Data Analytics Specialist

Job Description

Recruiter: Lloyd Hughes

Career Grade: D

Closing Date: 28th January 2026

Locations - London, Birmingham, Bristol, Manchester

Why this job matters

Our new Customer Experience (CX) function has big ambitions to put the customer at the heart of everything we do. To achieve this, we need to measure and understand our end-to-end customer journeys through robust, scalable data models.

In this role, you will be responsible for the design, build, and maintenance of a reliable data infrastructure that powers analytics and decision-making across BT Business. You will ensure high-quality, secure, and scalable data solutions that deliver end-to-end insights, enabling us to track performance, identify opportunities, and support strategic initiatives.

What you’ll be doing

• Design and Build Scalable Data Models: Develop robust data architectures to measure end-to-end customer journeys and support CX analytics.
• Act as the data domain expert for Customer Experience, ensuring seamless data integration, governance, and compliance. This includes managing automated processes, maintaining data quality standards, and safeguarding data security and regulatory adherence.
• Develop Insight-Ready Infrastructure: Enable timely and historical reporting through well-structured data models and dashboards.
• Collaborate Across Functions: Partner with CX, Product, and Business teams to translate data needs into actionable solutions.
• Optimise Performance and Scalability: Continuously improve data workflows for speed, reliability, and cost efficiency.
• Support Strategic Initiatives: Provide data foundations that enable advanced analytics, predictive modelling, and business decision-making

Skills and Experience

• SQL Expertise: Advanced query writing and optimization, especially for Big Query.
• Data Modelling: Designing robust, normalized and denormalized models for analytics, including building and maintaining scalable data pipelines
• Cross-Platform Data Handling: Skilled in working with data across multiple systems and platforms, ensuring seamless integration and consistency, and capable of writing and optimising complex queries to process large datasets efficiently.
• Scripting & Automation: Python or similar for automation and data transformation.
• Data Governance & Security: Knowledge of data quality frameworks, data documentation, compliance, and security best practices.
• Customer Journey Analytics: Ability to model and interpret end-to-end customer experience data
• Business Acumen: Understanding of CX metrics (NPS, churn, engagement) and how they link to business outcomes.
• Problem-Solving: Translating business questions into data solutions.
• Collaboration: Working with CX, Product, and Business teams to deliver actionable insights.

Our leadership standards

Looking in:
Leading inclusively and Safely
I inspire and build trust through self-awareness, honesty and integrity.
Owning outcomes
I take the right decisions that benefit the broader organisation.

Looking out:
Delivering for the customer
I execute brilliantly on clear priorities that add value to our customers and the wider business.
Commercially savvy
I demonstrate strong commercial focus, bringing an external perspective to decision-making.

Looking to the future:
Growth mindset
I experiment and identify opportunities for growth for both myself and the organisation.
Building for the future
I build diverse future-ready teams where all individuals can be at their best.

With over 175 years of heritage, BT is now the flagship business brand of BT Group. We’ve brought together our best people and capabilities into a B2B powerhouse serving 1.2 million business customers internationally.

We’re a global leader for secure connectivity and collaboration platforms for businesses of all shapes and sizes, from big household names and government departments, right through to sole traders and new start-ups. But it’s not just the technology that matters, it’s what it can do to help them build stronger, smarter, more secure businesses.

We value diversity and inclusion and believe in making a positive impact. We connect for good by championing digital inclusion and equipping people, businesses, and communities with digital skills to thrive.

As a member of our team, you will be part of an organisation that celebrates difference, fosters innovation and provides you with opportunities to be your best. With millions of businesses relying on us daily, joining BT means you can be part of a diverse and multi-skilled team that makes a significant impact to society.

A FEW POINTS TO NOTE:

Although these roles are listed as full-time, if you’re a job share partnership, work reduced hours, or any other way of working flexibly, please still get in touch.

We will also offer reasonable adjustments for the selection process if required, so please do not hesitate to inform us.

DON'T MEET EVERY SINGLE REQUIREMENT?

Studies have shown that women and people who are disabled, LGBTQ+, neurodiverse or from ethnic minority backgrounds are less likely to apply for jobs unless they meet every single qualification and criteria. We're committed to building a diverse, inclusive, and authentic workplace where everyone can be their best, so if you're excited about this role but your past experience doesn't align perfectly with every requirement on the Job Description, please apply anyway - you may just be the right candidate for this or other roles in our wider team.