Data Engineer

Job Title: Data Engineer

Location: Midlands

Job Type: Full-Time 40 hours per week, Monday to Friday.

Salary: Up To £65,000 Per Annum DOE

At Airband, we’re building more than broadband networks, we’re helping reshape connectivity across the UK. Originally established to tackle the digital divide in rural and underserved communities, Airband has grown into a dynamic broadband provider delivering services through Fibre, Fixed Wireless Access (FWA) and wholesale network partnerships.

Role Summery

We are looking for a skilled and motivated Mid-Level Data Engineer to design, build, and maintain reliable, efficient, and scalable data platforms and pipelines. You will play a key role in supporting analytics and business intelligence by ensuring high-quality data ingestion, transformation, and availability, primarily within an Azure Databricks environment.

Working closely with the Data and Reporting Manager, Data Analysts, wider IT teams, and external stakeholders, you will help maintain a robust, secure, and cost‑efficient data platform while contributing to continuous improvement and innovation.

Responsibilities

Data Engineering & Pipelines

• Design, develop, and maintain ETL and ELT pipelines.
• Write efficient, maintainable Python code using industry‑standard libraries, PySpark, and Spark.
• Build and manage data ingestion integrations, including APIs and Databricks Lakeflow Connect.
• Manage pipelines end to end: setup, monitoring, troubleshooting, optimisation, and issue resolution.
• Perform data cleansing, transformation, and validation to ensure high data quality.

Data Architecture & Modelling

• Design and implement efficient data models, schemas, and storage solutions.
• Guide the Data Analysts in creating performant SQL queries, views, and materialised views with efficient use of memory and compute.
• Present data in analytics‑ready formats to support reporting and advanced analysis.
• Manage data post‑ingestion, including documentation, archiving, retention, and deletion policies.

Platform & Performance

• Lead and contribute to Databricks (Azure) platform administration and engineering best practices.
• Monitor and optimise the performance of pipelines, tasks, and databases to ensure cost‑effective use of compute and storage.
• Implement monitoring, alerting, and regular checks for pipelines and databases.
• Support system updates, tooling upgrades, and ongoing platform improvements.

Integration, Security & Governance

• Work with systems, IT, and architecture teams on system and data connectivity, extraction, security, and governance.
• Implement and maintain appropriate security measures and access controls.
• Support compliance with data governance and data management standards.

Collaboration, Documentation & Development

• Collaborate closely with Data Analysts, guiding and mentoring them to support their technical growth.
• Produce clear, accurate documentation for pipelines, datasets, integrations, and platform usage.
• Support the Manager in team development, process improvement, and platform planning
• Provide data expertise for business‑wide projects as they are planned and delivered.

Innovation & Continuous Improvement

• Maintain awareness of new Databricks features, Azure services, and best practices to maximise efficiency and capability.
• Demonstrate a strong interest in AI and emerging data technologies, exploring practical applications within and beyond Databricks.
• Apply critical thinking, analytical reasoning, and innovative problem‑solving to overcome technical challenges.

Key Skills

Core Key Skills

• Excellent written and verbal communication
• Effective time management and prioritisation
• Strong problem-solving skills
• Attention to detail and accuracy
• Ability to work independently and collaboratively as part of a wider Airband team
• Embraces change, is adaptable and is willing to learn
• Customer / user-focused mindset
• Continuous improvement mindset
• Planning and organisational skills
• Competent use of Microsoft 365 tools
• Embraces diversity
• Emotional intelligence and professionalism
• Analytical and critical thinker with strong problem‑solving skills.
• Collaborative, supportive team player with a willingness to mentor others.
• Proactive and committed to continuous learning and improvement.

Technical & Digital Skills

• Ability to learn new systems and technologies quickly
• Data handling and analysis skills
• Understanding of digital ways of working and collaboration tools
• Proficiency with Databricks

Qualifications & Professional Knowledge

Essential

• SQL proficiency, Programming Skills (Python), Database and Data Modelling, ETL/ELT pipeline knowledge, Cloude and modern data tools (Databricks)

Desirable

• Degree in either of the following Computer Science, Software Engineering,

Information Systems, Data Science

Experience

Essential

• Strong proficiency in Python using industry‑standard libraries.
• Solid experience with Spark and PySpark for distributed data processing.
• Strong SQL skills, including performance‑focused query design.
• Hands‑on experience with Databricks on Azure, including platform usage and administration.
• Experience integrating data via REST APIs and working with databases such as Postgres
• Experience of automation
• Good understanding of data and systems architecture, including connectivity and

integration.

• Knowledge of operating systems and Azure infrastructure.

Desirable

• Previous experience working within the Telecoms sector or similar

What can Airband Offer you?

• 25 days of paid leave a year rising to 30 plus bank holidays with service.

• 5% Airband pension plus a minimum 3% employee contribution.

• Customer referral bonus - a thank you for every customer you send our way.

• We offer hybrid working – a mix of working from home and in the office.

• Free Broadband - If you are in our coverage, you can benefit from free broadband with us! (subject to time served)

• 20% off your monthly line rental on EE’s phone, tablet, SIM only or mobile broadband plans.

• Cycle to work, Tech scheme, Healthcare and medical insurance. Dental care, and Health cash fund (dependent on the length of service)

• Airshare (employee discount platform) - discounts on everyday shopping, weekly groceries, holidays, the list is endless - save up to £1,000 a year!

• Refer a friend reward scheme – a selection of great rewards to choose from!

Pre-employment checks

Please note that you are required to have the right to work in the UK and we request satisfactory references as part of our recruitment process. A DBS check may be required for a number of our roles, particularly those that are customer-facing. Also, a driving licence may be required for positions that require you to be out in the field as part of the role.

Recruitment agency support is not required at this time.