Senior Security Engineer, Application & Platform Security

Join Marqeta as an Identity Security Engineering Intern and immerse yourself in the world of Identity and Access Management (IAM) within dynamic cloud-native environments. In this role, you will actively support the team in executing innovative identity strategies that ensure secure access across all Marqeta systems and services, entirely hosted in the cloud…

Discover OktaAt Okta, we are recognized as the world leader in identity management. Our mission is to empower individuals to securely access any application or service across any platform and device. With our innovative solutions, including the Okta Platform and Auth0 Platform, we put identity at the forefront of business security and operational growth.We value diverse perspectives and experiences, fostering an inclusive environment. We are not just looking for candidates who meet every qualification; we seek lifelong learners who can enrich our team with their unique insights.Become a part of our mission! We’re creating a future where identity is truly in your hands.As a Staff Engineer in Okta’s Defensive Cyber Engineering team, you will play a crucial role in securing Okta’s infrastructure. Collaborating closely with Security, Business Technology Engineering, and Product teams, you will design, implement, and manage security solutions that safeguard our workforce, endpoints, and corporate assets.To thrive in this role, you must possess a strong commitment to integrating tools and people to tackle complex security challenges. This requires an engineering-driven mindset, emphasizing the optimization of existing security tools while strategically developing or acquiring new solutions to address any outstanding security vulnerabilities.Your enterprise security expertise, combined with practical engineering skills, will enable you to leverage automation, policy-as-code, and cloud-native technologies to create robust, scalable, and secure solutions. Your contributions will set the standard for security best practices across the organization and will significantly influence the architecture of critical business systems.

Discover OktaOkta stands as the premier leader in identity management, empowering individuals to securely engage with technology across any device or application. Our versatile offerings, including the Okta Platform and Auth0 Platform, deliver robust access, authentication, and automation solutions, ensuring that identity is central to business security and expansion.At Okta, we embrace diversity in perspectives and experiences. We value lifelong learners and those who can contribute uniquely to our team. Join us in our mission to create a world where identity is truly yours.About Okta's Identity Threat ProtectionOkta's Identity Threat Protection (ITP) powered by AI transcends conventional login security to deliver real-time safeguards against emerging threats. By seamlessly embedding into existing security frameworks, ITP evaluates user behaviors and system analytics to proactively identify and address risks.Our dynamic team comprises full-stack engineers, data scientists, and machine learning experts who are reshaping cloud authentication. We are dedicated to developing an advanced security platform that continuously assesses threats and cultivates a comprehensive risk framework, enhancing trust and security through informed authentication and authorization strategies.Explore Identity Threat Protection with Okta AIThe Role of Senior Software EngineerWe are on the lookout for a Senior Software Engineer to join our ITP engineering team, where you will tackle critical security challenges. The ideal candidate will possess a strong background in developing, launching, and maintaining security products at scale.Your passion for crafting elegant solutions will resonate with our engineering ethos, which emphasizes scalable design, thorough code reviews, automated testing, and a collaborative process to deliver high-quality enterprise software. You will exhibit exceptional software engineering skills and have the confidence to take on a player-coach role.Our team is agile, innovative, and adaptive, offering the chance to work on exciting security projects and cutting-edge technologies, as well as tackling complex security and machine learning challenges.

Discover OktaAt Okta, we are revolutionizing identity management. Our mission is to enable individuals to securely utilize any technology, anytime, on any device or application. Through our versatile Okta Platform and Auth0 Platform, we deliver secure access, authentication, and automation, placing identity at the forefront of business security and growth.We value diverse perspectives and experiences at Okta. We're not just seeking candidates who meet every requirement; instead, we are looking for lifelong learners who can enrich our team with their unique insights.Join us in creating a world where identity is in your hands.The TeamOur Workforce Identity Cloud Security Engineering group is at the cutting edge of innovation, turning visionary ideas into top-notch security software solutions that support large-scale, mission-critical applications. Our security engineering team possesses a unique skill set that merges security expertise with the ability to design, implement, and deploy security features seamlessly, enhancing product functionality without hindrance. We are committed to elevating customer safety and privacy through robust security services integrated with the Okta core product.The RoleWe are in search of a seasoned and enthusiastic Staff Software Security Engineer to join our Workforce Identity Cloud Security Engineering group. This role focuses on architecting and developing security solutions that strengthen our frameworks and infrastructure. You will be encouraged to implement defense-in-depth strategies, adhere to industry security standards, and uphold the principle of least privilege, thereby enhancing our security posture.This high-impact position is set within a security-focused, dynamic organization that is on the brink of significant growth and achievement. You will serve as a key liaison between the Security and Engineering teams, forging technical synergies and shaping the security roadmap. Your efforts will concentrate on enhancing security and privacy aspects across our services, executing on a weekly release schedule. You will have the autonomy to propose exciting new projects for our roadmap and engage in initiatives utilizing cutting-edge technologies. Join us and contribute to transforming the cloud computing landscape.What You Will DoCollaborate with engineering and security teams to define innovative security roadmap requirements.Advocate security best practices and promote secure coding methodologies.

Join the Okta RevolutionAt Okta, we are redefining the way identity is managed across the globe. As the leading Identity Company, we empower individuals to securely access any technology, anytime, anywhere, using any device or application. Our versatile products, including the Okta Platform and Auth0 Platform, ensure that security and automation are seamlessly integrated into the identity management process, driving business security and innovation.We value the diversity of thought and experience and are seeking individuals who are passionate about learning and improving our team with their unique perspectives. Join us in building a future where identity is truly in your hands.The Security Engineering TeamWe focus on protecting our customers' identities and ensuring the integrity of our systems. Our team is dedicated to developing innovative security solutions that safeguard against evolving threats.The Principal Security Engineer OpportunityIn this pivotal role, you will report directly to the Security Engineering Manager and be integral in designing and implementing robust security systems that protect our infrastructure and client data.What You’ll Be DoingDesigning security architectures and frameworks.Conducting threat modeling and risk assessments.Collaborating with cross-functional teams to ensure security best practices are implemented.What You’ll Bring to the Role5+ years of experience in security engineering or related field.Strong understanding of security protocols, cryptography, and compliance.Proficiency in programming and scripting languages.Extra Credit: Nice-to-Have SkillsExperience with cloud security solutions.Knowledge of regulatory requirements (GDPR, HIPAA, etc.).Certifications such as CISSP, CISM, or equivalent.What to Expect as a Full-Time Okta Employee!Comprehensive benefitsProfessional development opportunities

Join Marqeta as a Security Operations Intern and immerse yourself in a dynamic environment where you'll develop and validate essential security operations for a publicly traded payments technology firm. As part of the Security Operations and Response team within our Product and Infrastructure Security organization, you'll engage in validating and formalizing incident response protocols, creating SOAR-based automation runbooks, and orchestrating tabletop exercises to assess our readiness against real-world threats. This role emphasizes core security operations principles such as procedure development, incident response methodologies, and team collaboration, while also offering exposure to detection engineering and automation workflows.We embrace a Flexible First work culture, allowing you to work remotely from anywhere in Ontario or British Columbia. We are excited for you to be part of our team!This internship spans 12 weeks, commencing on June 1st and concluding on August 21st, 2026.

About Us At Momentum Financial Services Group, we empower individuals by transforming the way finances operate for those who need it the most. With over four decades of expertise, we are the driving force behind Money Mart—Canada's largest non-bank branch network and a pioneer in financial solutions for underserved demographics. Our offerings range from quick loans to money transfers and prepaid cards, connecting more than a million customers annually with the funds they require, precisely when they need it. At MFSG, we unite across various teams and departments to develop solutions that dismantle barriers and provide access to financial resources that may otherwise be unavailable. Whether you’re tackling challenges, constructing systems, or shaping strategies, your contributions make a tangible difference for real individuals. What We Offer Compensation Philosophy: Our approach is designed to attract and retain exceptional talent by providing competitive, equitable, and performance-oriented rewards. We regularly benchmark against industry standards, acknowledge outstanding performance, and continuously adapt to meet the needs of our employees and our organization. Discretionary Annual Bonus: Benefit from the possibility of a discretionary bonus based on individual achievements and company performance. Comprehensive Benefits: Our benefits package includes health and dental insurance with full premium coverage. We also provide an Employee Assistance Program to support your mental health and offer resources for personal challenges. Retirement Options: Secure your future with our extensive retirement savings plans, ensuring you are well-prepared for the long term. Hybrid Work Model: Enjoy the flexibility of a hybrid work environment, allowing a balanced approach between remote and in-office work. Additional Perks: We support your growth through tuition reimbursement and professional development opportunities, as well as discounts via Perkopolis and participation in our recognition and rewards programs to celebrate your contributions. Position Overview: Senior IAM Engineer We are on the lookout for a Senior IAM Engineer to conceptualize, implement, and oversee identity and access management solutions throughout our organization. This pivotal role will be instrumental in securing our systems, facilitating seamless user access, and ensuring compliance across both internal and customer-facing platforms.

Okta is seeking a Staff Backend Engineer in Toronto, Ontario, Canada, with a focus on Non-Human Identities. This position involves building backend systems that support secure management of digital identities for devices, services, and applications. The work contributes directly to Okta’s mission of advancing digital identity solutions for organizations. Key responsibilities Design and implement backend systems that manage non-human digital identities Collaborate with fellow engineers to deliver secure and scalable solutions Influence the architecture and direction of Okta’s identity products Team environment The engineering team tackles complex identity challenges together, using modern technology. Security, reliability, and innovation guide the team’s approach to each project.

Who are we?At Cohere, our mission is to harness the power of intelligence for the benefit of humanity. We specialize in training and deploying cutting-edge models for developers and enterprises, enabling them to create innovative AI systems that deliver extraordinary experiences in content generation, semantic search, retrieval-augmented generation (RAG), and intelligent agents. Our endeavors are pivotal in accelerating the global adoption of AI technologies.We are dedicated to excellence in our craft. Each team member plays an essential role in enhancing the capabilities of our models and the value they provide to our clients. Our culture is built on hard work, rapid iteration, and a relentless focus on what is best for our customers.Cohere is comprised of a diverse team of researchers, engineers, designers, and more—each a leader in their field. We believe that diverse perspectives are crucial for creating exceptional products.Join us in our quest to shape the future of AI!About the RoleAre you passionate about secure software engineering? Do you aspire to be at the forefront of AI innovation and security? Our North team at Cohere is on the lookout for a Senior Software Engineer focusing on security to join us in our mission and make a substantial impact. This is not merely an advisory position; you will take ownership of and deliver production-level security features that our clients rely upon daily.Your Role:As a Senior Software Engineer with a specialization in security, your contributions will be vital in architecting and securing North's infrastructure. Your responsibilities will encompass:Software Development: Actively participate in the core development of security features like OIDC/OAuth flows and session management, ensuring the security of North's AI agents.Secure Coding: Write robust code to manage OIDC tokens, user claims, and sensitive information, following best practices for JWT validation and encryption.Authentication and Data Protection: Implement authentication protocols, including user login, token management, and authorization checks to safeguard data integrity.Tool Integration: Integrate new security tools to enhance North's capabilities.DevSecOps: Design and execute secret management in Kubernetes clusters, focusing on encryption and role-based access control (RBAC).Cross-functional Collaboration: Utilize strong communication skills to convey security best practices to stakeholders clearly and effectively.You may be a great fit if:You have 5+ years of experience in building secure software applications.You possess a deep understanding of security protocols and practices.You are proficient in coding languages and frameworks relevant to security development.You have a track record of successful collaboration in cross-functional teams.

Role Overview Kong Inc. is looking for a Staff Software Engineer focused on Identity and Access Management in Toronto. This role centers on improving security measures, refining user authentication, and maintaining the reliability of identity management systems. What You Will Do Enhance and maintain security protocols for identity and access management. Streamline authentication processes to support a growing user base. Work closely with teams across the company to design and deliver new solutions. Help ensure the integrity and reliability of identity management systems as needs evolve.

Join Movable Ink as a Product Security Engineer and play a pivotal role in safeguarding our codebases, CI/CD pipelines, and overall development practices. In this hands-on position, you'll adopt a security-first mindset while collaborating with engineering teams to streamline software delivery while minimizing risk. Your expertise will be crucial in enhancing automation processes that protect our code and infrastructure, especially in the face of rising threats from AI coding tools and supply chain attacks. This role is vital for proactively identifying and mitigating vulnerabilities before they are deployed to production.

Okta secures digital identity for both people and AI, building trusted, neutral infrastructure that helps organizations adapt confidently as technology evolves. The company tackles complex challenges with real-world impact and values leaders who move quickly while delivering quality results. Auth0 by Okta serves as a developer-focused authentication and authorization platform. Supporting over 100 million daily logins, Auth0 delivers secure and seamless access to applications worldwide. Its design keeps identity management straightforward, allowing customers to focus on their own innovation while relying on strong privacy and security foundations. Role overview The Organizations team at Okta extends Auth0’s features for B2B SaaS applications. This group develops tools that empower enterprise SaaS customers to manage access for their own clients and partners at scale. Work centers on supporting secure logins with proper permissions and making onboarding fast and efficient for B2B customers. Projects are shaped by customer needs and involve close collaboration with other teams. Technology stack NodeJS (JavaScript and TypeScript) PostgreSQL for data management Services deployed on AWS and Azure Containers used throughout development and production What we look for The team seeks leaders who care deeply about user experience and enjoy solving complex, large-scale problems. Experience with NodeJS, PostgreSQL, AWS, Azure, and containerized environments is important. A focus on delivering for customers is highly valued. Location This position is based in Toronto, Ontario, Canada.

Join Homebase as a Staff Security Engineer specializing in Application Security in a hybrid work environment. In this pivotal role, you will be responsible for enhancing our security posture while ensuring that our applications remain safe and secure. You will collaborate with cross-functional teams to identify vulnerabilities, implement security controls, and promote best practices in application development.We seek a proactive individual who is passionate about cybersecurity and eager to contribute to building robust security solutions. You will play a key role in shaping the security framework of our applications.

About RootlyAt Rootly, we are dedicated to transforming how organizations respond to incidents, striving to enhance reliability across all sectors. Our cutting-edge incident management platform empowers companies globally to address incidents swiftly and effectively. We're not just redefining an industry; we're pioneering a new multi-billion dollar segment and require exceptional talent to help us realize this ambitious vision.Our clients include some of the fastest-growing names in the world, such as NVIDIA, Figma, Canva, Tripadvisor, and Squarespace, who trust Rootly to streamline their critical incident management processes. They appreciate our robust, enterprise-ready platform and collaborative partnership model, consistently rating us 5 stars on G2.Our investors share our enthusiasm. Backed by prominent funds including Y Combinator, along with industry leaders from Dropbox and GitHub, we prioritize transparency in our culture. Monthly financial reviews keep our team informed about the business's health, and our weekly changelog keeps everyone updated on our developments.About the RoleAs a Senior Security Engineer, you will be instrumental in advancing our security initiatives, working closely with diverse teams to ensure the reliability and scalability of our products. You will design systems, tools, and solutions that secure our mission-critical applications while contributing to organization-wide efforts to automate, optimize, and enhance our security protocols.Develop security solutions that not only meet rigorous standards but also exceed the expectations of our developers and customers.Play a key role in vital security initiatives, including identity and access management, vulnerability management, incident response, security control implementation, and infrastructure security.Collaborate closely with engineering teams to deliver secure, reliable, and scalable solutions for our valued customers.With our expanding customer base, tackle intriguing technical challenges to scale our product effectively.Participate in the on-call rotation, swiftly addressing and resolving security incidents as they occur.

Empower Every Identity, from AI to HumanityAt Okta, we believe identity is the gateway to unlocking the full potential of AI. Our mission is to secure AI by establishing a trusted and neutral infrastructure that enables organizations to safely navigate this transformative era. We seek passionate builders and proactive problem solvers who thrive in a fast-paced environment and are committed to excellence.This is your chance to engage in career-defining work. If you share our mission, we want to hear from you!The Okta Security team is dedicated to reinforcing Okta’s role as the premier Identity-as-a-Service provider by identifying and mitigating risks to our employees, products, and most importantly, our customers.As part of the Security Trust & Culture team, we focus on bolstering customer confidence in Okta’s identity services. We collaborate closely with Okta’s go-to-market teams, serving as a key resource. The Customer Assurance team acts as the central repository for security information, offering extensive guidance and resources to enable our customers to effectively manage their risks.As a Staff Security Analyst in Customer Assurance, you will prioritize and respond efficiently to inquiries regarding our security program and related due diligence requests. You will serve as an essential link between our customers and internal engineering teams, ensuring clear communication regarding Okta’s security posture. Your responsibilities will include training local sales teams, managing complex escalations, and driving technological innovations to globally enhance Customer Assurance efforts.This role demands a unique skill set: the ability to analyze technical issues, communicate security-related topics effectively to both internal and external stakeholders, collaborate with internal business units for timely project execution, and present information to upper management as necessary. The ideal candidate will possess experience in SaaS cloud security risk assessment and a robust understanding of identity management core principles. If you aspire to make a significant impact on the security program of a leading global cloud provider, we invite you to join us.

WHO WE AREFounded in New York City, Take-Two Interactive Software, Inc. stands as a premier developer, publisher, and marketer of interactive entertainment, captivating consumers worldwide. Our diverse portfolio includes renowned brands such as Rockstar Games, 2K, and Zynga, delivering outstanding products across console gaming systems, PCs, and mobile devices, accessible through various channels including physical retail, digital downloads, online platforms, and cloud streaming services. As a publicly traded company on NASDAQ under the symbol TTWO, we pride ourselves on our dynamic workplace that fosters creativity, innovation, and efficiency while offering ample opportunities for individual and team growth.Our work environment—whether in-office or remote—embraces a casual and welcoming atmosphere. We believe in balancing hard work with enjoyment, making it a rewarding place to pursue your passions daily.

WHO WE ARE Take-Two Interactive Software, Inc., headquartered in the vibrant city of New York, is a premier developer, publisher, and marketer of interactive entertainment, captivating audiences worldwide. With iconic brands such as Rockstar Games, 2K, and Zynga under our umbrella, we are driven by a passion for creating unforgettable entertainment experiences. Our commitment to creativity, innovation, and efficiency is at the core of our operations, enabling us to deliver high-quality products across various platforms. For more details about our company and offerings, visit http://www.take2games.com. Our workplace, whether physical or virtual, fosters a casual yet inspiring environment. We are dedicated to individual and team development, providing opportunities for continuous learning in a fast-paced and evolving industry. While we work diligently, we also value enjoyment and believe in creating a workplace where you can pursue your passions every day. THE CHALLENGE We are seeking a dynamic Lead Security Operations Engineer to spearhead the design, implementation, and management of our Security Orchestration, Automation, and Response (SOAR) platform. As the technical leader in this role, you will enhance our security automation capabilities, leveraging an array of technologies including security tools, APIs, and cloud services to optimize our security operations and elevate our incident response effectiveness. Your expertise will play a critical role in protecting Take-Two and its affiliated systems, networks, and data. In this position, you will collaborate closely with Take-Two's Information Security teams, reporting directly to the Director of Security Operations Engineering. WHAT YOU’LL TAKE ON SOAR Platform Management: Lead the design, development, and maintenance of SOAR playbooks, workflows, and integrations with various security tools. Automation and Optimization: Identify and implement automation improvements to enhance the speed and precision of our security operations and incident responses. Technical Leadership: Serve as a domain expert for SOAR, providing technical guidance, mentorship, and support to the security team. Collaboration and Strategy: Partner with other security teams to develop strategies that enhance our overall security posture.

As a Senior Security Operations Engineer at Cohere, you will play a pivotal role in safeguarding our digital infrastructure. You will be responsible for identifying vulnerabilities, responding to incidents, and implementing security measures to protect our assets. Your expertise will contribute to enhancing our overall security posture and ensuring compliance with industry standards.

Join us in revolutionizing the financial landscape.Our goal is to make finance accessible to everyone. An estimated $124 trillion in assets will be passed down to younger generations over the next two decades, marking the largest wealth transfer in history. If you're eager to be at the forefront of this monumental cultural and financial evolution, we invite you to explore this opportunity further.About the Team and RoleWe are assembling a premier team dedicated to leveraging cutting-edge technology to tackle the most pressing issues in finance. We seek innovative thinkers, adept problem-solvers, and proactive builders who are motivated to make a meaningful impact. At Robinhood, complacency is not an option; it’s a place where driven individuals can produce their finest work. Our team operates with high standards and an unwavering commitment to ethics.The mission of our Red Team is to proactively identify and emulate real-world cybersecurity threats against Robinhood’s platforms and personnel. Through red teaming and adversarial simulations, we assess security measures, uncover vulnerabilities, and work closely with Detection & Response, Physical Security, and Engineering to enhance our overall security posture.As a Senior Offensive Security Engineer, you will play a vital role in designing and executing covert adversarial simulations to validate our security assumptions and expose gaps in our detection and response capabilities. You will utilize threat modeling, penetration testing, and research-driven techniques to mimic sophisticated attacks while collaborating across teams to enhance our defenses and develop more secure systems.This position is based in our Toronto, Canada office, with in-person attendance required at least three days a week.At Robinhood, we champion the benefits of in-person collaboration to accelerate innovation and foster community. Our office environment is purposefully designed to energize and support high-performing teams.