Principal security engineer Work, Jobs in London Ec4y (with Salaries)

Principal Information Security Engineer
AJ Bell —London
- Full-time
- Hybrid work
- Scripting
- Computer networking
- IT
- Employee assistance programme
Quick apply
Principal Software Engineer
Northrop Grumman —London
- £80,200 - £120,400 a year
- DevOps
- Java
- AWS
- Relocation assistance
Azure Principal Platform Engineer - UK Security Clearance eligibility required
Appvia —London
- £90,000 - £120,000 a year
- Full-time
- Hybrid work
- Azure
- DevOps
- Project management
- Employee assistance programme
- Flexible schedule
Quick apply
Principal Mechanical Engineer
BAE Systems Inc. —Westminster
- £118,095 - £200,762 a year
- Full-time
- Remote
- Doctoral degree
- CAD
- Engineering
- Annual leave
- Employee assistance programme
Global IT Director - Principal Security Engineer
Boston Consulting Group —London
- Full-time
- Azure
- Java
- AWS
Principal Security Engineer
RedCloud —London
- Hybrid work
- Project management
- Software development
- IT
- Annual leave
- Employee discount
Principal Security Engineer
Sweco UK —London
- Part-time
- Hybrid work
- AutoCAD
- Engineering
- Microsoft Office
- Employee assistance programme
- Employee discount
Principal Security Engineer, SDO AppSec EMEA
Amazon Development Centre (London) Limited —London
- Full-time
- Computer Science
- Engineering
- Master's degree
Principal Systems Engineer
Northrop Grumman —New Malden
- £58,000 - £72,000 a year
- Hybrid work
- Engineering
- System design
- Programmable logic controllers
- Relocation assistance
7d
AWS Principal Platform Engineer - UK Security Clearance eligibility required.
Appvia —London
- £90,000 - £120,000 a year
- Full-time
- Hybrid work
- Azure
- DevOps
- AWS
- Employee assistance programme
- Flexible schedule
Quick apply
Principal Security Engineer
Sweco —London
- Full-time
- Hybrid work
- AutoCAD
- Engineering
- Microsoft Office
- Employee assistance programme
- Employee discount
Principal, Quality Eng:, IT Security
European Bank for Reconstruction and Development —London
- Machine learning
- Agile
- IT
4d
Principal Product Engineer, React Native
Zapp —London
- £135,000 - £175,000 a year
- Full-time
- DevOps
- Sick pay
2d
Principal Security Engineer
Pipedrive —London
- Full-time
- Hybrid work
- English
- Master's degree
- APIs
- Relocation assistance
- Annual leave
Quick apply
Principal Platform Engineer
Leonardo UK Ltd —London
- £60,000 - £71,400 a year
- Full-time
- Hybrid work
- Windows
- Mentoring
- SharePoint
- Flexible schedule
- Referral programme
Principal River Engineer
AtkinsRéalis —Epsom
- Full-time
- Hybrid work
- Engineering
- Construction experience
- Communication skills
Principal Technical Program Manager - FDE - Security Check (SC) Clearance
Microsoft —London
- £93,500 - £161,800 a year
- Full-time
- Engineering
- Data analysis skills
- Bachelor's degree
8d
Principal Engineer
Kier Group —Gerrards Cross
- From £70,000 a year
- Full-time
- Engineering
- Business
- Leadership
- Flexible schedule
Senior Principal Engineer (iOS)
Trainline —London
- £110,000 - £130,000 a year
- Full-time
- Hybrid work
- Leadership
- Communication skills
3d
Principal Machine Learning Engineer
Entain —London
- Full-time
- Hybrid work
- AWS
- Machine learning
- Python
- Annual leave

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Principal Information Security Engineer

AJ Bell -
London

Quick apply

Job details

Full-time

Benefits

Casual dress
Company pension
Employee assistance programme
Private medical insurance

Qualifications

CISSP
Information security
Firewall
NIST standards
Scripting
Computer networking
Mac OS
IT
Financial services
SIEM
Linux
Communication skills

Full job description

Job Description

Due to growth within our security engineering department we are now looking for a Principal Information Security Engineer to join the team. The role will support the Senior Information Security Engineering Manager by providing technical leadership and oversight across the Information Security Engineering team.

This role is responsible for the day-to-day technical execution by our security engineering team, ensuring that project engagements are delivered to a high standard and support activities are dealt with in line with organisational SLAs.

You will act as the team’s primary technical lead and escalation point, driving efficiency, validating designs, and ensuring that all engineering outputs remain consistent and aligned with the security strategy.

The key responsibilities of the role are:

Act as the primary technical escalation point for the team, providing hands-on guidance and decision-making for complex technical challenges.
Oversee the day-to-day execution of security engineering, ensuring that BAU work is delivered to high standards and that all team SLAs are consistently met.
Ensure the quality and consistency of engineering outputs, specifically for project engagements, technical tasks, and documentation, ensuring they align with established security standards.
Support the technical delivery of our security tooling roadmap, helping to bridge the gap between high-level strategic objectives and operational outcomes.
Work closely with the Information Security Architecture team to validate design concepts, ensuring solutions are robust, scalable, and fit for our enterprise environment.
Collaborate with the Information Security Operations team to drive operational efficiency, quality improvements, and the seamless integration of security controls across the estate.
Provide technical leadership and mentoring to the engineering team, ensuring they have the support and direction needed to deliver secure, automated, and effective solutions

Technical Skills:

Demonstrable experience implementing enterprise security platforms
Strong hands-on experience with of Microsoft security stack
Strong hands-on experience using, managing, and securing diverse end-user compute environments, including Windows, MacOS, Linux, and mobile device platforms.
Knowledge/experience working with firewalls and cloud security solutions is highly advantageous
Deep understanding of Information Security solutions e.g. email / web gateways, Privileged Account Management (PAM), Identity Governance and Administration (IGA), Security Information and Event Management (SIEM), Endpoint protection
Strong understanding and knowledge of Information Security risk management tools and techniques.
Awareness of Information Security control standards and frameworks
Knowledge/experience working with firewalls and cloud security solutions is highly advantageous.
Knowledge/experience working with firewalls is highly advantageous
Experience of Cloud security solutions and standards is highly advantageous
Hands-on experience with automation and scripting highly desirable

Competence, knowledge and skills

Competence

Experience working within recognised Information Security frameworks and best practices such as ISO27001, NIST etc.
5 years’ experience in an Information Security role gained in a financial services or e-commerce environment is preferred

Knowledge & Skills

Significant experience in the area of Information Technology (IT) security
Strong knowledge of core IT and networking concepts
Well versed in IT security capabilities, framework and concepts
Extensive experience implementing industry-standard IT security platforms
Strong ownership of tasks, attention to detail and following through to conclusion
Ability to challenge approach, strategy and implementation to ensure Information Security is consistently considered and improved
Ability to work under own initiative to plan and communicate effectively with colleagues and customers
Structured, self-starting, flexible and enjoy working in fast-paced environments
Effective communication skills, both written and verbal
Ability to plan, organise and follow through on assigned tasks and complete with little or no prompting from management
Excellent attention to detail
Attained or working towards CISSP certification

About AJ Bell

At AJ Bell, we believe investing should feel good. Whether you're looking for an ISA, pension or dealing account, whether you want to invest with the help of a financial adviser or do it yourself, we have easy-to-use solutions to suit people from all walks of life.

We're one of the UK's fastest-growing investment platform businesses, trusted by everyone from professional financial advisers to first-time investors.

Today, over 723,000 customers trust us to manage more than £108.7 billion of assets. By continually striving to make investing simpler and more accessible, we're helping more people take control of their financial futures.

We're proud to be recognised as one of the UK's Best 100 Companies to Work For for six consecutive years, and a Great Place to Work® in 2025 and 2026, a reflection of our supportive and collaborative culture.

What we offer

Competitive starting salary
26 days holiday, increasing with service + buy/sell scheme + bank holidays
7% Pension with matched contributions
Discretionary bonus scheme
Share schemes (including free shares and BAYE)
Health Cash Plan and discounted private healthcare
Free gym
Enhanced family leave (subject to qualifying criteria)
Travel and bike loan schemes
Employee Assistance Programme

Life at AJ Bell

Regular social events including summer and Christmas parties
Learning and development opportunities tailored to you
Casual dress code
Friendly, supportive team environment

Our ways of working

At AJ Bell, our people are the heart of our culture. We believe in building strong connections by working together. That's why we offer a hybrid working model, where you'll spend a minimum of 50% of working time per month in the office. For new team members, an initial period will be spent full-time in the office to help you immerse yourself in our business and build valuable relationships with your colleagues.

Inclusion & diversity

We’re committed to creating an inclusive environment where everyone feels respected, supported and able to be themselves at work.

We welcome applications from all backgrounds and make hiring decisions based on skills, experience and potential.

Agency information

This vacancy is being managed exclusively by our in-house Recruitment team. We are not partnering with recruitment agencies on this opportunity and will only accept applications submitted directly by candidates.

Quick apply

Refine Your Search

principal security engineer jobs in london ec4y

Principal Information Security Engineer

Principal Software Engineer

Azure Principal Platform Engineer - UK Security Clearance eligibility required

Principal Mechanical Engineer

Global IT Director - Principal Security Engineer

Principal Security Engineer

Principal Security Engineer

Principal Security Engineer, SDO AppSec EMEA

Principal Systems Engineer

AWS Principal Platform Engineer - UK Security Clearance eligibility required.

Principal Security Engineer

Principal, Quality Eng:, IT Security

Principal Product Engineer, React Native

Principal Security Engineer

Principal Platform Engineer

Principal River Engineer

Principal Technical Program Manager - FDE - Security Check (SC) Clearance

Principal Engineer

Senior Principal Engineer (iOS)

Principal Machine Learning Engineer

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