Advanced Intrusion Testing Lead

Lloyds Bank plc; United Kingdom; Hybrid; GBP 93,000 - 120,000; Full time

Benefits offered by this job

Pension contribution

Annual bonus

Share schemes

Discounted shopping

30 days holiday

Wellbeing initiatives

Parental leave policies

Job summary

Lloyds Banking Group is seeking an Advanced Intrusion Testing Lead to shape adversary emulation across the CSO and the wider Group. You’ll lead Red Team and Purple Team operations, deliver threat-led assessments and drive security improvements at enterprise scale.

You’ll mentor a high‑performing team, define the AIT roadmap, and communicate outcomes to technical and executive audiences. This hybrid role requires strong leadership and deep offensive security expertise.

Qualifications

• Experience leading Red Team, Purple Team and adversary emulation within a large organisation.
• Expertise in planning and delivering intelligence-led attack simulations.
• Strong understanding of adversary tactics, techniques and procedures.
• Experience building and leading high-performing technical teams.
• Excellent stakeholder management with technical and exec audiences.

Responsibilities

• Shape testing strategy through adversary emulation and guide Red/Purple Team operations.
• Lead, mentor and develop a high-performing team of specialists.
• Define and carry out the AIT roadmap aligned to CSO objectives.
• Build relationships across CSO and the wider organisation, communicating outcomes.
• Translate testing outputs into measurable risk reduction and remediation prioritisation.

Skills

Red Team leadership

Purple Team leadership

Adversary emulation

Intelligence-led testing

Threat modelling

Stakeholder management

Team leadership

Offensive security tooling

Education

Degree in Cyber Security or CS

Professional offensive security certifications (CREST, CRTO, GIAC, OSCP, OSCE)

Tools

C2 frameworks

Malware techniques

Evasion techniques

Python scripting

PowerShell

Job description

Job Description Summary

End Date Saturday 12 September 2026 Salary Range £92,701 - £109,060 We support flexible working Flexible Working Options Hybrid Working, Job Share Job Description Summary

About this Opportunity

This is a pivotal moment to join Lloyds Banking Group and the Chief Security Office as we transform how security is delivered across the Group. We're looking for an experienced and highly capable Advanced Intrusion Testing (AIT) Lead to lead and evolve our Adversary Emulation capability. Reporting to the Offensive Security Lead, you’ll be accountable for the strategic direction, operational delivery and technical excellence of the team. This role combines deep offensive security expertise with inspirational leadership. You’ll lead a team of highly skilled operators, and shape the roadmap for adversary emulation to deliver Red Teaming and Purple Teaming exercises across the Group. If you’re passionate about offensive security, enjoy developing high-performing teams, and want to influence cyber resilience at enterprise scale, we’d love to hear from you.

Job Information

JOB TITLE: Advanced Intrusion Testing Lead

SALARY: Outside London: £92, 701 - £119,966 London: £107,304 - £138,864

LOCATION: Manchester, Bristol, Edinburgh or London

WORKING PATTERN: Our work style is hybrid, which involves spending at least two days per week, or 40% of our time, at one of our office locations above.

What You'll Be Doing

• Draw on extensive hands‑on adversary emulation experience to shape testing strategy, guide the execution of sophisticated Red Team and Purple Team operations, and ensure the delivery of realistic, threat‑led assessments that provide impactful insights into the Group's cyber resilience.
• Lead, mentor and develop a high-performing team of Red Team and Purple Team specialists, fostering a culture of technical excellence, continuous improvement, innovation and knowledge sharing.
• Define and carry out the AIT roadmap, ensuring alignment to CSO and wider Group security objectives.
• Build strong relationships with stakeholders across the Chief Security Office and wider organisation, communicating security risks, testing outcomes and strategic recommendations to audiences ranging from technical practitioners to executives.
• Drive security improvement by translating testing outputs into measurable risk reduction, partnering with collaborators to prioritise and remediate findings at pace.

What You'll Need

• Extensive experience leading Red Team, Purple Team and adversary emulation functions within a large and complex organisation.
• Demonstrable expertise in planning and delivering sophisticated intelligence‑led attack simulations.
• Strong understanding of adversary tactics, techniques and procedures, threat‑led testing methodologies and offensive security tooling, including C2 frameworks, malware and evasion techniques.
• Ability to conduct targeted, covert tests including identifying vulnerabilities, exploiting them, and performing post‑exploitation activities, without needing to rely heavily on tools.
• Experience building, developing and leading high-performing technical teams.
• Excellent stakeholder management skills, with the ability to communicate effectively with technical and non‑technical audiences, including senior leadership.
• Passion for cyber security research, continuous learning and advancing offensive security practices.

Preferred Qualifications

• Recognised offensive security certifications such as CREST, CRTO, GIAC, OSCP, OSCE or equivalent.
• Software development, automation or engineering experience in any low level or high‑level language (C#, C++, C, Python, Bash Scripting, Java, Rust, etc.).
• Experience within financial services or other highly regulated environments.
• Degree or postgraduate qualification in Cyber Security, Computer Science, or a related field, or equivalent experience.
• Familiarity with AI‑enabled security testing, attack simulation frameworks and modern security engineering practices.

Why Join Us?

We’re transforming at pace. Investing billions in our people, data and tech to change the way we meet the needs of our 28 million customers. We’re growing, and we’d love you to be part of the journey. Our ambition is to be the leading UK business for diversity, equity and inclusion supporting our customers, colleagues and communities, and we’re committed to creating an environment in which everyone can thrive, learn and develop. We also offer a wide‑ranging benefits package, which includes:

Benefits

• A generous pension contribution of up to 15%
• An annual performance‑related bonus
• Share schemes including free shares
• Benefits you can adapt to your lifestyle, such as discounted shopping
• 30 days’ holiday, with bank holidays on top
• A range of wellbeing initiatives and generous parental leave policies

At Lloyds Banking Group, we’re driven by a clear purpose; to help Britain prosper. Across the Group, our colleagues are focused on making a difference to customers, businesses and communities. With us you’ll have a key role to play in shaping the financial services of the future, whilst the scale and reach of our Group means you’ll have many opportunities to learn, grow and develop.

We keep your data safe. So, we’ll only ever ask you to provide confidential or sensitive information once you have formally been invited along to an interview or accepted a verbal offer to join us, which is when we run our background checks. We’ll always explain what we need and why, with any request coming from a trusted Lloyds Banking Group person.

We're focused on creating a values‑led culture and are committed to building a workforce which reflects the diversity of the customers and communities we serve. Together we’re building a truly inclusive workplace where all of our colleagues have the opportunity to make a real difference. With 320 years under our belt, we’re used to change, and today is no different. Join us and help drive this change, shaping the future of finance whilst working at pace to deliver for our customers. Here, you’ll do the best work of your career. Your impact will be amplified by our scale as you learn and develop, gaining skills for the future.

Should you wish to contact us for any reason, please email us at: [e-mail]