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- Tasks: Investigate and respond to security incidents, enhancing processes and leading threat hunts.
- Company: Join Tesco, a leader in retail, committed to serving customers and communities sustainably.
- Benefits: Enjoy flexible working options, a collaborative office environment, and a commitment to diversity.
- Why this job: Be part of a dynamic team driving innovation in security while making a real impact.
- Qualifications: 4+ years in security incident response, experience with cloud environments, and proficiency in scripting.
- Other info: Tesco values inclusivity and is a Disability Confident Leader, ensuring equal opportunities for all.
The predicted salary is between 43200 - 72000 £ per year.
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Job Reference:
1a339c4c5afd
Job Views:
46
Posted:
12.08.2025
Expiry Date:
26.09.2025
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Job Description:
Tesco UK • Welwyn Garden City • Full-Time • Apply by 23-May-2025
About the role
Our Digital Forensics and Incident Response (DFIR) team leads the technical investigation and response to security incidents at Tesco. As part of this team, you’ll work alongside our security operations, threat intelligence, and security engineering teams to protect, detect, and respond to security threats across Tesco’s diverse and evolving estate.
You’ll apply your deep technical knowledge and critical thinking ability to investigate and understand the full extent of security incidents and threats. Your ability to distil and clearly convey technical information will allow you to provide the key contextual information to decision makers that enables them to make informed decisions.
As a senior position, when you’re not investigating security incidents, you’ll have the freedom to leverage your knowledge and real-world experience to help improve and automate the team’s technical workflows, working alongside other teams to help drive innovation across our prevention, automation, detection, and response capabilities. Your status as a senior incident responder means you’ll serve as a role model for engineers and analysts across Security Operations.
What is in it for you
We’re all about the little helps. That’s why we make sure our Tesco colleague benefits package takes care of you – both in and out of work. To find out more!
- Annual bonus scheme of up to 20% of base salary
- Holiday starting at 25 days plus a personal day (plus Bank holidays)
- Private medical insurance
- 26 weeks maternity and adoption leave (after 1 year\’s service) at full pay, followed by 13 weeks of Statutory Maternity Pay or Statutory Adoption Pay, and 4 weeks fully paid paternity leave
- Free 24/7 virtual GP service, Employee Assistance Programme (EAP) for you and your family, free access to a range of experts to support your mental wellbeing
You will be responsible for
- Investigation and Response: Perform host, network, and cloud-based forensic analysis to understand the full extent of security incidents and take appropriate response actions to contain, remediate, and recover.
- Incident Handling: Support cyber-security incident managers and decision makers with root cause analysis and formulating recommendations for detection and prevention controls.
- Technical Project Work: Use your technical capabilities to enhance our existing processes as well as identifying and working on new methods to deliver DFIR services to the ever-changing technology requirements of the business.
- Threat Hunting & Detection Engineering: Lead intelligence-based threat hunts to uncover anomalous behaviour in our estate that is representative of the security threats most relevant to Tesco, testing and raising potential detections to contribute to our internal detection engineering programme
You will need
- 4+ years of relevant experience.
- Experience with responding to security incidents in large scale corporate on-premises and public cloud environments (preferably Microsoft Azure).
- Experience with forensic analysis of cyber-security incidents on Windows, MacOS, and Unix operating systems and in-depth understanding of those operating systems.
- Experience with a broad range of security technologies such as EDR, SOAR, and SIEM.
- Proficiency in at least one programming or scripting language: Python or PowerShell.
- Ability to think critically and lead technical investigations.
- Ability to handle high pressure situations in a calm, productive, and professional manner.
- Experience with static and dynamic file/malware triage desirable.
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.
We are proud to have an inclusive culture at Tesco where everyone truly feels able to be themselves. We not only celebrate diversity but recognize the value and opportunity it brings. We\’re committed to creating a workplace where differences are valued, and all colleagues are given the same opportunities.
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Senior Incident Responder (DFIR) employer: Tesco UK
Contact Detail:
Tesco UK Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Senior Incident Responder (DFIR)
✨Tip Number 1
Familiarise yourself with Tesco's security landscape and recent incidents. Understanding the specific challenges they face will help you tailor your discussions during interviews, showcasing your proactive approach and genuine interest in their operations.
✨Tip Number 2
Network with current or former employees of Tesco, especially those in the DFIR team. Engaging in conversations can provide valuable insights into the company culture and expectations, which can be beneficial when preparing for interviews.
✨Tip Number 3
Stay updated on the latest trends and technologies in digital forensics and incident response. Being able to discuss recent developments or tools relevant to the role will demonstrate your commitment to continuous learning and innovation.
✨Tip Number 4
Prepare to showcase your leadership skills and experience in high-pressure situations. Think of specific examples where you've successfully led a team or project, as this will resonate well with the seniority of the position you're applying for.
We think you need these skills to ace Senior Incident Responder (DFIR)
Some tips for your application 🫡
Tailor Your CV: Make sure your CV highlights your relevant experience in incident response and digital forensics. Emphasise your technical skills, particularly in forensic analysis on various operating systems and your proficiency in scripting languages like Python or PowerShell.
Craft a Compelling Cover Letter: In your cover letter, express your passion for cybersecurity and your understanding of Tesco's mission. Mention specific experiences that demonstrate your ability to handle high-pressure situations and lead investigations, as well as your commitment to innovation in security practices.
Showcase Your Technical Knowledge: During the application process, be prepared to discuss your knowledge of security technologies such as EDR, SOAR, and SIEM. Provide examples of how you've applied this knowledge in past roles to improve incident response capabilities.
Highlight Leadership Skills: As a senior role, it's important to showcase your leadership abilities. Include examples of how you've mentored others or led projects in your previous positions, demonstrating your capacity to serve as a role model within a team.
How to prepare for a job interview at Tesco UK
✨Showcase Your Technical Expertise
Be prepared to discuss your experience with forensic analysis and incident response in detail. Highlight specific incidents you've handled, the tools you used, and the outcomes of your actions. This will demonstrate your deep technical knowledge and critical thinking skills.
✨Communicate Clearly
Since conveying technical information is crucial for this role, practice explaining complex concepts in simple terms. Use examples from your past experiences to illustrate how you’ve communicated effectively with decision-makers and other teams.
✨Demonstrate Leadership Qualities
As a senior team member, you'll be expected to lead by example. Share instances where you've mentored others or taken the initiative to improve processes. This will show your potential as a role model within the team.
✨Prepare for High-Pressure Scenarios
Expect questions that assess your ability to handle stressful situations. Think of examples where you successfully managed a crisis or made quick decisions under pressure. This will highlight your professionalism and resilience in challenging environments.