Jobs in London

Principal Data Science Consultant

Principal Data Science Consultant – UK Consultancy (Hybrid, Frequent Travel) £120,000–£150,000 + 35% bonus A high‑growth consultancy is expanding its AI & Digital capability, hiring multiple Data Science and Machine Learning leaders at Principal level. This team solves complex, real‑world problems across Consumer, Public Sector and Defence, working closely with...

Harnham

City of London

Principal Machine Learning Engineer - Gameplay Agents

Do you want to shape how AI transforms game development at global scale? Have you built production ML systems that go beyond research prototypes? Are you ready to lead technically without taking on line management? A tier-1 global gaming and consumer technology brand is hiring a Principal Machine Learning Engineer...

Harnham

City of London

Data Scientist

Data Scientist Location: London Hybrid – 2 days a week Salary: Up to £70,000 + benefits Do you want to shape growth strategy at a global entertainment leader where data, AI and advanced analytics power unforgettable experiences? We’re looking for a Data Scientist who’s passionate about turning complex, large-scale data...

Formula Recruitment

City of London

Data Scientist

Data Scientist – Contract (6 Months) 📍 London(3 days per week onsite) 💼 £800 per day – Inside IR35 An established Industrial AI team within a global organisation is seeking an experienced Data Scientist for a 6-month contract engagement based in London. The Opportunity This role sits within a specialist...

La Fosse

City of London

Artificial Intelligence Specialist

Architecture & Solution Design Define reference architectures for GenAI systems: RAG, agentic orchestration, tool/function calling, multi-step reasoning workflows, memory patterns, and context strategies.Design multi-tenant and enterprise-scale GenAI platforms with clear separation of concerns: UI, orchestration, retrieval, inference, evaluation, and observability.Select model strategies: hosted LLMs, open-weight models, fine-tuning vs. prompt/RAG, latency...

HCLTech

City of London

Artificial Intelligence Researcher

Day Rate Contract - Option To Convert To Permanent In The Future Join one of the UK's largest banks building next‑generation AI capabilities with a strong commitment to safe, explainable, and trusted AI. This team is developing cutting‑edge guardrail technologies to ensure AI systems behave reliably across text, voice, and...

Caspian One

City of London

Artificial Intelligence Engineer

🚀 Applied AI Engineer – Agentic AI 🚀 ✨ Series A Fintech start-up backed by incredible Founders ✨ 💎 The kind of equity you actually realise 💎 📍 London, Hybrid 💸 £100k - £200k base (level-dependent) 💲 $160k equity vested over four years, with yearly draw-down 💗 Onsite chef, barber,...

Omnis Partners

City of London

Senior Machine Learning Engineer

Senior Machine Learning/AI Engineer £100,000-£125,000Hybrid working model: three days per week in the office (Monday, Tuesday, plus one flexible day) LDN 27 days of annual leave plus 8 bank holidays and 5 additional days, including life event, volunteering, and company-wide wellbeing days.Private medical insurance, medical cashback, life insurance, gym membership,...

Burns Sheehan

City of London

Director of Data Science - Lending

Director of Data Science - Lending London Hybrid Up to £150,000 The Company We are recruiting a Director of Data Science for a top lending fintech based in London. They work with a wide range of partners and external sources to make fast, informed credit decisions. The business has grown...

Harnham

City of London

Artificial Intelligence Engineer

New Permanent Opportunity for an SC Cleared Data Scientist/AI Engineer with a thriving AI Start-Up in the London area. Remote first work – occasional client visits in the London areaActive SC or higher requiredUp to £60k DoE plus package Overview Our client operates in the secure sector with Government and...

Searchability NS&D

City of London

Remote Data Scientist: ML, Experiments & Dashboards

A leading tech company is seeking a Data Scientist to analyze complex datasets and develop data-driven solutions. The role involves utilizing statistical analysis and machine learning to create predictive models and support business decisions. Responsibilities include performing data explorations, developing algorithms, and collaborating with engineers to implement scalable solutions. Ideal...

Career Moves Group

City of London

Senior Data Scientists - Artefact UK

Senior Data Scientists Hybrid working pattern Who we are Artefact is a leading global consulting firm dedicated to accelerating the adoption of data and AI. We work with a variety of businesses, from supermarket chains, to private equity firms and telecoms; including Nissan, L'Oréal, Carrefour, WHSmith, Orange, Beiersdorf, BNP Paribas,...

Artefact

City of London

Lead Data Scientist (Defence) - Onsite UK Clients

Are you ready to apply data science where it matters most? Do you want your models to drive real-world outcomes in mission-critical settings? Do you enjoy working onsite with a variety of invested clients? A leading UK consultancy is building a dedicated AI & Data Science team to strengthen its...

Harnham

City of London

Senior Data Scientist - CLV & Personalisation at Scale

A leading gaming company in London is seeking a Senior Data Scientist to enhance player engagement and retention. This role requires a solid background in machine learning and the ability to influence strategic decisions. You will design predictive models, partner with various teams, and mentor colleagues in a collaborative environment....

PlayStation Network

City of London