# Data Engineering SpecialistJob Req ID: 51781Posting Date: 6 Oct 2025Function: SecurityUnit: BusinessLocation: Orion Building B62-MH, Ipswich, United KingdomSalary: Competitive Salary +Benefits**Recruiter: Krystle James****Career Grade: D****Internal Closing Date: 16/10/25**Security isn’t always the first thing that comes to mind when you think of BT, but when it comes to keeping everyone safely connected, We Are The Protectors. We deal with thousands of cyber-attacks every day, so that millions of people can safely go about their daily lives and run their businesses. We deliver vital work at scale, with real breadth and impact. We connect for good. You'll be joining a specialist security team that is a trusted partner to governments worldwide, protecting critical national infrastructure and committed to the safety and security of our nation and global communities. Our mission focused work is innovative, inspiring and technologically challenging in a way that makes every day different and stimulating. We provide the opportunity to work on rare projects, with exciting tools and brilliant people. Everyone has access to unparalleled professional and personal development opportunities and your contribution is always valued.## **Why this job matters**We are seeking a highly experienced **Data Engineering Specialist** to join our team and drive the delivery of brilliant data solutions for our customers. This is a senior-level role requiring deep technical expertise, strategic thinking, and leadership in designing and implementing scalable data platforms.You will work with **extremely large data volumes**, across **real-time and batch processing pipelines**, integrating data from diverse sources into **on-premise and AWS cloud platforms**. Your work will be pivotal in shaping the data landscape of the BT Group, enabling actionable insights and supporting our data-driven strategies.**This job role can be based in** **Ipswich, Cheltenham or Manchester****. Onsite (5 days office based). Monday-Friday 37.5 hours per week. You will need to be eligible to obtain DV Clearance before starting this role. You will need to have lived in the UK for 10+ years to be eligible.**## **What you’ll be doing**As a **Data Engineering Specialist**, you will:* **Design, code, test, and deploy** robust data ingestion and transformation processes, ensuring data security and privacy.* Lead the development of **architecture and design patterns** for processing and storing high-volume datasets.* Drive **complex projects**, applying advanced technical knowledge to solve open-ended and ambiguous problems.* Champion **Agile delivery practices**, ensuring consistent quality and timely delivery.* Define and monitor **key data quality indicators**, enhancing visibility into pipeline and infrastructure health.## Essential Skills* Programming* Infrastructure Design* System Integration* Decision Making* Troubleshooting## What we'd like to see on your CVWe’re looking for expertise in:* **Operating Systems**: Linux* **Big Data Technologies**: Apache Spark, Kafka, NiFi, HBase, Airflow* **Programming Languages**: Python, Scala, C++* **Data Platforms**: AWS (S3, Glue, Redshift, EMR), On-premise Hadoop/K8s ecosystems* **Databases & Query Languages**: Hive, HBase, SQL, NoSQL* **Data Formats**: JSON, Parquet, Avro, CSV* **Version Control & CI/CD**: Git, Jenkins, Terraform, Artifactory* **Monitoring & Logging**: Prometheus, Grafana, ELK Stack## Benefits* Competitive salary* BT Pension scheme, minimum 5% Employee contribution, BT contribution 10%* On-call allowance (Depending on role requirements)* 25 days annual leave (not including bank holidays), increasing with service* Huge range of flexible benefits including cycle to work, healthcare, season ticket loan* World-class training and development opportunities* 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.* 24/7 private virtual GP appointments for UK colleagues* 2 weeks paid carer’s leave * World-class training and development opportunities* Option to join BT Shares Saving schemes.* Discounted broadband, mobile and TV packages* Access to 100’s of retail discounts including the BT shop #LI-OnsiteSecurity is one of the fastest growing parts of our global organisation. We are protecting our networks from more than 6,500 cyber attacks each day, investing over £40m in research each year - and in employing nearly 3,000 people, we’re also the largest private cyber employer in the UK. With incredible opportunities to learn, develop and grow your skills, we’ll invest in you, nurture your potential and shape your future – whatever your background or experience. In today’s world, safe and secure digital connections have never been more vital. You’ll be joining a global company operating at the forefront of the information age: BT employs 90,000 people in 180 countries. With huge scale, we’re capable of achieving great things, striving to be personal, simple, and brilliant for our customers whilst creating an inclusive working environment where people from all backgrounds can succeed. Play your part. Make a difference. We are the Protectors.**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.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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