Contract - Senior Business Analyst

Job Title: Senior Business Analyst (contract)

Location: UK Hybrid (preferably Cardiff) - role is mostly remote with adhoc travel to the office

Duration: 6 months (with potential to extend)

Contract Start Date: ASAP (Mid-August 2026)

Deloitte

Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.

The Role

We’re looking for a Senior Business Analyst (BA) to join the Business Change and Analysis team in Enterprise Business Solutions at Deloitte. You will work on different projects across our security programmes. You will be the “voice of the business” ensuring that our technology teams deliver solutions that meet business needs by understanding our business, eliciting requirements and improving the user experience.

You will support the Head of Business Analysis to evolve the Business Analysis practice.

Essential Skills and Experience

• An experienced Senior BA with functional and technical expertise within Financial or Professional Services
• Previous experience with process transformation or improving user experience
• Strong stakeholder management: Able to lead and drive the discussions with technical and non technical senior stakeholders, lead workshops and provide demos. Able to collaborate and manage relationships with business stakeholders, at all levels, with the ability to challenge where required.
• Work independently and take the lead with managing documentation, process mapping, requirements, business case writing and user journeys
• Ability to quickly understand high level business processes and problems and present solutions and options.
• Be a team player, work collaboratively and positively with others in an open, friendly, flexible and facilitating manner.
• Able to define scope and distil lots of information into high level understandable concepts and business language.
• Experience of process mapping, requirements elicitation techniques and Business Case writing.
• Navigate through and manage change in a fast-paced environment.

Desirable

• Understanding of AI is highly desirable
• Lean six sigma certified
• Experience designing user experiences and design thinking
• BPMN

Deliverables: Responsibilities but not limited to

• Outline the problem, proposed solution, expected benefits (financial and non-financial), costs, risks, and return on investment.
• Executive summary, problem statement, strategic alignment, options analysis, financial analysis, risk assessment, and recommendations.
• Stakeholder Analysis and Management Plan:Identify all individuals or groups affected by or influencing a project, assesses their interests, influence, and impact and outlines strategies for engaging and managing their expectations. Stakeholder register, power/interest grid, communication plan tailored to different stakeholder groups.
• As-Is and To-Be Process Models: Document current business processes ('As-Is') to understand inefficiencies and design optimised future processes ('To-Be') that incorporate new solutions or improvements.Process flow diagrams (e.g., BPMN), swimlane diagrams, process narratives, and key performance indicators (KPIs). Business Requirements Document (BRD) / Epic & Feature Definitions (Agile)

IR35

As a means of managing tax, commercial and reputational risks, Deloitte prohibits the use of Associates through Personal Service Companies (‘PSCs’). All Associates must contract under PAYE arrangements through a Deloitte approved ‘Employment Company’ (aka ‘umbrella company.’)