Senior Business Analyst - Office for National Statistics - SEO

Locations: Newport or Titchfield (Fareham)

Why this role?

As a Senior Business Analyst, you’ll play a key role in shaping how the Census is designed, delivered and improved, helping ensure every voice is heard.

About the team

You’ll work within the End‑to‑End (E2E) Service Design Team, which ensures Census 2031 operates as a joined‑up, user‑centred service across all business areas.

You may work across the full service or specialise in areas such as:

• Field Operations
• Public Support and Contact Centres
• Communal Establishments
• Questionnaire Operations

You’ll collaborate with colleagues across ONS, delivery suppliers, enabling partners, and the Devolved Governments to support a unified UK‑wide Census experience.

What you’ll be doing

As a Senior Business Analyst, you’ll:

• Lead investigations into business processes, systems, data flows and services
• Shape and align business requirements with system capabilities
• Define and support improvements to processes and services, backed by business cases
• Facilitate scope and maintain focus on overall programme objectives
• Lead the definition of solutions to real business problems, considering the end‑to‑end service
• Elicit and manage functional and non‑functional requirements
• Work at pace using Agile principles and appropriate delivery methods
• Develop analysis models that are traceable, robust and fit for purpose
• Work closely with business and solution architects to align analysis with wider architecture
• Support decision‑making with clear, evidence‑based insight
• Promote assurance, security and quality
• Contribute to the Business Analysis community and support standards and best practice

Depending on role level, you may also line manage and coach other Business Analysts.

Who this role is for

This role could be a great fit if you:

• Enjoy working on large, complex national programmes
• Can confidently influence stakeholders and facilitate collaboration
• Like shaping services end‑to‑end, not just individual components
• Are comfortable working with ambiguity and evolving requirements
• Care deeply about user‑centred design and inclusive services

Essential experience

You’ll need practical experience in:

• Stakeholder relationship management
• Business modelling across processes, systems and data
• Requirements definition and management, including traceability
• Business process improvement, from analysis through to testing and implementation

Interested?

This partner post highlights the role.

Click through to the full Civil Service Jobs advert to see full details and apply.