FIND YOUR NEXT DATA SCIENCE JOB
We help the best talent in the Data Science market find rewarding careers.
Harnham is the best company for data science jobs because we are a global leader in data science recruitment.
Our extensive network of data science employers, and clients, ensuring you find the perfect match for your skills.
We offer a range of data science jobs from entry-level to director-level and have an experienced team of recruiters who will help match you with the right employer.
Also, we provide excellent resources and advice for data science job seekers, helping you prepare for interviews, negotiate salaries, and more.
HOW WE
DO IT
We pride ourselves on keeping our pulse on trends across the Data Science industry.
Our dedicated Data Science consultants have immersed themselves fully in the market and are able to provide industry-leading advice. Whether you’re looking for your next Data Science Job, or to find a Data Scientist for your team, Harnham has a wealth of knowledge and will help you make the process as efficient as possible.
We pride ourselves on keeping our pulse on trends in the industry and offer educational programmes to help keep our candidate’s skills sharp.
WHAT SETS
US APART?
We place considerable emphasis on getting to know you, your motivations and your skills.
We do this to ensure we only introduce you to companies that suit you. By taking the time to listen to and explore our clients’ briefs, we soon know whether candidates fit their culture or not.
As a genuine specialist in Data Science recruitment, we have developed long-standing partnerships within the marketplace. These relationships allow us to provide our candidates with access to the best opportunities in the sector.
If you are looking for that next Data Science job and career step, let us help you find it.
As working from home becomes ever more common, you can now search Remote Data Science Jobs.
JOBS
LATEST DATA
SCIENCE JOBS
Harnham are a specialist Data Science recruitment business, specializing in finding you your next data science job!
Data Scientist
San Francisco
$70 - $90
+ Data Science & AI
ContractSan Francisco, California
To Apply for this Job Click Here
This is an opportunity to join a high-impact project focused on transforming sales territory planning through predictive analytics and AI. You will help build the foundational models that will shape future go-to-market decision-making and support the development of next-generation AI-driven sales solutions.
The Company
They are a data and AI consulting firm that partners with enterprise organizations to solve complex business challenges through advanced analytics and machine learning. Their teams combine deep technical expertise with commercial strategy to deliver measurable business outcomes. This engagement sits within a broader GTM transformation initiative and offers the chance to work closely with senior leaders on a brand-new capability being built from scratch.
The Role and Deliverables
- Build predictive models to optimize sales territory design and support quota planning decisions.
- Analyze sales performance, territory, and quota data to identify opportunities for improved coverage and efficiency.
- Partner with GTM Operations and Territory Operations stakeholders to understand business requirements and translate them into analytical solutions.
- Validate model performance through backtesting and historical data analysis.
- Help define the modeling framework that will ultimately integrate with AI-powered GTM agents.
- Present findings, recommendations, and methodologies to both technical and non-technical stakeholders.
Your Skills & Experience
- Strong experience within GTM Operations, Revenue Operations, Sales Strategy, or Territory Planning environments.
- Advanced Python programming skills with the ability to build predictive models from scratch.
- Experience working with Excel-based datasets and transforming business data into actionable insights.
- Strong foundation in statistical analysis, predictive modeling, and data science methodologies.
- Ability to explain complex algorithms and analytical concepts to sales, strategy, and operations teams.
- Strong stakeholder management and presentation skills in client-facing environments.
- A proactive approach, with the ability to challenge assumptions, contribute ideas, and drive solutions independently.
How to Apply
If you are excited by the opportunity to build predictive GTM models from the ground up and work at the intersection of data science, sales strategy, and AI, apply with your latest resume.
To Apply for this Job Click Here
Senior Product Data Scientist/ Product Data Analyst
London
£500 - £500
+ Data Science & AI
ContractLondon
To Apply for this Job Click Here
Product Analyst
Remote (UK) | Outside IR35 £500 A day
This is an excellent opportunity for a Product Analyst to join a growing analytics function within a consumer-focused membership business. With significant investment in growth initiatives and a strong focus on experimentation, you will have the chance to take ownership of high-impact analytics projects, influence product strategy, and help shape the future of a developing analytics capability.
The Company
They are a consumer-focused digital business with a large and engaged user base. The organisation is investing heavily in growth, customer experience, and data-driven decision making. The analytics function is expanding to support product, marketing, and commercial teams across a range of strategic initiatives.
The Role and Deliverables
- Own product analytics workstreams focused on growth, acquisition, engagement, and customer behaviour.
- Design, analyse, and communicate the results of experiments and product changes across the customer journey.
- Partner with product, marketing, and commercial stakeholders to identify opportunities and influence strategy.
- Develop and maintain business-critical metrics, ensuring consistent measurement of performance.
- Deliver actionable insights that improve member experience, product adoption, transactions, and commercial outcomes.
- Manage projects end-to-end, taking responsibility for stakeholder engagement, prioritisation, delivery, and business impact.
Your Skills & Experience
- Strong experience in Product Analytics within a digital product, marketplace, e-commerce, or consumer platform environment.
- Hands-on expertise in SQL and dbt for data transformation and analysis.
- Proven experience designing and evaluating experiments, including A/B testing and impact assessment.
- Experience creating and defining product or commercial metrics that support decision-making.
- Strong data visualisation skills using Looker or a comparable BI platform.
- Ability to combine deep analytical capability with a highly consultative stakeholder management approach.
- Demonstrated ownership of analytical projects, with the ability to drive both strategy and execution.
- Comfortable working in a fast-paced environment where autonomy and initiative are highly valued.
To Apply for this Job Click Here
Senior Product Data Scientist / Product Data Analyst
London
£400 - £500
+ Data Science & AI
ContractLondon
To Apply for this Job Click Here
Senior Product Data Scientist / Product Data Analyst
London | Outside IR35
Day Rate: £500
This is an opportunity to take ownership of a growing product analytics function within a highly digital consumer business. You’ll play a key role in shaping how product decisions are made, building analytical capability, driving experimentation, and delivering insights that influence product strategy from day one.
The Company
They are a fast-paced, digital-first organisation with a large online customer base and a strong focus on data-driven decision making. As their analytics capability continues to evolve, they are investing in product analytics to better understand customer behaviour and unlock new opportunities for growth. This contract role offers significant ownership and visibility across product, engineering, and business teams.
The Role and Deliverables
- Partner with Product and business stakeholders to identify user behaviour trends, customer pain points, and product opportunities through quantitative analysis.
- Design, support, and evaluate experiments and A/B tests to measure product performance and impact.
- Deliver deep-dive analysis and actionable recommendations that support strategic product initiatives.
- Work closely with Engineering teams to establish and maintain reliable data foundations.
- Build and maintain self-service dashboards that enable data-informed decision making across the organisation.
- Take ownership of the product analytics function, driving best practice and helping shape the future direction of analytics within the business.
Your Skills & Experience
- Strong experience applying product analytics within a digital, consumer-facing environment.
- Proven ability to work in fast-paced businesses and operate autonomously with minimal oversight.
- Advanced SQL skills and experience using Python or R for analytical work.
- Hands-on experience designing, running, and analysing experiments, including A/B testing.
- Experience working with dbt or similar data transformation tools.
- Experience with data visualisation platforms, ideally Light-dash or comparable BI tools.
- Ability to translate complex business questions into structured analytical approaches and actionable insights.
- Strong stakeholder management and data storytelling skills, with the confidence to present findings to senior audiences.
- Detail-oriented mindset with a proactive, self-starting approach.
- Experience with Data bricks and statistical techniques such as bootstrapping would be beneficial.
- Previous experience within retail, ecommerce, marketplace, or similar digital businesses is highly desirable.
How to Apply
If you’re an experienced Product Data Scientist or Product Data Analyst looking for a high-impact contract where you can take ownership, influence product strategy, and deliver measurable business value, please apply today.
Contract Details
Initial 3-month contract, with an immediate requirement and flexibility around start date for the right candidate.
To Apply for this Job Click Here
Senior Data Scientist
City of London
£60000 - £75000
+ Data Science & AI
PermanentCity of London, London
To Apply for this Job Click Here
Senior Data Scientist – Leicester or London 1 day a week
We are currently supporting a large insurance company on a Senior Data Science role to sit within their pricing team. This role will challenge core pricing functions and create innovative ways to produce new pricing models using larger and more complex data sources to deliver more competitive pricing and better customer accessibility. It’s a small, fast‑paced team (6 people) working on more experimental and forward‑thinking pricing approaches.
Some of the exciting work includes:
- Alternative pricing models
- Footprint modelling / Geospatial modelling
- Residual modelling to identify gaps between predicted vs. actual claim costs
- Working with large, messy insurance datasets across multiple product lines
- Tools & tech: Python, SQL, AzureML, XGBoost
- Opportunity to mentor within the team
To Apply for this Job Click Here
Senior Data Scientist
Boston
$160000 - $190000
+ Data Science & AI
PermanentBoston, Massachusetts
To Apply for this Job Click Here
Senior Data Scientist
Remote (US) | Up to $190,000 Base + Benefits
A rapidly growing healthcare technology company is hiring multiple Senior Data Scientists to help build and scale machine learning products that directly improve patient access to clinical research and healthcare innovation.
This is a highly visible opportunity for someone who wants to own machine learning models from development through deployment and monitoring while partnering closely with Product, Engineering, and business stakeholders. The team is investing heavily in data science as a core strategic function and is looking for individuals who enjoy solving complex real-world problems through predictive modeling and statistical rigor.
What You’ll Be Working On
- Building predictive models that influence healthcare decision-making
- Developing patient matching and recommendation systems
- Forecasting enrollment and engagement outcomes
- Designing and evaluating machine learning experiments
- Monitoring and improving production model performance
- Partnering with engineering teams to productionize solutions
- Influencing product strategy through data-driven insights
What We’re Looking For
- 5+ years of Data Science experience
- Strong Python and SQL skills
- Experience building and deploying predictive models
- Statistical modeling expertise
- Machine learning production experience
- Strong experimentation and analytical thinking skills
- Ability to communicate complex findings to non-technical stakeholders
Preferred Experience
- Healthcare, life sciences, pharma, insurance, or other regulated industries
- Forecasting, Bayesian methods, or advanced statistical modeling
- Experience monitoring and improving production models
- Startup or high-growth environment experience
Why This Role?
- Fully remote opportunity
- Up to $190,000 base salary
- Meaningful healthcare impact
- Strong leadership visibility
- Opportunity to influence product direction
- End-to-end ownership of machine learning initiatives
- Join a business that has proven product-market fit and is investing heavily in growth
If you’re a Data Scientist who enjoys building models that make it into production and drive measurable business outcomes, we’d love to hear from you.
Apply today or reach out directly for a confidential discussion.
To Apply for this Job Click Here
Principal Data Scientist
$200000 - $220000
+ Data Science & AI
PermanentUSA
To Apply for this Job Click Here
Principal Data Scientist
Remote | Salary up to $220,000 + 15% bonus
This is an opportunity to step into a senior, high-impact Principal Data Scientist role where you will shape the direction of advanced AI and data science initiatives at scale. You will work on commercially meaningful problems, leveraging cutting-edge techniques including generative AI, while influencing both strategy and delivery across a globally recognised platform.
The Company
They are a well-established, innovation-led organisation focused on delivering data-driven products at scale. With a strong investment in AI and advanced analytics, they partner closely across product, engineering, and design to create impactful, user-focused solutions. Their teams are highly collaborative and operate in a modern, fully remote environment that encourages autonomy and technical excellence.
The Role
- Lead the design and implementation of advanced data science and AI solutions aligned to business objectives
- Provide technical leadership across complex projects, setting direction and best practice for modelling and deployment
- Collaborate with cross-functional stakeholders to identify opportunities and define requirements
- Apply generative AI and other advanced methodologies to solve real-world problems
- Translate technical findings into clear, actionable insights for senior stakeholders
- Oversee project timelines and ensure successful delivery across multiple workstreams
Your Skills and Experience
- Strong commercial experience in data science and machine learning, with recognised expertise in a specialist area
- Deep understanding of production-level AI systems and recent exposure to generative AI techniques
- Proven ability to lead complex projects end to end, from concept through to deployment
- Experience working cross-functionally with product, engineering, or business teams
- Clear and collaborative communication style, with the ability to influence senior stakeholders
- Background in a quantitative or technical field such as Data Science, AI, Mathematics, or similar
What They Offer
- Salary up to $220,000 with a 15% performance bonus
- Fully remote working with flexibility and autonomy
- Opportunity to work on high-impact AI initiatives at scale
- Collaborative, forward-thinking technical environment
- Clear scope for progression into broader technical or strategic leadership roles
How to Apply
If you’re interested in exploring this Principal Data Scientist opportunity, apply now for a confidential discussion.
To Apply for this Job Click Here
Senior Decision Scientist
Brighton
£80000 - £90000
+ Data Science & AI
PermanentBrighton, East Sussex
To Apply for this Job Click Here
Senior Decision Scientist
Brighton (Hybrid) | £90,000 Base Salary
This is an exciting opportunity to join a growing Data & Analytics function at a business that is placing data and AI at the heart of its strategy. As a Senior Decision Scientist, you’ll help shape how data is used to drive commercial decisions, improve product experiences, and influence long-term business outcomes. You’ll join at a pivotal time as the organisation evolves its data capability and scales a high-impact team.
The Company
They are a fast-growing, product-led technology business operating internationally, with data and AI playing a central role in their future growth. The organisation has invested heavily in building strong data foundations, creating a mature analytics environment and fostering a culture of experimentation and innovation.
As they continue to scale, they are transforming their data function from a centralised model into embedded product teams, creating greater proximity between data professionals and business decision-making.
The Role
As a Senior Decision Scientist, you will work closely with Product Managers, Engineers, Designers and senior stakeholders to identify opportunities, influence strategy and deliver measurable business impact.
Key responsibilities include:
- Understanding complex business and product challenges through data analysis.
- Identifying, sizing and prioritising commercial opportunities.
- Conducting product analytics to improve customer experiences and business performance.
- Defining success metrics and building frameworks for measuring impact.
- Designing, implementing and analysing A/B tests and experimentation programmes.
- Supporting product teams with insight-driven decision making.
- Delivering data storytelling and recommendations to senior stakeholders.
- Collaborating across analytics, data engineering and data science disciplines.
- Leveraging AI tools and emerging technologies to enhance analysis and product development.
Projects may include recommendation engines, customer personalisation, checkout optimisation, fraud reduction, financial process improvement, customer segmentation and AI-powered product features.
Your Skills & Experience
- Strong experience turning data into commercial recommendations and business outcomes.
- Experience working within product, digital, e-commerce or technology environments.
- Strong analytical capability, including SQL and relevant analytical tooling.
- Experience designing and evaluating experiments, including A/B testing and statistical analysis.
- Commercially minded with the ability to balance rigour and pace.
- Comfortable working through ambiguity and solving open-ended business problems.
- Interest in AI, machine learning and emerging technologies.
- Ability to communicate complex findings clearly to both technical and non-technical audiences.
- Experience with product analytics, opportunity sizing and performance measurement.
What They Offer
- Significant investment in Data & AI capabilities.
- Opportunity to help shape a growing team expanding from 10 to approximately 16 people.
- Dedicated learning and development support.
- Long-term career progression as the Data & Analytics function continues to scale.
- Exposure to cutting-edge AI, experimentation and product development initiatives.
- Collaborative, high-performing and commercially focused culture.
How to Apply
If you’re passionate about using data to influence product strategy, solve complex business challenges and deliver measurable impact, please apply today to learn more about this Senior Decision Scientist
To Apply for this Job Click Here
Data Scientist
San Francisco
$85 - $90
+ Data Science & AI
ContractSan Francisco, California
To Apply for this Job Click Here
This is an opportunity to join a high-impact project focused on territory design, quota planning, and GTM analytics within a B2B SaaS environment. You’ll play a key role in shaping data-driven models that support commercial decision-making, working closely with stakeholders to deliver practical, evidence-based outcomes.
The Company
They are a specialist consultancy partnering with organisations to solve complex commercial and operational challenges through data, analytics, and AI. Working closely with client teams, they combine strategic thinking with hands-on delivery to design scalable solutions that improve business performance. Their approach is highly collaborative, with a strong focus on practical outcomes and knowledge transfer.
The Role and Deliverables
- Build and validate attainment models using historical sales performance and territory composition data.
- Develop predictive quota models aligned to financial planning assumptions and historical attainment outcomes.
- Apply territory design methodologies across both Sales and Customer Success functions.
- Analyse and model data from exported source files and spreadsheets, ensuring robust statistical validation.
- Partner with commercial and technical stakeholders to refine methodology and challenge assumptions.
- Produce clear documentation that enables client teams and future delivery partners to understand and apply the approach.
Your Skills & Experience
- Strong experience working with SaaS sales operations, GTM analytics, territory planning, quota setting, or attainment analysis.
- Proven capability in data science, statistical modelling, and validating models using real-world business data.
- Advanced SQL and Python or R skills for data manipulation, analysis, and modelling.
- Excellent Excel and Google Sheets skills, with experience working directly from exported datasets.
- Understanding of statistical or machine learning techniques used to connect territory, account, or quota attributes with performance outcomes.
- Ability to work effectively with ambiguous requirements and adapt solutions as project needs evolve.
- Strong communication skills, including presenting findings and methodology to client stakeholders.
- Experience working with Salesforce data structures would be beneficial.
- Exposure to agentic, rules-based, or decision-support modelling approaches would be advantageous.
To Apply for this Job Click Here
Senior Data Scientist
Leicester
£71000 - £85000
+ Data Science & AI
PermanentLeicester, Leicestershire
To Apply for this Job Click Here
Senior Data Scientist
Hybrid – Leicester (1x day a week)
£75,000 – £85,000 + bonus
Looking to apply advanced machine learning in a highly commercial environment? This is an opportunity to join a data-driven organisation where analytics sits at the heart of strategic decision-making. You’ll work on innovative pricing and risk modelling challenges, helping shape how data and machine learning drive business performance.
The Company
They are a well-established consumer-focused organisation with a strong investment in data, analytics, and technology. Their data science function plays a critical role in driving commercial outcomes through advanced modelling and predictive analytics. With a collaborative culture and modern cloud-based technology stack, they offer an environment where innovation and experimentation are encouraged. You will work alongside talented data scientists, analysts, and engineers to deliver impactful solutions at scale.
The Role
As a Senior Data Scientist, you will develop advanced machine learning solutions that support pricing, risk assessment, and business performance.
Responsibilities include:
- Building and deploying predictive machine learning models across a range of commercial use cases
- Developing analytical tools to improve risk portfolio management and decision-making
- Creating innovative features and data assets to enhance model performance
- Identifying and evaluating new data sources that can drive commercial value
- Taking models through the full lifecycle from exploration and development to deployment, monitoring, and optimisation
- Partnering with stakeholders to define business problems and deliver effective solutions
- Working closely with Data Engineers, Data Scientists, Analysts, and other technical specialists
- Contributing to the adoption of emerging machine learning techniques and best practices
Your Skills & Experience
- Strong commercial experience delivering machine learning projects from discovery through to deployment and ongoing model management
- Expertise in Python and SQL
- Experience working with Azure Machine Learning and wider Azure cloud technologies
- Knowledge of version control tools such as Git
- Ability to translate complex business challenges into analytical solutions
- Strong stakeholder management and communication skills
- Experience working in cross-functional data and analytics environments
- Passion for innovation and applying new machine learning approaches to real-world challenges
What They Offer
- Competitive salary
- Annual bonus scheme
- Car allowance
- Private medical insurance
- Matched pension contributions
- Life assurance and income protection
- Hybrid and flexible working arrangements
- Generous annual leave allowance
- Health, wellbeing, and financial support benefits
- Ongoing learning, development, and career progression opportunities within a growing data science function
How to Apply
If you’re interested in this Senior Data Scientist opportunity, apply today to discuss how your experience aligns with the role.
To Apply for this Job Click Here
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News & Blog
With over 10 years experience working solely in the Data & Analytics sector our consultants are able to offer detailed insights into the industry.
Visit our Blogs & News portal or check out our recent posts below.
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We understand the challenges our customers face and offer the
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Candidate – Senior Data Engineer
I've been a Senior Data Engineer for about 4-5 years and Harnham is one of the best recruitment agencies I worked with. There was a time when my offer fell through and the recruiter I was working with at Harnham jumped in to the rescue and scheduled interviews for me within a couple of days. Really good agency and some great people.
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Client – Director of People Operations
We’ve been collaborating with Harnham to recruit some key positions for our company, and they have been incredible partners. They team has been great and efficient. They understood our needs perfectly and provided us very talented candidates. We'll keep collaborating with them in the future. Thank you for your excellent job!
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Candidate – Market Research Analyst
Thanks to Harnham, I am now in a role that suits me. My recruiter was able to quickly identify the skills I had to offer and match me up with his client. It was a win-win for everyone. I was given great advice throughout the process, and I also appreciated the follow-ups that I received.
Candidate /
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Candidate – Data Analyst
I’ve had a great experience with Harnham. The recruiter provided great advice and ensured that I understood everything, and even followed up with me after I started my new role to see how I was settling in. I would recommend Harnham as a great recruitment company for anyone looking for a role in data and analytics.
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Candidate – Digital Media and Analytics
I've recently got a short-term contract role through Harnham, and things couldn't have gone better! My recruiter was incredibly helpful throughout the entire process. They also provided incredible admin support so that I could focus on the actual job in hand, rather than having to spend too much time dealing with these matters.
Candidate /
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Client – Data Direction – Broadcast Media
I have worked with Harnham for over 2 years now as our main Analytics Recruiter partner and I am very pleased with the overall service and the people we have hired via Harnham. Harnham’s team is very good at understanding our recruitment needs and always come back with relevant and well scanned CVs, which saves me precious time.
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Candidate – Chief Data Officer
It was a real treat to work with Harnham. My recruiter consistently went above and beyond to ensure that I navigated through the recruitment process as smooth as possible. I had been in contact with other professional at Harnham in the past and I can attest that the level of professionalism is always top-notch.
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Client – Director of Customer Data Science – Apparel
The team at Harnham have been outstanding in helping our company build a market-leading data science team. Harnham’s communication is great, and the recruiter’s take a consultative approach that’s really focused on provided value for both their clients and their candidates. They provide strong candidates that help us fill our roles with high achievers who are also a great fit for our culture.
