Senior Platform Engineer - Snowflake

Apply now Job no: 502211
Work type: Permanent Full Time
Location: London - Hybrid
Categories: Data Architecture & Data Engineering

Your new role At NewDay

As the Senior Snowflake Engineer, you will lead the architecture, design, and implementation of Snowflake in a multi-tenant environment. You will ensure that the platform meets the needs of multiple teams while maintaining high levels of performance, reliability, and security. The role holder will work with Platform Engineers, Technical Architects, Data Engineers, and Analysts at NewDay and with B2B customers of the Data Platform.

0-12 months you’ll deliver

  • Design, build, and management of a Snowflake and data ecosystem supporting event and batch workflows
    enabling end user teams to access data, perform transformation, build reports, and leverage automation tooling.
  • Ensuring steps in these processes are automated and observable and adhere to platform standards.
  • Enhance and maintaining a Squitch project for Snowflake schema management.
  • Maintain and enhance a Python library for end user data access in Snowflake and S3.
  • Administration of Snowflake and tooling accounts, users and permissions management (IAM, AD), and controls.
  • Working with users to write and support Airflow DAGs hosted in Astronomer Cloud.
  • Working with streaming data ecosystem such as Kafka.
  • Working with visualisation and analytics tools such as PowerBI and Tableau.

What you’ll bring - Essential Skills:

  • Good knowledge of Snowflake (Columnar databases), Jupyter notebook, Airflow, and Docker
  • Strong Python and SQL coding skills
  • Good knowledge of distributed systems, APIs, cloud computing patterns
  • Good knowledge of virtualisation/containerisation
  • EKS/Kubernetes experience
  • Experience with DevOps tools like GitHub Actions
  • Understanding of AWS infrastructure & services (S3, EKS, IAM, Storage Gateway, Athena)
  • Experienced Terraform developer or solid understanding of IaC

And would love you to know or learn - Desirable Skills: 

  • Expertise in Snowflake concepts like setting up resource monitors, RBAC controls, virtual warehouse, query
    performance tuning, and time travel.
  • Kafka experience.
  • DBT experience.
  • Understanding of Data Vault design pattern.
  • Knowledge of cloud and corporate computer networks (Firewalls, Proxies).
  • AWS networks (VPC, VPN, Direct Connect, Route 53, Auto scaling, CloudWatch, GuardDuty, Network Firewall).


About NewDay

We help people move forward with credit,
and help our colleagues to move their careers forward too.

We use our highly flexible, scalable, and multi-product digital credit engine to power over 120 million transactions every year. Our brands include Aqua, marbles, fluid and Bip. We partner with leading brands such as John Lewis, AO, Argos and DEKO.

Over 5 million UK customers are supported by our award-winning customer service.

At NewDay, we value all types of diversity. We’re an equal opportunity employer and believe that our differences create a vibrant, authentic working culture. We want all our colleagues to feel able to bring their whole selves to work. We don’t discriminate on the basis of age, physical or mental disability, gender reassignment, marriage and civil partnership, pregnancy and carer status, race (including colour, nationality, and ethnic or national origin), religion or belief, sex and sexual orientation. We make sure that every job is crafted to be inclusive and that people with disabilities or caring responsibilities can take part in the application and interview process. Tell us if you need accommodations: we’ll put reasonable adjustments in place to support you.

Our dynamic NewDay culture

We’re focused on what will drive impact in helping people move forward with credit. Our distinctive culture is geared to spark innovation and team working – with lots of open doors for development. Our customers can rely on us because we aim high, support each other, do the right thing and build for the future.
We invest in our colleagues. On top of a strong market competitive salary, you get a bonus opportunity that matches the impact (delivery + values) you drive in your role. We also help you retire better with market leading pensions.
At NewDay, #yourwellbeing matters: You get 26 days holiday and can buy up to 5 more after probation. Then you’ll get extra days as you build your career with us.
NewWork, our flexible, hybrid working approach, helps you to manage your work/life balance - and even bolt on work time in other countries before or after your holiday. And when you’re in the office, you get free healthy breakfast, fresh juices, lunch, barista coffee etc
Our tax efficient green car and cycle to work schemes save you money (and help the planet).
Ask your Talent Acquisition Partner to tell you more about any of our perks.

Where next?

We work with Textio to make our job design and hiring inclusive

In the NewDay Tech team, you’ll join an Expert or Leader career pathway. This will guide you on what your next step here could look like, with regular and open feedback to help you build capabilities to move forward.

Let’s talk about this role – contact


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Applications close: GMT Daylight Time

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