1,468,379open jobs
89,168companies
225,581added this week
Browse all
Salary
≈ $69k – $162k per year (Estimated)
Location
Hybrid (London, United Kingdom)
Visa
Licensed UK visa sponsor
Employment
Contractor

Confirmed on the employer's own hiring board on Oct 12, 2026. First seen by Alion on Oct 9, 2026. Deloitte scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Deloitte is one of the "Big Four" global accounting and professional services firms, providing audit, tax, consulting, and risk advisory services to organizations worldwide. Founded in London in 1845, it operates as a multinational network of independent member firms spanning over 150 countries and territories. Known for its extensive market reach and industry expertise, the organization serves a vast majority of the Fortune Global 500 companies.

Job Title: Cyber Security Engineer (Threat Modelling) - contract

Location: London Hybrid, 2-3 days a week in the London office

Duration: 4 months

Contract Start Date: ASAP *please note that onboarding will take 4-6 weeks from the offer

Day Rate: Competitive (Inside IR35)

Deloitte

Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.

The Role

We are looking for an experienced Threat Modelling Security Engineer to identify security threats, define effective mitigating controls and manage findings throughout their lifecycle. You will deliver threat models to agreed timeframes, develop secure Python-based automation and help improve the existing threat modelling service. The role involves presenting technical work to senior and cross-functional stakeholders, while training and supervising junior team members. You will work with minimal supervision across cloud, DevOps and regulated security environments.

Essential Skills and Experience

  • An experienced IT professional with cyber security or information security experience
  • Technical expertise with threat modelling using STRIDE, PASTA, attack trees, tooling and MITRE ATT&CK.
  • Cyber security experience covering authentication, authorisation, logging and monitoring, encryption, infrastructure security and network segmentation.
  • Development and DevOps knowledge, including CI/CD, pipelines, SDLC, scripting, Infrastructure as Code (Terraform or CloudFormation), Docker, Kubernetes (K8s), serverless and Helm.
  • Strong programming capability, preferably Python including asynchronous programming and FastAP I, plus unit testing with Pytest.
  • Experience applying security standards and SDLC controls to software platforms.
  • Experience identifying vulnerabilities using CWE or OWASP, hardening operating systems, and designing or reviewing technical architectures.
  • Working knowledge of agile/DevOps delivery, Jira, CDK/GitOps, penetration testing and technologies such as Snowflake, MongoDB, Terraform Cloud, GitHub or Databricks.
  • Analytical and adversarial mindset, attention to detail, problem-solving ability and a commitment to continuous learning.
  • Strong documentation, research, communication and collaboration skills, with experience building relationships across diverse teams in a regulated environment.
  • Desirable - Professional-level cloud certification, vendor cloud security certification and professional cyber security certification from either AWS, CGP or Azure

Deliverables: Responsibilities but not limited to:

  • Threat Modeling using a documented process.
  • Development of automation tools as required.
  • Maintain a high standard of work in identifying threats and specifying mitigating controls.
  • Attending to the lifecycle of identified threats and controls.
  • Delivery of threat models and supporting tasks within existing timeframes.
  • Provide feedback, support, and improvements to the existing threat modeling process.
  • Present work to seniors, the team, and other technical teams.
  • Train newer members of the team
  • Supervise junior members of the team
  • Run parts of our threat model service
  • Work with little supervision to complete work
  • Develop, test, and deploy secure and efficient Python-based applications, adhering to established SDLC processes and quality standards.

IR35

As a means of managing tax, commercial and reputational risks, Deloitte prohibits the use of Associates through Personal Service Companies (‘PSCs’). All Associates must contract under PAYE arrangements through a Deloitte approved ‘Employment Company’ (aka ‘umbrella company.’)

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
1,468,379 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Security
Similar stack
Same company
London
AI Security Engineer 6 hours ago
Hybrid • Full-Time • 3+ years exp • Bachelor's Degree • London
Python
JavaScript
TypeScript
Node JS
AI/ML
AI Agents
LLM
RAG
DevOps
GCP
AWS
Cybersecurity
Least Privilege
Apply
Security Architect 6 hours ago
≈ $103k – $186k per year (Estimated) • Hybrid • Full-Time • 5+ years exp • Bachelor's Degree • London
Python
JavaScript
Kotlin
TypeScript
Node JS
DevOps
GCP
AWS
IAM
Cybersecurity
ISO 27001
Threat Modeling
OWASP
Apply
≈ $58k – $137k per year (Estimated) • Hybrid • Full-Time • 3+ years exp • Bachelor's Degree • London
Python
JavaScript
Kotlin
TypeScript
Node JS
Swift
DevOps
GCP
CI/CD
AWS
Cybersecurity
Burp Suite
OWASP ZAP
OWASP Top 10
Threat Modeling
OWASP
Apply
≈ $71k – $166k per year (Estimated) • Hybrid • Full-Time • Bachelor's Degree • London
DevOps
GCP
AWS
IAM
Apply
DevSecOps Engineer 6 hours ago
≈ $57k – $137k per year (Estimated) • Hybrid • Full-Time • 3+ years exp • Bachelor's Degree • London
Python
JavaScript
Kotlin
TypeScript
Node JS
DevOps
GCP
GitHub Actions
GitLab CI
CI/CD
Jenkins
AWS
Docker
Kubernetes
Platform Engineering
IAM
Cybersecurity
Least Privilege
Apply
$200k – $250k per year • In office • Boston
SQL
Databases
Snowflake
Databricks
AI/ML
Claude
ChatGPT
Analytics
Tableau
Looker
Management
Google Sheets
Apply
$160k – $240k per year • Equity 0–0.4% • In office • Full-Time • 2+ years exp • San Francisco
Python
TypeScript
Bash
AI/ML
AI Agents
LLM
Frontend
Next.js
DevOps
Terraform
GCP
AWS
Kubernetes
Linux
Apply
≈ $17k – $32k per year (Estimated) • In office • 8+ years exp • Bachelor's Degree • India
Python
SQL
Python
pySpark
Databases
PostgreSQL
Databricks
Oracle
AI/ML
Copilot
Spark
Airflow
RAG
Knowledge Graph
Analytics
Tableau
Management
Agile
Apply
In office • Full-Time • Bachelor's Degree • Burlington
Python
JavaScript
C++
Bash
Frontend
React.js
DevOps
Git
Linux
Unix
Management
Jira
Apply
≈ $59k – $140k per year (Estimated) • In office • Full-Time • Burlington
Python
DevOps
Git
Linux
Management
Jira
Apply
≈ $64k – $150k per year (Estimated) • Hybrid • London
Python
SQL
PowerShell
Cybersecurity
FTK
EnCase
Apply
≈ $58k – $135k per year (Estimated) • Hybrid • Bachelor's Degree • Edinburgh
Python
PowerShell
DevOps
Terraform
GCP
Azure
CI/CD
AWS
Cybersecurity
Zero Trust
SIEM
Management
Agile
Scrum
Apply
≈ $86k – $155k per year (Estimated) • Hybrid • Bachelor's Degree • Edinburgh
Python
PowerShell
C#
DevOps
Docker
Kubernetes
Cybersecurity
Zero Trust
SIEM
Management
Agile
Apply
≈ $100k – $181k per year (Estimated) • Hybrid • Bachelor's Degree • London
DevOps
Ansible
GCP
Azure
Jenkins
Git
AWS
Docker
Kubernetes
IAM
Linux
DNS
DHCP
Cybersecurity
Active Directory
SIEM
Management
Agile
Waterfall
Apply
≈ $100k – $176k per year (Estimated) • Hybrid • Bachelor's Degree • London
DevOps
GCP
Azure
IAM
DNS
DHCP
Cybersecurity
Okta
CyberArk
Active Directory
Apply
$24k – $36k per year • Remote (United States, United Kingdom) • Internship • London
Marketing
Instagram
Apply
≈ $165k – $303k per year (Estimated) • In office • London
Mobile
Metal
Apply
≈ $67k – $145k per year (Estimated) • In office • London
Apply
≈ $67k – $145k per year (Estimated) • In office • London
Apply
≈ $67k – $145k per year (Estimated) • In office • London
Apply
See all jobs
This is one of many
1,468,379 more open roles from verified company boards, updated every day.