National AI Awards 2025Discover AI's trailblazers! Join us to celebrate innovation and nominate industry leaders.

Nominate & Attend

Security Engineering Team Lead

networx
London
3 weeks ago
Applications closed

Related Jobs

View all jobs

Security Consultant (building services)

Security Consultant (building services)

Security Engineer

Security and Information Security Architect

Security and Information Security Architect

Security and Information Security Architect

OVERALL SUMMARY

At Close Brothers we look to recruit individuals from all different backgrounds and encourage you to apply even if you don’t tick every box. We celebrate diversity, promote inclusivity and are open to discuss flexible work options to help you balance your work and home life.

Join the Close Brothers Security and Resilience Team where you will be responsible for delivering and improving high quality cyber security technology designs and solutions. Working as part of the Security and Resilience team our ideal team member will have previous experience in be familiar with key security technologies such as DLP, SIEM, PAM, WAF, Web and email content security, IDS/IPS, firewalls, etc with excellent and up-to-date technical knowledge of IT infrastructure (hardware, databases, operating systems, networking devices etc) and an understanding of how they are configured.

RESPONSIBILITIES

  • Provides guidance on the application and operation of elementary physical, procedural and technical security controls.
  • Explains the purpose of security controls and performs security risk and business impact analysis for medium complexity information systems.
  • Identifies risks that arise from potential technical solution architectures. Designs alternate solutions or countermeasures and ensures they mitigate identified risks.
  • Designs, verifies, documents, amends and refactors complex software configurations for deployment.
  • Contributes to the selection of the software configuration methods, tools and techniques.
  • Provides detailed and specific advice regarding the application of their specialism to the organisation's planning and operations.
  • Actively maintains knowledge in one or more identifiable specialisms.
  • Undertakes basic risk management activities.
  • Maintains documentation of risks, threats, vulnerabilities and mitigation actions.
  • Supports assigned co-workers in areas of uncertainty, such as, organisational contacts, communication channels, processes, job expectations and manager relations.
  • Provides operational direction, support and guidance to assigned colleagues.

Developing Our People: as a line manager, you will be responsible for inspiring and motivating your team, as well as developing performance through coaching. You will encourage your team to take responsibility for their own personal development and provide support through regular feedback.

WE WOULD LOVE TO HEAR FROM YOU IF YOU HAVE:

  • 3+ years’ experience using a SIEM tool in a technical support capacity
  • Good knowledge of a range of cyber security tools such as EDR and FIM
  • Experience using scripting languages (Python, Bash, PowerShell etc.)
  • Understanding of data classification and protection of datasets
  • Proven experience in configuring SIEM technologies to ingest technical feeds, baselining and parsing data to an accepted assurance level, with the end result it being used for cyber incident response
  • Knowledge of designing and scoping installation of SIEM and other cyber security technologies
  • Proven experience working with technical stakeholders in successful partnership to deliver identified goals
  • Excellent and up-to-date knowledge of IT infrastructure (hardware, databases, operating systems, networking devices etc) and cyber security controls around them
  • Good knowledge of industry data security legislations and cyber security law
  • Understanding of computer forensics, unpacking malware, memory imaging and extraction

IT IS NOT ESSENTIAL BUT IT WOULD BE GREAT IF YOU HAVE:

  • Experience designing and operating security technologies above
  • Experience working in an IT and/or information security team for a medium/large enterprise

We are an inclusive organisation and committed to ensuring our recruitment process is as accessible as possible to everyone. We will make adjustments for people who have a disability or long-term condition. If you need the job description or application form in an alternative format or would like to discuss the recruitment process with us, please email us at  or request a call back.

ABOUT US

At Close Brothers we support employees to balance their work life priorities and in this role you will be able to enjoy a mixture of hybrid working.

Close Brothers is a leading UK merchant banking group providing lending, deposit taking and securities trading. We employ approximately 3,000 people, principally in the United Kingdom and Ireland. Close Brothers Group plc is listed on the London Stock Exchange and is a constituent of the FTSE 250.

National AI Awards 2025

Subscribe to Future Tech Insights for the latest jobs & insights, direct to your inbox.

By subscribing, you agree to our privacy policy and terms of service.

Industry Insights

Discover insightful articles, industry insights, expert tips, and curated resources.

Cyber Security Jobs Employer Hotlist 2025: 50 UK Companies Actively Hiring Right Now

Bookmark this guide—refreshed every quarter—so you always know who’s really expanding their cyber security teams. Ransomware payouts broke records in 2024, the UK’s new Cyber Security Bill imposed mandatory breach disclosure, and the National Cyber Force’s move to Samlesbury has super‑charged the northern skills market. Result? Demand for security architects, SOC analysts, penetration testers, cloud‑security engineers, threat hunters & GRC specialists is at an all‑time high in 2025. Below you’ll find 50 organisations that have posted UK‑based cyber security vacancies or announced head‑count growth during the past eight weeks. They’re organised into five quick‑scan categories. For every employer you’ll see: Main UK hub Example live or recent vacancy Why it’s worth a look (tech stack, culture, mission) Search any company on CyberSecurityJobs.tech to view current ads, or set a free alert so fresh openings land straight in your inbox.

Return-to-Work Pathways: Relaunch Your Cyber Security Career with Returnships, Flexible & Hybrid Roles

Re-entering the workforce after a career break can feel especially challenging in a fast-moving field like cyber security. Whether you stepped away for parenting, caregiving or another life chapter, the UK’s cyber security sector now offers a range of return-to-work pathways—from structured returnships to flexible and hybrid roles. These programmes value the transferable skills and resilience you’ve developed during your break, pairing you with mentorship, upskilling opportunities and supportive networks to ease your transition back into cyber security. In this article, tailored for parents and carers, you’ll discover how to: Understand the growing demand for cyber security talent in the UK Translate your organisational, communication and problem-solving skills into cyber security roles Tackle common re-entry challenges with practical solutions Refresh your technical knowledge through targeted learning Access returnship and re-entry programmes specific to cyber security Find roles that accommodate family commitments—whether hybrid, flexible or full-time Balance your career relaunch with caring responsibilities Master applications, interviews and networking in cyber security Draw inspiration from real returner success stories Whether you aim to return as an analyst, penetration tester, security engineer or compliance specialist, this guide will equip you with the steps and resources to reignite your cyber security career.

LinkedIn Profile Checklist for Cybersecurity Jobs: 10 Tweaks to Supercharge Recruiter Engagement

In the ever-evolving realm of cybersecurity, having a LinkedIn profile that reflects both your technical prowess and threat-hunting acumen is vital. Organisations are on the lookout for professionals skilled in penetration testing, incident response, security architecture and compliance. With hiring managers scanning dozens of profiles daily, your profile needs to not just rank in searches but convey your expertise in safeguarding digital assets. This step-by-step LinkedIn for cybersecurity jobs checklist offers ten practical tweaks to supercharge recruiter engagement. Whether you’re an aspiring security analyst, a seasoned penetration tester or a chief information security officer aiming for board-level roles, these actionable optimisations will sharpen your LinkedIn presence and position you as a top infosec candidate.