Data Scientist - Decision SystemsSalary Finance

White City, London and your home! 10-08-2023

About Salary Finance

Working with employers, we provide a financial wellbeing platform as an employee benefit, helping employees to understand their money better, get out of debt faster and save for their future. We already have a reach of over 4,000,000 employees through our relationships with over 600 of the biggest companies in the UK. 

By improving employee financial wellbeing, we have a very real and meaningful impact on people’s lives. We remove the stress and worry associated with financial difficulties by dramatically reducing the interest rates employees pay on their personal debt, and provide them with the tools needed to start saving sooner and be more financially secure. We are backed by some of the biggest brands, including investments from Blenheim Chalcot (the UK’s leading venture builder), Legal and General (the FTSE 100 insurer and asset manager), Experian and Goldman Sachs, and funding partnerships with JP Morgan and Virgin Money. 

Launched in 2015, we have made excellent progress, and are scaling fast. We are named BITC’s Responsible Business of Year 2018, included in KPMG’s Global Fintech 100, listed top of the Forbes' list of socially-responsible startups, and profiled by the Financial Times, the Times, the Wall Street Journal, the Guardian, the Telegraph, CityAM and the Institute of Directors.

The role

We are recruiting for an exceptional Data Scientist with a focus on Decision Systems. Reporting to the Lead Data Scientist & Decision Systems Engineer, you will be responsible for the end-to-end development lifecycle of our Decision Models across our various products and platforms to ensure that strategy changes are deployed in a timely manner and with a high quality of output.

This role is an excellent opportunity to further develop your career in an exciting FinTech scaleup.

Who you are

We embrace our differences but there’s one thing we like to share - our values, so it’s important to us that you are:

  • Fearless, and able to make the impossible possible.
  • Responsible, and want to help build a business that delivers a meaningful difference to society.
  • Dedicated and want to commit to an exciting journey even through the highs and lows.
  • Empathetic and truly care about every colleague and customer.
  • United, because you understand we achieve more when we work as a team.
  • Humble, and take feedback as a way to continuously improve.

The essentials

  • You have a bachelor's degree in a STEM subject
  • You have work or academic experience in a Data Science / Decision Science / Decision Systems / Statistics / Computer Science field
  • You have excellent knowledge of and skills in R
  • You have excellent knowledge of and skills in SQL
  • You have a keen interest in credit decisioning
  • You have real enthusiasm to work in a fast growth start-up - you will thrive if you are a self-motivated, fast-paced, action oriented, “roll up your sleeves and get-things-done” sort of person who wants to work in a small team where everyone makes a difference

The “good to haves”

  • You have a Masters or PhD in a STEM subject
  • You have work experience in the Financial Services / FinTech sector or a relevant research area in an academic environment
  • You have experience in building / developing decision models and decision engines
  • You are a proficient user of Python
  • You have basic understanding of bash and deployment automation tools like Docker
  • You can work in a​ ​multi-discipline Agile team​ to ensure the quality and integrity of data and processes across the business

What you’ll do

  • Responsible for developing, testing and deploying our decision models across our various platforms and channels
  • Maintaining release and change documentation
  • Supporting the development of efficient and scalable cloud-based decisioning infrastructures
  • Working in cross-functional squads, including SRE and Software Engineers, to deliver key business initiatives
  • Supporting the wider business as a subject matter expert on decisioning and related data

What’s in it for you?

  • Company bonus scheme
  • 25 days holiday with an extra day off on your birthday
  • Hybrid working arrangements so you can work from the office and from home with a budget to help you get set up
  • Generous company benefits to include pension and life assurance and an annual allowance to spend on medical insurance, health cash plan, denplan, gym memberships
  • Enhanced policies that are family and pet friendly, to include company sick pay and Peternity leave
  • Annual personal learning budget 
  • Great career development in a fast paced environment 
  • Regular company socials (post covid, although we've got quite good at virtual ones too!)
  • Volunteer days as part of our CSR program
  • Being part of a collaborative and entrepreneurial team working in our brand new, purpose-built offices at Scale Space, White City
  • Being part of a community of Blenheim Chalcot-backed fintech growth businesses including ClearScore, Liberis, Kodoo and Modulr, with opportunities to share and learn together
  • More great perks to include complimentary fresh fruit weekly, cycle to work, help to save and much more! 

We’re looking for people that will get stuck in and make a difference. We have a great collaborative, entrepreneurial team that are passionate about what they do. If you want to join a team that is changing people’s lives for the better then we’d love to hear from you.

Learn more at

Salary Finance is proud to be an equal opportunities employer. We celebrate diversity and are committed to creating an inclusive work environment where all employees and applicants can flourish.


Applications are now closed