Mars UK • United Kingdom

Senior Data Engineer

Employment type:  Full time

3–4 days/week at home

Core hours 11–3

Dog friendly

Job Description

Job Description:

Data and Analytics is foundational to our Petcare OGSM and will drive our transformation to a business that is powered by data.
To deliver on this ambition set by this OGSM we require the very highest level of technical / engineering expertise within Global Petcare Data & Analytics
There is a need to expand this high performing team of creative, skilled individuals – to help build out new capabilities and bring fresh ideas to the table

What are we looking for?

  • For this role, we hope you have the following skills we require to round out our team:

    • An inspirational enthusiasm for tech and innovation

    • Software development practices

    • Knowledge and experience with containerization and cloud microservices architecture

    • Knowledge and experience in using orchestration tools (e.g. Airflow/Kubernetes)

    • Proven ability to mobilise others and lead technical change

    • Strong knowledge and experience in processing big data using Spark

    • Strong coding expertise in PySpark, or Scala with Python experience

    • Experience building Spark applications

    • Experience working in a cloud environment (Azure, AWS, GCP, Yandex)

    • Experience in building data pipeline/ETL/ELT solutions

    • Ability and strong desire to research and learn new technologies and languages

    • Highly knowledgeable in the contemporary data engineering and analytics landscape, the current tools, the latest approaches

    • Experienced in practices of DevOps and CICD within a data platform

    • Capacity and enthusiasm for mentoring and coaching data engineers of varying experience

    • Able to communicate effectively with all levels of the business to help present new ideas and provide recommendations for new technologies

    Nice to Have

    • Advantageous - Full stack web app development

    • Advantageous - Microsoft Azure cloud technologies e.g. Blob Storage, ADLS, Azure DevOps, Azure Logic Apps, Azure Functions

    • Advantageous - Delta Lake storage layer

    • Advantageous - Data visualisation tools e.g. PowerBI, Tableau, Thoughtspot, D3.js

What will be your key responsibilities?

  • Lead technical design and implementation of data engineering solutions utilizing software development practices on a developing/growing platform adopting containerization technologies such as Docker and Kubernetes.

  • Lead and facilitate conversations/discussions/plans on how to transition existing notebook-based projects to robust cloud-agnostic deployable products.

  • Be a key contributor to decisions around the direction of integral data engineering projects/pipelines to serve the growing and changing demands of the data platform across the business divisions.

  • Collaborate and contribute to the design and build of Spark applications on cloud container infrastructure.

  • Promote DevOps & CI/CD methodologies to collaborate on a growing platform

  • Partner with product managers to drive the provision of business value through technical excellence

  • Partner with scrum masters to efficiently deliver agile technical solutions

  • Exercise excellent communication to collaborate with various members of the data solutions team

  • Enthusiastically evolve your technical skillset, engage in training and learn new technologies and techniques

What can you expect from Mars?

  • Work with over 130,000 like-minded and talented Associates, all guided by The Five Principles.
  • Join a purpose driven company, where we’re striving to build the world we want tomorrow, today.
  • Best-in-class learning and development support from day one, including access to our in-house Mars University.
  • An industry competitive salary and benefits package, including company bonus.

Mars is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability status, protected veteran status, or any other characteristic protected by law. If you need assistance or an accommodation during the application process because of a disability, it is available upon request. The company is pleased to provide such assistance, and no applicant will be penalized as a result of such a request.

Company benefits

Open to part-time employees
Open to job sharing
Open to compressed hours
Enhanced maternity leave – 26 weeks at 90% pay
Enhanced paternity leave – 26 weeks at 90% pay
24 days annual leave + bank holidays
“Pawternity” leave
Pregnancy loss leave
Bank holiday swaps

We asked employees of Mars UK how satisfied they were with flexible working, and this is what they told us

Employees are very happy with their working location freedom
Employees are very happy with the flexibility in the hours they work
Employees are very happy with the benefits their company offers
Work-life balance
Employees feel that they can switch off quite easily from work
Role modelling
Employees feel that flexible working is part of the culture
Employees feel they have complete autonomy over getting their work done

Additional employee ratings
(these do not contribute to the FlexScore®)

Employees feel that the diversity is good and there are continued efforts to improve it
Employees feel that the culture supports equity and inclusivity well
Employees feel like it is a really great environment to work in
Employees feel very excited about and aligned with the company mission
Employees feel that their salary is good and matches the value they bring
Working at Mars UK

Company employees

4,000 In the UK

Gender diversity (male:female)


Office locations

London, Slough, Waltham, Castle Cary, Birstall, Plymouth

Hiring Countries

United Kingdom
United States
Awards & Achievements

Flexa100 2024

1st – Large companies

Industry awards 2023

Consumer Goods

Flexa100 2023

3rd – Large companies

Industry awards 2022

Retail & Ecommerce