8 of 8 Principal Security Engineer Jobs in England

Press space or enter keys to toggle section visibility Location London Job Type Full Time Posted Date 16-Jun-2025 Ref # 62659 We are seeking a Principal Security Engineer to lead and drive security engineering efforts across our cloud and application environments. This strategic, hands-on role requires expertise in cloud security, secure development … practices, and the implementation of advanced security controls. You will serve as a leader within the Consumer Security Engineering team, driving security initiatives across cloud platforms, microservice architectures, digital products, application security, and enterprise security. You will define and build comprehensive security strategies in collaboration with developers, DevSecOps engineers, ensuring that security is seamlessly … integrated into our CI/CD pipelines and all layers of infrastructure. Additionally, you will supervise security tool management and ensure cyber resiliency for consumer applications. A deep understanding of Google Cloud Security, Application Security, API security, and customer security systems is crucial. Key Responsibilities: Design and Implement Security Strategy: Develop and implement the More ❯

Senior Principal Software Engineer - Email Security Senior Principal Software Engineer - Email Security 2 days ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Description Principal/Senior Principal Software Engineer Email Security The driving force behind our award-winning Email Security Product at Mimecast Dive into the forefront of innovation with our Email Security engineering team. Our pioneering Email Security solution pushes on the boundaries of whats possible, leveraging the latest technologies and tooling in AWS. Description Principal/Senior Principal Software Engineer Email Security The driving force behind our award-winning Email Security Product at Mimecast Dive into the forefront of innovation with our Email Security engineering team. Our pioneering Email Security solution pushes on the boundaries of whats possible, leveraging the latest technologies and tooling in AWS. Why Join Our Team? Join us in tackling email processing challenges at an immense scale with our innovative Email Security team More ❯

Principal Security Engineer, AWS Managed Services (AMS) Job ID: AWS EMEA SARL (UK Branch) AWS is seeking a skilled and forward looking Security Engineer to help drive security outcomes at scale for customers around the world. This role blends technical security engineering with high-impact customer engagement. You will work directly with CISOs … security executives, and engineering teams across a global customer base to understand their challenges and translate them into scalable technical solutions. You will collaborate with AWS service teams, security specialists, and support organisations to build and scale security mechanisms that raise the bar for all customers. Your work will influence how AWS enables customers to prevent, detect … and respond to security threats at scale. This is a role for engineers who are technically credible and operationally experienced, capable of influencing senior stakeholders, and comfortable navigating complex security domains. You will design, prototype, and guide the deployment of mechanisms that operate across thousands of AWS environments and contribute directly to improving customer security posture globally. More ❯

with our innovative communication solutions. Our comprehensive product portfolio includes SMS, email, WhatsApp, and other services, enabling organisations to communicate brilliantly and effectively. As we enhance our focus on security in an increasingly complex digital environment, we are on the lookout for a Principal Security Operations Engineer to join our Technical Operations team. In this pivotal … role, you will spearhead security operations initiatives and ensure that our platforms are resilient against cyber threats while maintaining compliance with industry standards. In your role as Principal Security Operations Engineer, you will: Act as a primary point of contact for security incidents, leading investigations, and ensuring effective resolution Design, implement, and manage security measures for our applications and infrastructure to protect against security breaches Develop a rigorous incident response plan and lead post-incident reviews to improve our security posture Collaborate closely with development and infrastructure teams to integrate security practices into the DevOps pipeline Oversee the deployment and management of security monitoring tools to ensure real-time More ❯

and future states of the organisation and make faster, more informed decisions. The company is headquartered in London, with offices in Philadelphia, The Hague, Toronto, and Sydney. Role The Principal Security Engineer is a strategic, hands-on leader responsible for evaluating, evolving, and executing Orgvue's security engineering strategy across our entire application development and cloud … hosting estate. Partnering closely with Information Security, Engineering, and Product teams, you will embed secure-by-design principles throughout the software-development lifecycle (SDLC), champion modern DevSecOps practices, and ensure that security is a first-class citizen in everything we build and operate. This role reports directly to the Chief Technology Officer (CTO) and maintains a dotted-line … relationship with the VP of TechOps. Responsibilities Security Strategy & Governance - Define and continuously refine the technical security roadmap that aligns with business objectives, industry best practice (e.g., NIST CSF, OWASP SAMM), and compliance frameworks (SOC 2, ISO 27001, GDPR). Secure SDLC & DevSecOps - Build and maintain guardrails for static/dynamic analysis, container and IaC scanning, SBOM management More ❯

Principal/Senior Principal Software Engineer - Email Security The driving force behind our award-winning Email Security Product at Mimecast Dive into the forefront of innovation with our Email Security engineering team. Our pioneering Email Security solution pushes on the boundaries of what's possible, leveraging the latest technologies and tooling in AWS. … Why Join Our Team? "Join us in tackling email processing challenges at an immense scale with our innovative Email Security team! Our MTA process billions of emails from millions of users on thousands of servers each day!" - Hiring Manager What You'll Do? As Principal/Senior Principal Engineer, you will play a pivotal role in … Code. Engage with the team through collaboration, problem-solving, and teamwork. Continually improve team efficiency, personal skills, and team skills. Take ownership and create accountability within the team. Lead security reviews of designs and implementations. Act as a technical lead within the team, fostering collaboration and teamwork. Apply technology trends and industry innovations to our products. Coach and mentor More ❯

Job Description: Leonardo are currently seeking a skilled Principal Cyber Security Engineer to join our Enterprise Security Engineering Team in Bristol. This role offers the opportunity to make a real impact by shaping the future of cyber defence for the UK's most critical national systems. Your Impact You will contribute to safeguarding vital national information … systems by: Taking ownership of SIEM (Splunk) management to ensure high availability and performance Driving continual improvement in system configurations and overall security posture Leading integration of new log sources, ensuring alignment with Common Information Model (CIM) data structures Managing upgrades to Splunk agents and SIEM platforms to maintain a secure, up-to-date environment Supporting analysts as a … complex enterprise applications, including deployments and integrations Familiarity with automation tools and scripting languages such as Puppet, Python, Perl, PowerShell, Go, or Ansible Understanding of virtualisation and containerisation technologies Security Clearance This role is subject to pre-employment screening in line with the UK Government's Baseline Personnel Security Standard (BPSS). An additional range of Personnel Security More ❯

Additionally, needs to take into account the requirements of the others operations teams. Understand the functional and non-functional requirements of the networking systems, including performance, scalability, availability and security requirements. Identify the hardware, software and components that will be required to support the networks. This may include switches, routers, next-gen firewalls, load balancers, management controllers like APIC … overall architecture of the network, including the placement of components and the interfaces between them. This should take into account the HLD, the requirements of the systems connectivity and security, as well as any constraints or limitations of the environment. Collaborate in the definition of the configuration of the different components to meet the requirements of the system's … the tests for the networking elements to ensure that it meets the functional and non-functional requirements. In some cases may involve high availability testing, performance testing, scalability testing, security testing and other types of validation. Document the LLD, including the architecture, configuration, and testing results. This documentation will be used by operators to manage and maintain the network More ❯