IT Cyber Security Analyst – Tier 2

Company: Littlefish
Apply for the IT Cyber Security Analyst – Tier 2
Location: Nottingham
Job Description:

Come and join the Littlefish team!

Work location: Nottingham (Hybrid)

Salary: Up to: £35,000 + 20% shift allowance

Shift pattern: 4 days on/4 days off

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.

The role and what you’ll be getting up to on a day-to-day basis:

As a Tier 2 Cyber Security Analyst, you’ll work within the CSOC to detect, investigate, and respond to advanced security threats across customer environments. You’ll support the CSOC Manager with day-to-day operations, act as a technical escalation point for analysts, and provide out-of-hours escalation support when required.

This is a hands-on technical role where you’ll investigate complex alerts, support threat-hunting activities, contribute to the tuning of SIEM detections, and help improve SOC processes and response playbooks. You’ll also play an important role in mentoring analysts and supporting the continued development of the SOC’s technical capability.

Technology innovation is part of our DNA, and this role will continue to evolve as AI-driven detection, automation, and response capabilities are introduced.

You will:

  • Investigate, triage, and respond to security alerts across customer environments
  • Support the tuning and maintenance of SIEM detection rules alongside senior analysts
  • Carry out proactive threat analysis and support threat-hunting activities
  • Act as an escalation point for Tier 1 analysts, providing guidance and technical support
  • Investigate complex security incidents and contribute to root-cause analysis
  • Support continual improvement of SOC processes and response playbooks
  • Assist with monthly SOC reporting and contribute insights into customer security posture
  • Support client service reviews and communicate cyber risks in clear, business-friendly language
  • Conduct security assessments, including vulnerability testing and risk analysis
  • Ensure timely, high-quality incident resolution in line with SOC standards and SLAs

Who you are:

You’re an experienced cyber security professional with deep SOC experience and a strong technical foundation. You’re confident making decisions in high-pressure situations, enjoy solving complex security challenges, and take pride in supporting and developing others.

You balance technical excellence with a service-delivery mindset and strong customer engagement.

You will have:

  • 2-4 years’ experience in a Security Operations or similar cyber role
  • Strong experience investigating and responding to cyber security incidents
  • Hands-on experience with SIEM, EDR, and email security tooling
  • Experience working in a Microsoft XDR SOC
  • Strong KQL (Kusto Query Language) skills
  • Experience mentoring and supporting analysts at different levels
  • Excellent written and verbal communication skills
  • Strong analytical thinking, judgement, and attention to detail
  • A proactive, self-motivated approach and passion for cyber security

It’s a bonus if you also have:

  • Relevant cyber security certifications such as AZ-500, SC-300, SC-100, SC-200, or SANS certifications
  • Experience working as part of an incident response function
  • Exposure to developing or enhancing detection rules and response playbooks
  • Knowledge of vulnerability assessment and remediation processes
  • An understanding of balancing business requirements with technical and security standards

What can we offer you?

  • Healthcare cash plan. This will give you access to online GP appointments, 24/7 access to qualified counsellors and cash back against a range of general healthcare
  • Referral bonus scheme of £1000 when you successfully refer a friend.
  • Access to our LinkedIn Learning platform, with over 16000 expert-led online tutorials to enhance and achieve your personal and professional goals.
  • Casual dress policy
  • Company Pension Scheme
  • Company social events
  • 25 days annual leave plus public/bank holidays
  • Purchase of annual leave scheme

Life at Littlefish:

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.

Here at Littlefish we aim to be somewhere everyone can be themselves. We are committed to encouraging a diverse and inclusive community where everyone irrespective of who they are, or their background, can feel equal and supported.

We encourage applications from people of all backgrounds. Please get in touch if you are concerned about any difficulties you may face during your recruitment process, so we adjust accordingly.

Part of our application process includes a set of ED&I (Equality, diversity and inclusion) questions. Please note, each question has a prefer not to say option).

Posted: April 1st, 2026