Endpoint Detection and Response SME / Security Engineer

Company: Aviva
Apply for the Endpoint Detection and Response SME / Security Engineer
Location: Bristol
Job Description:

Endpoint Detection and ResponseSME / Security Engineer

Salary: Circa £72,000

Locations: Bristol,Norwichor York

This isa great jobfor someone who…

…lives and breathes cybersecurity engineering and wants to make a real impact.

Ifyou’rean experienced security engineer who knows Microsoft Defender for Endpoint inside out — and you love using automation,scriptingand smart engineering to solve complex problems — this role is for you.

You’ll enjoy working with modern security tooling, building scalable detectioncapabilitiesand helping our SOC andCyberteams stay one step ahead.

A bit about the job:

You’lljoin our Security Engineering team asago toexpert for Microsoft Defender for Endpoint and the wider Microsoft 365 Defender/XDR suite.

Your work will shape how we protect Aviva’s devices and people — creating secure,resilientand scalable platform capabilities.

Thisisn’tan operational SOC role.It’shands-onengineering:managingthe platform, building automation, enhancing detection, and integrating modern tooling to strengthen our security posture.

You’ll help us spot threats earlier, respond faster and continuously improve how we defend our organisation.

Skills and experiencewe’relooking for:

  • Strong experience in cybersecurity with a focus on endpoint security engineering.
  • Deepexpertisein Microsoft Defender for Endpoint and the Microsoft 365 Defender/XDR suite.
  • Handson policy deployment experience through Intune/MDM.
  • Experience using KQL and building Custom Detections.
  • Strong scripting skills in PowerShell,Bashor Python.

Whatyou’ll get for this role:

  • Salary:Circa £72000(depending on location, skills, experience, and qualifications).
  • Bonus opportunity – 10% of annual salary Actual amount depends on your performance and Aviva’s.
  • Generous pension scheme – Aviva will contribute up to 14%, depending on what you put in.
  • 29 days holiday plus bank holidays, and you can choose to buy or sell up to 5 days
  • Aviva-funded Private Medical Benefit to help you get expert support when you need it
  • Make your money go further – Up to 40% discount on Aviva products, and other retailer discounts
  • Up to £1,200 of free Aviva shares per year through our Matching Share Plan and share in the success of Aviva with our Save As You Earn scheme
  • Brilliantly supportive policies including parental and carer’s leave
  • Flexible benefits to suit you, including sustainability options such as cycle to work · Make a difference, be part of our Aviva Communities and use your 3 paid volunteering days to help others
  • We take your wellbeing seriously with lots of support and tools

Aviva is forEveryone:

We’reinclusive and welcome everyone–we want applications from all backgrounds and experiences. Excited but not sure you tick every box? Even if youdon’t, we would still encourage you to apply. We also consider all forms of flexible working, including part time and job shares.

We flex locations, hours and working patterns to suit our customers, business, and you. Most of our people are smart working – spending at least 50% of their time in our offices every week – combining the benefits of flexibility, with time together with colleagues.

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Posted: April 17th, 2026