Data Science & AI Engineer

Job Description

Job Title: Data Science & AI Engineer

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Req ID: 61467

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Job Function: Security

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Posting Start Date: 05/08/2026

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Posting End Date:

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Division: UK Business

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Job Location: GBR Cheltenham TE, GBR Ipswich - Orion Building, GBR-London-BTHQ One Braham, GBR-Manchester-Deansgate

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Advertised Salary: Competitve DV market aligned salaries

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About The Role

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As a Data Science and AI Engineer, you'll help unlock the value hidden within some of the UK's most diverse and complex datasets. Working alongside experienced technical specialists, you'll apply data science, advanced analytics, machine learning and emerging AI techniques to solve real-world challenges that have genuine operational and societal impact. You'll work across a broad range of customer and business problems, helping transform data into actionable insight, supporting evidence-based decision making and contributing to innovative solutions that create measurable value.

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No two assignments are likely to be the same. You could find yourself evaluating emerging AI technologies, developing classification models, exploring opportunities for automation, building analytical solutions or helping stakeholders understand complex information through clear and meaningful insight. This is an opportunity to apply your expertise to problems that are often unique in their scale, complexity and importance while contributing to the responsible adoption of AI across secure and mission-focused environments.

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Note: This role requires eligibility for UK Developed Vetting (DV) clearance. As a result, applicants must typically be sole British citizens and have lived in the UK continuously for the previous 10 years, subject to UK Government vetting requirements.

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What You'll Be Doing

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Depending on your skills, interests and experience, you may:

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• Apply Data Science, Machine Learning and AI techniques to transform complex data into actionable insight and measurable outcomes.
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• Develop, evaluate and continuously improve analytical models, predictive capabilities and AI-driven solutions.
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• Collaborate with multidisciplinary teams to solve challenging operational, business and customer problems.
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• Communicate complex findings through clear visualisations, storytelling and stakeholder engagement.
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• Explore, test and evaluate emerging AI technologies to identify opportunities for innovation and adoption.
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• Contribute to responsible AI practices, helping ensure solutions are secure, transparent and appropriately governed.
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• Support the growth of the wider Data Science and AI community through collaboration, knowledge sharing and continuous learning.
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Essential Skills / Experience

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We recognise that no candidate is likely to match every requirement listed below. If you're excited by the opportunity and believe you can contribute, we'd encourage you to apply. We're interested in your skills, potential and passion for solving meaningful problems, not simply whether you've worked with a specific technology before.

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• Experience applying Data Science, Artificial Intelligence, Machine Learning or Advanced Analytics to solve practical challenges.
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• Strong analytical and problem-solving skills, with the ability to turn data into meaningful insight.
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• Ability to communicate complex ideas clearly to technical and non-technical audiences.
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• Experience working collaboratively to deliver outcomes within multidisciplinary teams.
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• Curiosity, adaptability and a desire to continuously learn and embrace new technologies.
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• Ability to obtain and maintain UK Developed Vetting (DV) security clearance.
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Desirable Skills / Experience

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• Experience developing, evaluating or operationalising AI or machine learning solutions.
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• Knowledge of Generative AI, modern data platforms or cloud technologies.
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• Experience presenting insights through visualisation, dashboards or decision-support tools.
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• Understanding of responsible AI principles, model assurance or governance frameworks.
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• Experience working with large-scale data, cloud platforms or distributed processing environments.Experience operating within regulated or security-sensitive environments.
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• Experience supporting, coaching or mentoring others.
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Tools & Technologies

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Below are some of the relevant tools & technologies for Data Science in BT, don't worry if this doesn't match your previous experience

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• Python
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• Spark
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• Scala
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• Databricks
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• AWS
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• SQL
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• Azure
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• Snowflake
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• MLflow
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• GitHub
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Our Package

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When you join our team, you'll play a role in delivering work that makes a real difference across the UK. In return, you'll be rewarded with a market-leading Total Reward package that reflects the value of your skills and expertise. From structured technical progression and industry-recognised training to generous family support and flexible benefits, we're committed to helping our people succeed at every stage of their career journey.

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• A structured Technical Progression Pathway to recognise and reward appropriate technical people.
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• Competitive DV market aligned salaries
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• Tiered role based DV allowance of up to £5k per annum paid monthly
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• World-class training and development opportunities
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• 10% on target bonusEqual family leave: receive 18 weeks at full pay, 8 weeks at half pay and 26 weeks at the statutory rate. It's for all parents, no matter how your family is made up.
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• Enhanced women's health support: including help with menopause symptoms, cancer screenings, period care and more.
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• BT Pension scheme, minimum 5% Employee contribution, BT contribution 10%
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• New BT Better Workplace working environments at strategic locations across the UK
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• Huge range of flexible benefits including an EV salary sacrifice, cycle to work, healthcare, season ticket loan, additional annual leave
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• On-call allowance (Depending on role requirements)
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• Access to 100's of retail discounts including the BT shop
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• 24/7 private virtual GP appointments for UK colleagues
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• Option to join BT Shares Saving schemes
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• 25 days annual leave (not including bank holidays), increasing with service
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• 2 weeks paid carer's leave
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• Discounted broadband, mobile and TV packages
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• Enhanced life assurance of up to ten times base salary
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