Security Engineer

Dentsu; Remote; GBP 70,000 - 90,000; Full time

Job summary

A global integrated growth partner in the UK is seeking a Cyber Security professional to enhance security measures across its global business. In this permanent remote role, you will implement enterprise security platforms, collaborate across teams, and develop security tooling. Candidates should have robust knowledge of security principles, cloud platforms, and automation skills. A competitive salary and a flexible benefits package are offered, along with a commitment to diversity and inclusion.

Benefits

Competitive salary

Tailorable benefits package

Commitment to inclusion and diversity

Qualifications

• Solid understanding of security principles and engineering practices across enterprise, development and cloud environments.
• Must possess excellent technical, analytical and problem-solving skills.
• Experience in DevSecOps, cloud security, and CI/CD pipeline security.

Responsibilities

• Implement and maintain enterprise security platforms and custom environment-specific tooling.
• Support security controls throughout the CI/CD pipeline, including containerized environment.
• Collaborate with SOC and DevOps teams to enhance cloud security posture.

Skills

Security principles

Enterprise security tools

Cloud platforms (Azure, AWS, GCP)

DevSecOps

Scripting skills (Python, Bash, Terraform)

Analytical skills

Communication skills

Education

Relevant certifications (e.g. CKS, DevSecOps Practitioner)

Tools

Okta

Island Browser

Wiz

Sentinel

Defender

Job description

A successful candidate will join dentsu's Cyber Security team and will focus on helping secure environments across our global business. In this role, you will be responsible for helping define security measures and maintain security platforms across a variety of enterprise and development environments. You will work closely with security platforms, SOC, security architects and developer teams to integrate security tooling and platforms, ensuring a secure and resilient infrastructure. An ideal candidate would have a proven track record in both enterprise security tooling and DevSecOps processes, including multi‑cloud security, code & secret scanning, container security etc. This role is suited to someone who would enjoy helping develop new internal capabilities and embrace the challenge of implementing and supporting these in a variety of different environments and technologies across the global business.

Key Responsibilities

• Implement and maintain enterprise security platforms, as well as custom environment‑specific tooling.
• Support the deployment and maintenance of enterprise browser solutions and enterprise SSO security tooling.
• Drive efficiencies in processes and reporting metrics via automation and integrations.
• Support security controls throughout the CI/CD pipeline, including containerized environment, secret scanning, SCA and automated static and dynamic application security testing (SAST).
• Leverage cloud‑native security solutions to support and automate manual security monitoring, threat detection, and incident response.
• Collaborate with SOC, vulnerability management, security architects and DevOps teams to validate findings, enhance cloud security posture and enforce compliance.
• Document, identify and train teams to ensure seamless handover of operational responsibilities post implementation, whilst providing L2/L3 support across multiple environments/teams when required.

Qualifications

• Strong understanding of security principles and engineering practices across enterprise, development and cloud environments.
• Hands on experience with enterprise security tools (e.g. Okta, Island Browser, Wiz, Sentinel, Defender, etc.)
• Strong experience with cloud platforms (Azure, AWS, GCP) and their security offerings.
• Experience in DevSecOps, cloud security, and CI/CD pipeline security.
• Familiarity with security tools commonly used in DevSecOps workflows, e.g. dependabot, detect‑secrets, semgrep, trivy, Falco, Nuclei, SonarQube, etc.
• Solid understanding of network security, identity and access management (IAM), and cloud security posture management (CSPM).
• Strong scripting skills (Python, Bash, Terraform, etc.) for automating security tasks and building custom security and reporting solutions.
• Must possess excellent technical, analytical and problem‑solving skills, with a proactive approach to resolving issues and bridging personal knowledge gaps.
• Strong communication skills and the ability to work both independently and collaboratively with cross‑functional teams.
• Good presentation skills, both verbal and written, on technical and non‑technical information.
• Relevant certifications (e.g. Kubernetes Security Specialist (CKS), DevSecOps Practitioner, Azure Security Engineer, AWS Certified Security Specialty, GCP Professional Cloud Security Engineer, etc.)

Company

Dentsu is an integrated growth and transformation partner to the world's leading organizations. Founded in 1901 in Tokyo, Japan, and now present in over 145 countries and regions, it has a proven track record of nurturing and developing innovations, combining the talents of its global network of leadership brands to develop impactful and integrated growth solutions for clients. Dentsu delivers end‑to‑end experience transformation (EX) by integrating its services across Media, CXM and Creative, while its business transformation (BX) mindset pushes the boundaries of transformation and sustainable growth for brands, people and society.

Job Details

This is a permanent role to work remotely with occasional travel to one of our offices in Manchester or London, NW1.

Benefits

As well as a competitive salary, you’ll enjoy a benefits package that you can tailor to your needs. Inclusion and Diversity: At dentsu, we embrace diversity and inclusion, valuing the unique perspectives and contributions of every individual. We believe that diversity fuels creativity and innovation, benefiting our employees, partners, and communities.