Security Architect Consultant

Defenceiq; Bristol; Hybrid; GBP 60,000 - 80,000; Full time

Job summary

A leading company in the defence sector is seeking a Security Architect Consultant for a 6-month contract in Bristol. The role involves designing secure systems and collaborating with engineering teams to implement security best practices. Candidates should have a deep understanding of security frameworks and experience in threat modelling and risk assessment.

Benefits

Collaborative work environment

Opportunity to influence high-impact systems

Qualifications

• Deep understanding of security frameworks like NIST, ISO27001/2, and OWASP.
• Experience with Secure by Design principles and MOD-specific guidelines.
• Familiarity with HMG security frameworks is a strong plus.

Responsibilities

• Define and embed security requirements throughout the product development lifecycle.
• Conduct threat modelling and risk assessments.
• Advise on solution architecture to minimize security risks.

Skills

Security frameworks

Threat modelling

Risk assessment

Communication

Problem-solving

Job description

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Contract Opportunity: Security Architect (Outside IR35, 6 Months) | Bristol (Hybrid)

Are you passionate about designing secure systems and embedding security at every stage of product development? We're seeking a Security Architect to join a forward-thinking organisation working on critical and cutting-edge technologies.

Location: Bristol (Hybrid Working)

Contract Length: 6 Months

IR35 Status: Outside IR35

Security Clearance: SC eligible

About The Role

As a Security Architect, you'll lead the charge in designing and implementing robust security solutions. You'll work closely with engineering and product teams to apply secure-by-design principles across complex systems. If you thrive in a collaborative, high-impact environment - this is your chance to make a real difference.

Key Responsibilities

• Define and embed security requirements throughout the product development lifecycle.
• Conduct threat modelling, risk assessments, and drive mitigation strategies.
• Advise on solution architecture, minimising security risks and ensuring compliance.
• Collaborate with cross-functional teams to implement security best practices.
• Support incident response and contribute to security awareness across teams.
• Clearly communicate risks to technical and non-technical stakeholders.
  
  

Essential Experience

What We're Looking For

• Deep understanding of security frameworks: NIST (especially 800-30, 800-53), ISO27001/2, ISO27005, and OWASP.
• Experience with Secure by Design principles and MOD-specific guidelines (e.g. JSP, Def Stan 05-138/139).
• Familiarity with HMG security and assurance frameworks is a strong plus.
• Comfortable using threat modelling tools and risk assessment methodologies.
  
  

Key Competencies

• Excellent communicator - confident, clear, and influential.
• Proactive problem-solver with critical thinking skills.
• Organised, resilient, and delivery-focused.
• Strong team player and stakeholder engager.
  
  

Why Join Us?

• Be part of a mission-critical environment where security is a top priority.
• Influence high-impact systems across defence, space, and high-tech industries.
• Work with a collaborative, expert-led team that values your insights and innovation.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Information Technology

• Industries

  Security Guards and Patrol Services

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