Senior Business Analyst

Job title Senior Business Analyst  Division Digital Location Hybrid - Clearwater Court - RG1 8DB
Contract type Fixed term/Secondment Full/Part-time Full-time Salary Competitive salary up to £70,000 per annum depending on experience Job grade B Closing date 26/12/2025

As a Senior Business Analyst – Digital Transformation
, you will be responsible for leading Business Analysis activities across Thames Water’s Digital Transformation domains. This includes driving requirements definition, supporting implementation programmes, shaping solution design, and ensuring high-quality analysis standards across projects. You will work closely with Programme Managers, Portfolio Leads, Business Analysts, Digital engineering teams, and Domain Leads to ensure opportunities are clearly defined, well-structured, and deliver value for customers, communities, and the environment.

You will play a key role in transforming organisational capability by leveraging data, technology, and SAP-focused delivery to optimise business processes and support Thames Water’s strategic objectives.

• Deliver high-quality Business Analysis across large-scale Digital and ERP programmes, including SAP S/4
  
  HANA, SAP ECC, and SAP Success Factors implementations.
• Lead requirements gathering activities by collaborating with stakeholders, documenting business processes, and translating these into clear, structured technical requirements.
• Analyse existing workflows to identify opportunities for improvement, ensuring alignment to best practice and supporting future-state design.
• Develop implementation plans including timelines, resourcing considerations, and alignment with SAP Activate methodology.
• Provide training and support to end-users to enable successful adoption of new systems and processes.
• Support the development of test cases and acceptance criteria to ensure requirements are validated and traceable.
• Build and maintain strong relationships across business units and Digital teams, tailoring communication to stakeholder needs and ensuring clarity of scope, intent, and outcomes.
• Champion initiative vision, facilitate alignment, and enable consensus by explaining complex concepts simply and effectively.
• Coach, mentor, and quality assure the work of Business Analysts, guiding best practice and supporting capability uplift.
• Apply Agile and Waterfall methodologies appropriately, supporting teams to work iteratively and deliver agreed minimum viable product (MVP) outcomes.
• Support project teams with prioritisation, decision-making, and outcome visualisation to maintain momentum and clarity.
• Contribute to continuous improvement across the Business Analysis Community, promoting agile principles, service excellence, and consistent standards.
• Act as an escalation point for Business Analysts and project stakeholders, facilitating resolution of requirement-related issues, risks, and delivery challenges.

Base

Location:

Reading, Clearwater Court – Hybrid
Working Pattern: 36 Hours

• Experience working in a Digital Business Analysis project environment.
• Proven track record supporting SAP HR/Payroll Success Factors implementations, ideally in utilities or regulated industries.
• Strong proficiency in HR and Payroll processes, ERP integrations, and the SAP Activate delivery framework.
• Experience in data governance, change management, supplier enablement, and mentoring or coaching others.
• Ability to present complex business or technical information clearly and simply at all organisational levels.
• Strong stakeholder management skills, able to set clear expectations, communicate scope and priorities, and maintain a customer-centric mindset.
• Experience leading Business Analysis activities including elicitation, evidence gathering, problem/opportunity identification, and ensuring alignment to strategic business objectives.

• BCS Diploma in Business Analysis or equivalent qualification.
• SAP Success Factors certification or equivalent hands‑on SAP Business Analysis experience.
• Proficiency in HR and Payroll processes, ERP integrations, and SAP Activate methodology.
• Ability…