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Data Engineering Specialist

Job Req ID:  49725
Posting Date:  30 Jul 2025
Function:  Cyber Security
Unit:  Networks
Location: 

Assembly, Bristol, United Kingdom

Salary:  Competitive with Great Benefits

Why this job matters

Defending BT Group against cyber-attacks is the focus of PBT Cyber Operations. BT faces threats from the full range of threat actors from sophisticated threat nation state actors developing their tactics to new heights and targeting our industry, through to criminal groups seeking to monetize efforts attacks on BT and customers, to hacktivist groups who see BT as a visible UK and impactful UK target. It is the role of the Cyber Threat Intelligence Group (CTIG) to understand and track this ever-evolving threat landscape. Our Capability Development Team is key part of this equipping us with the tools to do carry out this function and keep BT Group and the UK critical networks safe. BT takes a threat led approach to cyber security. Intelligence generated within CTIG to identify, prioritize and track those threats which are of greatest significance to BT drives security decision making impacting all levels of the organization. 

 

As a large, distributed, multinational IT-based company, BT has a unique view of global cyber threat, including data sets that have never been available to the industry before. We are developing novel and sophisticated ways of analysing this data to ensure we stay ahead in this exciting and challenging environment. As an experienced data engineer, you will be responsible for developing and maintaining data pipelines, so that this highly skilled team of data scientists, data engineers and developers, continue to generate unique, innovative and impactful intelligence. 

 

This role is hybrid (3 days in office) & can be based in either Bristol or Manchester

What you’ll be doing

  • Developing and maintaining Data Pipelines for extraction, transformation and loading processes
  • Assembling large, complex data sets that meet user and business requirements
  • Collaborating with data scientists and intelligence analysts, to support and deliver against their requirements
  • Identifying and implementing process improvements to enhance data delivery and scalability
  • Build and maintain collaboration partnerships with internal and external working groups on data analysis and big data platforms.
  • Responsible for contributing towards delivering tools and analytics needed to generate world class threat intelligence
  • Committed to the continual improvement of BT's capability to operationally exploit tools and data to better Protect BT, its business and reputation. 
  • Accountable to Cyber Threat Intelligence Capability Development Manager to ensure that data pipelines are developed and maintained, for users to generate world-class threat intelligence. 

Skills Required for the Role

  • Track Record in working with Big Data technologies and tools utilized for handling large datasets.
  • Proficiency in programming and debugging/troubleshooting complex issues.
  • Expertise in Data Processing frameworks and schema design.
  • Experience with Data Ingestion tools and developing robust data pipelines.
  • Familiarity with Data Science tools and techniques.
  • Excellent problem-solving abilities and able to work through issues in a logical manner, documenting solutions as required.
  • Demonstrable experience of continuous improvement, process optimization and automation.

Experience Required for the Role

  • Experience of working with big data and data analytics. 
  • In-depth knowledge of data analysis platforms and tooling.
  • Strong communication skills, able to articulate complex technical requirements to a range of audiences
  • Typically qualified to degree level, or equivalent professional experience.

Benefits

  • On target 10% on target bonus​
  • BT Pension scheme, minimum 5% Employee contribution, BT contribution 10%​
  • From January 2025, equal family leave:  receive 18 weeks at full pay, 8 weeks at half pay and 26 weeks at the statutory rate. It’s for all parents, no matter how your family is made up.​
  • Enhanced women’s health support: including help with menopause symptoms, cancer screenings, period care and more.​
  • 25 days annual leave (not including bank holidays), increasing with service​
  • 24/7 private virtual GP appointments for UK colleagues​
  • 2 weeks carer’s leave ​
  • World-class training and development opportunities​
  • Option to join BT Shares Saving schemes.

About us

BT Group was the world’s first telco and our heritage in the sector is unrivalled.  As home to several of the UK’s most recognised and cherished brands – BT, EE, Openreach and Plusnet, we have always played a critical role in creating the future, and we have reached an inflection point in the transformation of our business. 
 
Over the next two years, we will complete the UK’s largest and most successful digital infrastructure project – connecting more than 25 million premises to full fibre broadband.  Together with our heavy investment in 5G, we play a central role in revolutionising how people connect with each other. 
 
While we are through the most capital-intensive phase of our fibre investment, meaning we can reward our shareholders for their commitment and patience, we are absolutely focused on how we organise ourselves in the best way to serve our customers in the years to come.  This includes radical simplification of systems, structures, and processes on a huge scale. Together with our application of AI and technology, we are on a path to creating the UK’s best telco, reimagining the customer experience and relationship with one of this country’s biggest infrastructure companies.  
 
Change on the scale we will all experience in the coming years is unprecedented.  BT Group is committed to being the driving force behind improving connectivity for millions and there has never been a more exciting time to join a company and leadership team with the skills, experience, creativity, and passion to take this company into a new era.

A FEW POINTS TO NOTE:

Although these roles are listed as full-time, if you’re a job share partnership, work reduced hours, or any other way of working flexibly, please still get in touch.

We will also offer reasonable adjustments for the selection process if required, so please do not hesitate to inform us.

DON'T MEET EVERY SINGLE REQUIREMENT?

Studies have shown that women and people who are disabled, LGBTQ+, neurodiverse or from ethnic minority backgrounds are less likely to apply for jobs unless they meet every single qualification and criteria. We're committed to building a diverse, inclusive, and authentic workplace where everyone can be their best, so if you're excited about this role but your past experience doesn't align perfectly with every requirement on the Job Description, please apply anyway - you may just be the right candidate for this or other roles in our wider team.

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