Network Security Lead Engineer

Deutsche Bank; Greater London; Hybrid; GBP 100,000 - 125,000; Full time

Job summary

A leading global bank in London is seeking a Network Security Lead Engineer. You will design, implement, and manage enterprise network security solutions, focusing on firewall infrastructure and regulatory compliance. The position offers a competitive salary, hybrid working arrangements, and various flexible benefits. The ideal candidate will have extensive network security engineering experience and a strong educational background. Join this dynamic team and help enhance the company's security posture.

Benefits

Hybrid Working

Competitive salary and pension

30 days holiday plus bank holidays

Life Assurance and Private Healthcare

Flexible benefits including Retail Discounts

Volunteering leave

Qualifications

• Bachelor's degree in computer science, Information Security, or related field.
• Experience in network security engineering with a focus on firewall management.
• Strong hands-on experience with host-based firewalls (e.g. Windows Firewall).
• Proven track record in implementing network segmentation in complex environments.
• Solid understanding of regulatory compliance frameworks.

Responsibilities

• Design, implement and manage firewall policies across platforms.
• Lead initiatives for network segmentation to enhance security posture.
• Ensure compliance with external regulatory standards through secure network architecture.
• Collaborate with teams to align network security with business requirements.
• Develop and maintain documentation for firewall rules and compliance mappings.
• Participate in audits providing evidence for network security controls.

Skills

Network security

Protocols

ASA

TCP/IP

Windows

Access Control

Information Security

Infrastructure

Linux

IOS

Servers

Troubleshooting

Intrusion Detection

SIEM

Education

Bachelor's degree in computer science or related field

Job description

Job Description :

Job Title Network Security Lead Engineer

Location London

Corporate Title Assistant Vice President

You will be a part of the Chief Information Security Office (CISO) and the Chief Technology Office (CTO) within the Network Security team.

As Network Security Lead Engineer you would be driving the design implementation and management of enterprise network security solutions. This role requires deep expertise in both physical firewall infrastructure and host-based firewall products as well as hands‑on experience in network segmentation and segregation strategies. You will also have a strong understanding of external regulatory compliance requirements and the ability to collaborate effectively with cross-functional and infrastructure teams for security remediation of critical audit findings.

What well offer you

A healthy engaged and well‑supported workforce are better equipped to do their best work and more importantly enjoy their lives inside and outside the workplace. Thats why we are committed to providing an environment with your development and wellbeing at its centre.

You can expect :

• Hybrid Working - we understand that employee expectations and preferences are changing. We have implemented a model that enables eligible employees to work remotely for a part of their working time and reach a working pattern that works for them
• Competitive salary and non‑contributory pension
• 30 days holiday plus bank holidays with the option to purchase additional days
• Life Assurance and Private Healthcare for you and your family
• A range of flexible benefits including Retail Discounts a Bike4Work scheme and Gym benefits
• The opportunity to support a wide ranging CSR programme 2 days volunteering leave per year

Your key responsibilities

• Design implement and manage firewall policies across physical and host‑based platforms
• Lead initiatives for network segmentation and segregation to enhance security posture and reduce attack surface
• Ensure compliance with external regulatory standards (e.g. DORA GDPR NIST ISO 27001) through secure network architecture and controls
• Collaborate with infrastructure application and security teams to align network security with business and technical requirements
• Develop and maintain documentation for firewall rules segmentation policies and compliance mappings
• Participate in audits and assessments providing evidence and explanations for network security controls

Your skills and experience

• Bachelors degree in computer science Information Security or related field (or equivalent professional experience)
• Experience in network security engineering with a focus on firewall management and segmentation
• Strong hands‑on experience with host‑based firewalls (e.g. Windows Firewall Illumio Guardicore)
• Proven track record in implementing network segmentation and segregation in complex environments
• Solid understanding of regulatory compliance frameworks and their impact on network security
• Excellent communication and collaboration skills with experience working across cross‑functional teams

How well support you

• Training and development to help you excel in your career
• Coaching and support from experts in your team
• A culture of continuous learning to aid progression
• A range of flexible benefits that you can tailor to suit your needs
• We value diversity and as an equal opportunities employer we make reasonable adjustments for those with a disability such as the provision of assistive equipment if required (e.g. screen readers assistive hearing devices adapted keyboards)

About us

Deutsche Bank is the leading German bank with strong European roots and a global network. Click here to see what we do.

Deutsche Bank in the UK is proud to have been named The Times Top 50 Employers for Gender Equality 2025 for six consecutive years. Additionally we have been awarded a Gold Award from Stonewall and named in their Top 100 Employers 2024 for our work supporting LGBTQ inclusion.

If you have a disability health condition or require any adjustments during the application process we encourage you to contact our Adjustments Concierge on to discuss how we can best support you. Alternatively you can share your phone number and a member of the team will be happy to call you to talk through your specific requirements.

We strive for a culture in which we are empowered to excel together every day. This includes acting responsibly thinking commercially taking initiative and working collaboratively.

Together we share and celebrate the successes of our people. Together we are Deutsche Bank Group.

We welcome applications from all people and promote a positive fair and inclusive work environment.

Key Skills

Network security,Protocols,ASA,Tcp / IP,Routers,Windows,Access Control,Information Security,Infrastructure,Linux,IOS,Servers,Troubleshoot,Intrusion Detection,Siem

Employment Information

Employment Type: Full‑Time

Experience: years

Vacancy: 1