Security Architect
Datasource Londres, Royaume-UniSecurity Architect
Introduction
Company cultures & job summary
Our client is looking for an experienced Security Architect to join their fast-growing security consultancy practice. You'll be working across complex public and private sector clients, designing and assuring secure solutions from strategic planning right through to technical implementation. A CISSP, CISM, or equivalent certification is essential for this one.
Working Patterns and location - Hybrid - 3 days on site per week
Key responsibilities
• Lead development of security architecture and design for complex IT requirements across full system lifecycles.
• Support clients through business-focused security requirement specification, definition, and design.
• Produce technical risk assessments and solution architecture documentation for client engagements.
• Lead workshops and engage with senior business leaders and diverse project stakeholders.
• Shape and align security policies, principles, and standards within enterprise and organisational contexts.
• Ensure full lifecycle traceability of stakeholder requirements and simplify complexity for senior audiences.
• Support business development activities including bid writing and presales engagement where required.
• Manage trade-offs between stakeholder needs, constraints, and security outcomes across parallel workstreams.
Skills & experience
• Proven experience designing security architecture for complex IT systems and environments.
• Strong ability to produce technical risk assessments and solution architecture documents.
• Experience supporting clients through security requirement specification and definition.
• Ability to communicate complex security concepts clearly to both technical and non-technical stakeholders.
• Experience leading security workshops and engaging with senior business and technical stakeholders.
• Familiarity with enterprise architecture frameworks such as TOGAF and ArchiMate or similar.
• CISSP, CISM, or another industry-recognised cybersecurity certification - essential.
• Experience working across security engineering and assurance tasks on parallel projects and workstreams.
The client would also like to see some of the below, but this is not essential:
• Full Membership of the Chartered Institute of Information Security (CIISec).
• Chartered or Principal status via the UK Cyber Security Council for Secure Systems Architecture.
• NCSC Certified Cyber Professional in Security Architecture.
• SABSA Chartered Security Architect qualification.
• IEng or CEng registration with a UK Engineering body, or BCS Chartership.
Additional benefits
• Bonus scheme.
• Car Allowance
• Employee assistance programme.
• Pension.
• Medical Insurance.
• Flexible benefits: childcare vouchers, flexi leave options, dental, travel insurance.
Our client is committed to providing a diverse and inclusive workplace and welcomes applications from all backgrounds.
Part-time opportunities/flexible working is available to suit individual needs.
RECOMMEND A FRIEND: If you have professional friends/colleagues who would be interested in one of our roles and our excellent levels of service too, we'd like to recognise your recommendations with a 'thank you' of our own. For every friend you refer who then starts a role through Datasource either Contract or Permanent, we will send you £200 of Love to Shop Gift Vouchers & gift your friend £100 in Love to Shop Gift Vouchers as well!
You will be required to hold a minimum of DV. If you do not hold an active DV, please familiarise yourself with the vetting process before applying.
(c) Copyright Datasource Computer Employment Limited 2026.