Security Architect

Sainsbury’s Group; Greater London; On-site; GBP 70,000 - 90,000; Full time

Job summary

A leading retail company in Greater London seeks a Security Architect to design security solutions and improve information security practices. The role focuses on producing key artefacts, collaborating with engineering teams, and supporting governance while ensuring compliance. Benefits include discounts, a pension scheme, and health coverage. This position requires strong expertise in security domains and excellent communication skills, with a minimum of 2–3 years in a similar role.

Benefits

Colleague discount

Pension scheme

Performance-related bonus up to 20%

Qualifications

• 2–3 years minimum experience as a Security Architect or similar role in complex environments.
• Deep expertise in at least one core security domain.
• Strong knowledge of cloud security principles and zero-trust models.

Responsibilities

• Produce key artefacts such as solution designs and governance documentation.
• Support integration of security controls across applications and data platforms.
• Lead proof-of-concept initiatives to align tools with organisational requirements.

Skills

Solution design documentation

Network Security

Cloud Security

Identity and Access Management

Communication skills

Collaboration skills

Job description

About the Team

The Security Architect is responsible for designing and documenting solutions across Sainsbury's Information Security product stack, while working closely with the wider Tech community to promote and embed security best practices.

Our Data Governance & Information Security team is at the heart of protecting the organisation's systems, data and people. We work across all areas of the business to identify risks, strengthen defences, and ensure compliance with industry standards and regulations. We value accountability, curiosity and continuous improvement, and we're passionate about building a culture where security is second nature. Joining us means tackling evolving threats, driving awareness and helping the organisation remain resilient and trusted.

Responsibilities

• Produce key artefacts such as solution designs, technical evaluations and governance documentation, ensuring that security is embedded throughout the solution lifecycle and aligned with the organisation's strategy.
• Support capability roadmaps by evaluating current Information Security solutions and identifying areas for improvement.
• Support integration of security controls across infrastructure, applications and data platforms.
• Lead and coordinate proof‑of‑concept (PoC) initiatives to ensure current Information Security tools and platforms remain aligned with organisational requirements, evolving threat landscapes and long‑term security objectives.
• Support Information Security Solution Owners in gathering and refining security requirements.
• Collaborate with engineering teams to ensure secure‑by‑design principles are implemented effectively.
• Develop and maintain high‑quality documentation to support governance, audits and compliance, while ensuring consistency across the Information Security team and alignment with broader Tech processes.

Qualifications

• Proven ability to produce and review solution design documentation, security requirements and architecture diagrams.
• Deep expertise in one core security domain – preferably Network Security, Cloud Security or Identity and Access Management.
• 2–3 years minimum experience as a Security Architect, Security Solutions Architect, Engineer or similar role in complex enterprise environments.
• General knowledge of cloud security principles and zero‑trust models.
• Strong communication and collaboration skills, with the ability to engage technical and non‑technical stakeholders.
• Ability to influence and guide cross‑functional teams in adopting secure practices.
• Awareness of governance, risk and compliance considerations in design and delivery.

Benefits & Working Conditions

We are committed to being a truly inclusive retailer, so you'll be welcomed whoever you are and wherever you work.

Starting off with colleague discount – you’ll be able to get 10% off at Sainsbury's, Argos, TU and Habitat after 4 weeks, increasing to 15% off at Sainsbury's every Friday and Saturday and 15% off at Argos every pay day. You'll also get a pension scheme and life cover, and may be eligible for a performance‑related bonus of up to 20% of salary.

Your wellbeing is important to us too. You’ll receive an annual holiday allowance and can buy additional holiday. We also offer other benefits that will help your money go further such as season ticket loans, an interest‑free car loan of up to £10 k, cycle‑to‑work scheme, health cash plans, pay advance and a range of discounts from hundreds of other retailers. If you ever need it there is also an Employee Assistance Programme and you will also be eligible for private healthcare.

Moments that matter are as important to us as they are to you – which is why we give up to 26 weeks’ pay for maternity or adoption leave and up to 4 weeks’ pay for paternity leave.