Enterprise Security Architect | 12-Month Contract (Watford)

Addition Solutions; Watford; On-site; GBP 81,000 - 99,000; Full time

Benefits offered by this job

Company bonus scheme

Matched pension contributions up to 8.

Private medical cover

26 days of annual leave

Wellbeing days

Flexible benefits

Employee Assistance Programme

Job summary

Addition Solutions is seeking an experienced Security Architect for a 12-month fixed-term contract in Watford. The role focuses on embedding security into large-scale transformations, producing security designs, and guiding compliance with policies and patterns.

You will work with technology architects, project managers and analysts to secure solutions from design through production, balancing risk with delivery constraints and communicating complex risks clearly.

Qualifications

• Proven experience providing security architecture support to enterprise-level projects and programmes.
• Strong knowledge of threat-modelling techniques such as STRIDE, DREAD and MITRE ATT&CK.
• Experience producing structured, high-quality security requirements and designs that comply with relevant standards.
• Broad technical knowledge across infrastructure, networks, systems, databases and applications.
• Strong understanding of identity and access management, cryptography, endpoint security, network security and application security.

Responsibilities

• Produce high-level and low-level security designs for enterprise solutions.
• Conduct risk assessments and ensure solutions comply with security policies and architectural patterns.
• Embed security early in the project lifecycle with Technology Solution Architects and key stakeholders.
• Define security requirements based on risk assessments and standards.
• Produce test plans and scopes for functional security testing and penetration testing.

Skills

Security architecture

Threat modeling

Enterprise security

Communication

Education

CISSP certification

Tools

Jira

Confluence

Job description

Addition Solutions is seeking an experienced Security Architect for a 12-month fixed-term contract in Watford. The role focuses on embedding security into large-scale transformations, producing security designs, and guiding compliance with policies and patterns.

You will work with technology architects, project managers and analysts to secure solutions from design through production, balancing risk with delivery constraints and communicating complex risks clearly.