Senior Solution Architect — Defence & Data Transformation

Envitia; Horsham; Hybrid; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Annual leave 25 days + birthday

Private healthcare

Training & Skills development

Fitness reimbursement

Life assurance

Pension contributions

Perkbox subscription

Flexible work arrangements

Internal reward schemes

Community volunteering

Job summary

Envitia is a UK‑based software and services company delivering data‑driven transformation for Defence, Central Government and the wider public sector. As Principal Solution Architect you will define target architectures, provide technical leadership and ensure measurable business outcomes across complex programmes.

You will lead governance and assurance across multi‑disciplinary teams, mentor colleagues, and contribute to pre‑sales activities, cost estimations and compelling client proposals,

Qualifications

• Experience as a Solution/Enterprise/Principal Architect in Defence, National Security, Central Government or similar.
• Ability to translate business/operational/technical requirements into scalable solutions.
• Proven track record leading large‑scale digital and data transformation programmes.
• Strong consulting and stakeholder management skills for senior audiences.
• Experience supporting business development, pre‑sales engagements and client proposals.

Responsibilities

• Lead design, governance and assurance of complex solution architectures for Defence, Central Government and public sector programmes.
• Act as trusted technical advisor to clients, shaping roadmaps and ensuring business outcomes.
• Define strategies and target architectures balancing objectives, security and commercial factors.
• Provide architectural leadership across large multidisciplinary teams.
• Mentor and grow Envitia's architecture capability and community of practice.
• Drive pre‑sales activities, opportunity shaping, bids and client presentations.
• Develop reusable frameworks, reference architectures and best practices.

Skills

Solution architecture

Enterprise architecture

Stakeholder management

Pre-sales engagement

Leadership

Mentoring

Tools

TOGAF

ArchiMate

Job description

Envitia is a UK‑based software and services company delivering data‑driven transformation for Defence, Central Government and the wider public sector. As Principal Solution Architect you will define target architectures, provide technical leadership and ensure measurable business outcomes across complex programmes.

You will lead governance and assurance across multi‑disciplinary teams, mentor colleagues, and contribute to pre‑sales activities, cost estimations and compelling client proposals,