Senior Data Scientist Job Vacancies

126 to 150 of 230 Senior Data Scientist Jobs

Principal Data Scientist

London Area, United Kingdom
Hybrid / WFH Options
TrueNorth®
Principal Data Scientist Location: London (Hybrid) Salary: 80-100k + benefits One of our clients are looking for a Principal Data Scientist who thrives at the intersection of advanced analytics and commercial strategy. This is a high-impact, client-facing leadership role where you’ll apply your deep technical expertise to drive growth, uncover new … opportunities, and deliver transformative AI and data science solutions. The Opportunity As a senior leader within the team, you’ll play a central role in shaping their data science offerings and influencing business outcomes—both internally and for their clients. You’ll lead the development and delivery of next-gen solutions, guide commercial strategies, and act as … a trusted advisor to senior stakeholders. Responsibilities Commercial Strategy & Growth Develop and lead go-to-market strategies for AI and data science services. Identify and pursue high-value commercial opportunities and partnerships. Drive business development and client acquisition initiatives. Client Engagement & Advisory Partner with C-suite and senior stakeholders to translate data insights into actionable business More ❯
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Principal Data Scientist

City of London, London, United Kingdom
Hybrid / WFH Options
TrueNorth®
Principal Data Scientist Location: London (Hybrid) Salary: 80-100k + benefits One of our clients are looking for a Principal Data Scientist who thrives at the intersection of advanced analytics and commercial strategy. This is a high-impact, client-facing leadership role where you’ll apply your deep technical expertise to drive growth, uncover new … opportunities, and deliver transformative AI and data science solutions. The Opportunity As a senior leader within the team, you’ll play a central role in shaping their data science offerings and influencing business outcomes—both internally and for their clients. You’ll lead the development and delivery of next-gen solutions, guide commercial strategies, and act as … a trusted advisor to senior stakeholders. Responsibilities Commercial Strategy & Growth Develop and lead go-to-market strategies for AI and data science services. Identify and pursue high-value commercial opportunities and partnerships. Drive business development and client acquisition initiatives. Client Engagement & Advisory Partner with C-suite and senior stakeholders to translate data insights into actionable business More ❯
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Lead Data Scientist

London, United Kingdom
Hybrid / WFH Options
Match Digital
Lead Data Scientist London Up to £95,000 + bonus + benefits Our Client We're helping a global ecommerce marketplace build out their Data & Analytics teams. With over 20,000 employees in 41 locations around the world, our client traverses a number of consumer industries. They are passionate about transforming the ecommerce sector by investing in … their business; they aim to leave a positive impact on all stakeholders including employees, customers and partners, helping to build sustainable local communities on a global scale. The role Data Scientists are hands-on with building models that allow our client to hyper-personalise their customer experience. In addition this, at a leadership level, Data Scientists work as … internal consultants within the business, advising executive teams on all things concerning predictive analytics and machine learning. What a Lead Data Scientist role will involve A hybrid role which is both hands-on with building models and involves consulting throughout the wider business, serving as the Data Science SME for the core customer-facing platform. Collaborating with More ❯
Employment Type: Permanent
Salary: GBP Annual
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Lead Data Scientist

London, South East, England, United Kingdom
Tenth Revolution Group
A small and rapidly growing Consultancy are looking for a Lead Data Scientist to join their expanding team - this is a hybrid role, requiring around 2-3 days per week either in the office or on client site, depending on requirements. Many of their clients are in the Public Sector, meaning you must be eligible for SC Clearance … in order to apply for this role. In this role, you will lead on client projects and provide them with subject matter expertise - you'll proactively identify opportunities for data science to be used to help solve their unique challenges, and will action this appropriately. This will involve working with varied data sources, and designing and implementing various … data science and machine learning techniques and algorithms, both on-premises and on the cloud, depending on what's best for each particular client. You'll communicate your findings and insight to the client, getting involved in presentations to uncover the "story" the data is telling, and therefore what action can be taken. This role would be well More ❯
Employment Type: Full-Time
Salary: £55,000 - £75,000 per annum
Posted:

Lead Data Scientist

City of London, London, United Kingdom
Tenth Revolution Group
A small and rapidly growing Consultancy are looking for a Lead Data Scientist to join their expanding team - this is a hybrid role, requiring around 2-3 days per week either in the office or on client site, depending on requirements. Many of their clients are in the Public Sector, meaning you must be eligible for SC Clearance … in order to apply for this role. In this role, you will lead on client projects and provide them with subject matter expertise - you'll proactively identify opportunities for data science to be used to help solve their unique challenges, and will action this appropriately. This will involve working with varied data sources, and designing and implementing various … data science and machine learning techniques and algorithms, both on-premises and on the cloud, depending on what's best for each particular client. You'll communicate your findings and insight to the client, getting involved in presentations to uncover the "story" the data is telling, and therefore what action can be taken. This role would be well More ❯
Employment Type: Permanent
Salary: £55000 - £75000/annum
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Principal Data Scientist - Data Intelligence

United Kingdom
Hybrid / WFH Options
black.ai
one of the world's top private cloud companies by Forbes and most innovative companies by Fast Company. For more information visit . We are looking for a Principal Data Scientist to influence and drive the creation of actionable Insights and impactful AI features powering Culture Amps advanced product features. We have a unique, world class data set covering employee engagement and performance globally. This role will be a key part of the data science leadership team and as the most senior individual contributor, you will play a crucial role in shaping and driving an uplift in problem definition, data exploration, insight generation, metrics formation, AI feature development and evaluation both in the … data group and the wider company. You will be a master of your craft, and enjoy teaching and mentoring others to maximise the impact of the specialist data science function. You will Collaborate across team and camp boundaries to drive alignment on our data strategy and that data science techniques are being effectively applied across all More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Data Scientist (Recommender Systems)

London Area, United Kingdom
Xcede
Senior Data Scientist x2 days a week in office Xcede is thrilled to be partnering with one of the world's leading tech companies as they expand their Data Science team. With millions of customers using their products daily, data is at the heart of everything they do. The Head of Data, a highly … skilled Data Scientist with a track record of building exceptional teams, is now focused on assembling another world-class group of experts. As part of this expansion, the company is looking to onboard a Senior Data Scientist with strong commercial experience in building Recommender Systems. Experience in designing and deploying Graph Models or Graph Neural … Networks would be a significant advantage. Responsibilities Work with senior colleagues and internal stakeholders to spot business opportunities to leverage data science techniques and add business value. Build relevant statistical/machine learning models-related projects. Build RecSys/Recommendation Engines/Recommender Systems/Recommendation Systems Communicate findings effectively to stakeholders to encourage adoption. Requirements A STEM More ❯
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Senior Data Scientist (Recommender Systems)

City of London, London, United Kingdom
Xcede
Senior Data Scientist x2 days a week in office Xcede is thrilled to be partnering with one of the world's leading tech companies as they expand their Data Science team. With millions of customers using their products daily, data is at the heart of everything they do. The Head of Data, a highly … skilled Data Scientist with a track record of building exceptional teams, is now focused on assembling another world-class group of experts. As part of this expansion, the company is looking to onboard a Senior Data Scientist with strong commercial experience in building Recommender Systems. Experience in designing and deploying Graph Models or Graph Neural … Networks would be a significant advantage. Responsibilities Work with senior colleagues and internal stakeholders to spot business opportunities to leverage data science techniques and add business value. Build relevant statistical/machine learning models-related projects. Build RecSys/Recommendation Engines/Recommender Systems/Recommendation Systems Communicate findings effectively to stakeholders to encourage adoption. Requirements A STEM More ❯
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Senior Data Scientist

Reading, England, United Kingdom
Harnham
Senior Data Scientist - Yield Optimization Your main focus will be optimizing yield by improving model performance, forecast accuracy, and explainability. Key Responsibilities: Enhance yield and matching models for better consistency and accuracy. Analyze trading data to uncover patterns and opportunities. Develop data-driven strategies for automated, low-risk decision-making. Collaborate with developers and commercial … teams to implement improvements. Communicate technical insights to non-technical stakeholders. Lead full lifecycle of data science projects, from hypothesis to deployment. Drive innovation in 24/7 production environments. Support scenario planning and forecasting for Commercial teams. Ideal Skills: Strong skills in Python, R, statistical modeling, and data tools. Experience in pricing/yield optimization in marketplaces … Expertise in forecasting and optimization in discrete choice settings. Agile mindset with strong problem-solving abilities. Familiarity with AWS, Redshift, or Azure. Proficiency in PowerBI and SQL for impactful data storytelling. More ❯
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Senior Data Scientist

City of London, London, United Kingdom
Harnham
Senior Data Scientist - Credit Risk London – Hybrid Up to £80,000 + Benefits Our client is a high-growth fintech revolutionising consumer finance through cutting-edge technology and data science. Backed by top investors and consistently rated as a market leader, they are transforming the way loans, credit cards, and financial products are delivered - offering customers … faster, more transparent, and seamless experiences. As a Senior Data Scientist, you’ll play a pivotal role in developing proprietary risk models that drive strategic decision-making and product innovation. Working within a multidisciplinary team, you’ll apply advanced machine learning techniques to improve underwriting quality and enhance financial product offerings. Key Responsibilities Build and refine credit … risk models using state-of-the-art ML techniques. Translate business challenges into data-driven solutions. Deploy and monitor models autonomously, without reliance on a separate ML engineering team. Clearly communicate insights and recommendations to stakeholders. What We’re Looking For Strong Python experience, with knowledge of ML techniques. Familiarity with the credit industry, financial products, and data More ❯
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Senior Data Scientist

London Area, United Kingdom
Harnham
Senior Data Scientist - Credit Risk London – Hybrid Up to £80,000 + Benefits Our client is a high-growth fintech revolutionising consumer finance through cutting-edge technology and data science. Backed by top investors and consistently rated as a market leader, they are transforming the way loans, credit cards, and financial products are delivered - offering customers … faster, more transparent, and seamless experiences. As a Senior Data Scientist, you’ll play a pivotal role in developing proprietary risk models that drive strategic decision-making and product innovation. Working within a multidisciplinary team, you’ll apply advanced machine learning techniques to improve underwriting quality and enhance financial product offerings. Key Responsibilities Build and refine credit … risk models using state-of-the-art ML techniques. Translate business challenges into data-driven solutions. Deploy and monitor models autonomously, without reliance on a separate ML engineering team. Clearly communicate insights and recommendations to stakeholders. What We’re Looking For Strong Python experience, with knowledge of ML techniques. Familiarity with the credit industry, financial products, and data More ❯
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Senior Data Scientist

Reading, England, United Kingdom
Harnham
Senior Data Scientist Reading – Hybrid Up to £70,000 About the Role I’m currently partnered with a global leader in data, insights, and consulting who are looking to bring on a Senior Data Scientist to join their highly respected data team. This is a high-impact opportunity focused on yield optimisation … using data science to drive better consistency, forecast accuracy, and operational efficiency. You’ll work closely with both commercial and technical stakeholders to develop data-driven strategies that improve trading outcomes at scale. The team is well-established and growing, with excellent visibility across the business and a genuine appetite for data innovation. Key Responsibilities Optimise existing … yield and matching models for better consistency and forecasting performance. Use statistical analysis to uncover trends in historical trading data and recommend actionable improvements. Build and deploy scalable data science solutions that drive measurable business impact. Collaborate with developers and commercial leads to implement models into production systems. Present insights in a clear, impactful way to senior More ❯
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Senior Data Scientist

London, England, United Kingdom
Harnham
Senior Data Scientist Reading - Hybrid Up to £70,000 About the Role I'm currently partnered with a global leader in data, insights, and consulting who are looking to bring on a Senior Data Scientist to join their highly respected data team. This is a high-impact opportunity focused on yield optimisation … using data science to drive better consistency, forecast accuracy, and operational efficiency. You'll work closely with both commercial and technical stakeholders to develop data-driven strategies that improve trading outcomes at scale. The team is well-established and growing, with excellent visibility across the business and a genuine appetite for data innovation. Key Responsibilities Optimise existing … yield and matching models for better consistency and forecasting performance. Use statistical analysis to uncover trends in historical trading data and recommend actionable improvements. Build and deploy scalable data science solutions that drive measurable business impact. Collaborate with developers and commercial leads to implement models into production systems. Present insights in a clear, impactful way to senior More ❯
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Senior Data Scientist

London, South East, England, United Kingdom
Harnham - Data & Analytics Recruitment
Senior Data Scientist Reading - Hybrid Up to £70,000 About the Role I'm currently partnered with a global leader in data, insights, and consulting who are looking to bring on a Senior Data Scientist to join their highly respected data team. This is a high-impact opportunity focused on yield optimisation … using data science to drive better consistency, forecast accuracy, and operational efficiency. You'll work closely with both commercial and technical stakeholders to develop data-driven strategies that improve trading outcomes at scale. The team is well-established and growing, with excellent visibility across the business and a genuine appetite for data innovation. Key Responsibilities Optimise existing … yield and matching models for better consistency and forecasting performance. Use statistical analysis to uncover trends in historical trading data and recommend actionable improvements. Build and deploy scalable data science solutions that drive measurable business impact. Collaborate with developers and commercial leads to implement models into production systems. Present insights in a clear, impactful way to senior More ❯
Employment Type: Full-Time
Salary: £60,000 - £70,000 per annum
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Senior Data Scientist

City of London, London, United Kingdom
Harnham
Senior Data Scientist Hybrid - London 1 day per week Up to £80,000 About the Role We are working with a high-growth performance marketing and technology company who are looking for a new Senior Data Scientist to join the team. You'll be working at the intersection of data, technology, and marketing … you’ll lead the delivery of cutting-edge machine learning, optimisation, and analytics solutions that drive measurable business outcomes. Reporting directly to the Director of Data, you’ll take ownership of high-impact projects across areas such as customer lifetime value, predictive modelling, bidding optimisation, and experimentation, whilst also acting as a data lead for major clients. Initially … hands-on, this role will evolve into a more strategic leadership position, with team management responsibilities (starting with three Data Scientists, growing to five within a year) expected within the first six months. Key Responsibilities Lead and deliver data science solutions across predictive modelling, optimisation, and experimentation. Act as a strategic data partner to key clients, owning More ❯
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Senior Data Scientist

London Area, United Kingdom
Harnham
Senior Data Scientist Hybrid - London 1 day per week Up to £80,000 About the Role We are working with a high-growth performance marketing and technology company who are looking for a new Senior Data Scientist to join the team. You'll be working at the intersection of data, technology, and marketing … you’ll lead the delivery of cutting-edge machine learning, optimisation, and analytics solutions that drive measurable business outcomes. Reporting directly to the Director of Data, you’ll take ownership of high-impact projects across areas such as customer lifetime value, predictive modelling, bidding optimisation, and experimentation, whilst also acting as a data lead for major clients. Initially … hands-on, this role will evolve into a more strategic leadership position, with team management responsibilities (starting with three Data Scientists, growing to five within a year) expected within the first six months. Key Responsibilities Lead and deliver data science solutions across predictive modelling, optimisation, and experimentation. Act as a strategic data partner to key clients, owning More ❯
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Senior Data Scientist

City of London, London, United Kingdom
Harnham
Senior Data Scientist Location: London Salary: Up to £80,000 About the Company Our client is one of the UK’s fastest-growing fintech companies, revolutionizing consumer finance by making it faster, cheaper, and more transparent. Backed by leading investors and loved by customers, they’ve rebuilt key financial products like loans, credit cards, and car finance … the ground up. With a strong foothold in the UK and US markets, they are challenging big banks and outdated systems with cutting-edge technology. The Role As a Senior Data Scientist, you’ll be at the heart of the business, developing state-of-the-art credit risk models to underpin loan and credit card products. You … serves deployments and monitoring, without reliance on a separate ML engineering team. Key Responsibilities Develop proprietary risk models to improve underwriting quality and enhance decision-making. Understand the products, data, and strategies to effectively inform risk modelling. Translate business problems into data-driven solutions and clearly communicate insights. Collaborate with stakeholders and contribute to the team’s growing More ❯
Posted:

Senior Data Scientist

London Area, United Kingdom
Harnham
Senior Data Scientist Location: London Salary: Up to £80,000 About the Company Our client is one of the UK’s fastest-growing fintech companies, revolutionizing consumer finance by making it faster, cheaper, and more transparent. Backed by leading investors and loved by customers, they’ve rebuilt key financial products like loans, credit cards, and car finance … the ground up. With a strong foothold in the UK and US markets, they are challenging big banks and outdated systems with cutting-edge technology. The Role As a Senior Data Scientist, you’ll be at the heart of the business, developing state-of-the-art credit risk models to underpin loan and credit card products. You … serves deployments and monitoring, without reliance on a separate ML engineering team. Key Responsibilities Develop proprietary risk models to improve underwriting quality and enhance decision-making. Understand the products, data, and strategies to effectively inform risk modelling. Translate business problems into data-driven solutions and clearly communicate insights. Collaborate with stakeholders and contribute to the team’s growing More ❯
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Senior Data Scientist

London, United Kingdom
NLP PEOPLE
Trust In Soda are looking for a Senior Data Scientist to join a client we work with in London who are a highly regarded, household media publisher! Within the role you will be working with huge sets of data; my client owns over 80 websites and have 120m unique browsers each month! Although the whole company … is large in terms of headcount, this role sits in a smaller and more nimble data team that operate more like a start up! They follow their own Agile process and create their own rules to get the job done. You will be working collaboratively with other Data Scientists, Analysts, Engineers, Product & UX to drive forward data … RNN models Experience with Image Processing and CNNs Excellent communication skills Degree in CS, maths, statistics, engineering, physics or similar Desirable Requirements: NoSQL databases - Elasticsearch, MongoDB etc (bonus) Modern Data tools such as Spark/Beam (bonus) Streaming technologies such as Spark/Akka Streams (bonus) Tagged as: Industry , NLP , United Kingdom More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Data Scientist

City of London, London, United Kingdom
Xcede
An ambitious, industry-leading tech company is looking for a Senior Data Scientist to join their Experimentation team. This is an exciting opportunity to work within a global team of highly-skilled engineers, product managers and data scientists within a company that values innovation, collaboration and inclusivity. This role offers the unique chance to help shape … a go-to mentor for casual inference and experimentation, mentoring others Collaborate with smart, cross-functional teams to keep improving experiments They’re looking for: 5+ years' experience in data science, with at least 3 years at senior level Strong expertise in Bayesian statistics, causal inference, and experimental design Advanced Python programming skills and fluency in SQL Hands … on experience building or contributing to experimentation platforms or data infrastructure Familiarity with modern development tools (e.g. Git, CI/CD, Docker) Excellent communication skills — able to explain complex statistical ideas to a range of audiences A collaborative, product-focused mindset and desire to build tools that scale and deliver value Comfort working both autonomously and within cross-functional More ❯
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Senior Data Scientist

London Area, United Kingdom
Xcede
An ambitious, industry-leading tech company is looking for a Senior Data Scientist to join their Experimentation team. This is an exciting opportunity to work within a global team of highly-skilled engineers, product managers and data scientists within a company that values innovation, collaboration and inclusivity. This role offers the unique chance to help shape … a go-to mentor for casual inference and experimentation, mentoring others Collaborate with smart, cross-functional teams to keep improving experiments They’re looking for: 5+ years' experience in data science, with at least 3 years at senior level Strong expertise in Bayesian statistics, causal inference, and experimental design Advanced Python programming skills and fluency in SQL Hands … on experience building or contributing to experimentation platforms or data infrastructure Familiarity with modern development tools (e.g. Git, CI/CD, Docker) Excellent communication skills — able to explain complex statistical ideas to a range of audiences A collaborative, product-focused mindset and desire to build tools that scale and deliver value Comfort working both autonomously and within cross-functional More ❯
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Senior Data Scientist

London Area, United Kingdom
Xcede
A fast-growing, fintech is seeking a Senior Data Scientist to join their expanding team as they embark on an exciting new project. Backed by leading investors, this business is tackling meaningful, real-world challenges through data-driven decision-making. Its collaborative, fast-paced environment offers the chance to tackle complex commercial, product, and data … strategy. Contributing to the company’s customer-first attitude, you will work as part of a supportive, ambitious team dedicated to creating a positive impact worldwide. The role: Use data insights to define and evolve pricing approaches Partner with stakeholders to run and analyse effective pricing experiments Collaborate with product, marketing, finance and ops teams Directly shape pricing infrastructure … monetisation analytics at a top-tier company Strong SQL and Python skills with confidence working with large-scale datasets A customer-centric mindset and a passion for problem-solving Data science foundation with experience in modelling, ML experimentation, or advance analytics techniques Experience in a fast-paced start-up or scale-up environment (bonus) Background in payments, FX or More ❯
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Senior Data Scientist

City of London, London, United Kingdom
Xcede
A fast-growing, fintech is seeking a Senior Data Scientist to join their expanding team as they embark on an exciting new project. Backed by leading investors, this business is tackling meaningful, real-world challenges through data-driven decision-making. Its collaborative, fast-paced environment offers the chance to tackle complex commercial, product, and data … strategy. Contributing to the company’s customer-first attitude, you will work as part of a supportive, ambitious team dedicated to creating a positive impact worldwide. The role: Use data insights to define and evolve pricing approaches Partner with stakeholders to run and analyse effective pricing experiments Collaborate with product, marketing, finance and ops teams Directly shape pricing infrastructure … monetisation analytics at a top-tier company Strong SQL and Python skills with confidence working with large-scale datasets A customer-centric mindset and a passion for problem-solving Data science foundation with experience in modelling, ML experimentation, or advance analytics techniques Experience in a fast-paced start-up or scale-up environment (bonus) Background in payments, FX or More ❯
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Senior Data Scientist

London Area, United Kingdom
Alvarium Talent
A specialist data consultancy is seeking a Senior Data Scientist with strong hands-on experience in Machine Learning and Generative AI. This role offers the opportunity to work on high-impact projects across various industries, applying advanced data techniques to solve real-world business problems. This is an excellent opportunity to join a collaborative team … delivering innovative AI and data science solutions for a diverse client base. Role Responsibilities Design and implement ML and Generative AI models to address client challenges Work closely with data engineers and MLOps professionals to deliver production-ready systems Apply techniques such as large language models (LLMs), retrieval-augmented generation (RAG), vector databases, prompt engineering, and model fine … understand requirements and define appropriate technical solutions Contribute to project scoping, delivery, and reporting, ensuring outcomes align with client objectives Keep up to date with developments in AI and data science and bring fresh ideas to internal and external projects Support a collaborative team culture through knowledge sharing and technical discussions Skills and experience required Proven experience delivering ML More ❯
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Senior Data Scientist

City of London, London, United Kingdom
Alvarium Talent
A specialist data consultancy is seeking a Senior Data Scientist with strong hands-on experience in Machine Learning and Generative AI. This role offers the opportunity to work on high-impact projects across various industries, applying advanced data techniques to solve real-world business problems. This is an excellent opportunity to join a collaborative team … delivering innovative AI and data science solutions for a diverse client base. Role Responsibilities Design and implement ML and Generative AI models to address client challenges Work closely with data engineers and MLOps professionals to deliver production-ready systems Apply techniques such as large language models (LLMs), retrieval-augmented generation (RAG), vector databases, prompt engineering, and model fine … understand requirements and define appropriate technical solutions Contribute to project scoping, delivery, and reporting, ensuring outcomes align with client objectives Keep up to date with developments in AI and data science and bring fresh ideas to internal and external projects Support a collaborative team culture through knowledge sharing and technical discussions Skills and experience required Proven experience delivering ML More ❯
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Senior Data Scientist
10th Percentile
£62,000
25th Percentile
£70,000
Median
£85,000
75th Percentile
£90,000
90th Percentile
£97,500