Description
Senior Data Scientist
Programme: LCST
Location: Bristol, occasional travel to customer and Leidos sites may be required
We’re ready for you to unleash your potential!
Role Overview
We are seeking a Senior Data Scientist to join us on a permanent basis. You will apply advanced analytical, statistical, and machine‑learning techniques to support major UK Government programmes and the wider enterprise, working across multidisciplinary teams throughout the UK.
You will collaborate with delivery managers, engineers, architects, and customer stakeholders to design, develop, and operationalise data‑driven solutions that deliver meaningful impact. This role offers the opportunity to deepen your expertise, contribute to high‑value projects, and help shape the analytical capability within one of the strongest teams in the business.
Responsibilities
* Designing, developing, and validating statistical models and machine‑learning solutions
* Conducting exploratory data analysis and feature engineering to uncover insights and support decision‑making
* Working closely with data engineers to ensure high‑quality, scalable data pipelines for modelling
* Translating analytical findings into clear, actionable recommendations for technical and non‑technical audiences
* Supporting the development of analytical roadmaps, risk identification, and mitigation planning
* Contributing to the operationalisation and monitoring of models in production environments
* Evaluating emerging tools, frameworks, and methodologies to enhance analytical capability
* Providing guidance and informal mentorship to junior data scientists and analysts
* Ensuring responsible, ethical, and secure use of data and AI
Required Skills
* Experience in data science, machine learning, or applied analytics
* Strong proficiency in Python and common ML libraries (pandas, NumPy, scikit‑learn, TensorFlow, PyTorch)
* Experience designing, training, and evaluating machine‑learning models
* Solid understanding of statistical methods, predictive modelling, and experimental design
* Experience working with large or complex datasets, including data cleansing and feature engineering
* Ability to communicate analytical concepts clearly to non‑technical stakeholders
* Experience working in an agile delivery environment
* Strong problem‑solving skills and attention to detail
Desired Skills
* Experience with cloud‑based ML services (AWS SageMaker, Azure ML, Databricks)
* Familiarity with MLOps practices and model lifecycle management
* Experience with NLP, deep learning, or computer vision
* Knowledge of data visualisation tools (Power BI, Tableau)
* Exposure to big‑data technologies (Spark, Hadoop)
* AWS certifications
* Experience supporting government or highly regulated environments
Clearance Requirements
* Clearance to Start BPSS
* Clearance for Role SC
* Applicants must have (or be able to obtain) SC clearance
About Leidos UK
Join our team and discover a culture of collaboration, innovation, diversity, trust, caring management, communication transparency, work‑life balance, and overall job satisfaction.
What We Do For You
At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work‑life balance. Our reward scheme includes:
* Contributory Pension Scheme
* Private Medical Insurance
* 33 days Annual Leave (including public and privilege holidays)
* Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and cycle to work scheme)
* Flexible Working Scheme
Commitment to Diversity
We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster belonging and provide equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs.
Who We Are
The Logistics Commodities & Services Transformation (LCST) Programme for the UK Ministry of Defence is a critical effort to enhance and improve the UK's defence supply chain, providing essential services such as storage and distribution for the MOD's materiel, a global freight service, and procurement and inventory management of 70,000 NSNs.
Working together as Team Leidos we are helping to transform the UK's defence supply chain by providing an integration of a complex mix of services, at low risk, using a modern suite of systems that will deliver one version of the truth.
What makes us different
Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change.
Collaboration: flexibility to do your job is a core benefit, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years.
People: Leidos empowers people from every background to be themselves and provides tools to learn new skills, enabling growth while developing. We invest in technical academies, career rotations, and career development plans.
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting those who disrupt, provoke, and refuse to fail.
Pay Range
£61,500.00 - £78,800.00
The Leidos pay range for this job level is a general guideline and not a guaranteed salary. Offers consider responsibilities, education, experience, knowledge, skills, abilities, internal equity, and market data.
About Leidos
Leidos is a leader serving government and commercial customers with smarter digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended Jan 3, 2025. More at www.Leidos.com
Pay and benefits are fundamental to any career decision. Details at www.leidos.com/careers/pay-benefits
Security and Compliance
Beware of fake opportunities. Leidos will never ask for payment or advance money during the hiring process. Only use official Leidos channels for communication. If you suspect a scam, contact your local law enforcement and report to the U.S. Federal Trade Commission.
Commitment to Non‑Discrimination: All qualified applicants will receive consideration without regard to sex, race, ethnicity, age, national origin, citizenship, religion, disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law.
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