Enterprise Security Architect

CompanyX4 Technology

LocationLondon Area, United Kingdom

Posted At1/13/2026

UK Visa Sponsorship Analytics

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Occupation Type

IT business analysts, architects and systems designers

Occupation Code Skill LevelHigher Skilled

Sponsorship Salary Threshold

£54,900 (£28.15 per hour)

Occupation rate applies

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Description

Job Title: Enterprise Security Architect

Job Type: Contract

Location: London / Remote

Day Rate: £650-680 Per Day (Inside IR35)

Contract Length: 3-6 Months

Enterprise Security Architect - Role & Responsibilities

Own the end-to-end security architecture for all solutions delivered under the transformation programme.
Ensure all designs follow enterprise security architecture frameworks, zero-trust security principles, cloud/hybrid security patterns, and platform-specific guardrails.
Produce full security architecture artefacts, including:
Security HLDs
Threat models
Security design patterns
Security data flows & control mappings
Security impact assessments
Security sections of solution blueprints

Enterprise Security Architect - Required Experience

Financial Services industry experience
7–10 years experience in security architecture or security-focused solution architecture.
Strong experience securing enterprise platforms such as SAP, ServiceNow, Salesforce, cloud services, integration platforms and data systems.

Strong knowledge of:

IAM, SSO, MFA

SAML, OAuth2

Encryption, hashing, secure key management

Network segmentation, zero-trust and firewalling

Secure API and event-driven design

Experience ensuring compliance with ISO 27001, NIST, CIS, GDPR and audit frameworks.

Excellent documentation, diagramming and threat modelling capability.

Ability to influence architects, engineers and senior stakeholders.

Interviews: January 2026

Start Date: February 2026