Defence Enterprise Architect: Digital Transformation Lead

Mastek Ltd; Reading; On-site; GBP 80,000 - GBP 100,000; Full time

Job summary

A leading digital transformation company is seeking a Lead Enterprise Architect to guide complex programmes in the UK Defence sector. In this role, you will lead architectural design and governance, focusing on digital transformation and secure multi-domain environments. Candidates should have strong experience in Defence IT systems and a deep understanding of enterprise architecture frameworks. Join us to make a significant impact in creating digitized, secure capabilities for Defence stakeholders.

Benefits

Commitment to inclusion

Encouragement of innovation and collaboration

Focus on continuous growth

Qualifications

• Strong experience as a Senior / Lead Enterprise Architect in Defence or high-security government environments.
• Proven delivery of secure, complex digital and IT systems at enterprise scale.
• Deep understanding of enterprise architecture frameworks (e.g., TOGAF).
• Excellent communication and technical writing skills.

Responsibilities

• Lead enterprise architecture across large Defence programmes.
• Provide technical governance and compliance oversight.
• Design and review secure architectures aligned to Defence frameworks.
• Engage with senior stakeholders to influence strategy.

Skills

Enterprise architecture frameworks (e.g., TOGAF)

Cloud technologies

Cybersecurity

Integration technologies

Technical writing

Team leadership

Stakeholder engagement

Job description

A leading digital transformation company is seeking a Lead Enterprise Architect to guide complex programmes in the UK Defence sector. In this role, you will lead architectural design and governance, focusing on digital transformation and secure multi-domain environments. Candidates should have strong experience in Defence IT systems and a deep understanding of enterprise architecture frameworks. Join us to make a significant impact in creating digitized, secure capabilities for Defence stakeholders.