Senior Security ArchitectEdinburgh or LondonHybrid£Competitive + excellent benefits + career progression
FNZ is seeking a Senior Security Architect to join our Architecture Office, playing a critical role in protecting the platforms that support investment solutions for more than 20 million people worldwide.
This is a senior, high-impact role for an architect who thrives in complex, high-accountability environments. You'll operate at the intersection of strategy and delivery—shaping secure designs, influencing technology decisions, and working hands‐on with engineering teams to ensure security architectures stand up in production.
Reporting to the Head of Security Architecture, you'll bring strong technical credibility, sound judgement, and the confidence to challenge constructively—helping FNZ balance risk, resilience, and delivery at scale.
What you'll be doing:You will be responsible for designing and embedding pragmatic, proportionate security architectures across FNZ's products, platforms, and enterprise services, spanning cloud and on‐premise environments.
Responsibilities:Security Architecture & Design
Designing scalable, practical security architectures that support secure product and platform delivery
Leading secure design activities including threat modelling and security control selection
Reviewing new initiatives and designs, identifying material risks and enabling sound, sustainable decisions
Driving secure outcomes across areas such as cryptography, secrets management, infrastructure, and platform trust
Engineering Partnership & Delivery
Partnering closely with engineering, product, infrastructure, identity, and architecture teams to embed security early
Working directly with delivery teams to understand requirements, assess trade‐offs, and deliver workable solutions
Translating ambiguous business and technical requirements into clear, risk‐informed designs
Standards, Governance & Influence
Leading and contributing to security architecture governance forums and design authorities
Defining and evolving security patterns, standards, reference architectures, and engineering guardrails
Acting as a senior security voice in cross‐functional forums, bringing clarity, pace, and strong judgement
Supporting the secure adoption of new and emerging technologies, including AI systems where relevant
Continuous Improvement
Raising security architecture standards across teams and domains
Contributing to the ongoing improvement of FNZ's security architecture practices, governance, and engagement models
What we're looking for:You'll be an experienced security architect with the credibility to influence senior stakeholders and the practical mindset to deliver solutions that work in real‐world engineering environments.
Key skills and experience:
Significant experience in security architecture across enterprise, product, and platform environments
Strong experience across public cloud and on‐premise estates
Excellent written and verbal communication skills, with the ability to influence technical and non‐technical audiences
Proven ability to balance security, delivery pace, cost, and operational practicality
Experience in architecture governance, design reviews, and decision forums
Experience developing or operationalising security patterns, standards, and guardrails
Deep expertise in one or more of the following areas:
Identity Security
Product Security
Infrastructure Security
Securing AI Systems
What you'll need to succeed at FNZ:
Strong judgement and confidence operating in ambiguity
A delivery‐focused mindset with the ability to turn principles into working solutions
The confidence to challenge constructively and improve outcomes without slowing delivery
Technical depth with the judgement to avoid over‐engineering
Resilience, self‐direction, and the ability to manage multiple priorities
A collaborative approach combined with personal impact and clarity
Why join FNZ?At FNZ, we're transforming global wealth management through technology, innovation, and scale.
We offer:
Competitive salary and comprehensive benefits package
Hybrid and flexible working arrangements
The opportunity to work on meaningful, high‐impact security and architecture challenges
Influence over real technology decisions across a global organisation
Global career opportunities across the UK, EU, US, Canada, South Africa, and APAC
A collaborative, inclusive culture driven by The FNZ Way
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Some tips for your application 🫡
Tailor Your Application:Make sure to customise your CV and cover letter for the Senior Security Architect role. Highlight your experience in security architecture and how it aligns with FNZ's needs. We want to see how you can bring value to our team!
Showcase Your Technical Skills:Don’t hold back on detailing your technical expertise! Whether it's cloud security or infrastructure, let us know how your skills can help shape secure designs at FNZ. We love seeing candidates who can bridge the gap between strategy and delivery.
Communicate Clearly:Your written communication is key! Use clear and concise language to convey your ideas and experiences. Remember, we’re looking for someone who can influence both technical and non-technical audiences, so make it easy for us to understand your points.
Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you don’t miss out on any important updates. Plus, it shows you’re keen on joining FNZ!
