Senior Threat Hunter (Specialist I - Information Security) - London

Senior Threat Hunter (Specialist I - Information Security) - London

London Full-Time 63000 - 77000 £ / year (est.) Home office (partial)
UST Global

At a Glance

  • Tasks: Hunt for threats using Python and Jupyter Notebooks in a dynamic security environment.
  • Company: Join a leading Managed Security Services team in London.
  • Benefits: Hybrid work model, competitive salary, and opportunities for professional growth.
  • Other info: Collaborate globally and enhance your skills in a fast-paced environment.
  • Why this job: Make a real impact by developing automated threat hunting frameworks.
  • Qualifications: 5+ years in Threat Hunting with strong Python and Jupyter experience.

The predicted salary is between 63000 - 77000 £ per year.

We are looking for a Senior Threat Hunter with strong expertise in Python and Jupyter Notebooks to join our Managed Security Services team in London. This role combines advanced threat hunting with engineering capabilities, focusing on building scalable, automated, and repeatable threat hunting frameworks across large datasets in enterprise environments.

Key Responsibilities

  • Perform proactive, hypothesis-driven threat hunting aligned to MITRE ATT&CK
  • Analyze and investigate security data across endpoint, network, and cloud environments
  • Identify indicators of compromise, suspicious activity, and emerging threats
  • Develop and maintain Jupyter Notebook-based hunting frameworks
  • Build reusable Python modules, APIs, and automation tools
  • Design and maintain data pipelines for telemetry and threat intelligence integration
  • Automate hunting workflows using orchestration tools (e.g., Azure ML pipelines)
  • Apply data normalization, validation, and correlation techniques
  • Collaborate with SOC, Threat Intelligence, and Detection Engineering teams
  • Produce clear and structured threat hunting reports and findings

Required Skills & Experience

  • 5+ years of experience in Threat Hunting, Detection Engineering, or Incident Response
  • Strong hands-on experience with: Python (Pandas preferred), Jupyter Notebooks
  • Experience working with: SIEM / EDR / XDR platforms, large-scale security telemetry and data analysis
  • Strong understanding of: MITRE ATT&CK framework and attacker TTPs, Windows and Linux operating systems, network traffic and log analysis
  • Experience in cloud threat hunting (AWS, Azure, GCP)
  • Good understanding of: CI/CD pipelines, SDLC, and automation practices

Preferred Qualifications

  • Experience with tools such as Microsoft Sentinel, Defender, CrowdStrike, Cybereason
  • Experience building automation for detection validation, rule deployment, or telemetry pipelines
  • Relevant certifications such as GIAC, OSCP, or CEH

Work Model

  • Hybrid role based in London
  • Permanent position
  • Collaboration with global teams

Senior Threat Hunter (Specialist I - Information Security) - London employer: UST Global

Join our dynamic Managed Security Services team in London as a Senior Threat Hunter, where you'll thrive in a collaborative and innovative work culture that prioritises employee growth and development. We offer competitive benefits, including flexible working arrangements and opportunities to engage with cutting-edge technologies, ensuring you can make a meaningful impact while advancing your career in the ever-evolving field of information security.

UST Global

Contact Details:

UST Global Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior Threat Hunter (Specialist I - Information Security) - London

Get Involved in the Cybersecurity Community

Diving into the cybersecurity community is key for landing that full-time gig. Join forums like Reddit's r/cybersecurity or attend local meetups to connect with industry veterans and other job seekers. Networking is everything in this field—don’t just be a passive lurker!

Show Off Your Skills with Capture the Flag Competitions

Participate in Capture the Flag (CTF) competitions; these are not just a fun way to boost your skills but also a chance to showcase your talent to potential employers. Many companies, including UST Global, love seeing candidates who actively engage in these challenges.

Tailor Your Online Presence

Make sure your LinkedIn and any professional profiles reflect your cybersecurity expertise. Share your projects, whether they’re personal or from a previous role, to catch the eye of hiring managers. This is how they’ll find your passion and commitment to the field!

Apply Directly Through UST Global

Don’t forget to head straight to our website and check out any openings for cybersecurity roles at UST Global. Applying directly can sometimes give you an edge, especially if you can mention that you've been following our work or engaging in the community.

We think you need these skills to ace Senior Threat Hunter (Specialist I - Information Security) - London

Python
Jupyter Notebooks
Threat Hunting
Detection Engineering
Incident Response
SIEM
EDR

Some tips for your application 🫡

Show off your technical skills:In cybersecurity, it's crucial to highlight your technical prowess. Make sure your CV showcases specific skills like network security, penetration testing, or threat analysis. If you have relevant certifications (like CEH or CISSP), pop those on the front page to grab attention!

Tailor your portfolio for the role:Even for a full-time role, a portfolio can set you apart. If you've worked on any cybersecurity projects—be it CTF challenges, security assessments, or research papers—include these in your application. This demonstrates not just your skills, but also your hands-on experience!

Use real-world examples:When writing your cover letter, don’t just stick to your qualifications. Share real-world examples of how you’ve tackled security issues or vulnerabilities. This gives the hiring team at UST Global insight into your practical problem-solving abilities and makes your application memorable.

Demonstrate your passion for cybersecurity:Cybersecurity is an ever-evolving field, so show us that you’re always learning! Mention any recent courses, webinars, or industry events you’ve attended. This not only exhibits your enthusiasm but also signals to UST Global that you’re committed to staying ahead in the game.

How to prepare for a job interview at UST Global

Sharpen Your Technical Skills

For a role in cybersecurity, it’s essential to be up-to-date with the latest tools and techniques. Brush up on your knowledge of firewalls, intrusion detection systems, and vulnerability assessment tools. Be ready to discuss specific scenarios where you’ve applied these skills, as hands-on experience can really set us apart in interviews.

Prepare for Scenario-Based Questions

Expect the interviewers at UST Global to throw in some hypothetical situations to see how you’d handle them. Think about common security breaches or incidents and be prepared to explain how you would respond. This not only shows your problem-solving skills but also your understanding of real-world cybersecurity challenges.

Highlight Your Certifications

Certifications like CompTIA Security+, CISSP, or CEH can give you a significant edge in a full-time role in cybersecurity. Make sure to mention these during your interview and be prepared to discuss what you learned through those certifications and how they relate to the position at UST Global.

Show Your Passion for Cybersecurity

Since you’re going for a full-time gig, showing genuine enthusiasm for the field can make all the difference. Share any personal projects, blogs, or communities you’re part of that relate to cybersecurity. This not only showcases your passion but also your commitment to staying engaged in this ever-evolving field.