Intelligence jobs in United Kingdom

Senior Incident Response Analyst

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Come and join the Littlefish team!

Work location : Remote

Salary : Up to : £70,000

Must be eligible for SC Clearance (UK resident for the last 5 years) and NPPV2 clearance

Here at Littlefish, we look for people who can make a real difference and become a giant slayer. As the world around us continues to change, we look for people who grab that change with optimism and excitement. These are the passionate and high performing people who enjoy and thrive on thinking outside the box.

Our current employees are the giant slayers who have made Littlefish who we are today, and you will be the future employees who continue to add the drive, passion, and add to our skills and experience as we see Littlefish grow.

So, if this is ticking your boxes and you are excited at the thought of working with creative, passionate, energetic, friendly people – we would love to hear from you.

As a Senior Incident Response Analyst at Littlefish, you'll be at the heart of our Cyber Security Operations Centre (CSOC), working alongside a passionate and skilled team. In this pivotal role, you'll take the lead in identifying, containing, and mitigating cyber threats, helping to safeguard our clients' digital environments.

You’ll have the opportunity to shape and enhance our incident response processes, contribute to continuous improvement, and play a key part in developing our teams' capabilities. Every day will bring new challenges and the chance to make a real impact on the security and resilience of our clients.

• Lead and coordinate incident response activities, identifying, containing, and mitigating cyber threats for our clients.
• Develop, implement, and continuously improve incident response processes, procedures, plans, and playbooks.
• Conduct investigations, analyse root causes, and recommend corrective actions following security incidents.
• Carry out client-based assessments to prepare for potential security incidents.
• Deliver post-incident reviews and drive continuous improvement.
• Keep the Cyber division and clients informed of emerging threats and trends through threat intelligence reporting.
• Support the creation and training of the incident response team, ensuring readiness for any security challenge.
• Contribute to achieving industry certifications such as CREST Incident Response and NCSC Cyber Incident Response.

• Demonstrable experience in incident response.
• Proven ability to conduct investigations, analyse root causes, and recommend corrective actions.
• Experience developing and maintaining incident response plans and playbooks.
• Hands‑on experience with tools such as SIEM, EDR, threat intelligence platforms, and forensic investigation tools.
• Strong knowledge of incident response frameworks (e.g., NIST, SANS).
• Deep understanding of current cybersecurity threats and trends.
• Experience running DFIR (Digital Forensics and Incident Response) engagements.
• Highly organised, adaptable, and effective at managing competing demands.

• Relevant certifications (e.g., GCFA, GCIH, CISSP, CEH).
• Experience in a Managed Services Provider environment or heavily regulated industries.
• Advanced digital forensics knowledge and malware analysis skills.

• Through our one of a kind training programme, the Littlefish Academy, you can increase your earnings by £4,500.
• Referral bonus scheme of £1000 when you successfully refer a friend.
• Access to our LinkedIn Learning platform, with over 16,000 expert‑led online tutorials to enhance and achieve your personal and professional goals.
• Healthcare cash plan – access to online GP appointments, 24/7 access to qualified counselors and cash back against a range of general healthcare.
• Casual dress policy.
• Company Pension Scheme.
• Company social events.
• 25 days annual leave plus public/bank holidays.
• Purchase and sale of annual leave scheme.

Our company values shape who we are as a business, what we stand for and how we work. Hiring people with our values at heart, is very important as we see Littlefish grow.

I am High Performing – I like to raise the bar, we look at creating opportunities to increase quality and improve efficiency, we strive for service excellence.

I am Passionate – We build team success and celebrate them together, I am enthusiastic and energetic, I care about the people I work with and we support one another.

I Have a Can-Do Attitude – I am not afraid to step outside my comfort zone, we are not afraid to challenge status quo, we get stuff done!

So, if you feel like you can make a tangible difference, apply today, and join us on this journey.