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As a Lead Data Scientist, you will take ownership of the AI (custom neural networks rather than third-party LLM technology) and machine learning capabilities behind products that influence high-value pricing and risk decisions. Experience mentoring or providing technical leadership to other data sci

As a Lead Data Scientist, you'll take on a pivotal, entrepreneurial role, functioning as the technical expert who thrives on complexity and commercial impact. Mentoring and developing other data scientists and team members, actively contributing to the growth and technical excellence of the organisa

The Lead Data Scientist is responsible for leading the development and refinement of advanced statistical models and machine learning techniques, creating innovative metrics and diverse insights that enhance the analysis of player and team performance. They will be exploring new methodologies in foo

Marks and Spencer is seeking a Lead Data Scientist to head the Recommendations team within Customer Data Science. In this high‑impact IC role you will mentor a team of data scientists, partner with cross‑functional teams, and champion best. You will lead technical strategy, implementation and de

Be part of a diverse team – you will work in a team of Data scientists, Analysts and Marketeers. You will work closely with Data Analysts and help them understand and use models that you build (LTV or MMM models). You will model customer behaviour data and product usage so we understand which audi

Hiscox is looking for a Principal Data Scientist to drive innovative data science initiatives. You will lead complex projects, collaborate with cross-functional teams, and mentor junior data scientists. With a strong background in data science, proficiency in Python and SQL, and an understanding of

Lead Commercial Data Scientist – Dow Jones Energy. We are seeking a Senior Commercial Data Scientist to lead the creation, development, and deployment of predictive intelligence models that power the commercial strategy for Dow Jones Energy. You will sit directly alongside Global Sales Directors,

The Lead Data Scientist is a crucial member of the extended RE&ILS Tech Leadership Team, responsible for building, leading, and nurturing a highly capable (New) Data Science and Machine Learning chapter. Mature understanding of AI and Data governance – data obfuscation & data privacy laws, data ve

Dow Jones Energy is seeking a Senior Commercial Data Scientist to lead production‑grade machine learning models that power the commercial strategy.

We are seeking a highly skilled and innovative Lead Data Scientist to join our Recommendations team within Customer Data Science. Developing the team: mentoring and coaching 5 data scientists, creating a high‑performing team culture with strong technical standards. Experience working with large‑

Faculty is seeking a Senior Data Scientist to lead high‑impact AI projects and shape the technical direction of bespoke solutions. You will define data science approaches, design robust software architectures, and contribute to Faculty’s thought leadership through courses, talks, or open‑sourc

We are seeking a Senior Commercial Data Scientist to lead the creation, development, and deployment of predictive intelligence models that power the commercial strategy for Dow Jones Energy. Partner directly with Sales/Revenue Operations and Data Engineering to build, maintain, and clean automated s

As a Principal Data Scientist, you will be responsible for leading the end‑to‑end delivery of their most complex and impactful data science processes as well as being a driver in defining and upholding the business’ technical standards. Alongside the leadership of projects, you will also act a

DWP Digital is seeking a Lead Security Data Scientist to lead a specialist team using data science, machine learning, AI and advanced analytics to detect threats, uncover malicious activity and strengthen the security of critical public services. This is primarily a leadership role, guiding a team o

Ripple seeks a Staff Data Scientist to lead technical projects and define the analytics vision across various products. Ideal candidates will possess strong leadership in data science, with 8+ years of experience and an advanced degree in a quantitative field. In this role, you'll employ AI to enhan

As Lead Security Data Scientist, you'll set the direction for Security Data Science across DWP, shaping how data science and AI are used to support the department's cyber security objectives. You'll lead a team of talented data scientists and analysts, developing capability, setting clear standards

Hiscox is looking for a Lead Data Scientist to join their RE & ILS Tech Leadership Team in London. This permanent position involves leading a team focused on creating AI Cloud-based solutions that drive strategic decisions. The ideal candidate will have significant experience in data science, includ

You'll join the Treasury Markets Data Science team, owning the quantitative infrastructure that powers how Wise manages FX risk across a USD 250bn+ in annual FX volume—serving everyone from retail customers sending money abroad to tier‑1 banks via Wise Platform. Within that, the Data Science tea

Experience with streaming systems, real-time data pipelines, or event-driven architectures (Kafka, Flink, Redis, etc. Data lake or warehouse experience (Snowflake, Iceberg, Spark etc. We are seeking a talented quantitative developer to join our Treasury Markets Data Science team.

Simply Business is seeking a Senior Data Scientist to join an award-winning data team. You’ll contribute to a data-informed culture, guiding complex data initiatives from concept to production and influencing business outcomes with scalable ML solutions. You’ll collaborate with stakeholders, men

Senior Operations Research Data Scientist Contract | £600-£900/day | Hybrid London. They are not looking for purely analytical data scientists or academic optimisation specialists. We are working with a major international transport and operations organisation building out a central AI and Data Sc

Mastercard is seeking a Lead Data Scientist for Financial Crime Solutions in the UK. You will build and refine data‑driven systems to detect money laundering and fraud, using payments data and advanced analytics.

We are seeking a Senior Commercial Data Scientist to lead the creation, development, and deployment of predictive intelligence models that power the commercial strategy for Dow Jones Energy. You will sit directly alongside Global Sales Directors, Account Executives, and Revenue Operations leaders, t

You will oversee end‑to‑end delivery across multi‑disciplinary workstreams and mentor data scientists to advance technical excellence. Faculty AI in the United Kingdom seeks a senior technical leader to set the direction for complex ML and data science projects, delivering production‑grade s

As a Lead Data Scientist, you will set the technical direction and ensure high‑quality, scalable delivery of challenging, high‑impact projects.

Intro: An established, consumer‑facing brand is hiring a Lead Data Scientist for an 11‑month maternity cover. Experience leading or managing data scientists on impactful ML / optimisation projects. Lead Data Scientist - Pricing & Personalisation (11‑month FTC, Hybrid London).

A government technology consultancy is seeking a Lead Data Scientist to oversee data-driven initiatives and deliver impactful solutions to complex challenges. This role entails leading a team of data professionals, developing machine learning models, and collaborating with stakeholders to shape poli

Salt Digital Recruitment is looking for a Lead Data Scientist for an 11-month maternity cover in London. The role involves leading a data science team and driving innovative pricing, revenue optimisation, and personalisation strategies.

Figo Solutions is seeking a Chief Data Scientist to support their business transformation and build a scalable Data Science team. The ideal candidate will have strong experience in Big Data technologies, Python, and PySpark optimisation while managing and collaborating effectively with technical tea

The Lead Data Scientist will play a key role in leading projects end‑to‑end, combining strong analytical capability with stakeholder engagement. As a Lead Data Scientist, you will work closely with senior stakeholders to deliver data-led solutions focused on risk, fraud, and financial crime. We

Lead Data Scientist – Treasury Markets Quant. Join our Treasury Markets Data Science team to own and operate the production infrastructure behind our FX pricing, risk, and trading systems. Strong experience with microservices, databases, and production infrastructure.

As a Data Scientist you will join one of the first teams in the world looking at payments data in the UK and across the world. Lead Data Scientist – Financial Crime Solutions. In the research discipline you will help build systems that expose money laundering and detect fraud as well as work with

Wise is seeking a talented quantitative developer to join the Treasury Markets Data Science team. You will collaborate with quants, traders, analysts and engineers to price, hedge and scale FX operations, building Python microservices, real-time data pipelines and shared libraries while improving te

Lead Commercial Data Scientist – Dow Jones Energy. We are seeking a Senior Commercial Data Scientist to lead the creation, development, and deployment of predictive intelligence models that power the commercial strategy for Dow Jones Energy. You will sit directly alongside Global Sales Directors,

As a Lead Data Scientist, you will set the technical direction and ensure high‑quality, scalable delivery of challenging, high‑impact projects. Mentoring and developing other data scientists and team members, contributing to growth and technical excellence of the organisation. You bring depth of

The Lead Data Scientist will play a key role in leading projects end‑to‑end, combining strong analytical capability with stakeholder engagement. As a Lead Data Scientist, you will work closely with senior stakeholders to deliver data-led solutions focused on risk, fraud, and financial crime. Lea

Help protect the data of millions of UK citizens. Behind those services sits one of the UK's largest repositories of personal and financial data.

As one of the UK's leading healthcare providers, we take the growth of everyone who works for us seriously.

As one of the UK's leading healthcare providers, we take the growth of everyone who works for us seriously.

In return for your dedication, you'll receive a competitive rate of pay plus our sector-leading benefits and rewards package including:.

Collating a range of behavioural data and essential paperwork to be analysed within our local management structure;.

In return for your dedication, you'll receive a competitive rate of pay plus our sector-leading benefits and rewards package including:.

Develop tooling for dataset construction—including human annotation workflows, synthetic data generation, and preference data collection for RLHF/DPO-style training. Experience with ML data workflows: large-scale data processing and loading (Ray, or similar), data versioning, and format considerat

As one of the UK's leading healthcare providers, we take the growth of everyone who works for us seriously.