Security Engineer II - Detection Engineering

Tesco Technology; Welwyn Garden City; Hybrid; GBP 50,000 - 70,000; Full time

Job summary

Tesco Technology seeks a Security Engineer II - Detection Engineering responsible for developing, implementing, and refining cyber security detection capabilities. You will collaborate with security operations and other teams to improve detection methodologies and ensure robustness across platforms. Ideal candidates should have strong analytical skills, cyber security knowledge, and relevant certifications.

Benefits

Annual Bonus Scheme

Colleague Clubcard with Discounts

25 Days Holiday Plus a Personal Day

Retirement Savings Plan

Life Assurance

Flexible Working Patterns

Qualifications

• Experience with detection development lifecycle.
• Understanding of incident response processes.
• Ability to translate threat intelligence into actionable insights.

Responsibilities

• Develop and enhance Tesco's cyber security detection systems.
• Assess and mitigate threats using detection capabilities.
• Work with various teams to improve detection logic.

Skills

Threat Intelligence Analysis

Secure Development

Automation Scripting

Analytical Problem Solving

Education

Relevant Cyber Security Certifications (CompTIA, GIAC, etc.)

Tools

KQL

SPL

Bash

Python

PowerShell

Job description

Security Engineer II - Detection Engineering

Join to apply for the Security Engineer II - Detection Engineering role at Tesco Technology

Security Engineer II - Detection Engineering

1 hour ago Be among the first 25 applicants

Join to apply for the Security Engineer II - Detection Engineering role at Tesco Technology

Get AI-powered advice on this job and more exclusive features.

About the role
As a Cyber Security Detection Engineer, you will lead the development, implementation, and continuous improvement of Tesco's cyber security detection capability.
You will be required to understand the changing threat landscape, see opportunities for improvement in existing detections, establish new detections, and ensure appropriate detection coverage for the organisation. You will work closely with multiple teams, including security operations, engineering, and risk & compliance, in a fast paced and agile environment.
You will be responsible for
Responsible for developing and driving the cyber security detection capability both day-to-day and strategically for the Tesco Group. You are expected to seek out effective and comprehensive detection logic and capability, ensuring detections are robust and not brittle, thoroughly tested, and that alerts and supporting information is available to and understood by operational cyber security teams.

You are expected to put the needs of operational teams and incident responders at the centre of your development work, ensuring detections and alerts are relevant, of value, and have practical response steps. You will need to ensure detection capability is fit for both on-premises, private and public cloud environments, working at significant scale, and across a diverse range of asset types.

In addition, you may provide support during cyber security incidents, participate in threat hunts, and work with other security teams to deliver automation and standardisation to improve efficiency and response.
You will need
Security Engineering Skills
• Threat Led
o Ability to assess and validate information from various sources on cyber and informational security threats to business.
o Ability to analyse and identify significance of processed intelligence to identify trends, threat actor TTPs and potential capabilities.
o Ability to break down and translate information into tangible actionable data.
• Secure & Test-Driven Engineering
o Understanding of cyber security threat frameworks such as MITRE ATT&CK, Lockheed Martin Killchain etc.
o Ability to specify/implement processes to maintain required level of security for a component/product/system during its lifecycle.
o Proficient at detection development lifecycle covering all reasonable positive and negative test cases.
o Ability to conducts code reviews of existing content and processes to identify and enhance or mitigate security issues.
o Contribute to security evaluation of or testing of threat/vulnerabilities faced by systems.
o Applies recognised evaluation/testing methodologies, tools and techniques to signature development / reviews, suggesting new ones where appropriate.
• Research
o Ability to quantify and define research goals to generate worthwhile relevant detection ideas for further testing and exploration.
o Ability to summarise findings or technical information to be disseminated with wider teams, factoring in business knowledge and summaries.
Experience relevant for this job:
Key Skills and Experience
• An ability to develop queries and enable robust detection of threats.
• Working knowledge of Windows, macOS or Linux operating systems
• Ability to work independently as well as part of a team.
• Understanding of modern attacker TTPs
• Translate threat intelligence into actionable detection logic.
• Solid grasp of detection technologies
• A broad understanding of security concepts; an interest and passion for cyber security
• An analytical approach; ability in problem solving and comfortable working on production systems at scale.
• Query languages such as KQL or SPL
• Experience developing and maintaining basic automation scripts (e.g., Bash, Python, Batch, PowerShell etc.)

Desirable Skills and Experience:
• Knowledge of cloud infrastructure, cloud security and cloud APIs a plus
• Knowledge of attacker tools and evasion techniques within offensive engineering
• Working knowledge of at least one major programming language, including scripting languages like Python and PowerShell
• Experience of developing detections as code

Desirable Certifications
• One or more from: CompTIA Security+, GIAC, CEH, SSCP. Where appropriate other industry relevant certifications will be considered.
Whats in it for you?
We offer excellent benefits that help make Tesco a great place to work. These include but aren't limited to:

An annual bonus scheme which you can achieve up to 20% of base salary
Colleague Clubcard (including a 2nd card for a family member) after 6 months service with 10% off most purchases at Tesco
Holiday starting at 25 days plus a personal day
A retirement savings plan - 4%-7.5% contribution rate
Life Assurance - 5 x contractual pay
Buy As You Earn Scheme
Save As You Earn Scheme
Deals & Discounts through Tesco including Tesco Mobile & Tesco Bank
Deals and Discounts through many other external businesses
About Us
Our vision at Tesco is to become every customer's favourite way to shop, whether they are at home or out on the move. Our core purpose is'Serving our customers, communities and planet a little better every day'. Serving means more than a transactional relationship with our customers. It means acting as a responsible and sustainable business for all stakeholders, for the communities we are part of and for the planet.

Diversity, equity and inclusion (DE&I) at Tesco means that whoever you are and whatever your background, we always want you to feel represented and that you can be yourself at work. In short, we're a place where Everyone's Welcome. We're proud to have been accredited Disability Confident Leader and we're committed to providing a fully inclusive and accessible recruitment process.

We're a big business and we can offer a range of diverse full-time & part-time working patterns across our many business areas, which means that we can find something that works for you. We work in a more blended pattern -combining office and remote working. Our offices will continue to be where we connect, collaborate and innovate.

Seniority level

• Seniority level

  Entry level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Information Technology

• Industries

  Retail

Referrals increase your chances of interviewing at Tesco Technology by 2x

Sign in to set job alerts for “Security Engineer” roles.

London, England, United Kingdom 3 weeks ago

London, England, United Kingdom 4 days ago

London, England, United Kingdom 4 days ago

London, England, United Kingdom 3 weeks ago

London, England, United Kingdom 3 weeks ago

London, England, United Kingdom 3 days ago

Harrow, England, United Kingdom 1 week ago

Security Engineer - GRC focus (various roles) - £100-150k Salaries

Loughton, England, United Kingdom 5 months ago

Luton, England, United Kingdom 3 weeks ago

St Albans, England, United Kingdom 3 weeks ago

London, England, United Kingdom 1 month ago

Ilford, England, United Kingdom 3 weeks ago

London, England, United Kingdom 3 weeks ago

Enfield, England, United Kingdom 3 weeks ago

Luton, England, United Kingdom 1 month ago

London, England, United Kingdom 1 week ago

Watford, England, United Kingdom 3 weeks ago

London, England, United Kingdom 1 month ago

London, England, United Kingdom 1 week ago

London, England, United Kingdom 1 week ago

Greater London, England, United Kingdom 1 week ago

Greater London, England, United Kingdom 3 months ago

London, England, United Kingdom 6 days ago

London, England, United Kingdom 1 month ago

London, England, United Kingdom 2 weeks ago

London, England, United Kingdom 2 days ago

Luton, England, United Kingdom 2 months ago

London, England, United Kingdom 1 month ago

London, England, United Kingdom 3 days ago

London, England, United Kingdom 2 days ago

Senior Security Engineer: £180,000 + Bonus (Elite Fintech)

Greater London, England, United Kingdom 3 days ago

We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI.