Overview

Join to apply for the Security Engineer role at hackajob. hackajob is collaborating with Sainsbury's DTD to connect them with exceptional tech professionals for this role.

Sainsbury’s is a 150-year-old retail chain and a tech-forward organisation on a transformative journey. Security is at the heart of our innovation, enabling teams to build boldly while protecting what matters most. We’re looking for a Security Engineer with a strong foundation in network security, cloud technologies, and PKI infrastructure to join our team.

What You’ll Do

• Network & Cloud Security Engineering: Design and implement secure network architectures across hybrid environments; engineer VPN solutions and secure remote access technologies; deploy and manage cloud-native security controls (Azure, AWS, GCP); integrate CSPM and workload protection platforms.
• PKI & Certificate Management: Manage internal PKI infrastructure and certificate lifecycle; implement certificate-based authentication; collaborate on IAM strategies.
• Email & Web Security: Configure and maintain email security gateways; engineer web proxy and CASB solutions to enforce secure browsing policies.
• Cross-Team Collaboration: Partner with Security Operations Centre, Analysts, and Product Managers; translate business needs into secure technical solutions; validate security requirements in Agile delivery pipelines.
• Documentation & Risk Management: Document security processes and configurations; identify and mitigate risks across network and cloud environments; ensure compliance with standards.

Essential Criteria

• Strong hands-on experience with network security technologies: firewalls, IDS/IPS, VPNs, SD-WAN, and encryption.
• Deep understanding of cloud security principles and architectures.
• Proficiency in PKI, certificate management, and cryptographic protocols.
• Familiarity with email and web security tools such as Proofpoint, Mimecast, and Netskope.

Additional Criteria

• Agile mindset with the ability to deliver in fast-paced environments.
• Passion for learning and staying ahead of emerging security trends.

What You’ll Get in Return

• Colleague discount across Sainsbury’s, Argos, and Habitat.
• Competitive holiday allowance and bonus scheme.
• Pension plan and exclusive retail offers.
• Flexible working options to support work-life balance.

Join Us

Be part of a team where your skills in network and cloud security will make a real impact. Help us build a secure future for millions of customers while growing your career in a dynamic, inclusive environment.

Benefits

We are committed to being a truly inclusive employer with flexible working options and a range of benefits. This includes colleague discounts, pensions, life cover, performance bonuses, holiday allowance, and other wellbeing and financial benefits.

Seniority level

• Mid-Senior level

Employment type

• Full-time

Job function

• Information Technology

Industries

• Software Development

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