Senior Business Analyst

Company: Pertemps Thames Water
Apply for the Senior Business Analyst
Location: Reading
Job Description:

Summary

This full-time Senior Business Analyst position with Pertemps Thames Water sits at the centre of the organisation’s digital transformation, based in Reading with a competitive salary of up to £70,000 per annum. The postholder leads analysis on complex, high-profile initiatives that deliver tangible benefits to customers, communities and the environment. Duties include engaging stakeholders at every level to build trusted relationships, tackling intricate business problems and shaping strategic decisions. The role also involves mentoring fellow analysts and contributing to the future of the Business Analysis function. Candidates should bring proven experience of complex projects, strong stakeholder management and analytical skills, and the ability to influence senior audiences while supporting progress towards business area goals. As a Senior Business Analyst, your role is critical to supporting Thames’ progress towards achieving business area goals and desired outcomes and you will bring your experience of working with complex business problems & projects to drive this. This is an opportunity to work at the heart of Thames Water’s digital transformation, leading analysis on complex, high-profile initiatives that deliver real benefits to our customers, communities and the environment. You’ll influence senior stakeholders, shape strategic decisions, mentor other analysts, and play a key role in building the future of Business Analysis within the organisation.

What you’ll be doing as a Senior Business Analyst

  • Engage effectively with stakeholders at all levels in the organisation to build trusted relationships and tailor communication to their needs.
  • Work with project teams, portfolio and business stakeholders both within and outside your domain area to build relationships while also meeting user needs.
  • Communicate clearly and consistently with stakeholders.
  • Leads business analysts’ team where there is more than 1 on a project.
  • Apply Business Analysis techniques to analyse current services and processes against problem statements, needs, and outcomes.
  • Evaluate and document business requirements and non-functional requirements using relevant techniques.
  • Work closely with business areas on the opportunities, guide and positively challenge preconceptions and drive collaboration across teams to optimise opportunities within projects.
  • Seek the necessary agreement and approval of documentation with appropriate stakeholders to proceed through stages of delivery.
  • Ensure all documentation & deliverables meet the required quality to ensure the successful delivery of the outcome with minimal defects/missing scope.
  • Able to influence others and work collaboratively within project teams at all levels.
  • Work with the lead BA to support the ongoing development of the BA team, sharing knowledge and best practice.
  • Helping lead the adoption of agile principles practices and cultural changes to improve how Thames Water delivers change across the organisation.

Base location – Hybrid – Clear Water Court Reading RG1 8DB Working pattern – 36 hours Monday to Friday

What you should bring to the role

The essential criteria to help you succeed in this role is:

  • Business Analysis experience working in a digital project environment.
  • Extensive understanding and experience of applying Agile and Waterfall project delivery methodologies and tools i.e. ADO.
  • Good communication skills and the ability to communicate at all levels in the organisation.
  • Ability to work on complex projects with multiple delivery partners/stakeholders, e.g. introduction of new platforms that drive significant business transformation.
  • BCS (or equivalent) Diploma.

Extra qualities that would be a great fit for our team

  • Working on multiple projects concurrently.
  • Working on significant transformation programmes.

What’s in it for you?

  • Competitive salary up to £70,000 per annum.
  • Annual Leave – 26 days holiday per year increasing to 30 with the length of service. (plus bank holidays)
  • Performance-related pay plan directly linked to company performance measures and targets.
  • Generous Pension Scheme through AON.
  • Access to lots of benefits to help you take care of you and your family’s health and wellbeing, and your finances – from annual health MOTs and access to physiotherapy and counselling, to Cycle to Work schemes, shopping vouchers and life assurance.
  • Find out more about our benefits and perks (Please note different T&Cs apply if on secondment)

Who are we?

We’re the UK’s largest water and wastewater company, with more than 16 million customers relying on us every day to supply water for their taps and toilets. We want to build a better future for all, helping our customers, communities, people, and the planet to thrive. It’s a big job and we’ve got a long way to go, so we need help from passionate and skilled people, committed to making a difference and getting us to where we want to be in the years and decades to come.

Learn more about our purpose and values Working at Thames Wate r Thames Water is a unique, rewarding, and diverse place to work, where every day you can make a difference,

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Posted: October 26th, 2026