Senior Security Engineer (DevSecOps) - Banking

Senior Security Engineer (DevSecOps) - Banking

Posted 2 days ago by iKas International

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£750 Per day
Inside
Hybrid
London, UK
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Atlassian Bamboo Automation AWS Identity And Access Management (IAM) Azure Kubernetes Service Banking Bash (Scripting Language) Continuous Integration and Continuous Delivery Data Loss Prevention DevSecOps Identity And Access Management Information Systems Security Kubernetes Linux Management Microsoft 365 Operating Systems Oracle Linux Scripting Security Engineering Squid (Proxy Server) Windows PowerShell

Summary: Senior Security Engineer (DevSecOps) is needed for a global Trading Exchange company in London, focusing on secure design, delivery, and operation of infrastructure and identity management. The role involves resolving complex security challenges and working on the MS Defender rollout and other migration tasks. Candidates should have over 5 years of experience in security engineering or DevSecOps, with strong analytical and technical skills. The position operates within a hybrid working model.

Key Responsibilities:

  • Lead the secure design, delivery, and operation of infrastructure, applications, and IAM across multiple platforms.
  • Resolve complex technical and operational challenges by interpreting and applying security policies and best practices.
  • Work on the 2026/2027 book of work and MS Defender rollout (EDR and AV).
  • Manage and drive multiple initiatives to completion, ensuring secure, scalable, and resilient outcomes.

Key Skills:

  • 5+ years of hands-on experience in security engineering, DevSecOps, or infrastructure security.
  • Experience with security tooling (Microsoft Defender EDR, DLP).
  • Proficiency in security automation and scripting (Python, PowerShell, Bash).
  • Familiarity with CI/CD tools (Ansible, Bitbucket, Bamboo).
  • Knowledge of operating systems and container orchestration (Windows, Linux, Kubernetes).
  • Understanding of network and security protocols (zScaler, Squid).
  • Strong analytical and problem-solving skills.
  • Ability to lead and coordinate multiple concurrent security projects.
  • Effective communication and documentation skills.
  • Detail-oriented and adaptable in a regulated, fast-paced environment.
  • Passionate about security engineering and automation.

Salary (Rate): £750.00 per day

City: London

Country: UK

Working Arrangements: hybrid

IR35 Status: inside IR35

Seniority Level: Senior

Industry: IT

Detailed Description From Employer:

IT Security - Development - Operations - Banking - InfoSec - IAM - MS Defender

Senior Security Engineer (DevSecOps) required by global Trading Exchange company, based in London (Hybrid Working model), to work within Information Security team, responsible for leading the secure design, delivery, and operation of infrastructure, applications, and identity and access management (IAM) across mu;tiple platforms.

You will serve as a subject matter expert, resolving complex technical and operational challenges by interpreting and applying security policies, guidelines, and best practices.

Specifically, you will be working on the 2026/2027 book of work, MS Defender rollout (EDR and AV). Plus general upgrading and migration work.

Ideal candidates will bring 5+ years of experience in security engineering or DevSecOps, with a strong analytical mindset, deep technical expertise, and the capability to manage and drive multiple initiatives to completion, ensuring secure, scalable, and resilient outcomes.

You will have recent and extensive DevSecOps Financial experience coupled with the following skills/knowledge:

  • 5+ years of hands-on experience in security engineering, DevSecOps, or infrastructure security.
  • Security tooling (Microsoft Defender EDR, DLP).
  • Security automation and Scripting (Python, PowerShell, Bash).
  • CI/CD tools (Ansible, Bitbucket, Bamboo).
  • Operating systems and container orchestration (Windows, Linux, Kubernetes).
  • Network and security protocols (zScaler, Squid).
  • Strong analytical and problem-solving skills with a proactive approach to complex challenges.
  • Ability to lead and coordinate multiple concurrent security projects across teams.
  • Effective communicator with excellent documentation and reporting habits.
  • Detail-oriented, adaptable, and committed to continuous improvement in a regulated, fast-paced environment.
  • Passionate about security engineering, automation, and protecting critical infrastructure.

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