Network Security Lead Engineer

Deutsche Bank; City Of London; Hybrid; GBP 75,000 - 95,000; Full time

Job summary

A leading global financial institution in London is looking for a Network Security Lead Engineer. This role involves designing and managing security solutions, ensuring compliance, and collaborating with cross-functional teams. Ideal candidates will have significant experience in network security engineering, specifically with firewalls and segmentation. The position offers a hybrid working model, competitive salary, and comprehensive benefits.

Benefits

Hybrid Working

Competitive salary and pension

30 days’ holiday plus bank holidays

Life Assurance and Private Healthcare

Flexible benefits including Gym discounts

CSR programme with volunteering leave

Qualifications

• 5+ years of experience in network security engineering.
• Strong hands-on experience with firewall management.
• Proven track record in implementing network segmentation.

Responsibilities

• Design, implement, and manage firewall policies.
• Lead initiatives for network segmentation.
• Ensure compliance with external regulatory standards.
• Collaborate with various teams on security alignment.
• Develop documentation for policies and compliance.
• Participate in audits and provide evidence for controls.

Skills

Firewall management

Network segmentation

Collaboration skills

Regulatory compliance understanding

Education

Bachelor’s degree in Computer Science or Information Security

Tools

Windows Firewall

Illumio

Guardicore

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 we’ll 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. That’s 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

• Bachelor’s 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 we’ll 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.

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 [e-mail] 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.