Security Architect

Salary: £75,000 - 80,000 per year

Requirements

• Experience working as a Security Architect or in a senior security role within complex environments
• Strong practical experience applying Secure by Design principles in modern architectures
• Hands-on experience conducting threat modelling (e.g. STRIDE, attack trees) and risk analysis
• Strong understanding of security frameworks and best practices such as ISO 27001, NIST, CIS, OWASP, NCSC guidance
• Experience working in the UK Public Sector and associated security standards and guidance including GovAssure/NCSC CAF, HMG Security Policy Framework
• Knowledge of cloud security principles across platforms such as AWS, Azure, or GCP
• Experience with identity and access management, encryption, network security, and secure application design including security tooling
• Ability to communicate complex security concepts to both technical and non-technical stakeholders
• Experience supporting agile delivery teams
• A degree or equivalent qualification related to the area you work in - Desirable
• Relevant certifications such as CISSP, CISM, TOGAF, or SABSA - Desirable
• Willing and eligible to achieve a minimum of SC clearance

Responsibilities

• Develop and maintain secure architecture patterns, ensuring alignment with business and technical requirements
• Embed security into every stage of the solution lifecycle, ensuring systems are designed with security controls from the outset rather than retrofitted
• Lead and facilitate threat modelling exercises (e.g. STRIDE), identifying vulnerabilities and defining mitigations early in delivery
• Identify, assess, and mitigate security risks across systems, applications, and infrastructure
• Provide governance and assurance across projects, ensuring compliance with security standards and frameworks
• Collaborate with clients, delivery teams, and senior stakeholders to embed security into solution design
• Ensure adherence to industry standards such as ISO 27001, NIST, and government security policies

Technologies

• AWS
• Architect
• Azure
• Cloud
• GCP
• Network
• OWASP
• PLC
• Security
• TOGAF
• Support

More

At Triad Group Plc, we are an award-winning digital, data, and solutions consultancy with over 35 years of experience, primarily serving the UK public sector and central government. We prioritize collaboration, knowledge sharing, and the value of every voice in our team. Our supportive culture ensures you are valued from day one, whether youre working with cutting-edge technology or shaping strategies for national-scale projects. We foster an environment of continuous learning, creativity, and innovation, making Triad a great place for those who are passionate about solving meaningful problems.

last updated 16 week of 2026