Application Security Researcher

Join our team as an Infrastructure Security Engineer at Wix.com, where you will play a crucial role in safeguarding our digital assets and infrastructure. You will be responsible for developing and implementing security protocols, monitoring systems for vulnerabilities, and collaborating with cross-functional teams to ensure the highest levels of security across our platforms. Your expertise will help shape our security policies and practices in a fast-paced environment.

Role overview Wix.com Ltd. is looking for an Infrastructure Security Engineer in Tel Aviv. This role focuses on protecting the company’s infrastructure and services. The position involves shaping and applying security strategies, performing risk assessments, and working closely with teams across the organization to strengthen overall security. What you will do Develop and implement security strategies for infrastructure and services Conduct risk assessments to identify and address vulnerabilities Collaborate with cross-functional teams to improve security practices

Why Join NebiusNebius is at the forefront of cloud computing, empowering the global AI economy with innovative tools and solutions that address real-world challenges while minimizing infrastructure costs. Our team collaborates with industry-leading experts, working on cutting-edge AI cloud infrastructure.Our Global PresenceWith headquarters in Amsterdam and a listing on Nasdaq, Nebius boasts a worldwide impact with R&D centers in Europe, North America, and Israel. Our diverse team of over 1400 includes more than 400 skilled engineers specializing in hardware and software engineering, complemented by a dedicated in-house AI R&D team.The RoleNebius seeks a seasoned Security Architect Manager to lead our Cyber Security division, reporting directly to the Head of Security Engineering under the CISO. This position is crucial in overseeing the security architecture for both corporate networks and cloud environments, ensuring secure designs and implementations of scalable enterprise infrastructure.The ideal candidate will possess extensive knowledge in network and cloud security, coupled with exceptional leadership skills. You will spearhead the security architecture across hybrid environments, collaborating closely with IT, Infrastructure, Network, DevOps, and Security teams to implement robust, scalable, and resilient security controls.Your Responsibilities Will Include:Leading and managing the security architecture domain, including oversight of security architects and senior engineers.Establishing and maintaining security architecture standards, guidelines, and reference designs for corporate and cloud environments.Serving as the primary authority on enterprise security architecture across networks, identities, endpoints, and cloud platforms.Designing and evolving secure enterprise network architectures, focusing on segmentation, Zero Trust, and hybrid connectivity.Defining and enforcing security controls for corporate networks, data centers, and remote access solutions (ZTNA, proxies, NAC).Driving architectural decisions and ensuring compliance with internal and external security standards.

Join Wiz, a leader in cloud security, as a Cloud Security Engineer. In this pivotal role, you will conduct security assessments, manage vulnerabilities, and lead detection and response initiatives within cloud-native settings. Collaborate closely with our software development and DevOps teams to enhance the security of our products and CI/CD infrastructure. Utilize Wiz-for-Wiz to monitor, assess, and fortify our environments while influencing our product roadmap. Your contributions will directly impact the security posture of our innovative cloud solutions.

Join our dynamic Frontend Guild as a Fullstack Infrastructure Engineer at Wix, where you will develop innovative tools that enhance the efficiency and quality of frontend development. You will take ownership of projects from their inception to production, utilizing state-of-the-art full-stack technologies while collaborating with a highly skilled team of infrastructure experts.In your daily responsibilities, you will:Create tools that enhance developer velocity and code quality.Design and implement solutions in areas such as performance optimization and production testing.Integrate AI into your development processes, influencing coding, testing, design, and decision-making.Lead projects from ideation to production, managing technical design and coding.Work with cutting-edge full-stack technologies and industry-leading tools.Collaborate with experienced peers on impactful infrastructure projects.Shape developer-centric tools at all levels.At Wix, we believe that the best work is achieved through collaboration. Our work model is fully in-person, with five days a week at our Tel Aviv office. We value flexibility and address special requests thoughtfully at the team level.

Join Singular, a premier marketing measurement platform utilized by over 1,000 renowned brands such as Rovio, Microsoft, Uber, DoorDash, Nike, EA, DraftKings, and Robinhood. For three consecutive years, Singular has been recognized as the #1 MMP by G2, empowering marketers to optimize user acquisition strategies and evaluate the efficiency of every advertising dollar through comprehensive marketing analytics, sophisticated cross-device attribution, and unparalleled ad fraud prevention. With the latest integrations with AI technologies like ChatGPT, Claude, and Gemini, we offer instant insights without the need for complex dashboards or SQL queries.With a global presence spanning 12 countries and employees across 65 cities, including major hubs like New York City, Los Angeles, and London, Singular has attracted $50M in funding from prestigious investors such as Norwest Venture Partners and General Catalyst.As we expand our innovative team and product offerings, we are on the lookout for dynamic, creative, and motivated individuals to join us in leading the marketing measurement industry.About The RoleWe are seeking a talented Infrastructure Backend Engineer to become a part of our R&D team in Tel Aviv, working in a flexible hybrid model.You will collaborate with a high-caliber R&D team and elevate your professional journey. Our backend infrastructure primarily utilizes Python and Go, but we encourage applications from skilled backend engineers proficient in any programming language.Example ProjectsDevelop Integrations with emerging Ad Networks, focusing on creating ingestion flows, authentication protocols, and data normalization.Enhance Real-Time Attribution by optimizing the pipeline to minimize latency and boost throughput through redesigning essential processing components.Implement Data-Quality Services to automatically identify anomalies, missing fields, and inconsistencies.Build a Comprehensive Monitoring Dashboard for partner integrations, integrating metrics, error rates, and SLA compliance.Strengthen System Resilience by incorporating retry logic, dead-letter queues, and idempotency for handling billions of daily events.

Gongio seeks a Senior Product Security Engineer based in Tel Aviv. This position centers on safeguarding the security and reliability of Gongio’s products. Role overview The Senior Product Security Engineer collaborates with teams throughout the company to identify vulnerabilities and implement effective security measures. The work involves both proactive risk assessment and hands-on improvements to product security. Impact Efforts in this role directly contribute to delivering secure software for Gongio’s users and help preserve Gongio’s reputation for trustworthy products.

Join Axonius as a Senior Data Infrastructure Engineer and take charge of designing and constructing robust data architectures, ML pipelines, and cloud infrastructure tailored to transform extensive and fragmented datasets into actionable insights. Your expertise will enable business stakeholders to achieve in-depth visibility, automate essential processes, and drive strategic outcomes organization-wide.

Join Speechify as a Software Engineer specializing in Data Infrastructure and Acquisition. In this pivotal role, you will develop and maintain scalable data solutions that empower our applications and improve user experience. You will collaborate with cross-functional teams to design efficient data pipelines and leverage innovative technologies to enhance our data operations.

Why Join NebiusNebius is at the forefront of revolutionizing cloud computing to empower the global AI economy. We provide innovative tools and resources that enable our clients to tackle real-world problems and transform industries without incurring heavy infrastructure costs or establishing large in-house AI/ML teams. Our team works at the cutting edge of AI cloud infrastructure, collaborating with some of the most skilled and visionary leaders and engineers in the industry.Our Work EnvironmentHeadquartered in Amsterdam and publicly traded on Nasdaq, Nebius boasts a global presence with R&D hubs in Europe, North America, and Israel. Our diverse team of over 1,400 employees includes more than 400 highly skilled engineers, proficient in both hardware and software engineering, complemented by an in-house AI R&D team.The RoleNebius is seeking a highly technical and hands-on Lead SIEM Engineer to design, implement, and optimize advanced Security Information and Event Management (SIEM) systems. In this pivotal role, you will be responsible for developing detection strategies, enhancing security visibility, and driving automation across security operations processes. The ideal candidate will possess deep SIEM expertise combined with strong analytical and engineering skills to improve threat detection, incident response efficiency, and security monitoring maturity. This is a technical role focused on providing guidance, mentorship, and direction to SOC analysts, security engineers, and cross-functional teams.Join us at our Tel Aviv office!

Unlock your potential by becoming part of a leading, performance-driven advertising company! As a Senior Software Engineer within the Infrastructure Engineering R&D group, you will be instrumental in developing one of the world's largest real-time high-scale operations, supporting over 1.4 billion users, processing more than 500,000 requests per second, and managing 140TB of new data each day.

Who is Tenable?Tenable® is at the forefront of Exposure Management, empowering over 44,000 organizations worldwide to gain a comprehensive understanding of and effectively mitigate cyber risks. Our dedicated team supports 65% of the Fortune 500, 45% of the Global 2000, and various large governmental agencies. Join us on this exciting journey!What makes Tenable a fantastic place to work?When you ask a member of our team what makes Tenable special, they will say, “Our people!” We cultivate a collaborative environment to innovate top-notch cybersecurity solutions for our clients while fostering a culture of belonging, respect, and excellence. As part of our #OneTenable team, you will collaborate with some of the most talented and passionate professionals in the industry and have the resources you need to make a significant impact. Together, we achieve exceptional results!Tenable Cloud Security emerged from the acquisition of Ermetic, a pioneering cloud-native application protection platform (CNAPP) company and a leader in cloud infrastructure entitlement management (CIEM). This acquisition represents a significant step in Tenable’s mission to transition organizations toward proactive security. By integrating Tenable and Ermetic offerings, we enhance our capabilities to provide market-leading contextual risk visibility, prioritization, and remediation across both on-premises and cloud environments.Your Role:Act as the primary technical owner of your team’s products, leading code reviews and maintaining high standards for code quality: ensuring the production of clean, high-performance, and maintainable code.Oversee the entire Agile development life cycle for your team, taking full professional responsibility.Develop and mentor team members to enhance their skills and career growth.Function as a force multiplier for your team by identifying and implementing process improvements.Engage in hands-on design, coding, and delivery of features to production.Ensure collaboration with various stakeholders within the company through planning, brainstorming, and providing constructive feedback.Coordinate across functions to meet business objectives and compliance standards.Diagnose product or system issues and resolve them through analysis and debugging.

Join Lendbuzz as a Senior Software Engineer with a focus on backend and infrastructure development. In this role, you'll be responsible for designing, implementing, and maintaining robust software systems that power our financial solutions. Collaborate with a talented team of engineers to enhance our platform's performance and scalability.The ideal candidate will have a proven track record in backend development, experience with cloud infrastructure, and a passion for solving complex technical challenges. This position offers an opportunity to grow your skills and contribute to exciting projects in a dynamic work environment.

Join Gong as the Engineering Team Lead for Application Infrastructure, where you'll drive the development of essential frameworks and services that support our innovative ecosystem. In this pivotal role, you will bridge application development and systems engineering, ensuring our platform remains resilient, high-performing, and developer-friendly as we scale. If you are a seasoned technical leader with a passion for Java and a knack for solving complex data and infrastructure challenges, this is your chance to lay the groundwork for our next growth phase.

Join Cato Networks as an Automation Engineer specializing in Browser Security. In this pivotal role, you will be responsible for designing, implementing, and maintaining automated testing frameworks to enhance the security of our browser applications. Your expertise will help ensure the robustness and reliability of our security features, contributing directly to our mission of providing secure network solutions.

Role overview Pinecone is looking for a Senior or Staff Software Engineer to join the Search and Retrieval Infrastructure team in Tel Aviv. This position focuses on designing and building systems that enhance search performance and enable scalable retrieval operations. What you will do Develop and implement solutions that strengthen search capabilities across the Pinecone platform. Build infrastructure to support efficient, reliable, and scalable retrieval processes. Work closely with other engineering teams to deliver improvements and address changing product requirements.

Join Wix as an AI Native GRC Engineer and play a pivotal role in enabling our business to operate efficiently, swiftly, and securely. You will be responsible for designing and maintaining advanced cybersecurity tools while spearheading initiatives related to SaaS security and supply chain management, including SSPM, vendor assessments (TPRM), and NHI monitoring. Your expertise in risk mitigation within software dependencies, coupled with collaboration across IT and business teams, will help align robust security measures with operational speed, ultimately driving growth.In this role, your responsibilities will include:Deploying and configuring security and AI tools, along with processes and workflows to enhance efficiency across GRC operations.Building integrations using APIs and webhooks to optimize GRC workflows.Monitoring real-time activities within sensitive business applications to identify misconfigurations, incorrect permissions, and policy violations.Working closely with IT and business stakeholders to address security vulnerabilities and ensure compliance with security standards and company policies.Defining automation processes to improve the detection and remediation of security gaps in sensitive applications and third-party integrations.Identifying risks associated with third-party integrations, automating their discovery and mitigation to minimize exposure across the SaaS environment.**At Wix, we believe our best work is achieved through collaboration. We maintain a fully in-person work model with five days a week at our office. While flexibility is a core value at Wix, we thoughtfully accommodate special requests at the team level.

Wix.com is looking for a Security Engineer focused on Governance, Risk, and Compliance (GRC) to help strengthen security practices and maintain compliance with industry standards. This position is based in Tel Aviv. Role overview This role centers on protecting digital assets and ensuring that security measures meet regulatory requirements. The Security Engineer will work closely with teams across the company to assess risks, shape security policies, and put effective controls in place. What you will do Collaborate with colleagues from different departments to identify and evaluate security risks Develop, update, and maintain security policies and procedures Implement controls to help safeguard company data and systems Support ongoing compliance with relevant standards and regulations Requirements Experience or strong interest in security governance, risk management, or compliance Ability to work with cross-functional teams Understanding of security controls and industry regulations

Who is Tenable?Tenable® is the leader in Exposure Management, empowering over 44,000 organizations worldwide to comprehend and mitigate cyber risks. Our dedicated team supports 65% of the Fortune 500, 45% of the Global 2000, and numerous governmental bodies. Join us on this impactful journey!What makes Tenable an exceptional workplace?When asked about our workplace, our team members proudly say, “Our people!” We collaborate to craft and innovate top-tier cybersecurity solutions for our clients, cultivating a culture of inclusivity, respect, and excellence that allows us to thrive. As part of our #OneTenable team, you will collaborate with some of the most talented and passionate professionals in the field and receive the support and resources necessary to engage in work that truly matters. We consistently achieve results that surpass expectations, thriving together!Your Role:As a Senior Software Engineer specializing in Cloud Security, you will design, develop, troubleshoot, and debug software programs for enhancements and new products. Your responsibilities will include developing software and tools to support innovative designs, analyzing, programming, debugging, and modifying software enhancements or new products utilized in local, networked, cloud-based, or Internet-related applications. Utilizing current programming languages and technologies, you will write code, complete development tasks, and perform rigorous testing and debugging of applications.Your Opportunity:• Expertly implement designs using contemporary programming methodologies• Exhibit a commitment to quality• Display a strong desire to learn• Lead and drive software development initiatives• Participate in and lead design discussions• Undertake additional duties and responsibilities as assigned by management.

About Oasis SecurityAt Oasis Security, we are revolutionizing the way enterprises handle access management in the era of artificial intelligence. As organizations adopt AI agents, they face unseen access risks, and the traditional tools have not been designed to address these challenges. Oasis aims to transform this landscape. Supported by leading investors such as Sequoia, Accel, and Craft Ventures, we are trusted by numerous Fortune 500 companies including S&P Global, Mars, and Nationwide. Our journey has just begun.Why Oasis, why now?The access management sector is evolving rapidly, and Oasis is at the forefront. The challenges we tackle are complex, the company is expanding swiftly, and you have the opportunity to influence both our product and team from an early stage.Why join us?Shape the future: Contribute to securing NHI and Agentic AI, a domain that is redefining enterprise operations.Tackle massive scale: Engage with distributed systems and architectures that manage billions of identities and interactions.Ownership & impact: As a senior engineer, you will oversee projects from inception to completion, impacting both technical strategy and product results.Cutting-edge stack: Work with advanced technologies, from cloud-native systems to AI infrastructure and coding agents, shaping the engineering landscape of tomorrow.