Senior AI/ML Consultant

Company Description

Telefónica Tech (part of the Telefónica Group) is a leading NextGen Tech solutions provider with a highly diversified team of over 6,000 exceptionally skilled employees and +60 nationalities. We serve more than 5.5m customers every day in over 175 countries, with a global ecosystem of market‑leading partners. Global strategic hubs: Spain, Brazil, the UK, Germany. The Telefónica Tech UK&I hub has an end‑to‑end portfolio of market‑leading services and develops integrated technology solutions to accelerate digital transformation through: Cloud, Data & AI, Enterprise Applications, Workplace Services and Cyber Security & Networking.

Values: Open, Trusted and Bold

Job Description

We are looking for people that will help guide us in our growth and drive innovation. We need you to help us break and create the rules to continue to be a place admired for our people, culture and technical expertise – and to help us in being a place that everyone wants to work, and no one wants to leave! The role will vary depending on the project but will primarily focus on the delivery of enterprise‑level solutions in the Artificial Intelligence, Data Science / Machine Learning and Data Engineering arena. This is a client‑facing position, so the ideal candidate must be comfortable speaking with clients and some occasional travel. Our head office is in London, but we also have locations across the UK. Induction, training and company meets are typically done in either London or Farnham.

RESPONSIBILITIES

• Working on projects that utilise the Microsoft Azure technology stack across domains such as AI, Data Engineering, Data Science & Machine Learning.
• Satisfying the expectations and requirements of customers, both internal and external.
• Supporting others in their development.
• Contributing to the internal and external community.

Qualifications

• Industry experience in delivering Microsoft Azure solutions, with a good grounding in all associated areas.
• Proven written and spoken English.
• Strategic and operational decision‑making skills.
• Outstanding interpersonal skills.
• Ability and attitude towards investigating and sharing new technologies.
• Ability to guide, direct or influence people.
• Ability to identify opportunities, issues and risks.
• Willingness to learn based on feedback.
• Able to help others develop.
• Ideally degree educated – computer science, data analysis, AI & Machine Learning etc.
• Microsoft certified (nice to have).

TECHNICAL SKILLS

Peoples skills vary and that’s great because the role varies. You should be comfortable with at least 3 of the core technologies below and have an interest in at least 4 others within the core/supporting/principles. Current Microsoft / Databricks certifications are useful but not mandatory — we’ll help you get those!

Core

• Data Manipulation (SQL, Pandas, Pyspark).
• Azure AI (Azure AI Foundry, AI Search, Document Intelligence, AI Services).
• Data Science & Machine Learning (Databricks, Python, SKLearn, XGBoost, MLFlow, EDA).
• Familiarity with LLMs (OpenAI, Prompt Engineering, LangChain).
• Relevant Azure Data & Computation services (ADLS, ADF, Databricks, SQL Databases).

Supporting

• Azure ML Services.
• React / CSS / JavaScript.
• Azure infrastructure.
• R, Powershell.
• Kubernetes / Docker.
• Tensorflow / Pytorch.

Principles

• Data Modelling.
• Data Science.
• Data Warehouse Theory.
• Data Architecture.
• Master Data Management.

Additional Information

At Telefónica Tech, we believe inclusion is the bridge that empowers everyone to be their authentic selves. We celebrate and respect our differences because diversity drives innovation and makes us stronger. We welcome applicants from all backgrounds and identities regardless of age, disability, gender reassignment, marital or civil partnership status, pregnancy or maternity, race, religion or belief, sex, and sexual orientation. We are also committed to equity, accessible hiring practices, and creating an inclusive culture through many means including TogetHer (Women’s network) and our Employee Resource Groups which include Diversity and Inclusion, Telefónica Tech Pride, Neurodiversity, ELEVATE (African and Caribbean heritage network), and Sustainability.