Senior Data Scientist

Endava; City Of London; Hybrid; GBP 70,000 - 90,000; Full time

Job summary

A leading IT services company in the United Kingdom seeks a Lead Data Scientist responsible for developing and deploying advanced AI/ML models. The role requires expertise in Python and cloud-based platforms, and involves communicating insights to stakeholders while ensuring compliance with regulations. This position offers competitive salary packages and career development opportunities, all within a hybrid work environment.

Benefits

Competitive salary package

Career coaching

Access to online learning platforms

Flexible working hours

Global internal wellbeing programme

Qualifications

• Strong expertise in Python-based AI/ML development.
• Experience with big data processing and cloud-based AI platforms.
• Familiarity with CI/CD pipelines for ML models.

Responsibilities

• Develop and deploy advanced AI/ML models.
• Implement classical and advanced ML methods.
• Communicate analytical findings to stakeholders.
• Ensure compliance with regulations and implement ethical AI practices.

Skills

Python (NumPy, Pandas)

R

SQL

Scikit-learn

PyTorch

TensorFlow

Hugging Face Transformers

Databricks

Azure ML

AWS SageMaker

GCP Vertex AI

MLflow

Kubeflow

Weights & Biases

Critical Thinking

Communication

Leadership

Job description

Overview

The Lead Data Scientist is responsible for developing and deploying advanced AI/ML models, leveraging statistical techniques, machine learning, and deep learning to extract actionable insights. This role requires strong expertise in Python-based AI/ML development, big data processing, and cloud-based AI platforms (Databricks, Azure ML, AWS SageMaker, GCP Vertex AI).

Key Responsibilities

• Data Exploration & Feature Engineering
  Perform thorough Exploratory Data Analysis (EDA) and identify key variables, patterns, and anomalies.
• Machine Learning & Statistical Modelling
  Implement both classical ML methods (regression, clustering, time-series forecasting) and advanced algorithms (XGBoost, LightGBM).
• Model Deployment & MLOps
  Integrate CI/CD pipelines for ML models using platforms like MLflow, Kubeflow, or SageMaker Pipelines.
• Business Insights & Decision Support
  Communicate analytical findings to key stakeholders in clear, actionable terms.
• Ethical AI & Governance
  Ensure compliance with regulations (GDPR) and implement bias mitigation. Employ model explainability methods (SHAP, LIME) and adopt best practices for responsible AI.

Qualifications

• Technical Skills
  • Programming: Python (NumPy, Pandas), R, SQL.
  • ML/DL Frameworks: Scikit-learn, PyTorch, TensorFlow, Hugging Face Transformers.
  • Big Data & Cloud: Databricks, Azure ML, AWS SageMaker, GCP Vertex AI.
  • Automation: MLflow, Kubeflow, Weights & Biases for experiment tracking and deployment.
  • Architectural Competencies: Awareness of data pipelines, infrastructure scaling, and cloud-native AI architectures; alignment of ML solutions with data governance and security frameworks.
  • Soft Skills: Critical Thinking, Communication, Leadership (mentors junior team members and drives innovation in AI).

Additional Information

Discover some of the global benefits that empower our people to become the best version of themselves:

• Finance: Competitive salary package, share plan, company performance bonuses, value-based recognition awards, referral bonus
• Career Development: Career coaching, global career opportunities, non-linear career paths, internal development programmes for management and technical leadership
• Learning Opportunities: Complex projects, rotations, internal tech communities, training, certifications, coaching, online learning platforms subscriptions, pass-it-on sessions, workshops, conferences
• Work-Life Balance: Hybrid work and flexible working hours, employee assistance programme
• Health: Global internal wellbeing programme, access to wellbeing apps
• Community: Global internal tech communities, hobby clubs and interest groups, inclusion and diversity programmes, events and celebrations

At Endava, we’re committed to creating an open, inclusive, and respectful environment where everyone feels safe, valued, and empowered to be their best. We welcome applications from people of all backgrounds, experiences, and perspectives—because we know that inclusive teams help us deliver smarter, more innovative solutions for our customers. Hiring decisions are based on merit, skills, qualifications, and potential. If you need adjustments or support during the recruitment process, please let us know.