Technical Documents Author - Outside IR35 - Andover, UK

The client requires an experienced Technical Documents Author/Service Architect to support the documentation of existing live services currently delivered by Client on behalf of Army HQ.

Several established services, including Defence Gateway, are transitioning from Army HQ into Defence Digital & Data ownership. To meet requirements and support Secure by Design assurance activities, these services require formal documentation using Defence templates and terminology.

The successful candidate will work with Subject Matter Experts (SMEs) to capture existing service designs, technical configurations and operational processes, producing documentation suitable for review by the Technical Design Office (TDO).

Key Responsibilities

• Produce Defence-compliant High Level Design (HLD) documents for existing services.
• Produce supporting Low Level Design (LLD) documentation.
• Develop Business Process Guides and operational documentation.
• Conduct interviews and workshops with SMEs and Customer to capture current service architectures and processes.
• Ensure documentation accurately reflects existing service delivery and support models.
• Apply Secure by Design principles within documentation where appropriate.
• Support review, assurance and governance activities, addressing comments from the Technical Design Office and other stakeholders.

Essential Experience

• Demonstrable experience authoring client or wider UK Government technical documentation.
• Proven experience producing or contributing to HLDs, LLDs and process guides.
• Strong understanding of service architecture and technical design documentation.
• Ability to rapidly assimilate technical information from SMEs.
• Excellent written communication and stakeholder engagement skills.
• Experience working within Defence governance and assurance frameworks.