Be at the heart of actionFly remote-controlled drones into enemy territory to gather vital information.

Apply Now

Senior Data Scientist (Viator)

Viator
London
1 week ago
Create job alert

Overview

Senior Data Scientist role at Viator, a Tripadvisor company. You will sit within the Experimentation Platform Team, developing and maintaining our in-house experimentation platform running all experiments at Viator. You’ll collaborate closely with software engineers, analysts and product managers within these teams as well as across the wider business to ensure we’re building high‑quality models and tooling that will be integrated into our platform. This role has the option to work from one of our European offices (Oxford, London, Lisbon or Krakow) or to be fully-remote with regular travel to offices for collaboration.


Responsibilities


  • Work proactively to identify opportunities for improvement in experimentation methodologies, ensuring best practices in line with the latest advances in the industry.
  • Employ advanced statistical techniques to ensure the validity and reliability of experimental findings.
  • Build and maintain data pipelines relevant for experiment analysis.
  • Identify and apply causal inference techniques to solve business problems.
  • Work with cross-functional stakeholders in determining requirements for building a world-class experimentation platform.


Key Requirements


  • A postgraduate degree in statistics, machine learning, or similar OR demonstrable experience with the data science lifecycle - i.e. from problem definition to model deployment and beyond (monitoring and improvement).
  • In-depth knowledge of statistical hypothesis testing and ML modeling techniques.
  • Experience in using Python for numerical/statistical programming (including Numpy, Pandas, and Scikit-learn).
  • Significant experience in using SQL.
  • Experience in delivering data products.
  • Ability to communicate effectively with audiences of various backgrounds, levels, and functions.
  • Experience in conducting and analyzing AB tests in an e-commerce setting is a plus.


Perks of Working at Viator


  • Competitive compensation packages (routinely benchmarked against the latest industry data), including base salary and annual bonus.
  • “Work your way” with flexibility to suit your lifestyle. Viator takes a remote-friendly approach to collaboration across a worldwide team, with the option to join on-site as often as you’d like.
  • Flexible schedule. Work-life balance is ingrained in our culture by design. Trust and accountability make it work.
  • Donation matching. Give back? Give more! We match qualifying charitable donations annually.
  • Tuition assistance. Want to level up your career? We love to hear it! Receive annual support for qualified programs.
  • Lifestyle benefit. An annual benefit to spend on yourself. Use it on travel, wellness, or whatever suits you.
  • Travel perks. We believe that travel is employee development, so we provide discounts and more.
  • Employee assistance program. We’re here for you with resources and programs to help you through life’s challenges.
  • Health benefits. We offer great coverage and competitive premiums.


Does the idea of transforming Viator’s data and analytics capabilities using the latest tech appeal to you? If so, then we’d love to hear from you!


Our Values


  • We aspire to lead. Tap into your talent, ambition, and knowledge to bring us – and you – to new heights.
  • We’re relentlessly curious. We push beyond the usual, the known, the “that’s just how it’s done.”
  • We’re better together. We learn from, accept, respect, support, and value one another– and are creating something remarkable in the process.
  • We serve our customers, always. We listen, question, respond, and strive for wow moments.
  • We strive for better, not perfect. We won’t get it right the first time – or every time. We’ll provide a safe environment in which to make mistakes, iterate, improve, and grow.
  • Our workplace is for everyone, as is our people powered platform. At Tripadvisor, we want you to bring your unique identities, abilities, and experiences, so we can collectively revolutionize travel and together find the good out there.


If you need a reasonable accommodation or support during the application or the recruiting process due to a medical condition or disability, please reach out to your individual recruiter or send an email to and let us know the nature of your request. Please include the job requisition number in your message.


Seniority level


  • Mid-Senior level


Employment type


  • Full-time


Job function


  • Engineering and Information Technology


Industries


  • Software Development, Technology, Information and Internet, and Travel Arrangements


#J-18808-Ljbffr

Related Jobs

View all jobs

Senior Data Scientist

Senior Data Scientist

Senior Data Scientist Consumer Credit

Senior Data Scientist

Senior Data Scientist Consumer Credit

Senior Data Scientist

Subscribe to Future Tech Insights for the latest jobs & insights, direct to your inbox.

By subscribing, you agree to our privacy policy and terms of service.

Industry Insights

Discover insightful articles, industry insights, expert tips, and curated resources.

The Best Free Tools & Platforms to Practise Data Science Skills in 2025/26

Data science continues to be one of the most exciting, high-growth career paths in the UK and worldwide. From predicting customer behaviour to detecting fraud and driving healthcare innovations, data scientists are at the forefront of digital transformation. But breaking into the field isn’t just about having a degree. Employers are looking for candidates who can demonstrate practical data science skills — analysing datasets, building machine learning models, and presenting insights that solve real business problems. The best part? You don’t need to spend thousands on premium courses or expensive software. There are dozens of high-quality, free tools and platforms that allow you to practise data science in 2025. This guide explores the best ones to help you learn, experiment, and build portfolio-ready projects.

Top 10 Skills in Data Science According to LinkedIn & Indeed Job Postings

Data science isn’t just a buzzword — it’s the engine powering innovation in sectors across the UK, from finance and healthcare to retail and public policy. As organisations strive to turn data into insight and action, the need for well-rounded data scientists is surging. But what precise skills are employers demanding right now? Drawing on trends seen in LinkedIn and Indeed job ads, this article reveals the Top 10 data science skills sought by UK employers in 2025. You’ll get guidance on showcasing these in your CV, acing interviews, and building proof of your capabilities.

The Future of Data Science Jobs: Careers That Don’t Exist Yet

Data science has rapidly evolved into one of the most important disciplines of the 21st century. Once a niche field combining elements of statistics and computer science, it is now at the heart of decision-making across industries. Businesses, governments, and charities rely on data scientists to uncover insights, forecast trends, and build predictive models that shape strategy. In the UK, data science has become central to economic growth. From the NHS using data to improve patient outcomes to financial institutions modelling risk, the applications are endless. The UK’s thriving tech hubs in London, Cambridge, and Manchester are creating high demand for data talent, with salaries often outpacing other technology roles. Yet despite its current importance, data science is still in its infancy. Advances in artificial intelligence, quantum computing, automation, and ethics will transform what data scientists do. Many of the most vital data science jobs of the next two decades don’t exist yet. This article explores why new careers are emerging, the roles likely to appear, how current jobs will evolve, why the UK is well positioned, and how professionals can prepare now.