Deloitte - Recruitment
Threat Modeling and Cybersecurity Specialist
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Role: Threat Modeling and Cybersecurity Specialist
Location: London
Start Date: September 2026
End Date: 6 months
Daily Rate: up to £450 depending on experience - Inside IR35
Payroll provider – Rockford Payroll
Info for Contingent Workers – Rockford Pay
This is an exciting opportunity to join Deloitte Operations for an engagement with one of our clients.
The Role
As a Threat Modeling and Cybersecurity Specialist, you will play a critical role in identifying potential threats, developing mitigation strategies, and delivering secure, efficient Python-based applications. You will work closely with cross-functional teams, presenting your findings and improvements to senior leadership and technical teams, while operating with minimal supervision.
Key Responsibilities
- Conduct threat modeling using documented processes such as STRIDE, PASTA, and Attack Trees.
- Develop and maintain automation tools to enhance threat identification and mitigation.
- Maintain high standards in identifying threats and specifying mitigating controls.
- Manage the lifecycle of identified threats and controls, ensuring timely delivery within set timeframes.
- Provide feedback and continuous improvements to the existing threat modeling process.
- Develop, test, and deploy secure Python-based applications adhering to established SDLC processes and quality standards.
- Collaborate with diverse teams, presenting work clearly and effectively.
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Experience & Skills Required
- Minimum of 6 years IT experience with at least 4 years in Cybersecurity or Information Security roles.
- Proven expertise in threat modeling methodologies (STRIDE, PASTA, Attack Trees, ATT&CK).
- Strong knowledge of vulnerability identification using CWE or OWASP standards.
- Hands-on experience with security practices including authentication, authorization, logging/monitoring, encryption, infrastructure security, and network segmentation.
- Proficiency in Python programming, including asynchronous programming and FastAPI framework.
- Experience with unit testing frameworks such as Pytest.
- Familiarity with development concepts like CICD, pipelines, SDLC, and Infrastructure as Code (Terraform, CloudFormation).
- Experience working in DevOps or agile team environments.
- Proficient with Jira or other ticketing systems.
- Strong analytical skills, attention to detail, and a problem-solving mindset.
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Preferred Skills and Tools
- Experience with Docker, Kubernetes, serverless architectures, and Helm.
- Knowledge of Snowflake, MongoDB, Terraform Cloud, GitHub, and Databricks.
- Ability to design and review technical architectures.
- Experience supporting or performing penetration testing.
Required Qualifications / Certifications
- Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent work experience.
- Associate level cloud certification from AWS, GCP, or Azure (e.g., AWS Certified Developer, Google Associate Cloud Engineer, Microsoft Certified Azure Developer Associate).
- Associate or professional cybersecurity certification (e.g., CISA, GSEC, SSCP, CompTIA CySA+, Microsoft Security Operations Analyst Associate).
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