Job Title: Data Analyst 
Salary: Competitive 
Location: Monument Place (Hybrid)
Contract Type: Permanent 
Closing date: 2nd October 2026 

Get your career on track with a team where you can grow, belong and make an impact from day one.

Greater Thameslink Railway (GTR) is the UK's largest rail operator, connecting millions of people across the country through Southern, Thameslink, Great Northern and Gatwick Express services.

With 239 managed stations and a network that supports commuters, businesses and communities every day. We are driven by our purpose to deliver safe, reliable and customer focused journeys while making a positive impact on the communities we serve.

At the heart of our work is Creating Great Journeys, a vision that reflects our commitment to improving experiences for passengers, supporting local communities and investing in the future of rail. We actively engage with and support the diverse communities across our network, while also developing future talent to ensure a sustainable and thriving railway for years to come.

Career Development

Our people are central to everything we do, and we are committed to creating an environment where colleagues can grow, contribute and feel proud of the work they do.

At GTR, you career isn't just another job; it is a journey where the destinations are endless. We are committed to career development and progression, offering clear pathways to help you steer your future.

Because the railway connects vibrant and diverse towns and cities, we believe our workforce should reflect the communities we serve. We actively invest in future talent from all backgrounds to bring fresh perspective to our industry.

Whether you are taking the next step in the industry or just starting out; we'll welcome you on board with us when you are ready to grow and build you career right here.

Our commitment to DEI

At GTR, we are dedicated to fostering a diverse and inclusive workplace. We recognise that is best achieved through a workforce that reflects the diversity of the communities we serve.

Our goal is to build a culture where we attract, develop and retain talent that is truly representative, where all colleagues can thrive and be themselves at work, where everyone feels welcome, valued and safe.

What You'll Do 

As a Central Data Analyst, you will act as a key link between the central Data & AI function and the wider analyst community across GTR. You will support the use and adoption of the DataHub platform by helping the business frame data problems effectively, shaping early analytical solutions, and ensuring consistent documentation, training and communication. The role combines hands-on analysis with coordination and enablement, focusing particularly on cross-departmental problems where insight requires collaboration between subject matter experts from different business domains.

Key Responsibilities include: 

• Coordinate and support the GTR data and analytics community, acting as a central point of contact for analysts distributed across the business.
• Work with business stakeholders to understand the underlying problem a data solution is seeking to address, helping translate business questions into clear analytical use-cases.
• Design and build proof-of-concept analyses and lightweight data solutions within Microsoft Fabric and Power BI, handing over more complex requirements to Data Engineers where appropriate.
• Provide support for Power BI, data models and the Fabric platform, including managing data access requests, permissions, testing activities and platform documentation.
• Focus analytical effort on cross-departmental problems, bridging different subject matter experts to produce joined-up insight and providing clear project updates throughout delivery.

What You'll Bring 

• Solid understanding of analytical concepts and how data supports business decision-making.
• Good working knowledge of Microsoft's data and analytics stack, particularly Power BI and Microsoft Fabric.
• Strong analytical and problem-structuring skills, with the ability to understand and articulate business problems clearly.
• Strong communication and collaboration skills, able to work effectively with both technical and non-technical stakeholders.
• Good organisational skills, including documentation, coordination and stakeholder updates.

 Desirable (add desirable experience/skills if required) 

• Degree (or equivalent experience) in a STEM-related discipline.
• 2-3 years' experience working with the Microsoft data stack, including Power BI and Microsoft Fabric.
• Experience in user acceptance testing and pushing projects through the development to production lifecycle.
• Experience working within a complex, multi-site or distributed organisation.
• Microsoft certification such as PL-300 (or equivalent).

What We Can Offer You

At GTR, we are committed to supporting our colleagues both professionally and personally. In return for your skills and dedication, we offer a competitive benefits package including:

• Final salary pension 
• 25 days holiday plus bank holidays 
• Healthcare 
• Free travel on GTR and sister groups for you and your family 
• 75% off travel on other train operating companies for you, and leisure for your family 
• Discounted Oyster Card 
• Family-friendly policies, including maternity, paternity, adoption, and shared parental leave
• Access to StarHub – our employee benefits platform offering discounts with a wide range of retailers and services
• Career development and progression opportunities across the UK's largest rail networks
• The opportunity to make a real difference to millions of customer journeys every year.

Recruitment Process and Timelines

We aim to provide a fair, transparent and engaging recruitment experience. This is what you can expect from our process.

• Application window: Submit your application before the advertised closing date
• Screening and shortlisting: Applications are reviewed following the closing date. This stage may include online assessments or testing, depending on the role
• Assessment: Depending on the role, you may undertake an assessment (or sent of assessments)
• Interview process: A two-stage interview process using competency-based questions to assess your skills, experience and alignment with our values
• Offer: Once successful, you will be given a verbal conditional offer which is based on a clear DBS check and medical. We will also ask you to provide your Right to Work document(s) at this stage
• Contract: Your contract and formal offer letter will be issued once a start date has been agreed
• Induction: Your first week of employment will be at our East Croydon location where you'll undertake your induction and receive your IT equipment before you meet your team and get stuck into your new role.

We will keep candidates informed throughout the process and aim to complete hiring decisions in a timely manner. Due to the high volume of applications we receive, we are unfortunately unable to provide individual feedback at the application stage.

How to Apply

Please complete the application form and submit your CV.

We look forward to hearing from you and exploring whether GTR could be your next career step.

Please note that we reserve the right to close this vacancy earlier than the advertised closing date if we receive a high volume of suitable applications.