Senior Security Architect

Experis; Eastleigh; Hybrid; GBP 80,000 - 100,000; Full time

Job summary

A leading technology consulting firm is seeking a Senior Security Architect to work on a multi-million programme within a UK Central Government department. The role includes hybrid working in Southampton with key responsibilities in security architecture and design. Candidates must have strong public sector security knowledge and a hands-on attitude. A competitive rate of £693 per day is offered.

Responsibilities

• Act as a senior security architect on a large program.
• Produce and review design documents.
• Communicate complex issues clearly to stakeholders.

Skills

Public Sector Security

Secure by Design

Enterprise risk

Infrastructure Security

Identity and Access Management

Cloud Security

Container Security

Palo Alto offerings

Data Security

DevSecOps

PKI

Team communication

Presentation skills

Hands-on attitude

Work ethic

Job description

Overview

Role: Senior Security Architect

Duration: 26/02/2026 - Potential for Extension

Location: Southampton - Hybrid - 2 Days P/Week

Rate: £693 P/Day - Inside IR35 - UMB

Clearance Requirement: Must have 5 years unbroken UK residency. Transferrable/HO clearance is preferred but not required.

Job Description

This role will act as a senior security architect on a large multi-million, multi-year programme into a UK Central Government department.

Required Skills

• Strong understanding of Public Sector Security
• Understanding of Cabinet Office "Secure by Design"
• Strong understanding of Enterprise risk
• Strong understanding of Infrastructure Security
• Strong understanding of Identity and Access Management
• Strong understanding of Cloud Security
• Strong understanding of Container Security
• Strong understanding of Palo Alto offerings
• Strong understanding of Data Security
• Strong understanding of DevSecOps
• Strong understanding of PKI
• Ability to communicate and work in a team
• Ability to present to Senior members of the team, Clients and Partners about complex issues in common English
• A hands-on attitude, will be expected to produce design documents and review the designs of others
• Strong work ethic