Servicenow Solutions Architect

Company: Conventus Solutions Ltd
Apply for the Servicenow Solutions Architect
Location: London
Job Description:

Location: (Hybrid) London and customer sites

Security clearance: Active DV required. Applicants must be sole British nationals.

Conventus is working with a leading defence and national security organisation to find an experienced ServiceNow Solution Architect for a high-profile digital transformation programme. This permanent role is based in Farnborough on a hybrid basis. You’ll be the technical authority for an on premise ServiceNow platform. You will design scalable, secure solutions that support mission critical services, working in a highly secure environment.

We would also welcome applications from Senior ServiceNow Developers with strong on premise experience who are ready to step into an architecture role.

The role

  • Lead the end-to-end design of on premise ServiceNow solutions, from requirements gathering through to delivery and handover
  • Act as design authority for the platform, producing high and low level designs and making sure solutions follow best practice and ServiceNow’s recommended architecture
  • Work with infrastructure teams on the design, deployment and upgrade of self-hosted ServiceNow instances
  • Work with stakeholders, product owners and delivery teams to turn business needs into robust technical solutions
  • Design and oversee integrations with third-party and legacy systems in secure and accredited environments
  • Shape platform governance, standards and roadmaps, keeping to the out-of-the-box approach wherever possible
  • Provide technical leadership and mentoring to developers and administrators
  • Support security accreditation activity and make sure designs meet the security requirements of classified environments

Essential Experience/ Skills

  • Active DV clearance and British nationality
  • Proven experience of on premise ServiceNow implementations
  • Hands-on experience of on premise infrastructure supporting ServiceNow, such as servers, databases, networking, MID Servers and upgrades in self-hosted environments
  • Proven experience as a ServiceNow Solution Architect, Technical Architect or Senior Developer on large, complex implementations
  • Strong knowledge of core ServiceNow modules, such as ITSM, ITOM, CMDB/CSDM, and ideally SecOps.
  • Experience designing integrations using REST/SOAP APIs, MID Servers and IntegrationHub
  • A solid understanding of platform governance, data models and upgrade strategy
  • Excellent stakeholder management, with the ability to explain technical concepts to non-technical audiences
  • Experience in defence, government or other secure environments

Desirable

  • ServiceNow Certified Implementation Specialist (CIS) qualifications
  • ServiceNow architecture certification, such as Certified Master Architect (CMA) or Certified Technical Architect (CTA)
  • ServiceNow Certified System Administrator (CSA) qualification
  • TOGAF or a similar architecture framework
  • Experience of air-gapped or offline ServiceNow instances

What’s on offer

  • A salary of £100,000 + benefits
  • A permanent role with long-term stability on a critical national security programme
  • Hybrid working, with time split between home and the Farnborough site
  • A clear route into architecture for experienced senior developers
  • Pension, bonus, holiday allowance, training and certification budget, etc.

Due to the nature of this role, candidates must be British nationals and hold active DV clearance at the time of application.

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Posted: October 17th, 2026