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Notting Hill Genesis

Data Warehouse Developer

On site

London, United kingdom

Freelance

12-09-2025

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Skills

Communication Tableau SQL Version Control Azure Data Factory Problem-solving Decision-making Attention to detail git power bi SQL Server Azure Agile ETL Processes PostGres Microsoft Azure

Job Specifications

Job Introduction

What's It All About

As a Data Warehouse Developer, you'll play a crucial role in helping NHG unlock the value of data. You'll be part of a team delivering high-quality data solutions that inform decision-making, improve services, and ultimately make a difference for our residents . Using the Microsoft data platform and tools within Azure, you'll work across the organisation to design, build and maintain Data Warehouse solutions that are accurate, reliable and impactful.

How You'll Make a Difference

You'll drive a culture of data confidence across NHG by delivering trustworthy and accessible data products. Working closely with technical and non-technical colleagues, you'll ensure the right data is available in the right format, at the right time. Your analytical mindset, communication skills and attention to detail will help us use data to improve the way we work and the services we provide.

How You'll Do It

Design, develop and maintain robust and scalable Data Warehouse solutions using Microsoft Azure technologies.
Work collaboratively with colleagues to gather requirements and translate them into meaningful data products.
Cleanse, transform and prepare data for reporting, analysis and visualisation.
Use tools such as Power BI or Tableau to create clear, accessible dashboards and reports.
Monitor data pipelines and ETL processes, resolving any issues to maintain data quality and uptime.
Apply a rigorous testing approach to minimise errors and improve trust in data.
Support the resolution of second-line incidents and service requests through the service desk, ensuring timely responses in line with SLAs .
Produce clear documentation, including Requests for Change for the Change Advisory Board (CAB), where required.
Work in a cross-functional team, contributing to experiments and iterative delivery in an agile environment.
Help build data literacy and engagement across the organisation.

All About You

Behaviours for success

At NHG, our values guide how we work. You'll be expected to show how you live these values in your day-to-day role:

Compassionate - You care about delivering data solutions that support better outcomes for our residents.
Progressive - You stay curious, seek new ways to use data and embrace innovation.
Dependable - You take pride in data quality, reliability and accuracy.
Inclusive - You collaborate well with others, respecting different perspectives and roles.
Empowered - You take ownership of your work and actively seek opportunities to improve.

The Ideal Candidate

We believe great service starts with great people, and we are committed to recruiting and developing passionate, enthusiastic, and talented individuals who can add value to our thriving organisation . Pending confirmation of legislative changes, this role may require a qualification to demonstrate competence . If not already qualified, there may be an expectation to study towards a professional qualification.

Essential

Proven experience delivering Data Warehouse solutions, ideally within a large or complex organisation.
Experience preparing, transforming and loading data using SQL and modern data tools.
Competence with Microsoft Azure tools and services (e.g. Azure Data Factory, SQL Server).
Proficient in SQL development with experience using platforms such as SQL Server, Oracle or Postgres.
Strong problem-solving and troubleshooting abilities, with attention to detail.
Ability to communicate effectively with both technical and non-technical stakeholders.
Comfortable working in an agile environment and managing competing priorities.
Commitment to data ethics, data protection and high-quality standards.
Working knowledge of Office 365, including advanced Excel.
Willingness to learn and adapt to new technologies and methodologies.

Desirable

Experience with Power BI or Tableau (dashboard creation and/or administration).
Familiarity with Wherescape or similar data warehouse automation tools.
Experience with Git or other version control systems.
Understanding of data security, governance and privacy best practice.
MSc in Computer Science, Maths, or other data-related discipline.
Awareness of sector-specific data challenges and terminology.

All About Us

Notting Hill Genesis is a not-for-profit organisation providing affordable homes for Londoners and it is now one of the largest housing associations in London. We are both a landlord and a developer, with more than 60,000 existing homes and 10,000 more in our pipeline and we employ around 1,500 staff. For more information on what we do and what makes us different please visit:

We welcome applications from everyone. We actively monitor the diversity of our workforce and strive to show equal representation throughout all levels of the organisation. We are a Stonewall Diversity Champion , a Disability Confident employer amongst other diversity commitments. To find out more about our approach to equality, diversity and inclusion please visit:

Selection P

About the Company

We're a not-for-profit organisation providing more affordable homes for Londoners. A home provides the basis for a stable and healthy society, but the capital's housing crisis means that for too many Londoners, a home is out of reach. We're a not-for-profit organisation with a focus on providing quality homes at below-market rents for people who would otherwise struggle to afford them. We are both a landlord and a developer, with more than 60,000 existing homes and 10,000 more in our pipeline, and a well-established commerci... Know more