Senior / Lead Developer - Databricks Data Factory SQL

Hackajob Ltd; Leicester; On-site; GBP 55,000 - 75,000; Full time

Job summary

Hackajob Ltd in the United Kingdom is seeking a Senior Developer to join the Business Intelligence Systems (BIS) team as we transition from legacy architectures to a modern, cloud-first data ecosystem.

You will work with stakeholders across Finance, Product, Marketing, and Contact Centre to design, build, and support data solutions, using Azure tools, Databricks, and Power BI to deliver value and scalable pipelines.

Qualifications

• Strong SQL and Python proficiency.
• Hands-on Azure Data Lake and Databricks experience.
• Ability to build data pipelines with Azure Data Factory, SSIS, and API integrations.
• Power BI or similar reporting tools proficiency.
• Strong English communication and collaboration in cross-functional teams.
• Mentor developers and support pair programming.
• Desirable: PySpark or PySQL experience.
• Desirable: Dimensional modelling and data warehousing knowledge.
• Desirable: SQL Server SSAS Tabular and DAX.
• Desirable: SQL Server RDBMS and Managed Instance familiarity.
• Desirable: Azure Event Hubs or Active Batch exposure.
• Desirable: Interest in applying AI/ML to real-world data problems.

Responsibilities

• Develop data solutions using data, analytics, and reporting tools.
• Collaborate with Finance, Product, Marketing, and Contact Centre to design and support data solutions.
• Utilise Azure tools, Databricks, and Power BI to streamline workflows and deliver value.
• Create product-team data solutions including cost efficiency and data security controls.
• Support data ingestion pathways and implement data compliance measures.
• Improve internal workflows for efficiency and stability.
• Provide guidance to less experienced developers and support pair programming.

Skills

SQL

Python

Mentoring

English

PySpark

PySQL

AI/ML interest

Tools

Azure Data Lake

Databricks

Azure Data Factory

SSIS

APIs

Power BI

SSAS

DAX

SQL Server RDBMS

Managed Instance

Azure Event Hubs

Active Batch

Job description

Salary: £65,000 - 65,000 per year

Requirements

• Strong proficiency in SQL and Python
• Hands-on experience with Azure Data Lake and Databricks
• Proven ability to build efficient data pipelines using Azure Data Factory (ADF), SSIS, and API integrations
• Proficiency in Power BI or similar reporting tools
• Demonstrated ability to work in multifunctional, fast-moving product teams
• Strong spoken and written English skills, with the ability to translate complex requirements into clear technical tasks
• A proactive approach to mentoring less experienced developers and supporting collaborative pair programming
• Desirable: Experience with PySpark or PySQL
• Desirable: Experience with dimensional modelling and data warehousing principles
• Desirable: Experience with SQL Server SSAS Tabular and DAX
• Desirable: Exposure to SQL Server RDBMS and Managed Instance
• Desirable: Knowledge of Azure Event Hubs or Active Batch
• Desirable: Interest in applying artificial intelligence and machine learning to real-world data problems

Responsibilities

• Use data, analytical, and reporting tools to develop new products, optimise existing solutions, and support users across the business
• Collaborate with stakeholders in areas including Finance, Product, Marketing, and Contact Centre to design, build, and support data solutions for operational and business analysis
• Use Azure tools, Databricks, and Power BI to innovate and streamline workflows and provide valuable data to the business
• Develop product-team solutions tailored to business requirements, including cost-saving efficiencies, cyber resilience, and data security controls
• Support data ingestion pathways and implement data compliance frameworks
• Optimise internal workflows to improve process efficiency and operational stability
• Provide guidance to less experienced developers and support pair programming

Technologies

• AI
• API
• Azure
• Business Intelligence
• Cloud
• Databricks
• DAX
• Support
• LESS
• Machine Learning
• Marketing
• Power BI
• Python
• PySpark
• SQL
• Security
• SSAS
• SSIS
• ETL

More

We are seeking a Senior Developer to join our Business Intelligence Systems (BIS) team as we transition from legacy architectures to a modern, cloud-first data ecosystem. Our BIS domain works with stakeholders across key business areas to deliver critical data solutions. Our department has 80 developers, analysts, and product managers focused on value-driven delivery. Our traditional SQL platform remains central to the business while we scale our modern data architecture and explore AI and machine learning tools.

last updated 40 week of 2026