Full Stack Engineer (£120k-£135k + Equity) at $2.3M seed-funded AI cybersecurity startup

Added 21/05/2026

We are seeking a talented Full Stack Engineer to join an innovative AI cybersecurity startup that has recently secured £2.3M in seed funding. In this dynamic role, you will be responsible for designing, developing, and maintaining scalable web applications that enhance our cybersecurity solutions. You will work closely with cross-functional teams to define project requirements, create technical specifications, and implement robust software features. Your expertise will be crucial in ensuring high performance, responsiveness, and security across our platforms. Additionally, you will collaborate with UX/UI designers to create user-friendly interfaces that meet our customers' needs. The ideal candidate will possess a...

Technical Lead / CTO (+ Equity) at London startup building national security software

Added 21/05/2026

We are seeking a dynamic Technical Lead / CTO to join a pioneering London-based startup focused on developing cutting-edge national security software. In this role, you will spearhead the technical vision and strategy while overseeing the development and deployment of innovative software solutions. You will lead a talented engineering team, providing mentorship and guidance to ensure the successful execution of projects from conception to launch. You will be responsible for defining the technical architecture, implementing best practices, and fostering an agile development environment that encourages creativity and collaboration. As a key member of the leadership team, you will engage with...

IT & Security Associate at VC-backed autonomous manufacturing startup

Added 11/05/2026

Join a dynamic and innovative VC-backed autonomous manufacturing startup as an IT & Security Associate. In this pivotal role, you will be responsible for maintaining and enhancing our IT infrastructure and security protocols. Your primary duties will include monitoring network performance, troubleshooting hardware and software issues, and ensuring the security of sensitive data. You will collaborate with cross-functional teams to implement IT policies and procedures that align with industry standards, ensuring the highest levels of operational efficiency and data integrity. As an IT & Security Associate, you will also play a key role in conducting regular security audits, managing user...

Lead Security Engineer, Detection & Response (Data Platform)

Added 06/05/2026

We are seeking a highly skilled Lead Security Engineer specializing in Detection & Response for our Data Platform team. In this pivotal role, you will be responsible for designing, implementing, and managing security solutions that protect our data assets against potential threats. You will lead security incident response efforts, including detection, analysis, and remediation of security incidents. Collaborating with cross-functional teams, you will ensure that security best practices are integrated into the data platform architecture and operations, enhancing the overall security posture of our organization. Your expertise will be critical in developing and maintaining detection mechanisms, utilizing advanced threat intelligence,...

Senior Security Platform Engineer

Added 02/06/2026

We are seeking a highly skilled Senior Security Platform Engineer to join our dynamic team. In this role, you will be responsible for the design, implementation, and maintenance of advanced security platforms to protect our critical infrastructure and data. You will collaborate closely with cross-functional teams to develop security solutions that meet compliance standards and enhance our overall security posture. Your expertise will be instrumental in identifying potential vulnerabilities, conducting risk assessments, and providing recommendations for remediation. Additionally, you will play a key role in incident response efforts, ensuring timely detection and resolution of security threats. The ideal candidate will...

Senior Security Platform Engineer

Added 29/05/2026

We are seeking a highly skilled Senior Security Platform Engineer to join our dynamic team. In this role, you will be responsible for designing, implementing, and maintaining robust security solutions that protect our systems and data. You will collaborate with cross-functional teams to identify security requirements, conduct risk assessments, and develop strategies to mitigate vulnerabilities. Your expertise will be essential in establishing security guidelines and ensuring compliance with industry standards and regulations. The ideal candidate will possess a deep understanding of security architecture, cloud security, and threat intelligence. You will lead the development of security policies and procedures, oversee security...

Cloud Platform Security Engineer

Added 27/05/2026

We are seeking a skilled Cloud Platform Security Engineer to join our dynamic team. In this role, you will be responsible for designing, implementing, and maintaining security measures for our cloud infrastructure. Your primary focus will be to ensure the confidentiality, integrity, and availability of data and services hosted in the cloud. You will work closely with cross-functional teams to identify and mitigate security risks, develop security policies, and ensure compliance with industry standards and regulations. The ideal candidate will have a deep understanding of cloud technologies, including AWS, Azure, or Google Cloud Platform, and experience with security best practices...

Kubernetes Platform Security Engineer (Contract)

Added 21/05/2026

We are seeking a skilled Kubernetes Platform Security Engineer for a contract role to enhance the security posture of our Kubernetes environments. The ideal candidate will be responsible for implementing and maintaining security best practices across the entire Kubernetes lifecycle. This includes designing, configuring, and monitoring secure Kubernetes clusters, as well as conducting vulnerability assessments and remediation efforts. You will collaborate with development and operations teams to ensure that containerized applications adhere to security standards and protocols. The successful applicant will have extensive experience in Kubernetes and container security, with a strong understanding of network policies, role-based access control (RBAC),...

Lead Azure Platform Security Engineer

Added 18/05/2026

We are seeking a highly skilled Lead Azure Platform Security Engineer to join our dynamic team. In this role, you will be responsible for designing, implementing, and managing security frameworks for Azure cloud environments. Your primary duties will include assessing security risks, developing security policies, and ensuring compliance with industry standards. You will collaborate with cross-functional teams to integrate security best practices into the software development lifecycle and leverage Azure's security features to safeguard our cloud infrastructure. The ideal candidate will have extensive experience in cloud security, specifically within the Azure ecosystem, and possess a deep understanding of secure cloud...

Azure Principal Platform Engineer - UK Security Clearance eligibility required

Added 08/05/2026

We are seeking an experienced Azure Principal Platform Engineer with eligibility for UK Security Clearance to join our dynamic team. In this role, you will be responsible for architecting, implementing, and maintaining Azure-based solutions that meet the highest security standards. You will collaborate with cross-functional teams to design cloud infrastructure, ensuring it aligns with best practices for security, scalability, and performance. Your expertise will be vital in optimizing existing platforms and driving the adoption of new technologies to enhance operational efficiencies. Key responsibilities include leading the design and deployment of Azure services, overseeing the migration of on-premises applications to the...

AWS Senior Platform Engineer - UK Security Clearance eligibility required

Added 08/05/2026

We are seeking an experienced AWS Senior Platform Engineer to join our dynamic team. The ideal candidate will have a strong background in cloud architecture and engineering, with a specific focus on AWS services. You will be responsible for designing, implementing, and managing scalable cloud solutions that meet the security requirements for our clients. Your role will involve collaborating with cross-functional teams to develop robust infrastructure, ensuring best practices in cloud security and compliance. A key part of your responsibilities will include automating processes using Infrastructure as Code (IaC) tools, such as Terraform or CloudFormation, to enhance efficiency and reduce...

Senior Security Platform Engineer

Added 08/05/2026

We are seeking a highly skilled Senior Security Platform Engineer to join our dynamic team. In this role, you will be responsible for designing, implementing, and maintaining robust security solutions across our platform. Your expertise will help safeguard sensitive data and ensure compliance with industry standards. You will collaborate with cross-functional teams to identify vulnerabilities, develop mitigation strategies, and enhance our security posture. Additionally, you will monitor security events, conduct risk assessments, and respond to security incidents effectively. The ideal candidate will possess a deep understanding of security architecture and engineering principles, along with hands-on experience in deploying security tools...

AWS Principal Platform Engineer - UK Security Clearance eligibility required.

Added 08/05/2026

We are seeking an experienced AWS Principal Platform Engineer with eligibility for UK Security Clearance to join our innovative team. In this role, you will be responsible for designing, implementing, and maintaining scalable and secure cloud platforms on AWS. You will leverage your expertise in cloud architecture to drive the adoption of best practices and ensure the efficiency of our cloud-based solutions. Collaborating closely with cross-functional teams, you will provide technical guidance and support in the development of new features, ensuring alignment with security standards and compliance requirements. Your key responsibilities will include optimizing cloud infrastructure, automating deployment processes, and...