Staff Security Engineer

About BoxBox (NYSE:BOX) is at the forefront of Intelligent Content Management, empowering businesses to enhance collaboration, oversee the complete content lifecycle, secure essential information, and revolutionize workflows through enterprise AI. Founded in 2005, Box simplifies operations for renowned global organizations like AstraZeneca, JLL, Morgan Stanley, and Nationwide. Our headquarters is located in Redwood City, CA, with additional offices spanning the United States, Europe, and Asia.Joining Box means you will play a pivotal role in advancing our platform. Content is the backbone of everyday operations, encompassing contracts, invoices, employee records, financial documents, product specifications, marketing materials, and more. Our mission is to infuse intelligence into content management and empower our clients to revolutionize workflows throughout their organizations. With the synergy of AI and enterprise content, there is a remarkable opportunity to reshape collaborative efforts, and at Box, you will be at the forefront of this evolution.Why Your Expertise is EssentialAt Box, we are redefining the collaborative landscape. Security is fundamental to our vision. We are expanding our Product & Platform Security Engineering team in Poland to work closely with our Assurance & Architecture Engineering teams based in the US. As a Staff Security Engineer, you will collaborate with a high-impact engineering team in Warsaw, focusing on scaling security measures and integrating AI into our security protocols across our platform and product stack.This position offers the chance to influence strategic direction and deliver tangible outcomes that safeguard millions of users.Your ResponsibilitiesContribute to a strategic roadmap that enhances Box’s security capabilities across various platforms and products.Develop and iterate on minimum viable products (MVPs) for security automation, including supply chain security, SDLC controls, and developer-centric guardrails.Collaborate with the Assurance & Architecture Team and cross-functional teams (Product, Platform, Cloud, SRE, Developer Experience) to integrate security into workflows and tools.Lead initiatives focused on automation and innovative security techniques.

About the Role Nord Security is looking for a Mid to Senior Security Engineer to join the WebSec Team in Warsaw. This position focuses on strengthening security protocols and building solutions that protect web applications. What You Will Do Identify vulnerabilities in web applications and services Develop and implement security measures to protect users Work closely with other security professionals to improve overall security posture Contribute to the ongoing improvement of security processes and tools Who You’ll Work With Collaborate with a skilled team of security engineers and specialists, sharing knowledge and approaches to keep Nord Security’s web platforms safe.

We are currently seeking candidates for the position of:Security Officer / Qualified Security Staff with English ProficiencyLocation: Warsaw, WolaYour future responsibilities include:Ensuring safety within a modern office environment.Operating monitoring and access control systems (CCTV, SKD).Patrolling the premises.Collaborating with clients and team members.Responding to emergency situations.We offer:Stable employment based on a labor contract.Salary: 7,800 PLN gross.Work in a shift system (12h).Funding for a sports card.Private medical care at an attractive price.Discounts on studies at WSB Merito University.Free meals at the workplace.Work in an international environment.Real opportunities for advancement within the company.

Join NordLayer and be part of a cybersecurity revolution!We are creating a scalable cybersecurity platform tailored for modern teams, eliminating security concerns while enhancing productivity. With trust from over 11,000 global companies, NordLayer seamlessly integrates into any tech stack, offering robust protection across borders.Your Role: Play a crucial part in empowering businesses with cutting-edge network security solutions.Key ResponsibilitiesEnhance our codebase by crafting clean, high-quality TypeScript code, backed by rigorous testing.Provide mentorship and technical guidance to frontend developers through insightful code reviews and implementation strategies.Collaborate with backend engineers to define API contracts and ensure smooth integration between frontend and backend services.Work alongside product managers and designers to transform product requirements and UX designs into viable technical solutions.Uphold high engineering standards by promoting best practices in code quality, testing, and maintainability.Assist the team in delivering features within a Scrum framework by effectively breaking down tasks, identifying risks early, and contributing to accurate estimations.Essential Qualifications5+ years of experience in developing and maintaining modern frontend applications using React and TypeScript.Proven experience in designing frontend architectures and establishing scalable components and state management patterns.Strong knowledge of frontend performance optimization and web application best practices.Experience working with REST APIs and collaborating effectively with backend teams.Familiarity with frontend testing frameworks such as Jest, Testing Library, Cypress, or Playwright.Experience leading technical discussions within a distributed team environment.Bonus QualificationsHands-on experience in building or contributing to open-source projects.

Join our dedicated team at Securitas as a Mobile Security Staff member. In this role, you will play a vital part in ensuring the safety and security of various locations in Warsaw. Your responsibilities will include patrolling assigned areas, responding to incidents, and providing exceptional service to clients.

Securitas seeks Security Staff for a retail location in Warsaw (Ochota). The position centers on safeguarding the premises, customers, and employees during extended shifts. What you will do Monitor activities across the retail site to identify and address potential issues Respond promptly to incidents as they occur Help maintain a safe, welcoming space for both customers and staff Provide professional customer service in daily interactions Work location and schedule Based in Warsaw (Ochota) 12-hour shifts

At NordPass, we are dedicated to making password security effortless.We believe that logins should be both safer and simpler. Join the innovative team behind NordPass— a leading password manager relied upon by over 7 million users and more than 10,000 global enterprises to protect their credentials, cards, and sensitive information.Your impact? You will be instrumental in helping millions secure their digital lives by developing smarter and safer login solutions.Main ResponsibilitiesDesign, develop, and take ownership of security-focused backend services (including breach detection, email masking, and related tools) with a commitment to high quality, performance, and accuracy.Utilize AI-assisted workflows on a daily basis (code generation, test scaffolding, debugging, performance optimization) while continuously evaluating new tools to enhance the team's productivity.Contribute to the establishment of shared AI practices within the squad: reviewing patterns, creating prompt libraries, and setting guardrails to ensure AI-generated code meets the same standards as hand-written code.Engage in system design and architectural decision-making, advocating for solutions that are secure, scalable, and maintainable.Collaborate across functions with Frontend, Android, iOS, and Backend engineers to deliver comprehensive features across all platforms.Assume full responsibility for your creations, from design to production, ensuring uptime, reliability, and code excellence.

Capital, a global trading platform headquartered in Warsaw, focuses on technology-driven solutions and a user-centered experience. As the company expands, it seeks professionals who can help reinforce its technical foundation. Role overview The Network Security Engineer takes on a central role in safeguarding Capital’s infrastructure and network. This position involves building, maintaining, and improving security systems that support the safety and reliability of the platform for users around the world. Main responsibilities Develop and maintain monitoring systems for network and infrastructure Automate security processes to boost operational efficiency Support ongoing improvements to the company’s security framework What Capital offers Work with recognized products and advanced technology Join a globally respected team Opportunities to make a meaningful impact on security operations

Join our dynamic Product Security team as a Senior Platform Security Engineer, where your expertise will be crucial in safeguarding our platform that supports multiple products and handles sensitive, high-value information. With our operations expanding, we seek two professionals to strengthen our security efforts.Your role will involve hands-on engineering, where you will design, build, and deploy robust security and privacy controls. This is not about merely defining policies; you will actively contribute to the security architecture of our systems.Your responsibilities will include enhancing supply-chain security through SAST, SCA, container scanning, and CI/CD hardening. Expect a varied role that will challenge you across multiple domains without confining you to a single specialty.What Success Looks Like:Within 90 days, you will have implemented significant, production-level security enhancements.You will take ownership of components of the AuthN/AuthZ model and its execution.You will develop a comprehensive understanding of our data flows and associated privacy risks.Establish yourself as a trusted advisor across teams, able to confidently voice concerns and provide rationale.Effectively reduce risk through practical measures rather than superficial security actions.Your Work Style:This role offers a high degree of autonomy, encouraging you to identify and address issues independently.You will collaborate closely with engineers from different teams, fostering a culture of teamwork.Engaging in constructive disagreements is encouraged, with decisions rooted in data and threat modeling.You will have the authority to block releases on security or privacy grounds when necessary, following clear escalation paths.Proactively addressing problems, even beyond your immediate area, is expected.

At CreatorIQ, we are redefining the landscape of creator-led growth with our AI-native operating system, trusted by over 1,300 brands and agencies worldwide.Our mission is to infuse humanity into business and empower individuals to make a significant impact. Our core values—intentionality, excellence, collaboration, and kindness—guide our everyday endeavors. CreatorIQ has been recognized as one of the best companies to work for by BuiltIn LA and NY, named a Leader in The Forrester New Wave™: Influencer Marketing Solutions, and honored by G2 as a Leader and Best Customer Relationship. We take pride in our flexible work model that encourages both in-person and remote collaboration, fostering innovation and adapting to different work styles.Join our passionate and innovative team on this exciting journey to transform the industry!Staff Search EngineerAs a Staff Search Engineer, you will play a pivotal role in the design and continuous improvement of CreatorIQ’s real-time search platform, which serves as the backbone for creator discovery across 30 million profiles and billions of posts. Your responsibilities will include architecting and maintaining Elasticsearch clusters, developing high-performance APIs in Go, and ensuring that the platform is scalable, reliable, and responsive even at large scales.This position combines hands-on development with technical leadership, where you will contribute to architectural decisions and mentor engineers in building a fast, dependable, and impactful search experience for our clients.Primary Tech Stack: Go, Typescript, Elastic, AWS (Cloudwatch, SQS, Lambdas), MSSQL, AWS Redshift

Join the forefront of online privacy with the world’s most advanced VPN.Are you a proactive problem-solver who thrives in dynamic environments? Become a vital member of the team that developed Threat Protection Pro, the NordLynx protocol, and the fastest VPN worldwide—innovations that empower individuals with privacy, security, and control over their digital lives.Your Contribution: Enable millions to regain their online security, privacy, and data management.At NordVPN, we safeguard millions of users every day through an expansive global edge infrastructure comprising thousands of servers across numerous countries. The platform engineering team is responsible for building and maintaining the internal backend services that facilitate this protection.We are seeking a Staff Site Reliability Engineer (SRE) to design, build, and enhance these critical systems. This role demands a high level of ownership—you will architect solutions and deploy them to production. Colleagues will depend on you when it comes to rethinking architecture or scaling services from inception to global deployment.Key ResponsibilitiesDesign and manage on-demand, globally distributed backend services.Make strategic architectural decisions regarding the integration and scalability of internal services.Oversee the entire lifecycle: planning, implementation, monitoring, incident response, and postmortems.Enhance infrastructure tooling and automation processes.Contribute to our engineering standards, documentation, and operational maturity.Assess and incorporate AI tools (including LLMs, Claude Code, and model integrations) into engineering workflows.Essential QualificationsExperience in designing and operating globally distributed systems.Proficiency in systems architecture, service communication, data flow, and resilience patterns.Extensive Linux administration experience at scale (including systemd, kernel tuning, and debugging production systems).Expertise in Docker—building, shipping, and running containers in production environments.Familiarity with databases such as PostgreSQL, MySQL, Redis, OpenSearch, and VictoriaMetrics.Experience with web servers, load balancing, and failover mechanisms (e.g., Nginx, HAProxy).

Join Saily, where we simplify staying connected while traveling — no roaming fees, no plastic SIM cards, just high-speed, secure mobile data accessible in over 200 destinations. With millions of satisfied customers and countless travelers using Saily at any time, we are dedicated to enhancing their experience.At Saily, we cultivate an AI-driven Product Engineering culture that empowers our engineers to:Own the product development lifecycle from concept to deployment.Leverage AI Agents to automate repetitive coding tasks, maximizing their productivity.Continuously identify and implement improvements within our processes.Embrace curiosity and encourage knowledge sharing.Focus on delivering a seamless, connected experience for our customers.We prioritize growth, contribution, and impactful work over comfort and hierarchy. At Saily, we provide our talented team members with the autonomy and resources they need to excel.Key ResponsibilitiesEnhance our product by developing and maintaining innovative features.Create functionalities that support multi-dimensional personalization, A/B testing, and data analytics.Maintain a robust and high-quality codebase.Continuously seek opportunities to improve code quality and system performance.Provide mentorship on development best practices and offer technical guidance to peers.Contribute to the overall vision and long-term goals of the team.Conduct research and development as needed.Collaborate within a cross-functional team to ensure clear communication among all members.Work alongside engineering, product, and design experts from other teams.Note: This position requires in-office attendance three times a week.

Join NordLayer in revolutionizing cybersecurity for businesses of all sizes.We are creating a switch-ready platform that empowers contemporary teams to excel—free from security concerns. Trusted by over 11,000 companies worldwide, NordLayer integrates seamlessly into any tech stack, offering robust protection for users no matter where they are.Your Role: Be instrumental in ensuring businesses remain secure while advancing their network security for the future.Main Responsibilities:Oversee the design, development, deployment, and operational management of the solutions and features developed by your squad;Empower your team for success by establishing clear objectives, providing direction, and proactively removing obstacles;Lead and mentor an engineering squad of 8 to 10 specialists, guiding their growth through performance evaluations, personal development plans, and coaching;Facilitate sprint planning and monitor squad velocity to ensure product milestones are achieved;Implement agile development methodologies in project execution;Collaborate with cross-functional squads to foster innovation;Engage with stakeholders and fellow engineers to discuss business solutions, propose alternatives, and validate existing strategies;Participate in talent acquisition to ensure a comprehensive employee lifecycle from hiring to offboarding.Core Requirements:Minimum of 2 years of experience in leading engineering teams;A solid background in infrastructure development, with either current experience or a keen interest in networking domains. While coding is not a primary task, a fundamental understanding of system logic is essential;Proficiency in agile development methodologies and project management.

Our MissionAt SentinelOne, our mission is clear: to empower those who safeguard our future. In an era where AI is transforming how businesses operate and innovate, the imperative to secure these advancements is more crucial than ever. Joining SentinelOne means contributing to the protection of global enterprises, critical infrastructure, and the innovative technologies of tomorrow. If you thrive on meaningful challenges and aspire to make a tangible global impact, you will find your purpose here.About UsSentinelOne stands at the forefront of AI-driven security solutions, redefining the cybersecurity landscape. Our AI-native platform integrates protection across endpoint, cloud, identity, data, and AI systems, enabling autonomous detection and rapid response. By leveraging real-time analytics and intelligent automation, we eliminate unnecessary noise, streamline complexities, and empower security teams to focus on what truly matters.Our team comprises passionate builders, problem-solvers, and innovators dedicated to shaping the future of security. If you're excited about tackling challenging problems alongside a talented and mission-driven team, we invite you to help us create a safer tomorrow for all.What We Are Looking ForWe seek individuals who are insatiably curious and committed to ongoing learning. As AI continues to transform our operations, we equip every team member, regardless of their role or level, with the knowledge to leverage AI tools and concepts. Those who excel here actively pursue innovative solutions, thoughtfully experiment, and apply their insights to achieve better, faster, and smarter outcomes.As a Windows Low Level Engineer for Endpoint Security, you will be instrumental in designing and developing cutting-edge security features for SentinelOne’s Windows endpoint protection platform, functioning in both user-mode and kernel-mode environments. You will construct and optimize essential components such as anti-tampering measures, network sensors, and agent infrastructure, while tackling complex performance and stability issues at scale. Your role will involve researching Windows internals and diagnosing deep system challenges, collaborating with distributed engineering teams to deliver impactful security solutions that safeguard millions of devices globally.

At Asana, our commitment to security is integral to our vision of empowering humanity by streamlining collaboration across teams globally. Our dedicated security team safeguards our employees, users, and customers by proactively tackling threats and nurturing a security-centric culture throughout our operations and product offerings.We are on the hunt for a passionate Security Engineer to join our Red Team in Warsaw. In this pivotal role, you will become an essential member of our security operations within a vital engineering hub. You will collaborate directly with IT, infrastructure, and product teams to design and deliver secure software solutions. Your expertise will be critical in enhancing our security practices through comprehensive security reviews and penetration testing of our products and internal applications, effectively mitigating various classes of vulnerabilities while instilling a security-first approach across the organization.This position is based in our Warsaw office, following a hybrid work model with designated in-office days on Monday, Tuesday, and Thursday.We provide a Contract of Employment (UoP) for our employees in Poland.

Join Nord Security in Shaping a Safer Cyber Future!At Nord Security, we empower individuals and businesses to reclaim their online security, privacy, and data. Our innovative solutions range from VPN services to password management, threat intelligence, and travel eSIMs, all designed to address complex challenges and earn the trust of millions across the globe.In this role, you will play a vital part in helping people take ownership of their online lives.Main ResponsibilitiesDesign, develop, and maintain secure infrastructure and tools that facilitate agile software development and automated releases.Document DevOps processes and establish standards to guide operations and maintenance.Ensure secure designs for platforms, infrastructure, and delivery mechanisms.Automate security controls across cloud environments, enhancing policy enforcement and container security while minimizing manual efforts.Collaborate with Security and Platform teams to bolster security measures.Identify and automate manual processes for increased efficiency.Mentor fellow engineers, fostering a robust technical security culture and establishing a strong Web Security team across our product offerings.Lead initiatives for improving cloud security posture using CSPM tools, focusing on automation and remediation workflows.Implement supply-chain security controls and Kubernetes security guardrails.Enable and manage cloud-native security controls across CI/CD pipelines and Kubernetes environments.

Join Our Team at NordLayer!At NordLayer, we are on a mission to deliver scalable cybersecurity solutions tailored for modern businesses.Our innovative platform empowers teams to operate efficiently without the burden of security concerns. Trusted by over 11,000 global companies, NordLayer seamlessly integrates with any technology stack to safeguard users across borders.Your Role: As a DevOps Engineer, you will play a crucial role in enhancing and automating our infrastructure and CI/CD processes. Collaborating with Senior Engineers and cross-functional teams, you will implement best practices in DevOps, support robust and scalable cloud solutions, and ensure smooth software delivery. This is a fantastic opportunity for professional growth in a dynamic environment while contributing to our infrastructure automation initiatives.Key Responsibilities:Implement and maintain Infrastructure as Code (IaC) using Terraform.Develop, manage, and optimize Terraform modules.Oversee and enhance AWS Cloud infrastructure, ensuring performance, scalability, and availability.Assist in establishing and maintaining monitoring and logging systems (e.g., ELK, Grafana, Thruk).Provide technical support for infrastructure, CI/CD pipelines, and deployment processes.Troubleshoot and resolve infrastructure-related issues to ensure seamless operations.Document and uphold DevOps workflows, processes, and system configurations.

Join Our Team as a Senior Security Engineer in Detection Engineering At Asana, we are on the lookout for dedicated Senior Security Engineers who are deeply committed to enhancing customer experiences and are enthusiastic about creating innovative products that transform collaboration for millions of teams. As a vital member of our Detection Engineering team within a pioneering security division, you will develop the essential detection capabilities that empower our blue and red teams to make a significant impact. This position is based in our Warsaw office with a hybrid work schedule, requiring in-office attendance on Monday, Tuesday, and Thursday. We offer a Contract of Employment (UoP) for our employees in Poland.

Are you passionate about safeguarding hardware technologies? Join altersolutions as a Hardware Security Engineer in Warsaw, where you will play a critical role in enhancing the security of our hardware systems. You will be responsible for analyzing potential vulnerabilities, developing secure hardware solutions, and collaborating with cross-functional teams to ensure our products meet the highest security standards.

Join Saily, where we revolutionize connectivity for travelers by eliminating roaming fees and plastic SIM cards, offering seamless, high-speed mobile data in over 200 destinations. With millions of satisfied customers and countless travelers engaging with Saily at any moment, our mission is clear.We cultivate an AI-native Product Engineering culture that empowers our engineers to be builders, taking ownership of customer challenges from concept to deployment. AI agents assist in coding and automating repetitive tasks, enhancing engineers' productivity. We believe in constant improvement, where every team member is encouraged to propose enhancements and implement innovative solutions.Curiosity and knowledge sharing are vital to us, ensuring that our primary focus remains on delivering a comfortable, connected, and hassle-free experience for our customers.At Saily, we prioritize growth over comfort, contributions over hierarchy, and impact over process. We empower talented individuals with the context, autonomy, and AI tools necessary to excel in their roles.