Senior Manager, Security Architect, Cyber Security

Salary: £95,000 - 130,000 per year

Requirements

• We require applicants to be willing and eligible to apply for and obtain UK Security Check (SC) or Developed Vetting (DV) clearance, or already hold the appropriate clearance.
• We are looking for candidates with an Information Security qualification, or equivalent experience such as CISSP.
• We expect in-depth knowledge of security frameworks, standards and best practices such as ISO 27001, NIST and CIS.
• We want experience as a Security Architect or in a similar role, with a strong track record of designing and implementing security controls or solutions and leading technical teams.
• We value experience with architecture methodologies such as TOGAF or SABSA.
• We need experience in threat and risk modelling.
• We expect a strong understanding of network security, encryption, authentication and access control mechanisms.
• We look for experience with security technologies such as firewalls, intrusion detection/prevention systems, SIEM systems and vulnerability assessment tools, including configuration options.
• We value familiarity with cloud security principles and best practices, including securing cloud-based infrastructure and services across AWS, Azure or Google Cloud.
• We look for experience with DevSecOps.
• We value experience researching technology trends and ways to secure emerging technologies.
• We expect experience with automated deployment techniques and CI/CD pipelines.
• We value experience working in or with government organisations, including handling assets subject to the Government Security Classification Policy.
• We look for knowledge of government cyber requirements related to Defence and Security, such as Secure by Design and JSP 440.

Responsibilities

• We design technical security solutions and maintain supporting documentation and architecture patterns for new technologies and solutions.
• We lead technical engagement and bring together technical security SMEs such as Identity, Security Testing and Privacy to solve business problems.
• We develop relationships with key stakeholders and understand client security policy frameworks to design solutions that meet client requirements.
• We understand client policies and security landscapes and create vision, principles and architecture solutions.
• We articulate, communicate and justify design decisions to non-technical stakeholders.
• We maintain relationships with senior technical stakeholders.
• We learn new vendor technologies and translate how they solve client problems by producing the technical design to be adopted.
• We collaborate with vendors and third-party partners to help secure external systems and data exchanges.
• We provide specialist technical advice, recommended approaches and security controls, and identify solutions that meet client business objectives.
• We develop and maintain security architectures aligned to business goals, industry standards, established patterns and regulatory requirements.
• We stay current on emerging security threats, technologies and best practices, and recommend improvements.
• We conduct security audits and assessments to identify gaps and recommend remediation actions.
• We conduct risk assessments and scope vulnerability assessments to identify potential security threats and vulnerabilities.

Technologies

• AWS
• Architect
• Azure
• CI/CD
• Cloud
• DevSecOps
• Support
• JSP
• Network
• Security
• TOGAF

More

We are Deloitte, working across Technology & Transformation and Cyber to help clients meet complex security and transformation challenges. We support Defence and Security clients on some of the countrys most ambitious programmes, and we are growing our Security Architect teams across the UK. This is a permanent or FTC opportunity based in one of our UK offices, with hybrid working and flexibility to balance office, client-site, virtual and remote collaboration depending on role requirements. We offer a culture built on inclusion, collaboration, integrity and measurable impact, alongside strong development opportunities, wellbeing support and the chance to grow your career while making a difference.

last updated 33 week of 2026