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Solution Architect @ The Nippon Telegraph And Telephone Corporation (NTT)

King William Street 1, LondonOnsiteFull-time
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About this role

Salary: £41,000 - 81,000 per year

Requirements: We require experience working in Defence delivery environments, with an understanding of Defence governance, acquisition processes, military decision-making, and collaborative working across military, Civil Service, and supplier organisations.We require strong Solution Architecture experience, with demonstrable delivery within Defence, National Security, or other complex, highly regulated environments.We require strong knowledge of cloud-native architectures and cloud platforms, including experience of MODCloud or equivalent Defence or National Security cloud environments.We require experience working within recognised architecture frameworks such as TOGAF, NAF, or MODAF, together with modelling approaches such as ArchiMate.We require experience delivering solutions with strict security controls where external security assurance is mandated, including awareness of Secure by Design (SbD) principles and their implementation.We require experience defining the high-level engineering approach at a programme level, such as defining transition states, architectural roadmaps, and identifying potential delivery options.We require experience working within an MBSE environment, with the ability to consume and interpret architecture models, viewpoints, and traceability held within Sparx Enterprise Architect to inform solution design and architectural decision-making.We require broad knowledge of technologies and applications such as integration and messaging services, digital services, case management, data integration, and an up-to-date understanding of emerging technology approaches.We require excellent communication skills and strengths in producing high-quality, accurate deliverables.We require the ability to engage credibly with senior military officers, Civil Servants, suppliers, and technical stakeholders.We require the ability to influence technical and non-technical stakeholders and build trusted relationships across Defence, customer, and supplier organisations.Candidates must hold, or be eligible to obtain, UK Security Check (SC) clearance; existing SC or DV clearance is highly desirable. Responsibilities: We define solutions and shape the architectural aspects of programmes.We drive discovery phases, understand the landscape, identify challenges, and design solutions within product and programme teams.We work in an agile, fast-moving environment and build relationships quickly as part of collaborative, multi-functional teams.We evaluate the current state of a solution or service.We identify challenges, gaps, and opportunities.We identify technical solutions and options.We define programme roadmaps and high-level direction.We define transition states and transformation approaches.We support estimation and business case generation for proposed solutions.We guide proposed solutions through technical governance reviews.We build relationships with technical and business stakeholders. Technologies: AIArchitectArchiMateCloudSupportSecurityTOGAF More:

We are NTT DATA, a company pushing the boundaries of what is possible, known for technical excellence, leading innovations, and making a difference to our clients and society. We offer a workplace that embraces diversity and inclusion, where you can grow, belong, and thrive. We are seeking experienced Solution Architects and Application Architects for our UK Defence and National Security accounts, supporting the delivery of digital, data, and technology services. Our business is a $30+ billion technology services leader serving 75% of the Fortune Global 100, with capabilities across AI, cloud, security, connectivity, data centers, and application services. We operate globally in more than 70 countries and are part of NTT Group. The role is based in London or Birmingham, United Kingdom, and is full time.

last updated 36 week of 2026

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