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Talent Smart Limited
Security Design Engineer (Software & App Design)

Security Design Engineer (Software & App Design)

On site

Edinburgh, United kingdom

£ 690 /day

Freelance

08-01-2026

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Skills

Leadership Jira Architecture Solution Architecture Application Architecture Azure Confluence

Job Specifications

The Company
Superb opportunity to join a leading financial services client with offices in Edinburgh.
This is an initial 6-month contract inside IR35. There will be a requirement to be in the office up to 3-days per week.
The Role
We are looking for a Security Design Engineer to lead secure software and application design across a critical in-house platform. You will own end-to-end solution design, produce high-quality architecture artefacts, and provide technical leadership across delivery and transformation programmes.
The role
You will support and evolve an internally developed Unified Policy Portal (UPP) - a web application with an Azure-hosted data lake Back End used for Firewall rule recertification (Check Point, Illumio, Fortinet). The role includes designing new features to support WAF, network segmentation, and Proxy capabilities, as well as contributing to the re-platforming of the service onto new infrastructure.
Key responsibilities
Own and deliver secure solution designs aligned to architecture standards and reference models
Define architecture patterns, design decisions, risks, and deviations
Collaborate with enterprise and solution architects to ensure strategic alignment
Provide technical assurance and consultancy to engineering teams
Present designs and recommendations to design authorities and senior stakeholders
Ensure compliance with security controls and manage risk remediation
Promote strong documentation, governance, and peer review practices
What you'll bring
Strong experience in software and solution architecture, including:
System design and architecture patterns
Data modelling and entity relationship design
API design and system integration
Broad IT background with the ability to engage confidently with non-security SMEs
Experience across both operational and transformational security environments
Proven delivery within large-scale IT transformation programmes
Ability to represent security at technical and design authorities
Technology & tools
Experience with Check Point, Illumio, Fortinet, or similar Firewall technologies
Architecture modelling tools (BizzDesign, Archi, UML or equivalent)
Jira for delivery tracking and Confluence for documentation
Qualifications (preferred)
Degree in cybersecurity, computer science, software engineering, or related field
CISSP, CISM, or equivalent security certification
SABSA or TOGAF certification
This is a high-impact role offering the opportunity to shape secure application architecture, influence senior stakeholders, and drive meaningful improvements across a critical enterprise security platform.
More details available on successful application.

About the Company

Talent Smart is expanding with consistent efforts to progress our business from the inception of our operations. We are successful in leveraging on our expertise, technology and infrastructure platforms to deliver the desired output and become a preferred partner to our clients. We have focused on value creation for our clients with the right blend of processes, technologies and our skilled in-house staff. We help our clients by reducing the financial and opportunity costs of an employee. We focus on continuous improvement o... Know more