Security Engineer

About SumUpAt SumUp, we celebrate the everyday hero—the individuals who possess the courage to pursue their passions and the determination to turn dreams into reality.Our mission centers around small business owners, and we are dedicated to crafting powerful, user-friendly financial solutions that empower them to thrive. With a founder's mentality and a team-first mindset, our diverse teams across Europe, South America, and the United States collaborate to ensure that small business owners can focus on what they love.Your TeamYou will become a vital member of SumUp’s Global Internal Audit team, which is part of our broader G&A / GRC function and reports directly to the Global Head of Internal Audit.This team plays a crucial role in safeguarding SumUp’s integrity, ensuring regulatory compliance, and fostering trust with our Board, Audit Committee, and regulators. As our IT Internal Auditor, you will contribute your technology and data analytics expertise, partnering closely with senior leaders across the organization.Your role will position you as the key expert for technology-focused audits, enabling us to effectively evaluate IT risks, controls, and governance within our rapidly expanding global fintech environment.

Role Overview Telefonica Tech is hiring a Senior Security Specialist (Framework & Process Lead) for a contract role based in London. This position leads the creation and rollout of security frameworks and processes across the organization. What You Will Do Design and implement security frameworks tailored to organizational needs Develop and refine security processes to strengthen company protocols Work closely with teams to ensure consistent adoption of security standards About Telefonica Tech Telefonica Tech focuses on innovation and high standards in technology and security. The team values practical solutions and continuous improvement.

ASOS is looking for a Security Specialist in London with experience in Security Operations Center (SOC) activities and incident response. This role helps protect the company’s digital assets by monitoring for threats and managing security incidents as they arise. Main responsibilities Monitor company systems and networks to identify potential security threats and unusual activity. Respond to security incidents, coordinating with teams across the business to contain and resolve issues. Contribute to the development and maintenance of security policies, procedures, and incident response plans. Keep up to date with the latest security threats, vulnerabilities, and trends. Collaboration This position works closely with teams from different parts of the business to help safeguard ASOS’s systems and data.

About WRITERWRITER empowers the world's leading enterprises to harness AI-driven workflows. Our mission is to amplify human potential through advanced intelligence. We're demonstrating this potential with robust, reliable AI solutions that unite IT and business teams, facilitating comprehensive transformation across enterprises. With WRITER's integrated platform, numerous organizations including Mars, Marriott, Uber, and Vanguard are crafting and deploying AI agents rooted in their proprietary data and enhanced by WRITER's enterprise-grade large language models (LLMs). Valued at $1.9 billion and supported by top-tier investors such as Premji Invest, Radical Ventures, and ICONIQ Growth, WRITER is swiftly establishing itself as the forefront leader in enterprise generative AI.Established in 2020, with offices in San Francisco, New York City, Austin, Chicago, and London, our team is ambitious and agile, seeking intelligent, dedicated innovators and builders to join us in our quest to shape the future of work with AI. About the RoleSeize the opportunity to influence AI governance at one of the most rapidly expanding companies in enterprise AI. As a Security Specialist for Governance, Risk, and Compliance (GRC) at WRITER, you will construct the frameworks that ensure our AI platform secures the trust of the world's leading enterprises. This role goes beyond mere compliance; you will develop the compliance framework that enables WRITER to scale both securely and efficiently while maintaining a pace of innovation.The potential here is remarkable: you will operate at the intersection of AI, security, and business facilitation, helping to define governance standards for AI systems that are relatively new. You will lead audit engagements for SOC 2, ISO 27001, and other essential certifications, respond to client security assessments critical to major contracts, and create policies and controls to safeguard our AI models and the sensitive information flowing through them. Your role will involve translating complex regulatory mandates into actionable, business-aligned security measures while collaborating with Engineering, Legal, Product, and Sales teams to ensure WRITER can penetrate highly regulated sectors without sacrificing our momentum.This position can be performed remotely within the US or in a hybrid capacity from our San Francisco or New York City offices, reporting directly to the Head of Security.

Join our dynamic team at Pace Consulting as a Product Security Specialist, focusing on the critical field of cyber security for medical devices. In this role, you will be responsible for ensuring the security and integrity of medical products throughout their lifecycle. This position demands a proactive approach to identifying vulnerabilities and implementing effective solutions to safeguard sensitive patient data and comply with regulatory standards.

Role Overview Evelyn Partners is seeking a Security Operations Specialist in London. This role focuses on protecting our information systems and supporting the stability of our business operations. What You Will Do Monitor security incidents and respond as needed Conduct risk assessments to identify potential threats Work with teams across the company to put effective security measures in place About Evelyn Partners Evelyn Partners values a proactive approach to cybersecurity and welcomes those ready to help strengthen our security posture.

Turner & Townsend is seeking skilled PMO Specialists to support our National Security accounts, particularly those who currently possess the highest level of UK government clearance. This is a unique opportunity to contribute to critical projects in the Government and Defence sector.To understand more about UK clearance and vetting, please visit: UK Security Vetting and ClearanceThe roles we are looking to fill include:PMO ManagerCoachSchedulerPlannerInsights & Reporting ManagerIf you have any of the aforementioned skills and hold the highest level of UK clearance, we are eager to connect with you.

Join Us in Shaping the Future of Cyber Security.At Quantexa, we believe in the power of innovation and continuous improvement. Our mission is to forge meaningful relationships with our clients and drive impactful change across various industries. With a diverse workforce comprising over 50 nationalities and 20 languages spoken, we foster an inclusive environment where every voice matters. Here, you will find the autonomy and support needed to craft a career that aligns with your aspirations.The Role.We are seeking a proactive and technically skilled Cyber Security Engineer to join our Security Operations team. In this hands-on role, you will be instrumental in safeguarding Quantexa's digital assets. Your responsibilities will include the operational management, optimization, and monitoring of essential security platforms, focusing on Zscaler, cloud monitoring via Wiz, and endpoint detection and response through CrowdStrike.Collaborating closely with the broader Security Operations team, you will ensure that security alerts, findings, and detections are efficiently triaged, validated, documented, and remediated. Your contributions will directly enhance Quantexa's security posture by minimizing risk, bolstering detection capabilities, and ensuring timely responses to security incidents.This position is ideal for a curious and detail-oriented professional who thrives on working with cutting-edge security tools, embraces disciplined execution, and seeks opportunities for ongoing improvement.Your Responsibilities.Wiz (Cloud Security Posture Management)Daily monitoring and triaging of Wiz findings, validating alerts and assessing operational impact.Engaging in tuning and threat hunting within Wiz and other security tools.Identifying misconfigurations, excessive permissions, and exposed assets while escalating issues as necessary.Tracking remediation progress with engineering teams and ensuring the resolution of high-priority issues.Zscaler (Web Security Tunnel 2.0)Reviewing and triaging Zscaler alerts and policy violations according to documented response procedures.Investigating suspicious traffic, access attempts, and user activity to determine legitimacy.

Role Overview Aircall is looking for a Security Engineer focused on Product Security to help protect our products and platform. This role is based in our London office. What You Will Do Work with teams across engineering, product, and other functions to spot vulnerabilities and address them early in the development process. Implement security measures that fit our product development lifecycle. Lead security initiatives that strengthen customer trust and protect sensitive data. Support efforts to keep our security standards high as our platform evolves. Impact This role directly shapes the security of Aircall’s products and the safety of customer data. The work supports our commitment to strong security practices and helps maintain trust with our users.

Jobs for Humanity is hiring a Security Manager in London. This role centers on leading and improving security operations to protect both people and property across the organization. Role overview The Security Manager will oversee daily security activities, working to maintain a safe environment for employees and safeguard company assets. The position calls for a proactive approach to identifying and addressing potential risks. What you will do Supervise and enhance security operations throughout the organization Ensure the safety of staff and physical assets Implement and update security policies as needed Requirements Proven experience in security management Strong motivation and attention to detail Ability to take ownership of security operations

At SOS Security, we pride ourselves on delivering modern and values-driven security solutions. We are currently looking for a dedicated and professional Security Guard to join our team at one of Harrow's premier residential sites.The ideal candidate will be well-presented, articulate, and dependable, ready to provide top-tier security services for our contract in London HA7. Work Schedule:Friday to Sunday, 18:00 PM - 6:00 AMTotal: 36 hours per week Compensation:£12.95 per hour Key Responsibilities:Conduct routine patrols throughout the premises.Request trespassers to vacate the property.Remove non-compliant visitors as necessary.Report incidents promptly as they arise.Manage entry access to the venue.Assist distressed customers and provide first aid when required.Observe and monitor customer behavior.Ensure compliance with health and safety protocols.Enforce venue regulations effectively. Qualifications:Strong commitment to customer service and understanding client needs.Current SIA license.Ability to account for activities over the last 5 years.Eligibility to work in the UK.Experience in a fast-paced customer service environment, preferably in hospitality or corporate security.Proven customer-facing experience.Flexibility to cover additional shifts if needed.Drive and motivation to excel as a team player.Self-starter with strong initiative.Excellent organizational skills and capability to meet tight deadlines.Strong record-keeping and data management abilities. Benefits:Attractive earning potential.Opportunity to work in a state-of-the-art residential complex known for its exceptional service and ambiance.Access to top-tier training programs.Opportunities for career advancement.Collaborate with experienced and supportive security personnel.Supportive management team committed to your success.

About the Position Jane Street is seeking a skilled Identity Security Engineer with expertise in engineering hybrid Windows platforms to become a vital member of our expanding team. Our IT Security team is committed to safeguarding access to Jane Street's IT systems. In this role, you will be instrumental in enhancing the organization's security posture through a blend of hands-on technical work and collaborative efforts with cross-functional engineering teams to initiate transformative security projects. Key Responsibilities: Serve as a technical security authority, offering insights on EntraID, M365, Azure tools, and security best practices. Lead the implementation and validation of robust security controls to minimize attack pathways between on-premises and external platforms. Identify security vulnerabilities and recommend operational improvements to meet our security standards. Provide technical guidance and influence cross-functional technology teams to facilitate cloud adoption. We are looking for an individual ready to make an immediate impact, capable of prioritizing work in a fast-paced environment. This position is more than just execution; we will rely on your judgment and quick thinking to guide our remediation and mitigation strategies for our Windows infrastructure. Your decisions will have far-reaching implications across the firm. About You: Possess a solid understanding of Microsoft security policies and configurations across Microsoft cloud services (SaaS/PaaS), IAM, and Privilege Access Management. Exhibit a strong grasp of industry-standard SSO technologies and authentication protocols (OpenID Connect, SAML, OAuth, Kerberos, LDAP, etc.). Have experience designing, implementing, and supporting Microsoft security infrastructure in live environments. Provide security recommendations regarding certificate policies, templates, and key sizes to uphold secure cryptographic standards. Manage and secure Azure resources utilizing a code-driven methodology. Be eager to develop scalable and repeatable security practices through automation, including certificate enrollment and renewal processes. Fluent in English. If you are a recruiting agency interested in partnering with us, please reach out to agency-partnerships@janestreet.com.

Join our dynamic team at Lendable as a Cyber Security Engineer, where you will play a pivotal role in safeguarding our digital assets and ensuring the integrity of our systems. In this position, you will be responsible for the design, implementation, and maintenance of security protocols across our network and applications. You will work closely with cross-functional teams to identify vulnerabilities and develop strategies to mitigate risks.

Abound is changing how consumer lending works in the UK and beyond. By combining advanced AI with Open Banking data, the company looks at a person’s complete financial situation, not just a credit score, to make lending decisions that are fairer and more accurate. Since launch, Abound has issued over £1.3bn in loans, with a credit performance that outpaces industry averages. The company became profitable within 2.5 years and has backing from major investors, including Citi and Deutsche Bank. With over £2bn in funding, Abound is recognized as one of Europe’s fastest-growing fintechs. Role overview This Senior Security Engineer position is based in London and sits within the Platform team. The role blends DevSecOps responsibilities, serving as a bridge between product engineering and Corporate IT. As a hands-on contributor, the Senior Security Engineer critically reviews security architecture across both production and internal IT environments. During the first 6 to 12 months, the focus will be on designing and implementing next-generation cloud security architecture in AWS and GCP. The role also involves building and maturing internal SOC capabilities, particularly around detection and response. What you will do Manage Microsoft Sentinel to strengthen SIEM/SOAR capabilities Automate RBAC for identity and access management across AWS, Microsoft Entra, and internal systems Embed security controls into GitLab CI/CD pipelines, including scanning, infrastructure-as-code reviews, and automated policy enforcement Support a shift-left approach by integrating security throughout the software development lifecycle Technology stack Cloud & Compute: AWS, ECS Fargate, Aurora, Lambda, GCP Data Lake: S3, DMS, Glue Security & Identity: Microsoft Defender (XDR), Microsoft Sentinel (SIEM/SOAR), Defender for Cloud (CSPM), Microsoft 365, Entra, Intune Cloud Security Tooling: GuardDuty, Security Hub, Inspector, Security Command Center Code & Infrastructure: Terraform, GitLab CI/CD

Join our team as a Relief Security Officer in London, where you will play a crucial role in maintaining safety and security within various environments. This dynamic position requires a vigilant and proactive individual who can adapt to differing security needs across multiple sites.As a Relief Security Officer, you will be responsible for monitoring premises, conducting regular patrols, and ensuring that all security protocols are followed. Your keen attention to detail and excellent communication skills will be vital in addressing any incidents or emergencies that may arise.

Join our team as a Security Lead at ben, where your expertise will play a crucial role in safeguarding our organization. You will be responsible for overseeing our security protocols, identifying vulnerabilities, and implementing effective strategies to mitigate risks. This is an exciting opportunity to lead a dedicated team and enhance our security measures in a dynamic environment.

ABOUT AvolutionJoin Avolution, a prestigious global leader in Enterprise Architecture Software with over 20 years of experience. Our established presence spans across London, Sydney, Northern Virginia, and Singapore, and we are recognized in the Gartner Magic Quadrant as an industry frontrunner. Become part of our intelligent, friendly team, where your skills and initiative will drive our growth while enjoying a culture rated as collegial, collaborative, flexible, and supportive by our employees.Key ResponsibilitiesCloud & Infrastructure SecurityDesign, manage, and enhance security configurations across Azure and AWS environments, ensuring seamless integration with Office 365.Implement and enforce industry best practices for identity and access management (IAM) in Azure AD (Entra ID) and AWS IAM.Monitor cloud workloads for vulnerabilities, misconfigurations, and threats utilizing tools such as Microsoft Defender.Collaborate with DevOps/Engineering teams to embed security controls into CI/CD pipelines, advocating for DevSecOps principles.Conduct thorough security assessments, including aiding in penetration testing and risk evaluations to identify and mitigate potential vulnerabilities.Endpoint & Identity SecurityEnhance device posture, compliance, and management utilizing Microsoft Intune and Defender for Endpoint.Develop and maintain solid conditional access, multi-factor authentication (MFA), and endpoint protection policies.Oversee secure identity lifecycle processes, enforcing least-privilege access and zero-trust principles.Security OperationsRespond promptly to security alerts, incidents, and vulnerabilities with thorough investigations and remediation actions.Perform regular risk assessments, security reviews, and internal audits.Manage and optimize security tools, including SIEM, EDR, vulnerability scanners, and the Microsoft Defender suite.Lead incident response efforts and coordinate with cross-functional teams.Compliance & GovernanceSupport ISO 27001:2022 recertification and ongoing compliance activities, including internal audits.Prepare for and assist in obtaining additional compliance certifications (e.g., SOC 2, GDPR) to facilitate company growth.Develop, maintain, and enhance security policies, procedures, and technical documentation.Track, report on, and address audit findings or compliance gaps.Collaboration & CulturePartner with globally distributed teams across EMEA, AMER, and APAC regions.Educate internal teams on security best practices and cultivate a security-first culture through training and awareness initiatives.

Role Overview Securitas is hiring a Site Security Manager in London. This role focuses on supervising and improving day-to-day security operations for client sites. The manager will work to maintain a safe environment for both people and property. What You Will Do Lead and support a team of security professionals on site Implement and maintain security protocols and procedures Work closely with clients to understand and address their security requirements Monitor operations to ensure high standards of safety and service Location London

Join DeepL as the Head of SecurityAt DeepL, we are a pioneering AI product and research organization that develops secure, intelligent solutions to address intricate business challenges. Our Language AI platform is trusted by over 200,000 business clients and millions of individuals across 228 global markets, offering human-like translations, enhanced writing, and real-time voice translation. Since our inception in 2017 under the leadership of CEO Jarek Kutylowski, we have developed a team of over 1,000 dedicated employees and garnered support from esteemed investors such as Benchmark, IVP, and Index Ventures.Our ambition is to lead globally in reliable, intelligent AI technology, creating products that enhance communication, strengthen connections, and make a significant impact. We invite talented individuals to join us on this exciting journey. If you are ready to influence the future of AI and advance your career in a dynamic, purpose-driven environment, DeepL is the place to be.Why Choose DeepL?What distinguishes us is our unique combination of advanced AI technology, meaningful work, and a culture that fosters personal growth. Our team comprises innovators, researchers, and creators united by a common mission to unlock human potential by simplifying, enhancing, and connecting work processes.Feedback about working at DeepL has been overwhelmingly positive, likely due to our technology that empowers millions to communicate and collaborate more effectively, or the trust, curiosity, and care that define our culture.Being part of DeepL means joining a team committed to innovation, growth, and well-being. Explore more about our culture on LinkedIn, Instagram, and our Blog.Your Key ResponsibilitiesStrategic Leadership & OwnershipOversee the comprehensive Information and IT Security strategy, guiding teams responsible for infrastructure security, application security, organizational security, and information governance. Design, implement, and uphold robust security frameworks that guarantee the confidentiality, integrity, and availability of systems.