Senior IT Security Engineer

Optima Connections Limited
London
3 days ago
Create job alert

Senior IT Security Engineer - Zero Trust

Permanent

Salary 60 - 85K plus bonus and benefits

On-site - Central London


We are an established, global, financial services trading company looking to grow the infrastructure and security of our trading systems. We are working towards ISO27001, NIST and a zero trust architecture.


You will be based in the UK and required onsite at least 4 days per week.


Reporting to the Head of Security / Operations. You will be responsible for all aspects of security from managing the SOC through to setting up PIM/PAM etc, establishing frameworks, selecting tools, establishing the zero trust architecture.


This position offers a really exciting opportunity for someone with a strong technical background who is looking to take on a Senior and develop the security systems whilst still being very hands on.


Experience required

Familiar with NIST, ISO 27001, ITIL

Azure - 5 years experience Info Sec (Azure AD, Defender, Sentinel)

PIM/ PAM

Audits and report writing

Assessments

Vulnerability Management and Pen Testing

Zero Trust Architecture

Automation (eg powershell, python)

Related Jobs

View all jobs

Senior IT Security Engineer

IT Security Engineer

Lead Software Security Engineer

Lead Software Security Engineer

Software Security Engineer

Security Engineer - Hardware, Firmware, Virtualization, Secure Hardware And Foundational Technologies Team

Get the latest insights and jobs direct. Sign up for our newsletter.

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

Industry Insights

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

Top 10 Best UK Universities for Cyber Security Degrees (2025 Guide)

Discover ten of the strongest UK universities for Cyber Security degrees in 2025. Compare entry requirements, course content, research strength and industry links to choose the right programme for you. Cyber Security has moved from IT back-room concern to critical national infrastructure. With growing threats from ransomware, state-sponsored attacks and supply-chain compromise, demand for well-trained cyber professionals has never been higher. The UK is home to a clutch of universities recognised globally for excellence in this field. Below, we profile ten institutions offering robust undergraduate or postgraduate cyber-security pathways. While league tables shift year on year, these universities have a consistent record of first-class teaching, research and industry collaboration.

How to Write a Winning Cover Letter for Cyber Security Jobs: Proven 4-Paragraph Structure

Learn how to craft the perfect cover letter for cyber security jobs with this proven 4-paragraph structure. Ideal for entry-level candidates, career switchers, and professionals looking to advance in the cyber security sector. When applying for a cyber security job, your cover letter is an essential component of your application. The cyber security industry is continuously evolving, and organisations are always seeking professionals who can protect their networks, systems, and data. Your cover letter provides an opportunity to demonstrate your technical expertise, your enthusiasm for cyber security, and your ability to contribute to the protection of sensitive information. Whether you're just entering the field, transitioning from another career, or looking to advance in cyber security, this article will guide you through a proven four-paragraph structure to create a compelling cover letter. We’ll provide sample lines and tips to help you stand out in the competitive cyber security job market.

Quantum-Enhanced AI in Cyber Security: Guarding the Digital Frontier

The cyber security landscape has evolved dramatically over the past decade. Long gone are the days when businesses primarily worried about simplistic phishing or basic website defacements. Today’s threats include nation-state attacks, sophisticated ransomware, AI-generated phishing campaigns, and a wide array of stealthy intrusion methods. Organisations must defend vast digital ecosystems that include cloud infrastructure, IoT devices, and critical operational technology—any of which can become high-value targets for malicious actors. Amid these escalating challenges, a new technological wave is emerging: quantum computing. Although still in its infancy, quantum computing promises capabilities that could surpass even the most advanced classical supercomputers for specific tasks. Simultaneously, in the world of Artificial Intelligence (AI)—where data volumes and model complexity are exploding—quantum’s parallelism could significantly boost analysis, training, and decision-making. What unfolds when quantum computing and AI converge in the realm of cyber security? On one hand, quantum technologies could introduce stronger encryption and faster threat detection. On the other, adversaries armed with quantum power might break today’s cryptographic protocols or develop more potent attacks at unimaginable speeds. This article explores the phenomenon of quantum-enhanced AI for cyber security: the possibilities it unlocks, the challenges it poses, and the reasons it could reshape both defensive and offensive operations in the digital world.