drive quality improvements across our products.

Apr 4, 2026
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companyApplied Intuition, Inc. logo
Full-time|$153K/yr - $222K/yr|On-site|Sunnyvale, California, United States

About Applied IntuitionApplied Intuition, Inc. is at the forefront of advancing physical AI technologies. Established in 2017 and currently valued at $15 billion, this Silicon Valley powerhouse is dedicated to creating the essential digital infrastructure that empowers intelligence in every moving machine globally. Our solutions cater to key sectors including automotive, defense, trucking, construction, mining, and agriculture, with a focus on tools and infrastructure, operating systems, and autonomy. Trusted by 18 of the top 20 global automakers, along with the United States military and its allies, Applied Intuition is headquartered in Sunnyvale, California, with a global presence in cities including Washington, D.C.; San Diego; Ft. Walton Beach, Florida; Ann Arbor, Michigan; London; Stuttgart; Munich; Stockholm; Bangalore; Seoul; and Tokyo. Discover more at applied.co.Our company thrives on in-office collaboration, and we expect our employees to primarily work from their respective Applied Intuition offices five days a week. We understand the need for flexibility, allowing for responsible management of schedules, including occasional remote work, starting the day with morning meetings from home, or leaving early to accommodate family commitments.About the RoleWe are seeking talented infrastructure engineers with a deep understanding of scaling open-source data infrastructure to join our Data & ML Infrastructure group. This dynamic role involves engaging with the entire data lifecycle — from collection, ingestion, and storage to querying and retrieval. You will collaborate closely with various business units to design and develop both internal and external products. Managing vast amounts of data to meet the demands of Applied Intuition's platform is critical, and we need a proactive individual who can actively support our data products and verticals across the organization. At Applied Intuition, we encourage our engineers to take ownership of technical and product decisions, actively engage with both internal and external users for feedback, and contribute to a vibrant, collaborative team culture.

Jan 14, 2026
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companyApplied Intuition, Inc. logo
Full-time|$250K/yr - $250K/yr|On-site|Sunnyvale, California, United States

About Applied IntuitionApplied Intuition, Inc. is at the forefront of advancing physical AI technology. Established in 2017 and now valued at $15 billion, this innovative Silicon Valley company is developing the critical digital infrastructure necessary to infuse intelligence into every moving machine on Earth. Applied Intuition serves various sectors, including automotive, defense, trucking, construction, mining, and agriculture, focusing on three main areas: tools and infrastructure, operating systems, and autonomous solutions. The company is trusted by 18 of the top 20 global automakers, as well as the United States military and its allies, to deliver cutting-edge physical intelligence solutions. With its headquarters in Sunnyvale, California, and additional offices in Washington, D.C.; San Diego; Ft. Walton Beach, Florida; Ann Arbor, Michigan; London; Stuttgart; Munich; Stockholm; Bangalore; Seoul; and Tokyo, Applied Intuition continues to expand its global reach. Discover more at applied.co.We are an in-office company, expecting our team members to primarily work from the Applied Intuition office five days a week. However, we value flexibility and trust our employees to manage their schedules responsibly, which may include occasional remote work, starting the day with morning meetings from home, or leaving early for family commitments.About the RoleThe Senior Software Integration Engineer will engage in software application development and integration tasks (covering embedded applications, cloud solutions, and user interfaces) for customer projects within the VehicleOS team. The customer applications team collaborates on all internal vertical development, integrating Vehicle OS with customer-specific applications and platforms to deliver functional and efficient vehicle solutions.Key ResponsibilitiesDeliver comprehensive application-level software features that span both software and hardware in C/C++, aligning with customer specifications.Engage directly with customers to identify target use cases and oversee the project from initiation to successful integration.Develop end-to-end software integrations in C/C++, handling applications such as Matrix headlight control and smart vehicle functionalities.

Feb 11, 2026
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companyCrusoe Energy logo
Full-time|On-site|Sunnyvale, CA - US

Join Crusoe Energy as a Senior Backend Tooling Software Engineer and play a pivotal role in enhancing our backend systems that support our innovative energy solutions. You will be responsible for designing, implementing, and maintaining scalable backend tooling solutions that cater to our growing infrastructure needs.Your expertise will help us streamline our operations, optimize workflows, and improve performance across our engineering teams. If you are passionate about backend engineering and enjoy tackling complex challenges, we invite you to apply and contribute to our mission of transforming energy use.

Apr 1, 2026
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companyIllumio logo
Full-time|On-site|Sunnyvale, California - HQ

Onwards Together!Illumio stands at the forefront of ransomware and breach containment, revolutionizing how organizations manage cyber threats and establish operational resilience. Our innovative breach containment platform, powered by the Illumio AI Security Graph, effectively identifies and mitigates risks across hybrid multi-cloud environments, halting the escalation of attacks before they escalate into critical incidents.As a recognized leader in the Forrester Wave™ for Microsegmentation, we empower businesses to adopt a Zero Trust framework, enhancing their cyber resilience across infrastructures and systems that are vital to global operations.Work Environment:This position requires on-site presence five days a week at our Sunnyvale, CA headquarters.Our Team's Vision:Our engineering team embodies a culture fueled by visionary leadership, autonomy, and ownership, fostering a collaborative synergy that propels us forward in the dynamic field of cybersecurity.As a member of our team, you will contribute to the leader in Zero Trust Segmentation, working with a cutting-edge technology stack that encompasses operating systems, distributed applications, and advanced UI/visualization tools.Together, we are shaping the future of cybersecurity and developing world-class products, driven by diverse perspectives and a shared commitment to innovation during unprecedented times of cyber threats.Your Impact:Develop containerized microservices for a distributed, multi-tenant system that processes data, real-time events, and network telemetry from various public clouds to provide customers with actionable insights, visibility, and security recommendations to minimize cloud risks.Design your services, meticulously detail your architecture, advocate for your design decisions among peers, and deliver robust implementations.Mentor junior engineers, new graduates, and interns, fostering their development into productive team members.Primarily write code in Go and engage with data pipelines utilizing SQL or similar interfaces, leveraging Kubernetes for service infrastructure. We welcome candidates with diverse programming backgrounds and a strong desire to learn.Take ownership of key features and subsystems, managing the complete software development lifecycle from requirement clarification to successful deployment and utilization by customers.

Mar 23, 2026
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companyintuitive logo
Full-time|On-site|Sunnyvale

Are you a passionate Embedded Software Engineer looking to elevate your career? Join us at intuitive, where you will be at the forefront of developing innovative software solutions for our advanced platform. In this role, you will collaborate with cross-functional teams to design, implement, and optimize embedded software systems that drive our cutting-edge technologies.

Jan 20, 2026
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companyApplied Intuition, Inc. logo
Full-time|$222K/yr - $222K/yr|On-site|Sunnyvale, California, United States

About Applied IntuitionApplied Intuition, Inc. is at the forefront of revolutionizing physical AI. Established in 2017 and currently valued at $15 billion, this Silicon Valley powerhouse is developing the vital digital infrastructure necessary to imbue every moving machine on the planet with intelligence. Our services cater to the automotive, defense, trucking, construction, mining, and agriculture sectors through three primary domains: tools and infrastructure, operating systems, and autonomy. Eighteen of the top twenty global automotive manufacturers, along with the United States military and its allies, rely on our solutions to achieve physical intelligence. Headquartered in Sunnyvale, California, we also have offices in Washington, D.C.; San Diego; Ft. Walton Beach, Florida; Ann Arbor, Michigan; London; Stuttgart; Munich; Stockholm; Bangalore; Seoul; and Tokyo. Discover more at applied.co.We value in-office collaboration and expect our team members to work from their Applied Intuition office five days a week. However, we also appreciate the importance of flexibility, allowing employees to manage their schedules responsibly, including occasional remote work, starting the day with morning meetings from home, or leaving early for family commitments.About the RoleWe are seeking a seasoned software engineer to take charge of and enhance our HD maps infrastructure. Our comprehensive product suite leverages HD maps to address diverse customer needs across various applications, including localized information calculations, global data queries, and map visualization and inspection. In this pivotal role, you will have the opportunity to shape the future of our mapping solutions through collaboration with fellow engineers and our customers.At Applied Intuition, You Will:Take ownership of our maps infrastructure across all productsEstablish our map storage format to accommodate additional features and efficiently distribute map data, focusing on user interfaces, data pipelines, storage solutions, and Software Development Kits (SDKs)

Feb 2, 2026

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