Senior Security Engineer

Care First UK Recruitment Solutions
London
2 weeks ago
Create job alert

Senior Security Engineer | London | Hybrid (3 Days In-Office) | Competitive Pay & Great Benefits

Join one of the world’s leading providers of customizable trading technology, trusted by top investment banks and hedge funds globally.

They’re looking for aSenior Security Engineerto design, implement, and protect cutting-edge security infrastructure across cloud (AWS, Azure, M365) and on-prem environments.

You will play a critical role in ensuring the confidentiality, integrity, and availability of their systems, networks, and data.

The successful Senior Security Engineer will be offered the flexibility of hybrid working, where you will be required to work from their City of London office at least 3 days a week.

Key Responsibilities of the Senior Security Engineer:

  • Develop and implement comprehensive security strategies, policies, and procedures.
  • Design, deploy, and manage security solutions, including PAM/IAM, intrusion detection/prevention systems, endpoint protection, data loss prevention and encryption.
  • Design and manage security in the cloud, including AWS Control Tower, Azure, and MS O365.
  • Conduct or coordinate regular security assessments, penetration tests, and vulnerability scans to identify and address potential vulnerabilities and weaknesses.
  • Assist in investigating security breaches, incidents, and unauthorized access attempts, and develop and implement incident response plans.
  • Collaborate with cross-functional teams to ensure security requirements are incorporated into the design and implementation of systems and applications.
  • Lead security-related projects, evaluating and implementing new security technologies and solutions.
  • Mentor and guide junior security engineers, sharing knowledge and best practices.

Skills & Experience:

  • 5+ years' experience in Security Engineering.
  • Strong skills in PAM/IAM, vulnerability management, and cloud security.
  • Knowledge of system hardening and network security protocols.
  • Leadership and mentoring experience.

Nice to have:

  • CISSP, CEH, or CISM certifications.
  • Scripting experience.

What’s on offer:

  • Competitive Pay
  • Discretionary bonus
  • Private medical & dental insurance
  • Gympass membership
  • Hybrid working model (3 days per week in office)

What’s Next?

If you have the skillset and knowledge to hit the ground running in this brand-new Senior Security Engineer position, we would love to hear from you. APPLY NOW for immediate consideration.

Related Jobs

View all jobs

Senior Security Engineer

Senior Security Engineer (DevSecOps)Identity/AuthenticationFinance

Senior Security Engineer

Senior Security Engineer

Senior Security Engineer

Senior Security Engineer

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.

Cyber Security Jobs at Newly Funded UK Start-ups: Q3 2025 Investment Tracker

Cyber security is no longer just a topic for tech-savvy professionals—it’s an essential pillar of every modern organisation. From protecting sensitive customer data to thwarting state-sponsored attacks, cyber security teams play a crucial role in safeguarding digital infrastructures across all sectors. In the UK, cyber security innovation is thriving, fuelled by a fertile mix of venture capital, government backing, and an ever-growing pool of talented specialists. Now, in the third quarter of 2025, we’ve seen a fresh influx of funding for cyber security start-ups that are poised to shape the industry’s future. This Q3 2025 Investment Tracker highlights newly funded UK-based cyber security start-ups, their core offerings, and—most importantly—the wide range of job opportunities they’re creating. Whether you’re a veteran security analyst, a pen tester, or a newcomer eager to explore the defensive side of tech, these start-ups are actively seeking professionals to help drive their next phase of growth. We’ll also guide you through the essential skills in demand, strategies to secure a role, and how to leverage CyberSecurityJobs.tech to fast-track your job search.

Portfolio Projects That Get You Hired for Cyber Security Jobs (With Real GitHub Examples)

With rising cyber threats and increasingly sophisticated attacks, cyber security has become a critical priority for organisations worldwide. From penetration testers (pentesters) and SOC analysts to cloud security engineers and threat intelligence specialists, the demand for skilled cyber security professionals continues to surge. But how do you stand out in a growing field? Alongside your CV, an impressive cyber security portfolio can be the distinguishing factor that convinces employers you’re the right fit. In this comprehensive guide, you’ll discover: Why a cyber security portfolio is essential for job seekers in this domain. How to align portfolio projects with different cyber security career paths. Real GitHub examples that demonstrate best practices in security-focused projects. Actionable project ideas you can start today, from penetration testing labs to blue-team detection pipelines. Best practices for organising your repos and presenting your work so hiring managers can instantly see your impact. When you’re ready to pursue your next opportunity, remember to upload your CV on CyberSecurityJobs.tech. Our specialised platform connects talented security professionals with employers who need your expertise—exactly what your portfolio will showcase.

Cyber Security Job Interview Warm‑Up: 30 Real Coding & System‑Design Questions

The need for skilled cyber security professionals has never been greater. As organisations rapidly digitise their operations and store increasing amounts of sensitive data online, cyber threats loom large—ranging from sophisticated ransomware attacks to insider threats and state‑sponsored espionage. Against this backdrop, cyber security jobs remain some of the most in‑demand and mission‑critical roles on the market. If you’re preparing for a cyber security interview, expect to be tested on a broad spectrum of topics—from secure coding and incident response to network security architecture and compliance standards. In many cases, companies also include problem‑solving exercises and system design scenarios to gauge how well you can apply theoretical knowledge to real‑world threats. To help you ace these assessments, we’ve compiled 30 real coding & system‑design questions you might encounter. Each reflects a key area of cyber security—whether it’s encryption and key management, threat modelling, or designing a zero‑trust network. Along the way, we’ll offer insights and best practices so you can stand out from the crowd. If you’re on the lookout for exciting cyber security roles in the UK, head to www.cybersecurityjobs.tech. There, you’ll discover a range of positions—covering everything from penetration testing and threat intelligence to compliance management and security operations. Let’s dive into the essentials of interview readiness.